import java.util.*;
import java.util.zip.*;
import java.util.List;
import java.util.regex.*;
import java.util.concurrent.*;
import java.util.concurrent.atomic.*;
import java.util.concurrent.locks.*;
import javax.swing.*;
import javax.swing.event.*;
import javax.swing.text.*;
import javax.swing.table.*;
import java.io.*;
import java.net.*;
import java.lang.reflect.*;
import java.lang.ref.*;
import java.lang.management.*;
import java.security.*;
import java.security.spec.*;
import java.awt.*;
import java.awt.event.*;
import java.awt.image.*;
import javax.imageio.*;
import java.math.*;
import x30_pkg.x30_util;
import static x30_pkg.x30_util.VF1;
import static x30_pkg.x30_util.l;
import static x30_pkg.x30_util.indexOf;
import static x30_pkg.x30_util.getOpt;
import static x30_pkg.x30_util.setOpt;
import static x30_pkg.x30_util.callOpt;
import static x30_pkg.x30_util.newWeakHashMap;
import static x30_pkg.x30_util.newDangerousWeakHashMap;
import static x30_pkg.x30_util.get;
import static x30_pkg.x30_util.get_raw;
import static x30_pkg.x30_util.assertTrue;
import static x30_pkg.x30_util.isHeadless;
import static x30_pkg.x30_util.isAndroid;
import static x30_pkg.x30_util.isTrue;
import x30_pkg.x30_util.DynamicObject;
import loadableUtils.utils;
import static loadableUtils.utils._threadInfo;
import static loadableUtils.utils._threadInheritInfo;
import static loadableUtils.utils.dm_current_mandatory;
import static loadableUtils.utils.match;
import static loadableUtils.utils.vm_generalIdentityHashSet;
import static loadableUtils.utils.vm_generalHashMap;
import static loadableUtils.utils.vm_generalWeakSubMap;
import static loadableUtils.utils.loadPage;
import static loadableUtils.utils.loadPageSilently;
import static loadableUtils.utils.loadSnippet;
import static loadableUtils.utils.listPopupMenu;
import static loadableUtils.utils.dm_current_generic;
import static loadableUtils.utils.dm_current_mandatory_generic;
import static loadableUtils.utils.DynamicObject_loading;
import static loadableUtils.utils.rethrow;
import loadableUtils.utils.F0;
import loadableUtils.utils.F1;
import loadableUtils.utils.IF0;
import loadableUtils.utils.IF1;
import loadableUtils.utils.IVF1;
import loadableUtils.utils.IVF2;
import loadableUtils.utils.Matches;
import loadableUtils.utils.RGBImage;
import loadableUtils.utils.MultiSet;
import loadableUtils.utils.Concept;
import loadableUtils.utils.Concepts;
import loadableUtils.utils.IterableIterator;
import loadableUtils.utils.PersistableThrowable;
import loadableUtils.utils.DynModule;
import loadableUtils.utils.DynCalculatedList;
import loadableUtils.utils.Rect;
import loadableUtils.utils.Pt;
import java.awt.geom.*;
import javax.swing.event.AncestorListener;
import javax.swing.event.AncestorEvent;
import javax.swing.Timer;
import javax.imageio.metadata.*;
import javax.imageio.stream.*;
import java.text.SimpleDateFormat;
import java.nio.charset.Charset;
import java.text.NumberFormat;

class main {

  abstract static public class ModuleList extends DynCalculatedList {

    public void start() {
      try {
        super.start();
        dm_vmBus_onMessage("moduleDeleted", rstUpdate());
      } catch (Exception __e) {
        throw rethrow(__e);
      }
    }

    public Object getModule(String item) {
      return item == null ? null : callCreator("getModuleByID", firstIntAsString(item));
    }

    public JComponent visualize() {
      JList list = assertNotNull("JList", (JList) super.visualize());
      onDoubleClickOrEnter(list, new VF1<String>() {

        public void get(final String s) {
          try {
            dm_showModule(getModule(s));
          } catch (Exception __e) {
            throw rethrow(__e);
          }
        }

        public String toString() {
          return "dm_showModule(getModule(s))";
        }
      });
      for (final Pair<String, VF1<Object>> p : dm_moduleMenuItems()) listPopupMenuItem(list, p.a, new VF1<String>() {

        public void get(final String s) {
          try {
            {
              startThread(new Runnable() {

                public void run() {
                  try {
                    callF(p.b, getModule(s));
                  } catch (Exception __e) {
                    throw rethrow(__e);
                  }
                }

                public String toString() {
                  return "callF(p.b, getModule(s));";
                }
              });
            }
          } catch (Exception __e) {
            throw rethrow(__e);
          }
        }

        public String toString() {
          return "thread { callF(p.b, getModule(s)); }";
        }
      });
      return list;
    }

    public List<String> calc() {
      return map(new F1<Object, String>() {

        public String get(final Object m) {
          try {
            return "[" + dm_moduleID(m) + "] " + or2(pcallF(new F0<String>() {

              public String get() {
                try {
                  return dm_moduleName(m);
                } catch (Exception __e) {
                  throw rethrow(__e);
                }
              }

              public String toString() {
                return "ret dm_moduleName(m);";
              }
            }), "?");
          } catch (Exception __e) {
            throw rethrow(__e);
          }
        }

        public String toString() {
          return "\"[\" + dm_moduleID(m) + \"] \" + or2(pcallF(func -> S { dm_moduleName(m) }), \"?\")";
        }
      }, modulesToList());
    }

    public List<Object> modulesToList() {
      return dm_listStems();
    }
  }

  static public class LoadedModuleSearch extends ModuleList {

    transient public String query;

    transient public RestartableCountdown autoHide = new RestartableCountdown();

    transient public String moduleDescForSearch;

    transient public Object[] quickSearchParams;

    transient public int yesPopupOffsetY = -13;

    public void start() {
      try {
        super.start();
        moduleDescForSearch = "Loaded";
        calculateWhenHidden = true;
        dm_onTopInput_q(new VF1<String>() {

          public void get(String s) {
            try {
              doSearch(s, false);
            } catch (Exception __e) {
              throw rethrow(__e);
            }
          }

          public String toString() {
            return "doSearch(s, false)";
          }
        });
        dm_onTopInputChange_q(new VF1<String>() {

          public void get(String s) {
            try {
              if (neq(s, query))
                doSearch(s, false);
            } catch (Exception __e) {
              throw rethrow(__e);
            }
          }

          public String toString() {
            return "if (neq(s, query)) doSearch(s, false)";
          }
        });
        dm_vmBus_onMessage_q("hideQuickSearchModules", new Runnable() {

          public void run() {
            try {
              dm_hideModule();
            } catch (Exception __e) {
              throw rethrow(__e);
            }
          }

          public String toString() {
            return "dm_hideModule();";
          }
        });
        quickSearchParams = new Object[] { "defaultAction", new VF1<String>() {

          public void get(String s) {
            try {
              dm_showModule(getModule(s));
            } catch (Exception __e) {
              throw rethrow(__e);
            }
          }

          public String toString() {
            return "dm_showModule(getModule(s))";
          }
        }, "popupItems", toObjectArray(concatMap(dm_moduleMenuItems(), new F1<Pair<String, VF1<Object>>, List>() {

          public List get(final Pair<String, VF1<Object>> p) {
            try {
              return ll(p.a, new VF1<String>() {

                public void get(String s) {
                  try {
                    AutoCloseable __14 = enter();
                    try {
                      callF(p.b, getModule(s));
                    } finally {
                      _close(__14);
                    }
                  } catch (Exception __e) {
                    throw rethrow(__e);
                  }
                }

                public String toString() {
                  return "temp enter();\r\n        callF(p.b, getModule(s))";
                }
              });
            } catch (Exception __e) {
              throw rethrow(__e);
            }
          }

          public String toString() {
            return "ll(p.a, voidfunc(S s) { temp enter();\r\n        callF(p.b, getModule(s))\r\n    ...";
          }
        })) };
      } catch (Exception __e) {
        throw rethrow(__e);
      }
    }

    public JComponent visualize() {
      JComponent _c = super.visualize();
      onDoubleClickOrEnter(list, new Runnable() {

        public void run() {
          try {
            AutoCloseable __18 = enter();
            try {
              dm_hideQuickSearchModules();
            } finally {
              _close(__18);
            }
          } catch (Exception __e) {
            throw rethrow(__e);
          }
        }

        public String toString() {
          return "temp enter();  dm_hideQuickSearchModules();";
        }
      });
      return _c;
    }

    public void doSearch(String s, boolean withYesPopup) {
      AutoCloseable __15 = enter();
      try {
        if (match("yes", s)) {
          if (dm_hasYesPopupForComponent(list)) {
            print("HAVE POPUP");
            print("Clicked? " + jlist_doubleClickOnItem(list, 0));
            return;
          }
        }
        if (dm_dontQuickSearch_combined(s))
          return;
        query = s;
        Object qsm = dm_quickSearchManager();
        if (qsm != null) {
          results = calc();
          dm_call(qsm, "setResultsForModule", dm_moduleID(), moduleDescForSearch, query, map(results, new F1<String, Pair<String, String>>() {

            public Pair<String, String> get(String s) {
              try {
                String moduleID = firstIntAsString(s);
                return pair(dm_programID(moduleID) + " - " + dm_moduleName(moduleID), moduleID);
              } catch (Exception __e) {
                throw rethrow(__e);
              }
            }

            public String toString() {
              return "S moduleID = firstIntAsString(s);\r\n        ret pair(dm_programID(moduleID) + ...";
            }
          }), quickSearchParams);
        } else {
          super.update();
          if (nempty(query) && nempty(results)) {
            dm_placeModuleUnderAIBar_v2(this, query);
            if (withYesPopup && !dm_hasYesToAcceptPopup()) {
              dm_showYesToAcceptPopupWithParams(list, "imageID", "#1101462", "height", 247 / 2, "mover", new VF2<Component, Component>() {

                public void get(Component c, Component popup) {
                  try {
                    AutoCloseable __16 = enter();
                    try {
                      JList list = (JList) c;
                      Rect r = boundsInParent(c, dm_desktopPane());
                      if (r == null)
                        return;
                      Rect item = jlist_itemBounds(list, 0);
                      setLocation(popup, r.x + item.x - popup.getWidth(), r.y + item.y + yesPopupOffsetY);
                    } finally {
                      _close(__16);
                    }
                  } catch (Exception __e) {
                    throw rethrow(__e);
                  }
                }

                public String toString() {
                  return "temp enter();\r\n              JList list = cast c;\r\n              Rect r = bou...";
                }
              });
            }
            dm_autoHide(autoHide);
          } else
            dm_hideModule();
        }
      } finally {
        _close(__15);
      }
    }

    public List<Object> modulesToList() {
      if (empty(query))
        return emptyList();
      List modules = super.modulesToList();
      List<String> results = scoredSearch_eachTerm(dm_getInterestingString(), map(modules, new F1<Object, String>() {

        public String get(final Object m) {
          try {
            return "[" + dm_moduleID(m) + "] " + pcallF(new F0<String>() {

              public String get() {
                try {
                  return dm_moduleName(m);
                } catch (Exception __e) {
                  throw rethrow(__e);
                }
              }

              public String toString() {
                return "ret dm_moduleName(m);";
              }
            }) + " / " + shortClassName(m) + " / " + getProgramID(m);
          } catch (Exception __e) {
            throw rethrow(__e);
          }
        }

        public String toString() {
          return "\"[\" + dm_moduleID(m) + \"] \"\r\n          + pcallF(func -> S { dm_moduleName(m) ...";
        }
      }));
      return map(results, new F1<String, Object>() {

        public Object get(String s) {
          try {
            return dm_getModule(leadingSquareBracketStuff(s));
          } catch (Exception __e) {
            throw rethrow(__e);
          }
        }

        public String toString() {
          return "dm_getModule(leadingSquareBracketStuff(s))";
        }
      });
    }

    public void selectFirstEntry() {
      selectRow(list, 0);
    }

    public void enhanceFrame(Container f) {
      super.enhanceFrame(f);
      setClosable(f, false);
    }
  }

  static public boolean _moduleClass_LoadedModuleSearch = true;

  static public String programID;

  static public void _onLoad_initUtils() {
    utils.__javax = javax();
  }

  static public void _onLoad_defaultClassFinder() {
    setDefaultClassFinder(new F1<String, Class>() {

      public Class get(String name) {
        Class c = findClass_fullName(name);
        if (c != null)
          return c;
        if (name.startsWith("main$"))
          return loadableUtils.utils.findClass_fullName("loadableUtils.utils" + name.substring(4));
        return null;
      }
    });
  }

  static public ThreadLocal<Boolean> dynamicObjectIsLoading_threadLocal() {
    return DynamicObject_loading;
  }

  static volatile public Concepts mainConcepts;

  static public Concepts db_mainConcepts() {
    if (mainConcepts == null)
      mainConcepts = newConceptsWithClassFinder(getDBProgramID());
    return mainConcepts;
  }

  static public void cleanMeUp_concepts() {
    if (db_mainConcepts() != null)
      db_mainConcepts().cleanMeUp();
  }

  static public <A> AutoCloseable dm_vmBus_onMessage(final String msg, final VF1<A> onMessage) {
    return dm_ownResource(vmBus_onMessage(msg, onMessage));
  }

  static public <A> AutoCloseable dm_vmBus_onMessage(final String msg, final IVF1<A> onMessage) {
    return dm_ownResource(vmBus_onMessage(msg, ivf1ToVF1(onMessage)));
  }

  static public <A, B> AutoCloseable dm_vmBus_onMessage(final String msg, final IVF2<A, B> onMessage) {
    return dm_ownResource(vmBus_onMessage(msg, ivf2ToVF2(onMessage)));
  }

  static public <A, B> AutoCloseable dm_vmBus_onMessage(String msg, final VF2<A, B> onMessage) {
    return dm_ownResource(vmBus_onMessage(msg, onMessage));
  }

  static public <A, B, C> AutoCloseable dm_vmBus_onMessage(String msg, final VF3<A, B, C> onMessage) {
    return dm_ownResource(vmBus_onMessage(msg, onMessage));
  }

  static public AutoCloseable dm_vmBus_onMessage(String msg, Runnable onMessage) {
    return dm_ownResource(vmBus_onMessage(msg, onMessage));
  }

  static public Object callCreator(String functionName, Object... args) {
    return call(creator(), functionName, args);
  }

  static public String firstIntAsString(String s) {
    return jextract("<int>", s);
  }

  static public <A> A assertNotNull(A a) {
    assertTrue(a != null);
    return a;
  }

  static public <A> A assertNotNull(String msg, A a) {
    assertTrue(msg, a != null);
    return a;
  }

  static public JTable onDoubleClickOrEnter(final JTable table, final Object runnable) {
    onDoubleClick(table, runnable);
    onEnter(table, runnable);
    return table;
  }

  static public JList onDoubleClickOrEnter(final JList list, final Object runnable) {
    onDoubleClick(list, runnable);
    onEnter(list, runnable);
    return list;
  }

  static public JTable onDoubleClickOrEnter(Object runnable, JTable table) {
    return onDoubleClickOrEnter(table, runnable);
  }

  static public void dm_showModule(Object module) {
    Object stem = dm_getStem(module);
    if (stem != null)
      dm_callOS("showModule", stem);
  }

  static public void dm_showModule() {
    dm_showModule(dm_current_mandatory_generic());
  }

  static public List<Pair<String, VF1<Object>>> dm_moduleMenuItems() {
    return (List) llNotNulls(pair("Show", new VF1<Object>() {

      public void get(Object mod) {
        try {
          dm_showModule(mod);
        } catch (Exception __e) {
          throw rethrow(__e);
        }
      }

      public String toString() {
        return "dm_showModule(mod)";
      }
    }), pair("Reload", new VF1<Object>() {

      public void get(Object mod) {
        try {
          dm_reloadModule(mod);
        } catch (Exception __e) {
          throw rethrow(__e);
        }
      }

      public String toString() {
        return "dm_reloadModule(mod)";
      }
    }), pair("Delete", new VF1<Object>() {

      public void get(Object mod) {
        try {
          dm_deleteModule(mod);
        } catch (Exception __e) {
          throw rethrow(__e);
        }
      }

      public String toString() {
        return "dm_deleteModule(mod)";
      }
    }), pair("Hide", new VF1<Object>() {

      public void get(Object mod) {
        try {
          dm_hideModule(mod);
        } catch (Exception __e) {
          throw rethrow(__e);
        }
      }

      public String toString() {
        return "dm_hideModule(mod)";
      }
    }));
  }

  static public void listPopupMenuItem(final JList list, final String name, final Object action) {
    listPopupMenu(list, new VF2<JPopupMenu, String>() {

      public void get(JPopupMenu menu, final String item) {
        try {
          addMenuItem(menu, name, new Runnable() {

            public void run() {
              try {
                pcallF(action, item);
              } catch (Exception __e) {
                throw rethrow(__e);
              }
            }

            public String toString() {
              return "pcallF(action, item)";
            }
          });
        } catch (Exception __e) {
          throw rethrow(__e);
        }
      }

      public String toString() {
        return "addMenuItem(menu, name, r { pcallF(action, item) });";
      }
    });
  }

  static public Thread startThread(Object runnable) {
    return startThread(defaultThreadName(), runnable);
  }

  static public Thread startThread(String name, Runnable runnable) {
    runnable = wrapAsActivity(runnable);
    return startThread(newThread(runnable, name));
  }

  static public Thread startThread(String name, Object runnable) {
    runnable = wrapAsActivity(runnable);
    return startThread(newThread(toRunnable(runnable), name));
  }

  static public Thread startThread(Thread t) {
    _registerThread(t);
    t.start();
    return t;
  }

  static public Object callF(Object f, Object... args) {
    try {
      if (f instanceof String)
        return callMC((String) f, args);
      return x30_util.callF(f, args);
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public <A> A callF(F0<A> f) {
    return f == null ? null : f.get();
  }

  static public <A> A callF(IF0<A> f) {
    return f == null ? null : f.get();
  }

  static public <A, B> B callF(F1<A, B> f, A a) {
    return f == null ? null : f.get(a);
  }

  static public <A, B> B callF(IF1<A, B> f, A a) {
    return f == null ? null : f.get(a);
  }

  static public <A> void callF(VF1<A> f, A a) {
    if (f != null)
      f.get(a);
  }

  static public Object callMC(String method, Object... args) {
    return call(mc(), method, args);
  }

  static public Object call(Object o) {
    return callF(o);
  }

  static public Object call(Object o, String method, Object... args) {
    return call_withVarargs(o, method, args);
  }

  static public List map(Iterable l, Object f) {
    return map(f, l);
  }

  static public List map(Object f, Iterable l) {
    List x = emptyList(l);
    if (l != null)
      for (Object o : l) {
        ping();
        x.add(callF(f, o));
      }
    return x;
  }

  static public <A, B> List<B> map(Iterable<A> l, F1<A, B> f) {
    return map(f, l);
  }

  static public <A, B> List<B> map(F1<A, B> f, Iterable<A> l) {
    List x = emptyList(l);
    if (l != null)
      for (A o : l) {
        ping();
        x.add(callF(f, o));
      }
    return x;
  }

  static public <A, B> List<B> map(IF1<A, B> f, Iterable<A> l) {
    return map(l, f);
  }

  static public <A, B> List<B> map(Iterable<A> l, IF1<A, B> f) {
    List x = emptyList(l);
    if (l != null)
      for (A o : l) {
        ping();
        x.add(f.get(o));
      }
    return x;
  }

  static public <A, B> List<B> map(IF1<A, B> f, A[] l) {
    return map(l, f);
  }

  static public <A, B> List<B> map(A[] l, IF1<A, B> f) {
    List x = emptyList(l);
    if (l != null)
      for (A o : l) {
        ping();
        x.add(f.get(o));
      }
    return x;
  }

  static public List map(Object f, Object[] l) {
    return map(f, asList(l));
  }

  static public List map(Object[] l, Object f) {
    return map(f, l);
  }

  static public List map(Object f, Map map) {
    return map(map, f);
  }

  static public List map(Map map, Object f) {
    List x = new ArrayList();
    if (map != null)
      for (Object _e : map.entrySet()) {
        ping();
        Map.Entry e = (Map.Entry) _e;
        x.add(callF(f, e.getKey(), e.getValue()));
      }
    return x;
  }

  static public <A, B, C> List<C> map(Map<A, B> map, IF2<A, B, C> f) {
    return map(map, (Object) f);
  }

  static public <A, B> List<A> map(IF1<A, B> f, A data1, A... moreData) {
    List x = emptyList(l(moreData) + 1);
    x.add(f.get(data1));
    if (moreData != null)
      for (A o : moreData) {
        ping();
        x.add(f.get(o));
      }
    return x;
  }

  static public String dm_moduleID(Object module) {
    return strOrNull(getOpt(dm_getStem(module), "id"));
  }

  static public String dm_moduleID() {
    return dm_moduleID(dm_current_mandatory_generic());
  }

  static public String or2(String a, String b) {
    return nempty(a) ? a : b;
  }

  static public String or2(String a, String b, String c) {
    return or2(or2(a, b), c);
  }

  static public Object pcallF(Object f, Object... args) {
    return pcallFunction(f, args);
  }

  static public <A> A pcallF(F0<A> f) {
    try {
      return f == null ? null : f.get();
    } catch (Throwable __e) {
      return null;
    }
  }

  static public <A, B> B pcallF(F1<A, B> f, A a) {
    try {
      return f == null ? null : f.get(a);
    } catch (Throwable __e) {
      return null;
    }
  }

  static public <A> void pcallF(VF1<A> f, A a) {
    try {
      {
        if (f != null)
          f.get(a);
      }
    } catch (Throwable __e) {
      printStackTrace(__e);
    }
  }

  static public Object pcallF(Runnable r) {
    try {
      {
        if (r != null)
          r.run();
      }
      return null;
    } catch (Throwable __e) {
      return null;
    }
  }

  static public <A> A pcallF(IF0<A> f) {
    try {
      return f == null ? null : f.get();
    } catch (Throwable __e) {
      return null;
    }
  }

  static public <A, B> B pcallF(IF1<A, B> f, A a) {
    try {
      return f == null ? null : f.get(a);
    } catch (Throwable __e) {
      return null;
    }
  }

  static public String dm_moduleName() {
    return dm_moduleName(assertNotNull(dm_current_generic()));
  }

  static public String dm_moduleName(Object module) {
    return (String) callOpt(dm_getStem(module), "moduleName");
  }

  static public List dm_listStems() {
    return (List) dm_callOS("onModules");
  }

  static public void dm_onTopInput_q(final VF1<String> r) {
    final DynModule m = dm_current_mandatory();
    dm_onTopInput(new VF1<String>() {

      public void get(final String s) {
        try {
          m.q().add(new Runnable() {

            public void run() {
              try {
                callF(r, s);
              } catch (Exception __e) {
                throw rethrow(__e);
              }
            }

            public String toString() {
              return "callF(r, s);";
            }
          });
        } catch (Exception __e) {
          throw rethrow(__e);
        }
      }

      public String toString() {
        return "switch to m.q();\r\n    callF(r, s);";
      }
    });
  }

  static public void dm_onTopInputChange_q(final VF1<String> r) {
    final DynModule m = dm_current_mandatory();
    dm_onTopInputChange(new VF1<String>() {

      public void get(final String s) {
        try {
          m.q().add(new Runnable() {

            public void run() {
              try {
                callF(r, s);
              } catch (Exception __e) {
                throw rethrow(__e);
              }
            }

            public String toString() {
              return "callF(r, s);";
            }
          });
        } catch (Exception __e) {
          throw rethrow(__e);
        }
      }

      public String toString() {
        return "switch to m.q();\r\n    callF(r, s);";
      }
    });
  }

  static public boolean neq(Object a, Object b) {
    return !eq(a, b);
  }

  static public <A> AutoCloseable dm_vmBus_onMessage_q(final String msg, final VF1<A> onMessage) {
    final DynModule m = dm_current_mandatory();
    return dm_vmBus_onMessage(msg, new VF1<A>() {

      public void get(final A a) {
        try {
          m.q().add(new Runnable() {

            public void run() {
              try {
                callF(onMessage, a);
              } catch (Exception __e) {
                throw rethrow(__e);
              }
            }

            public String toString() {
              return "callF(onMessage, a);";
            }
          });
        } catch (Exception __e) {
          throw rethrow(__e);
        }
      }

      public String toString() {
        return "switch to m.q();\r\n    callF(onMessage, a);";
      }
    });
  }

  static public <A> AutoCloseable dm_vmBus_onMessage_q(final String msg, final IVF1<A> onMessage) {
    final DynModule m = dm_current_mandatory();
    return dm_vmBus_onMessage(msg, new VF1<A>() {

      public void get(final A a) {
        try {
          m.q().add(new Runnable() {

            public void run() {
              try {
                callF(onMessage, a);
              } catch (Exception __e) {
                throw rethrow(__e);
              }
            }

            public String toString() {
              return "callF(onMessage, a);";
            }
          });
        } catch (Exception __e) {
          throw rethrow(__e);
        }
      }

      public String toString() {
        return "switch to m.q();\r\n    callF(onMessage, a);";
      }
    });
  }

  static public <A, B> AutoCloseable dm_vmBus_onMessage_q(final String msg, final IVF2<A, B> onMessage) {
    final DynModule m = dm_current_mandatory();
    return dm_vmBus_onMessage(msg, new VF2<A, B>() {

      public void get(A a, B b) {
        try {
          m.q().add(new Runnable() {

            public void run() {
              try {
                callF(onMessage, a, b);
              } catch (Exception __e) {
                throw rethrow(__e);
              }
            }

            public String toString() {
              return "callF(onMessage, a, b);";
            }
          });
        } catch (Exception __e) {
          throw rethrow(__e);
        }
      }

      public String toString() {
        return "switch to m.q();\r\n    callF(onMessage, a, b);";
      }
    });
  }

  static public <A, B, C> AutoCloseable dm_vmBus_onMessage_q(final String msg, final IVF3<A, B, C> onMessage) {
    DynModule m = dm_current_mandatory();
    return dm_vmBus_onMessage(msg, new VF3<A, B, C>() {

      public void get(A a, B b, C c) {
        try {
          m.q().add(new Runnable() {

            public void run() {
              try {
                callF(onMessage, a, b, c);
              } catch (Exception __e) {
                throw rethrow(__e);
              }
            }

            public String toString() {
              return "callF(onMessage, a, b, c);";
            }
          });
        } catch (Exception __e) {
          throw rethrow(__e);
        }
      }

      public String toString() {
        return "switch to m.q();\r\n    callF(onMessage, a, b, c);";
      }
    });
  }

  static public <A, B> AutoCloseable dm_vmBus_onMessage_q(final String msg, final VF2<A, B> onMessage) {
    final DynModule m = dm_current_mandatory();
    return dm_vmBus_onMessage(msg, new VF2<A, B>() {

      public void get(final A a, final B b) {
        try {
          m.q().add(new Runnable() {

            public void run() {
              try {
                callF(onMessage, a, b);
              } catch (Exception __e) {
                throw rethrow(__e);
              }
            }

            public String toString() {
              return "callF(onMessage, a, b);";
            }
          });
        } catch (Exception __e) {
          throw rethrow(__e);
        }
      }

      public String toString() {
        return "switch to m.q();\r\n    callF(onMessage, a, b);";
      }
    });
  }

  static public <A, B, C> AutoCloseable dm_vmBus_onMessage_q(final String msg, final VF3<A, B, C> onMessage) {
    final DynModule m = dm_current_mandatory();
    return dm_vmBus_onMessage(msg, new VF3<A, B, C>() {

      public void get(final A a, final B b, final C c) {
        try {
          m.q().add(new Runnable() {

            public void run() {
              try {
                callF(onMessage, a, b, c);
              } catch (Exception __e) {
                throw rethrow(__e);
              }
            }

            public String toString() {
              return "callF(onMessage, a, b, c);";
            }
          });
        } catch (Exception __e) {
          throw rethrow(__e);
        }
      }

      public String toString() {
        return "switch to m.q();\r\n    callF(onMessage, a, b, c);";
      }
    });
  }

  static public <A> AutoCloseable dm_vmBus_onMessage_q(final String msg, final Runnable onMessage) {
    final DynModule m = dm_current_mandatory();
    return dm_vmBus_onMessage(msg, new VF1<A>() {

      public void get(final A a) {
        try {
          m.q().add(new Runnable() {

            public void run() {
              try {
                callF(onMessage);
              } catch (Exception __e) {
                throw rethrow(__e);
              }
            }

            public String toString() {
              return "callF(onMessage);";
            }
          });
        } catch (Exception __e) {
          throw rethrow(__e);
        }
      }

      public String toString() {
        return "switch to m.q();\r\n    callF(onMessage);";
      }
    });
  }

  static public void dm_hideModule(Object module) {
    Object stem = dm_getStem(module);
    if (stem != null)
      callCreator("hideModule", stem);
  }

  static public void dm_hideModule() {
    dm_hideModule(dm_current_mandatory());
  }

  static public Object[] toObjectArray(Collection c) {
    return toObjectArray((Iterable) c);
  }

  static public Object[] toObjectArray(Iterable c) {
    List l = asList(c);
    return l.toArray(new Object[l.size()]);
  }

  static public List concatMap(Object f, Iterable l) {
    return concatLists(map(f, l));
  }

  static public List concatMap(Iterable l, Object f) {
    return concatMap(f, l);
  }

  static public List concatMap(Object f, Object[] l) {
    return concatLists(map(f, l));
  }

  static public List concatMap(Object[] l, Object f) {
    return concatMap(f, l);
  }

  static public <A, B, C extends Iterable<B>> List<B> concatMap(Iterable<A> l, IF1<A, C> f) {
    return concatMap(l, (Object) f);
  }

  static public <A, B, C extends Iterable<B>> List<B> concatMap(IF1<A, C> f, Iterable<A> l) {
    return concatMap(l, f);
  }

  static public <A> List<A> ll(A... a) {
    ArrayList l = new ArrayList(a.length);
    if (a != null)
      for (A x : a) l.add(x);
    return l;
  }

  static public void _close(AutoCloseable c) {
    if (c != null)
      try {
        c.close();
      } catch (Throwable e) {
        if (c instanceof javax.imageio.stream.ImageOutputStream)
          return;
        else
          throw rethrow(e);
      }
  }

  static public void dm_hideQuickSearchModules() {
    vmBus_send("hideQuickSearchModules");
    dm_generalMap_put("modulesUnderAIBar_y", null);
    dm_generalMap_put("modulesUnderAIBar_firstModule", null);
  }

  static public boolean dm_hasYesPopupForComponent(Component c) {
    JComponent popup = dm_generalMap_get("yesPopup");
    return isComponentShowing(popup) && getOpt(popup, "forComponent") == c;
  }

  static volatile public StringBuffer local_log = new StringBuffer();

  static volatile public Appendable print_log = local_log;

  static volatile public int print_log_max = 1024 * 1024;

  static volatile public int local_log_max = 100 * 1024;

  static public boolean print_silent = false;

  static public Object print_byThread_lock = new Object();

  static volatile public ThreadLocal<Object> print_byThread;

  static volatile public Object print_allThreads;

  static volatile public Object print_preprocess;

  static public void print() {
    print("");
  }

  static public <A> A print(String s, A o) {
    print(combinePrintParameters(s, o));
    return o;
  }

  static public <A> A print(A o) {
    ping_okInCleanUp();
    if (print_silent)
      return o;
    String s = o + "\n";
    print_noNewLine(s);
    return o;
  }

  static public void print_noNewLine(String s) {
    try {
      Object f = getThreadLocal(print_byThread_dontCreate());
      if (f == null)
        f = print_allThreads;
      if (f != null)
        if (isFalse(f instanceof F1 ? ((F1) f).get(s) : callF(f, s)))
          return;
    } catch (Throwable e) {
      System.out.println(getStackTrace(e));
    }
    print_raw(s);
  }

  static public void print_raw(String s) {
    if (print_preprocess != null)
      s = (String) callF(print_preprocess, s);
    s = fixNewLines(s);
    Appendable loc = local_log;
    Appendable buf = print_log;
    int loc_max = print_log_max;
    if (buf != loc && buf != null) {
      print_append(buf, s, print_log_max);
      loc_max = local_log_max;
    }
    if (loc != null)
      print_append(loc, s, loc_max);
    System.out.print(s);
    vmBus_send("printed", mc(), s);
  }

  static public void print_autoRotate() {
  }

  static public boolean jlist_doubleClickOnItem(final JList l, final int idx) {
    return l != null && swing(new F0<Boolean>() {

      public Boolean get() {
        try {
          Rect r = jlist_itemBounds(l, idx);
          if (r == null)
            return false;
          long time = now();
          int x = rectCenterX(r), y = rectCenterY(r);
          MouseEvent press = new MouseEvent(l, MouseEvent.MOUSE_PRESSED, time, 0, x, y, 2, false, MouseEvent.BUTTON1);
          MouseEvent release = new MouseEvent(l, MouseEvent.MOUSE_RELEASED, time, 0, x, y, 2, false, MouseEvent.BUTTON1);
          MouseEvent click = new MouseEvent(l, MouseEvent.MOUSE_CLICKED, time, 0, x, y, 2, false, MouseEvent.BUTTON1);
          l.dispatchEvent(press);
          l.dispatchEvent(release);
          l.dispatchEvent(click);
          return true;
        } catch (Exception __e) {
          throw rethrow(__e);
        }
      }

      public String toString() {
        return "Rect r = jlist_itemBounds(l, idx);\r\n    if (r == null) false;\r\n    \r\n    long...";
      }
    });
  }

  static public boolean dm_dontQuickSearch_combined(String s) {
    return dm_osLoading() || !dm_quickSearchesEnabled() || dm_dontQuickSearch(s);
  }

  static public String dm_quickSearchManager() {
    return dm_findModule("#1020446/QuickSearchManager");
  }

  static public Object dm_call(Object moduleOrID, String method, Object... args) {
    Object mod = dm_getModule(moduleOrID);
    if (mod == null)
      return null;
    AutoCloseable __1 = dm_enter(mod);
    try {
      return call_withVarargs(mod, method, args);
    } finally {
      _close(__1);
    }
  }

  static public <A, B> Pair<A, B> pair(A a, B b) {
    return new Pair(a, b);
  }

  static public <A> Pair<A, A> pair(A a) {
    return new Pair(a, a);
  }

  static public String dm_programID() {
    return programID();
  }

  static public String dm_programID(Object mod) {
    if (mod == null)
      return null;
    mod = dm_getModule(mod);
    if (hasSuperclassShortNamed(mod, "DynModule"))
      return programID(mod);
    return null;
  }

  static public boolean nempty(Collection c) {
    return !empty(c);
  }

  static public boolean nempty(CharSequence s) {
    return !empty(s);
  }

  static public boolean nempty(Object[] o) {
    return !empty(o);
  }

  static public boolean nempty(byte[] o) {
    return !empty(o);
  }

  static public boolean nempty(int[] o) {
    return !empty(o);
  }

  static public boolean nempty(BitSet bs) {
    return !empty(bs);
  }

  static public boolean nempty(Map m) {
    return !empty(m);
  }

  static public boolean nempty(Iterator i) {
    return i != null && i.hasNext();
  }

  static public boolean nempty(MultiMap mm) {
    return mm != null && !mm.isEmpty();
  }

  static public boolean nempty(Object o) {
    return !empty(o);
  }

  static public boolean nempty(Rect r) {
    return r != null && r.w != 0 && r.h != 0;
  }

  static public boolean nempty(MultiSet ms) {
    return ms != null && !ms.isEmpty();
  }

  static public int dm_placeModuleUnderAIBar_expiry = 4000;

  static public void dm_placeModuleUnderAIBar_v2(Object moduleOrID, final String query) {
    final Object module = dm_getModule(moduleOrID);
    final String moduleID = dm_moduleID(moduleOrID);
    dm_showModule_noFocus(module);
    {
      swing(new Runnable() {

        public void run() {
          try {
            JTextComponent aiBar = (JTextComponent) (getCreatorOpt("tfTopInput"));
            Rect mr = dm_getBounds(module);
            if (aiBar == null || mr == null)
              return;
            Rectangle r = getBounds(aiBar);
            QuickSearchPlacement p = optCastAndQuickImport(QuickSearchPlacement.class, dm_generalMap_get("modulesUnderAIBar"));
            if (p != null && !eq(p.query, query))
              p = null;
            if (p != null && elapsedMS(p.lastAdded) > dm_placeModuleUnderAIBar_expiry)
              p = null;
            if (p != null && contains(p.modules, moduleID))
              return;
            if (p == null)
              p = new QuickSearchPlacement();
            p.query = query;
            int y = p.height;
            p.height += mr.h;
            p.modules.add(moduleID);
            if (p.firstAdded == 0)
              p.firstAdded = now();
            p.lastAdded = now();
            dm_setBounds(module, r.x, y, r.width, mr.h);
            dm_generalMap_put("modulesUnderAIBar", p);
          } catch (Exception __e) {
            throw rethrow(__e);
          }
        }

        public String toString() {
          return "JTextComponent aiBar =  (JTextComponent) (getCreatorOpt(\"tfTopInput\"));\r\n    ...";
        }
      });
    }
  }

  static public boolean dm_hasYesToAcceptPopup() {
    return isComponentShowing((Component) dm_generalMap_get("yesPopup"));
  }

  static public void dm_showYesToAcceptPopupWithParams(final Component c, final Object... __) {
    if (c != null) {
      swing(new Runnable() {

        public void run() {
          try {
            removeFromParent((JComponent) dm_generalMap_get("yesPopup"));
            dm_generalMap_put("yesPopup", showYesToAcceptPopup(c, __));
          } catch (Exception __e) {
            throw rethrow(__e);
          }
        }

        public String toString() {
          return "removeFromParent((JComponent) dm_generalMap_get(\"yesPopup\"));\r\n    dm_general...";
        }
      });
    }
  }

  static public Rect boundsInParent(Component c, Class<? extends Component> parentType) {
    return boundsInParent(c, parentOfType(c, parentType));
  }

  static public Rect boundsInParent(Component _c, Component parent) {
    if (_c == null)
      return null;
    return swing(new F0<Rect>() {

      public Rect get() {
        try {
          if (_c == parent)
            return new Rect(0, 0, _c.getWidth(), _c.getHeight());
          Rect r = toRect(_c.getBounds());
          Component c = _c;
          while (true) {
            c = c.getParent();
            if (c == null)
              return null;
            if (c == parent)
              return r;
            r = translateRect(r, c.getX(), c.getY());
          }
        } catch (Exception __e) {
          throw rethrow(__e);
        }
      }

      public String toString() {
        return "if (_c == parent) ret Rect(0, 0, _c.getWidth(), _c.getHeight());\r\n    Rect r ...";
      }
    });
  }

  static public JDesktopPane dm_desktopPane() {
    return dm_getOSOpt("desktop");
  }

  static public Rect jlist_itemBounds(final JList l, final int row) {
    return l == null ? null : swing(new F0<Rect>() {

      public Rect get() {
        try {
          return toRect(l.getCellBounds(row, row));
        } catch (Exception __e) {
          throw rethrow(__e);
        }
      }

      public String toString() {
        return "ret toRect(l.getCellBounds(row, row));";
      }
    });
  }

  static public void setLocation(final Component c, final int x, final int y) {
    if (c != null) {
      swing(new Runnable() {

        public void run() {
          try {
            c.setLocation(x, y);
          } catch (Exception __e) {
            throw rethrow(__e);
          }
        }

        public String toString() {
          return "c.setLocation(x, y);";
        }
      });
    }
  }

  static public int dm_autoHide_defaultDelay = 5000;

  static public void dm_autoHide(RestartableCountdown autoHide) {
    var mod = dm_current_mandatory();
    autoHide.start(dm_autoHide_defaultDelay, new Runnable() {

      public void run() {
        try {
          AutoCloseable __1 = mod.enter();
          try {
            Container frame = dm_frame();
            if (!mouseInComponent(frame) && !internalFrameFocussed(frame))
              dm_hideModule();
          } finally {
            _close(__1);
          }
        } catch (Exception __e) {
          throw rethrow(__e);
        }
      }

      public String toString() {
        return "temp mod.enter();\r\n    Container frame = dm_frame();\r\n    if (!mouseInCompone...";
      }
    });
  }

  static public boolean empty(Collection c) {
    return c == null || c.isEmpty();
  }

  static public boolean empty(Iterable c) {
    return c == null || !c.iterator().hasNext();
  }

  static public boolean empty(CharSequence s) {
    return s == null || s.length() == 0;
  }

  static public boolean empty(Map map) {
    return map == null || map.isEmpty();
  }

  static public boolean empty(Object[] o) {
    return o == null || o.length == 0;
  }

  static public boolean empty(BitSet bs) {
    return bs == null || bs.isEmpty();
  }

  static public boolean empty(Object o) {
    if (o instanceof Collection)
      return empty((Collection) o);
    if (o instanceof String)
      return empty((String) o);
    if (o instanceof Map)
      return empty((Map) o);
    if (o instanceof Object[])
      return empty((Object[]) o);
    if (o instanceof byte[])
      return empty((byte[]) o);
    if (o == null)
      return true;
    throw fail("unknown type for 'empty': " + getType(o));
  }

  static public boolean empty(Iterator i) {
    return i == null || !i.hasNext();
  }

  static public boolean empty(double[] a) {
    return a == null || a.length == 0;
  }

  static public boolean empty(float[] a) {
    return a == null || a.length == 0;
  }

  static public boolean empty(int[] a) {
    return a == null || a.length == 0;
  }

  static public boolean empty(long[] a) {
    return a == null || a.length == 0;
  }

  static public boolean empty(byte[] a) {
    return a == null || a.length == 0;
  }

  static public boolean empty(short[] a) {
    return a == null || a.length == 0;
  }

  static public boolean empty(MultiSet ms) {
    return ms == null || ms.isEmpty();
  }

  static public boolean empty(MultiMap mm) {
    return mm == null || mm.isEmpty();
  }

  static public boolean empty(File f) {
    return getFileSize(f) == 0;
  }

  static public boolean empty(Rect r) {
    return !(r != null && r.w != 0 && r.h != 0);
  }

  static public ArrayList emptyList() {
    return new ArrayList();
  }

  static public ArrayList emptyList(int capacity) {
    return new ArrayList(max(0, capacity));
  }

  static public ArrayList emptyList(Iterable l) {
    return l instanceof Collection ? emptyList(((Collection) l).size()) : emptyList();
  }

  static public ArrayList emptyList(Object[] l) {
    return emptyList(l(l));
  }

  static public <A> ArrayList<A> emptyList(Class<A> c) {
    return new ArrayList();
  }

  static public List<String> scoredSearch_eachTerm(String query, Iterable<String> data) {
    LinkedHashMap<String, Integer> scores = new LinkedHashMap();
    List<String> prepared = scoredSearch_prepare(query);
    for (String s : data) {
      int score = scoredSearch_score_eachTerm(s, prepared);
      if (score != 0)
        scores.put(s, score);
    }
    return keysSortedByValuesDesc(scores);
  }

  static public String dm_getInterestingString() {
    return (String) callCreatorOpt("getInterestingString");
  }

  static public String shortClassName(Object o) {
    if (o == null)
      return null;
    Class c = o instanceof Class ? (Class) o : o.getClass();
    String name = c.getName();
    return shortenClassName(name);
  }

  static public String getProgramID() {
    return nempty(programID) ? formatSnippetIDOpt(programID) : "?";
  }

  static public String getProgramID(Class c) {
    String id = (String) getOpt(c, "programID");
    if (nempty(id))
      return formatSnippetID(id);
    return "?";
  }

  static public String getProgramID(Object o) {
    return getProgramID(getMainClass(o));
  }

  static public Object dm_getModule(Object moduleOrID) {
    if (moduleOrID == null || eq(moduleOrID, ""))
      return null;
    if (isString(moduleOrID) && isIdentifier(((String) moduleOrID)))
      return dm_getService(((String) moduleOrID));
    if (isStringOrIntOrLong(moduleOrID))
      return dm_callOS("getDynModuleByID", str(moduleOrID));
    return dm_resolveModule(moduleOrID);
  }

  static public String leadingSquareBracketStuff(String s) {
    if (!startsWith(s, '['))
      return null;
    return substring(s, 1, smartIndexOf(s, 1, ']'));
  }

  static public void selectRow(final JTable table, final int i) {
    if (table != null) {
      swing(new Runnable() {

        public void run() {
          try {
            if (i >= 0 && i < table.getRowCount()) {
              table.setRowSelectionInterval(i, i);
              scrollRowToVisible(table, i);
            } else
              table.clearSelection();
          } catch (Exception __e) {
            throw rethrow(__e);
          }
        }

        public String toString() {
          return "if (i >= 0 && i < table.getRowCount()) {\r\n      table.setRowSelectionInterval...";
        }
      });
    }
  }

  static public void selectRow(final JList list, final int i) {
    if (list != null) {
      swing(new Runnable() {

        public void run() {
          try {
            if (i >= 0 && i < listRowCount(list))
              list.setSelectedIndex(i);
            else
              list.clearSelection();
          } catch (Exception __e) {
            throw rethrow(__e);
          }
        }

        public String toString() {
          return "if (i >= 0 && i < listRowCount(list))\r\n      list.setSelectedIndex(i);\r\n    e...";
        }
      });
    }
  }

  static public void setClosable(final Container c, final boolean closable) {
    if (c instanceof JInternalFrame) {
      swing(new Runnable() {

        public void run() {
          try {
            ((JInternalFrame) c).setClosable(closable);
          } catch (Exception __e) {
            throw rethrow(__e);
          }
        }

        public String toString() {
          return "((JInternalFrame) c).setClosable(closable);";
        }
      });
    }
  }

  static public Class javax() {
    return getJavaX();
  }

  static public void setDefaultClassFinder(Object cf) {
    _defaultClassFinder_value = cf;
  }

  static public HashMap<String, Class> findClass_fullName_cache = new HashMap();

  static public Class findClass_fullName(String name) {
    synchronized (findClass_fullName_cache) {
      if (findClass_fullName_cache.containsKey(name))
        return findClass_fullName_cache.get(name);
      Class c;
      try {
        c = Class.forName(name);
      } catch (ClassNotFoundException e) {
        c = null;
      }
      findClass_fullName_cache.put(name, c);
      return c;
    }
  }

  static public AutoCloseable tempInterceptPrintIfNotIntercepted(F1<String, Boolean> f) {
    return print_byThread().get() == null ? tempInterceptPrint(f) : null;
  }

  static public Object _defaultClassFinder_value = defaultDefaultClassFinder();

  static public Object _defaultClassFinder() {
    return _defaultClassFinder_value;
  }

  static public Concepts newConceptsWithClassFinder(String progID) {
    Concepts cc = new Concepts(progID);
    cc.classFinder = _defaultClassFinder();
    return cc;
  }

  static public String getDBProgramID_id;

  static public String getDBProgramID() {
    return nempty(getDBProgramID_id) ? getDBProgramID_id : programIDWithCase();
  }

  static public <A extends AutoCloseable> A dm_ownResource(A resource) {
    dm_currentModuleMandatory().ownResource(resource);
    return resource;
  }

  static public <A> AutoCloseable vmBus_onMessage(String msg, IVF1<A> onMessage) {
    return vmBus_onMessage(msg, ivf1ToVF1(onMessage));
  }

  static public <A> AutoCloseable vmBus_onMessage(final String msg, final VF1<A> onMessage) {
    Map<String, Set> map = vm_busListenersByMessage_live();
    synchronized (map) {
      Set listeners = map.get(msg);
      if (listeners == null)
        map.put(msg, listeners = syncIdentityHashSet());
      return tempAdd(listeners, new VF2<String, Object>() {

        public void get(String _msg, Object arg) {
          try {
            callF(onMessage, arg);
          } catch (Exception __e) {
            throw rethrow(__e);
          }
        }

        public String toString() {
          return "callF(onMessage, arg)";
        }
      });
    }
  }

  static public <A, B> AutoCloseable vmBus_onMessage(String msg, final VF2<A, B> onMessage) {
    return vmBus_onMessage(msg, new VF1<Object[]>() {

      public void get(Object[] o) {
        try {
          callF(onMessage, first(o), second(o));
        } catch (Exception __e) {
          throw rethrow(__e);
        }
      }

      public String toString() {
        return "callF(onMessage, first(o), second(o));";
      }
    });
  }

  static public <A, B> AutoCloseable vmBus_onMessage(String msg, final IVF2<A, B> onMessage) {
    return vmBus_onMessage(msg, new VF1<Object[]>() {

      public void get(Object[] o) {
        try {
          callF(onMessage, first(o), second(o));
        } catch (Exception __e) {
          throw rethrow(__e);
        }
      }

      public String toString() {
        return "callF(onMessage, first(o), second(o));";
      }
    });
  }

  static public <A, B, C> AutoCloseable vmBus_onMessage(String msg, final VF3<A, B, C> onMessage) {
    return vmBus_onMessage(msg, new VF1<Object[]>() {

      public void get(Object[] o) {
        try {
          callF(onMessage, first(o), second(o), third(o));
        } catch (Exception __e) {
          throw rethrow(__e);
        }
      }

      public String toString() {
        return "callF(onMessage, first(o), second(o), third(o));";
      }
    });
  }

  static public AutoCloseable vmBus_onMessage(String msg, Runnable onMessage) {
    return vmBus_onMessage(msg, runnableToVF1(onMessage));
  }

  static public <A> VF1<A> ivf1ToVF1(IVF1<A> f) {
    return f == null ? null : new VF1<A>() {

      public void get(A a) {
        try {
          f.get(a);
        } catch (Exception __e) {
          throw rethrow(__e);
        }
      }

      public String toString() {
        return "f.get(a)";
      }
    };
  }

  static public <A, B> VF2<A, B> ivf2ToVF2(IVF2<A, B> f) {
    return f == null ? null : new VF2<A, B>() {

      public void get(A a, B b) {
        try {
          f.get(a, b);
        } catch (Exception __e) {
          throw rethrow(__e);
        }
      }

      public String toString() {
        return "f.get(a, b)";
      }
    };
  }

  static public WeakReference<Object> creator_class;

  static public Object creator() {
    return creator_class == null ? null : creator_class.get();
  }

  static public String jextract(String pat, String s) {
    return jextract(pat, javaTok(s));
  }

  static public String jextract(String pat, List<String> tok) {
    List<String> tokpat = javaTok(pat);
    jfind_preprocess(tokpat);
    int i = jfind(tok, tokpat);
    if (i < 0)
      return null;
    int j = i + l(tokpat) - 2;
    return joinSubList(tok, i, j);
  }

  static public JList onDoubleClick(final JList list, final Object runnable) {
    {
      swing(new Runnable() {

        public void run() {
          try {
            list.addMouseListener(new MouseAdapter() {

              public void mouseClicked(MouseEvent evt) {
                if (evt.getClickCount() == 2) {
                  int idx = list.locationToIndex(evt.getPoint());
                  Object item = list.getModel().getElementAt(idx);
                  list.setSelectedIndex(idx);
                  callF(runnable, item);
                }
              }
            });
          } catch (Exception __e) {
            throw rethrow(__e);
          }
        }

        public String toString() {
          return "list.addMouseListener(new MouseAdapter {\r\n      public void mouseClicked(Mous...";
        }
      });
    }
    return list;
  }

  static public JTable onDoubleClick(final JTable table, final Object runnable) {
    {
      swing(new Runnable() {

        public void run() {
          try {
            table.addMouseListener(new MouseAdapter() {

              public void mouseClicked(MouseEvent evt) {
                if (evt.getClickCount() == 2) {
                  int idx = table.rowAtPoint(evt.getPoint());
                  table.setRowSelectionInterval(idx, idx);
                  callF(runnable, idx);
                }
              }
            });
          } catch (Exception __e) {
            throw rethrow(__e);
          }
        }

        public String toString() {
          return "table.addMouseListener(new MouseAdapter {\r\n      public void mouseClicked(Mou...";
        }
      });
    }
    return table;
  }

  static public void onDoubleClick(final JComponent c, final Object runnable) {
    {
      swing(new Runnable() {

        public void run() {
          try {
            c.addMouseListener(new MouseAdapter() {

              public void mouseClicked(MouseEvent evt) {
                if (evt.getButton() == 1 && evt.getClickCount() == 2)
                  callF(runnable, evt.getPoint());
              }
            });
          } catch (Exception __e) {
            throw rethrow(__e);
          }
        }

        public String toString() {
          return "c.addMouseListener(new MouseAdapter {\r\n      public void mouseClicked(MouseEv...";
        }
      });
    }
  }

  static public JTextField onEnter(final JTextField tf, final Object action) {
    if (action == null || tf == null)
      return tf;
    tf.addActionListener(new java.awt.event.ActionListener() {

      public void actionPerformed(java.awt.event.ActionEvent _evt) {
        try {
          tf.selectAll();
          callF(action);
        } catch (Throwable __e) {
          messageBox(__e);
        }
      }
    });
    return tf;
  }

  static public JButton onEnter(JButton btn, final Object action) {
    if (action == null || btn == null)
      return btn;
    btn.addActionListener(actionListener(action));
    return btn;
  }

  static public JList onEnter(JList list, Object action) {
    list.addKeyListener(enterKeyListener(rCallOnSelectedListItem(list, action)));
    return list;
  }

  static public JComboBox onEnter(final JComboBox cb, final Object action) {
    {
      swing(new Runnable() {

        public void run() {
          try {
            if (cb.isEditable()) {
              JTextField text = (JTextField) cb.getEditor().getEditorComponent();
              onEnter(text, action);
            } else {
              cb.getInputMap().put(KeyStroke.getKeyStroke("ENTER"), "enter");
              cb.getActionMap().put("enter", abstractAction("", new Runnable() {

                public void run() {
                  try {
                    cb.hidePopup();
                    callF(action);
                  } catch (Exception __e) {
                    throw rethrow(__e);
                  }
                }

                public String toString() {
                  return "cb.hidePopup(); callF(action);";
                }
              }));
            }
          } catch (Exception __e) {
            throw rethrow(__e);
          }
        }

        public String toString() {
          return "if (cb.isEditable()) {\r\n      JTextField text = (JTextField) cb.getEditor().g...";
        }
      });
    }
    return cb;
  }

  static public JTable onEnter(final JTable table, final Object action) {
    table.getInputMap(JComponent.WHEN_ANCESTOR_OF_FOCUSED_COMPONENT).put(KeyStroke.getKeyStroke(KeyEvent.VK_ENTER, 0), "Enter");
    table.getActionMap().put("Enter", new AbstractAction() {

      public void actionPerformed(ActionEvent e) {
        callF(action, table.getSelectedRow());
      }
    });
    return table;
  }

  static public JTextField onEnter(Object action, JTextField tf) {
    return onEnter(tf, action);
  }

  static public Object dm_getStem(Object moduleOrID) {
    if (isString(moduleOrID) && isIdentifier(((String) moduleOrID)))
      moduleOrID = dm_getService(((String) moduleOrID));
    if (isStringOrIntOrLong(moduleOrID))
      return dm_getStemByID(moduleOrID);
    return or(getOpt(dm_getModule(moduleOrID), "_host"), moduleOrID);
  }

  static public Object dm_callOS(String functionName, Object... args) {
    return call(dm_os(), functionName, args);
  }

  static public <A> List<A> llNotNulls(A... a) {
    ArrayList l = new ArrayList(a.length);
    if (a != null)
      for (A x : a) if (x != null)
        l.add(x);
    return l;
  }

  static public void dm_reloadModule(Object module) {
    dm_reloadModuleInBackground(module);
  }

  static public void dm_reloadModule() {
    dm_reloadModuleInBackground();
  }

  static public void dm_deleteModule(Object module) {
    if (dm_isMe(module))
      dm_deleteModuleInBackground();
    else {
      Object stem = dm_getStem(module);
      if (stem != null)
        callCreator("deleteModule", stem);
    }
  }

  static public void dm_deleteModule() {
    dm_deleteModule(dm_current_generic());
  }

  static public void addMenuItem(JPopupMenu menu, String text, Object action) {
    menu.add(jmenuItem(text, action));
  }

  static public void addMenuItem(JPopupMenu menu, JMenuItem menuItem) {
    menu.add(menuItem);
  }

  static public void addMenuItem(JMenu menu, String text, Object action) {
    menu.add(jmenuItem(text, action));
  }

  static public void addMenuItem(Menu menu, String text, Object action) {
    menu.add(menuItem(text, action));
  }

  static public void addMenuItem(JMenu menu, JMenuItem menuItem) {
    menu.add(menuItem);
  }

  static public void addMenuItem(JMenuBar menuBar, String text, Runnable action) {
    addMenuItem(menuBar, jmenuItem(text, action));
  }

  static public void addMenuItem(JMenuBar menuBar, JMenuItem menuItem) {
    addDirectMenuItem(menuBar, menuItem);
  }

  static public String defaultThreadName_name;

  static public String defaultThreadName() {
    if (defaultThreadName_name == null)
      defaultThreadName_name = "A thread by " + programID();
    return defaultThreadName_name;
  }

  static public Runnable wrapAsActivity(Object r) {
    if (r == null)
      return null;
    Runnable r2 = toRunnable(r);
    Object mod = dm_current_generic();
    if (mod == null)
      return r2;
    return new Runnable() {

      public void run() {
        try {
          AutoCloseable c = (AutoCloseable) (rcall("enter", mod));
          AutoCloseable __1 = c;
          try {
            r2.run();
          } finally {
            _close(__1);
          }
        } catch (Exception __e) {
          throw rethrow(__e);
        }
      }

      public String toString() {
        return "AutoCloseable c =  (AutoCloseable) (rcall enter(mod));\r\n    temp c;\r\n    r2.r...";
      }
    };
  }

  static public Thread newThread(Object runnable) {
    return new BetterThread(_topLevelErrorHandling(toRunnable(runnable)));
  }

  static public Thread newThread(Object runnable, String name) {
    if (name == null)
      name = defaultThreadName();
    return new BetterThread(_topLevelErrorHandling(toRunnable(runnable)), name);
  }

  static public Thread newThread(String name, Object runnable) {
    return newThread(runnable, name);
  }

  static public Runnable toRunnable(final Object o) {
    if (o instanceof Runnable)
      return (Runnable) o;
    return new Runnable() {

      public void run() {
        try {
          callF(o);
        } catch (Exception __e) {
          throw rethrow(__e);
        }
      }

      public String toString() {
        return "callF(o)";
      }
    };
  }

  static public Map<Thread, Boolean> _registerThread_threads;

  static public Object _onRegisterThread;

  static public Thread _registerThread(Thread t) {
    if (_registerThread_threads == null)
      _registerThread_threads = newWeakHashMap();
    _registerThread_threads.put(t, true);
    vm_generalWeakSubMap("thread2mc").put(t, weakRef(mc()));
    callF(_onRegisterThread, t);
    return t;
  }

  static public void _registerThread() {
    _registerThread(Thread.currentThread());
  }

  static public Class mc() {
    return main.class;
  }

  static public Object call_withVarargs(Object o, String method, Object... args) {
    try {
      if (o == null)
        return null;
      if (o instanceof Class) {
        Class c = (Class) o;
        _MethodCache cache = callOpt_getCache(c);
        Method me = cache.findStaticMethod(method, args);
        if (me != null)
          return invokeMethod(me, null, args);
        List<Method> methods = cache.cache.get(method);
        if (methods != null)
          methodSearch: for (Method m : methods) {
            {
              if (!(m.isVarArgs()))
                continue;
            }
            {
              if (!(isStaticMethod(m)))
                continue;
            }
            Object[] newArgs = massageArgsForVarArgsCall(m, args);
            if (newArgs != null)
              return invokeMethod(m, null, newArgs);
          }
        throw fail("Method " + c.getName() + "." + method + "(" + joinWithComma(classNames(args)) + ") not found");
      } else {
        Class c = o.getClass();
        _MethodCache cache = callOpt_getCache(c);
        Method me = cache.findMethod(method, args);
        if (me != null)
          return invokeMethod(me, o, args);
        List<Method> methods = cache.cache.get(method);
        if (methods != null)
          methodSearch: for (Method m : methods) {
            {
              if (!(m.isVarArgs()))
                continue;
            }
            Object[] newArgs = massageArgsForVarArgsCall(m, args);
            if (newArgs != null)
              return invokeMethod(m, o, newArgs);
          }
        throw fail("Method " + c.getName() + "." + method + "(" + joinWithComma(classNames(args)) + ") not found");
      }
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static volatile public boolean ping_pauseAll = false;

  static public int ping_sleep = 100;

  static volatile public boolean ping_anyActions = false;

  static public Map<Thread, Object> ping_actions = newWeakHashMap();

  static public ThreadLocal<Boolean> ping_isCleanUpThread = new ThreadLocal();

  static public boolean ping() {
    newPing();
    if (ping_pauseAll || ping_anyActions)
      ping_impl(true);
    return true;
  }

  static public boolean ping_impl(boolean okInCleanUp) {
    try {
      if (ping_pauseAll && !isAWTThread()) {
        do Thread.sleep(ping_sleep); while (ping_pauseAll);
        return true;
      }
      if (ping_anyActions) {
        if (!okInCleanUp && !isTrue(ping_isCleanUpThread.get()))
          failIfUnlicensed();
        Object action = null;
        synchronized (ping_actions) {
          if (!ping_actions.isEmpty()) {
            action = ping_actions.get(currentThread());
            if (action instanceof Runnable)
              ping_actions.remove(currentThread());
            if (ping_actions.isEmpty())
              ping_anyActions = false;
          }
        }
        if (action instanceof Runnable)
          ((Runnable) action).run();
        else if (eq(action, "cancelled"))
          throw fail("Thread cancelled.");
      }
      return false;
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public <A> ArrayList<A> asList(A[] a) {
    return a == null ? new ArrayList<A>() : new ArrayList<A>(Arrays.asList(a));
  }

  static public ArrayList<Integer> asList(int[] a) {
    if (a == null)
      return null;
    ArrayList<Integer> l = emptyList(a.length);
    for (int i : a) l.add(i);
    return l;
  }

  static public ArrayList<Long> asList(long[] a) {
    if (a == null)
      return null;
    ArrayList<Long> l = emptyList(a.length);
    for (long i : a) l.add(i);
    return l;
  }

  static public ArrayList<Float> asList(float[] a) {
    if (a == null)
      return null;
    ArrayList<Float> l = emptyList(a.length);
    for (float i : a) l.add(i);
    return l;
  }

  static public ArrayList<Double> asList(double[] a) {
    if (a == null)
      return null;
    ArrayList<Double> l = emptyList(a.length);
    for (double i : a) l.add(i);
    return l;
  }

  static public ArrayList<Short> asList(short[] a) {
    if (a == null)
      return null;
    ArrayList<Short> l = emptyList(a.length);
    for (short i : a) l.add(i);
    return l;
  }

  static public <A> ArrayList<A> asList(Iterator<A> it) {
    ArrayList l = new ArrayList();
    if (it != null)
      while (it.hasNext()) l.add(it.next());
    return l;
  }

  static public <A> ArrayList<A> asList(IterableIterator<A> s) {
    return asList((Iterator) s);
  }

  static public <A> ArrayList<A> asList(Iterable<A> s) {
    if (s instanceof ArrayList)
      return (ArrayList) s;
    ArrayList l = new ArrayList();
    if (s != null)
      for (A a : s) l.add(a);
    return l;
  }

  static public <A> ArrayList<A> asList(Enumeration<A> e) {
    ArrayList l = new ArrayList();
    if (e != null)
      while (e.hasMoreElements()) l.add(e.nextElement());
    return l;
  }

  static public <A> List<A> asList(Pair<A, A> p) {
    return p == null ? null : ll(p.a, p.b);
  }

  static public String strOrNull(Object o) {
    return o == null ? null : str(o);
  }

  static public Object pcallFunction(Object f, Object... args) {
    try {
      return callFunction(f, args);
    } catch (Throwable __e) {
      printStackTrace(__e);
    }
    return null;
  }

  static public <A extends Throwable> A printStackTrace(A e) {
    if (e != null)
      print(getStackTrace(e));
    return e;
  }

  static public void printStackTrace() {
    printStackTrace(new Throwable());
  }

  static public void printStackTrace(String msg) {
    printStackTrace(new Throwable(msg));
  }

  static public void printStackTrace(String msg, Throwable e) {
    printStackTrace(new Throwable(msg, e));
  }

  static public void dm_onTopInput(final VF1<String> r) {
    final DynModule m = dm_current_mandatory();
    dm_ownResource(vmBus_onMessage("topInput", new VF1<String>() {

      public void get(final String s) {
        try {
          m.enter();
          callF(r, s);
        } catch (Exception __e) {
          throw rethrow(__e);
        }
      }

      public String toString() {
        return "m.enter();\r\n    callF(r, s)";
      }
    }));
  }

  static public void dm_onTopInput(final Runnable r) {
    final DynModule m = dm_current_mandatory();
    dm_ownResource(vmBus_onMessage("topInput", new VF1<String>() {

      public void get(final String s) {
        try {
          m.enter();
          callF(r);
        } catch (Exception __e) {
          throw rethrow(__e);
        }
      }

      public String toString() {
        return "m.enter();\r\n    callF(r)";
      }
    }));
  }

  static public void dm_onTopInputChange(final VF1<String> r) {
    final DynModule m = dm_current_mandatory();
    dm_ownResource(vmBus_onMessage("topInputChanged", new VF1<String>() {

      public void get(final String s) {
        try {
          m.enter();
          callF(r, s);
        } catch (Exception __e) {
          throw rethrow(__e);
        }
      }

      public String toString() {
        return "m.enter();\r\n    callF(r, s)";
      }
    }));
  }

  static public void dm_onTopInputChange(Runnable r) {
    dm_onTopInputChange(runnableToVF1(r));
  }

  static public boolean eq(Object a, Object b) {
    return a == b || a != null && b != null && a.equals(b);
  }

  static public boolean eq(Symbol a, String b) {
    return eq(str(a), b);
  }

  static public <A> List<A> concatLists(Iterable<A>... lists) {
    List<A> l = new ArrayList();
    if (lists != null)
      for (Iterable<A> list : lists) addAll(l, list);
    return l;
  }

  static public <A> List<A> concatLists(Collection<? extends Iterable<A>> lists) {
    List<A> l = new ArrayList();
    if (lists != null)
      for (Iterable<A> list : lists) addAll(l, list);
    return l;
  }

  static public void vmBus_send(String msg, Object... args) {
    Object arg = vmBus_wrapArgs(args);
    pcallFAll_minimalExceptionHandling(vm_busListeners_live(), msg, arg);
    pcallFAll_minimalExceptionHandling(vm_busListenersByMessage_live().get(msg), msg, arg);
  }

  static public void vmBus_send(String msg) {
    vmBus_send(msg, (Object) null);
  }

  static public void dm_generalMap_put(Object key, Object value) {
    mapPutOrRemove((Map) dm_getOSOpt("generalMap"), key, value);
  }

  static public <A> A dm_generalMap_get(Object key) {
    return (A) mapGet((Map) dm_getOSOpt("generalMap"), key);
  }

  static public boolean isComponentShowing(final Component c) {
    return c != null && swing(new F0<Boolean>() {

      public Boolean get() {
        try {
          return c.isShowing();
        } catch (Exception __e) {
          throw rethrow(__e);
        }
      }

      public String toString() {
        return "ret c.isShowing();";
      }
    });
  }

  static public String combinePrintParameters(String s, Object o) {
    return (endsWithLetterOrDigit(s) ? s + ": " : s) + o;
  }

  static public void ping_okInCleanUp() {
    if (ping_pauseAll || ping_anyActions)
      ping_impl(true);
  }

  static public Object getThreadLocal(Object o, String name) {
    ThreadLocal t = (ThreadLocal) (getOpt(o, name));
    return t != null ? t.get() : null;
  }

  static public <A> A getThreadLocal(ThreadLocal<A> tl) {
    return tl == null ? null : tl.get();
  }

  static public <A> A getThreadLocal(ThreadLocal<A> tl, A defaultValue) {
    return or(getThreadLocal(tl), defaultValue);
  }

  static public ThreadLocal<Object> print_byThread_dontCreate() {
    return print_byThread;
  }

  static public boolean isFalse(Object o) {
    return eq(false, o);
  }

  static public String getStackTrace(Throwable throwable) {
    lastException(throwable);
    return getStackTrace_noRecord(throwable);
  }

  static public String getStackTrace_noRecord(Throwable throwable) {
    StringWriter writer = new StringWriter();
    throwable.printStackTrace(new PrintWriter(writer));
    return hideCredentials(writer.toString());
  }

  static public String getStackTrace() {
    return getStackTrace_noRecord(new Throwable());
  }

  static public String getStackTrace(String msg) {
    return getStackTrace_noRecord(new Throwable(msg));
  }

  static public String fixNewLines(String s) {
    int i = indexOf(s, '\r');
    if (i < 0)
      return s;
    int l = s.length();
    StringBuilder out = new StringBuilder(l);
    out.append(s, 0, i);
    for (; i < l; i++) {
      char c = s.charAt(i);
      if (c != '\r')
        out.append(c);
      else {
        out.append('\n');
        if (i + 1 < l && s.charAt(i + 1) == '\n')
          ++i;
      }
    }
    return out.toString();
  }

  static public void print_append(Appendable buf, String s, int max) {
    try {
      synchronized (buf) {
        buf.append(s);
        if (buf instanceof StringBuffer)
          rotateStringBuffer(((StringBuffer) buf), max);
        else if (buf instanceof StringBuilder)
          rotateStringBuilder(((StringBuilder) buf), max);
      }
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public Object swing(Object f) {
    return swingAndWait(f);
  }

  static public <A> A swing(F0<A> f) {
    return (A) swingAndWait(f);
  }

  static public <A> A swing(IF0<A> f) {
    return (A) swingAndWait(f);
  }

  static public long now_virtualTime;

  static public long now() {
    return now_virtualTime != 0 ? now_virtualTime : System.currentTimeMillis();
  }

  static public Integer rectCenterX(Rect r) {
    return r == null ? null : r.x + r.w / 2;
  }

  static public Integer rectCenterY(Rect r) {
    return r == null ? null : r.y + r.h / 2;
  }

  static public boolean dm_osLoading() {
    return isTrue(dm_callOS("isLoading"));
  }

  static public boolean dm_quickSearchesEnabled() {
    return !isFalse(dm_callOSOpt("quickSearchesEnabled"));
  }

  static public boolean dm_dontQuickSearch(String s) {
    return matchOneOf(s, "yes", "no");
  }

  static public String dm_findModule(String moduleLibID) {
    return (String) callCreator("findModuleByLibID", moduleLibID);
  }

  static public AutoCloseable dm_enter(Object mod) {
    return (AutoCloseable) callOpt(dm_getModule(mod), "enter");
  }

  static public String programID() {
    return getProgramID();
  }

  static public String programID(Object o) {
    return getProgramID(o);
  }

  static public boolean hasSuperclassShortNamed(Object o, String name) {
    Class c = _getClass(o);
    while (c != null) if (shortClassNameIs(c, name))
      return true;
    else
      c = c.getSuperclass();
    return false;
  }

  static public void dm_showModule_noFocus(Object module) {
    Object stem = dm_getStem(module);
    if (stem != null)
      dm_callOS("showModule_noFocus", stem);
  }

  static public void dm_showModule_noFocus() {
    dm_showModule_noFocus(dm_current_mandatory());
  }

  static public <A> A getCreatorOpt(String field) {
    return (A) getOpt(creator(), field);
  }

  static public Rect dm_getBounds(Object module) {
    return shallowCloneToClass(Rect.class, call(dm_getStem(module), "getFrameRect"));
  }

  static public Rect dm_getBounds() {
    return dm_getBounds(dm_current_generic());
  }

  static public Rectangle getBounds(final Component c) {
    return c == null ? null : swing(new F0<Rectangle>() {

      public Rectangle get() {
        try {
          return c.getBounds();
        } catch (Exception __e) {
          throw rethrow(__e);
        }
      }

      public String toString() {
        return "ret c.getBounds();";
      }
    });
  }

  static public <A> A optCastAndQuickImport(Class<A> c, Object o) {
    return optCast(c, quickImport(o));
  }

  static public long elapsedMS(long time) {
    ping();
    return sysNow() - time;
  }

  static public boolean contains(Collection c, Object o) {
    return c != null && c.contains(o);
  }

  static public boolean contains(Iterable it, Object a) {
    if (it != null)
      for (Object o : it) if (eq(a, o))
        return true;
    return false;
  }

  static public boolean contains(Object[] x, Object o) {
    if (x != null)
      for (Object a : x) if (eq(a, o))
        return true;
    return false;
  }

  static public boolean contains(String s, char c) {
    return s != null && s.indexOf(c) >= 0;
  }

  static public boolean contains(String s, String b) {
    return s != null && s.indexOf(b) >= 0;
  }

  static public boolean contains(BitSet bs, int i) {
    return bs != null && bs.get(i);
  }

  static public void dm_setBounds(Object module, int x, int y, int w, int h) {
    Object stem = dm_getStem(module);
    if (stem == null)
      return;
    Component vis = (Component) (call(stem, "vis"));
    JInternalFrame f = getInternalFrame(vis);
    if (f != null)
      setBounds(f, x, y, w, h);
    else
      set(stem, "frameRect", quickExport(new Rect(x, y, w, h), stem));
  }

  static public void dm_setBounds(int x, int y, int w, int h) {
    dm_setBounds(dm_current_generic(), x, y, w, h);
  }

  static public void dm_setBounds(Object module, Rect r) {
    if (r != null)
      dm_setBounds(module, r.x, r.y, r.w, r.h);
  }

  static public void removeFromParent(final Component c) {
    if (c != null) {
      swing(new Runnable() {

        public void run() {
          try {
            Container cc = c.getParent();
            if (cc != null) {
              cc.remove(c);
              revalidate(cc);
            }
          } catch (Exception __e) {
            throw rethrow(__e);
          }
        }

        public String toString() {
          return "Container cc = c.getParent();\r\n    if (cc != null) {\r\n      cc.remove(c);\r\n  ...";
        }
      });
    }
  }

  static public String showYesToAcceptPopup_imageID = "#1101458";

  static public YesPopup showYesToAcceptPopup(final Component c, final Object... __) {
    return c == null ? null : swing(new F0<YesPopup>() {

      public YesPopup get() {
        try {
          final JDesktopPane desktop = parentOfType(c, JDesktopPane.class);
          if (desktop == null)
            return null;
          String imageID = optPar(__, "imageID", showYesToAcceptPopup_imageID);
          int height = optPar(__, "height", 114);
          final YesPopup popup = setSizeToPreferredSize(new YesPopup(c, imageID, height));
          final Object mover = optPar(__, "mover");
          Runnable moveIt = new Runnable() {

            public void run() {
              try {
                if (!isComponentShowing(c)) {
                  removeFromParent(popup);
                  return;
                }
                if (mover != null)
                  callF(mover, c, popup);
                else {
                  Rect r = boundsInParent(c, desktop);
                  setLocation(popup, r.x + r.w / 2, r.y - popup.getHeight() - 5);
                }
              } catch (Exception __e) {
                throw rethrow(__e);
              }
            }

            public String toString() {
              return "if (!isComponentShowing(c)) { removeFromParent(popup); return; }\r\n      if (m...";
            }
          };
          desktop.add(popup, JLayeredPane.POPUP_LAYER);
          onClick(popup, new Runnable() {

            public void run() {
              try {
                removeFromParent(popup);
              } catch (Exception __e) {
                throw rethrow(__e);
              }
            }

            public String toString() {
              return "removeFromParent(popup)";
            }
          });
          callF(moveIt);
          awtEvery(popup, 100, moveIt);
          return popup;
        } catch (Exception __e) {
          throw rethrow(__e);
        }
      }

      public String toString() {
        return "final JDesktopPane desktop = parentOfType(c, JDesktopPane.class);\r\n    if (de...";
      }
    });
  }

  static public <A> A parentOfType(Component _c, Class<A> theClass) {
    return swing(() -> {
      Component c = _c;
      while (c != null) {
        if (isInstance(theClass, c))
          return (A) c;
        c = c.getParent();
      }
      return null;
    });
  }

  static public Rect toRect(Rectangle r) {
    return r == null ? null : new Rect(r);
  }

  static public Rect toRect(RectangularShape r) {
    return r == null ? null : toRect(r.getBounds());
  }

  static public Rect toRect(Rect r) {
    return r;
  }

  static public Rect translateRect(int x, int y, Rect r) {
    return translateRect(r, x, y);
  }

  static public Rect translateRect(Rect r, int x, int y) {
    return r == null ? null : new Rect(r.x + x, r.y + y, r.w, r.h);
  }

  static public <A> A dm_getOSOpt(String field) {
    return (A) getOpt(dm_os(), field);
  }

  static public Container dm_frame() {
    return dm_frame(dm_current_generic());
  }

  static public Container dm_frame(Object module) {
    return (Container) getPossiblyInternalFrame(dm_vis(module));
  }

  static public boolean mouseInComponent(Component c) {
    return c != null && rectangleContains(boundsOnScreen(c), mousePosition());
  }

  static public boolean internalFrameFocussed(Component c) {
    final JInternalFrame f = getInternalFrame(c);
    if (f == null)
      return false;
    return getInternalFrame(getFocusOwner()) == f;
  }

  static public RuntimeException fail() {
    throw new RuntimeException("fail");
  }

  static public RuntimeException fail(Throwable e) {
    throw asRuntimeException(e);
  }

  static public RuntimeException fail(Object msg) {
    throw new RuntimeException(String.valueOf(msg));
  }

  static public RuntimeException fail(Object... objects) {
    throw new Fail(objects);
  }

  static public RuntimeException fail(String msg) {
    throw new RuntimeException(msg == null ? "" : msg);
  }

  static public RuntimeException fail(String msg, Throwable innerException) {
    throw new RuntimeException(msg, innerException);
  }

  static public String getType(Object o) {
    return getClassName(o);
  }

  static public long getFileSize(String path) {
    return path == null ? 0 : new File(path).length();
  }

  static public long getFileSize(File f) {
    return f == null ? 0 : f.length();
  }

  static public int max(int a, int b) {
    return Math.max(a, b);
  }

  static public int max(int a, int b, int c) {
    return max(max(a, b), c);
  }

  static public long max(int a, long b) {
    return Math.max((long) a, b);
  }

  static public long max(long a, long b) {
    return Math.max(a, b);
  }

  static public double max(int a, double b) {
    return Math.max((double) a, b);
  }

  static public float max(float a, float b) {
    return Math.max(a, b);
  }

  static public double max(double a, double b) {
    return Math.max(a, b);
  }

  static public int max(Collection<Integer> c) {
    int x = Integer.MIN_VALUE;
    for (int i : c) x = max(x, i);
    return x;
  }

  static public double max(double[] c) {
    if (c.length == 0)
      return Double.MIN_VALUE;
    double x = c[0];
    for (int i = 1; i < c.length; i++) x = Math.max(x, c[i]);
    return x;
  }

  static public float max(float[] c) {
    if (c.length == 0)
      return Float.MAX_VALUE;
    float x = c[0];
    for (int i = 1; i < c.length; i++) x = Math.max(x, c[i]);
    return x;
  }

  static public byte max(byte[] c) {
    byte x = -128;
    for (byte d : c) if (d > x)
      x = d;
    return x;
  }

  static public short max(short[] c) {
    short x = -0x8000;
    for (short d : c) if (d > x)
      x = d;
    return x;
  }

  static public int max(int[] c) {
    int x = Integer.MIN_VALUE;
    for (int d : c) if (d > x)
      x = d;
    return x;
  }

  static public List<String> scoredSearch_prepare(String query) {
    return map(__33 -> replacePlusWithSpace(__33), splitAtSpace(query));
  }

  static public int scoredSearch_score_eachTerm(String s, List<String> words) {
    int score = 0;
    for (String word : words) {
      int wordScore = scoredSearch_score_single(s, word);
      if (wordScore == 0)
        return 0;
      score += wordScore;
    }
    return score;
  }

  static public <A, B> List<A> keysSortedByValuesDesc(final Map<A, B> map) {
    List<A> l = new ArrayList(map.keySet());
    sort(l, mapComparatorDesc(map));
    return l;
  }

  static public <A> A callCreatorOpt(String functionName, Object... args) {
    return (A) callOpt(creator(), functionName, args);
  }

  static public String shortenClassName(String name) {
    if (name == null)
      return null;
    int i = lastIndexOf(name, "$");
    if (i < 0)
      i = lastIndexOf(name, ".");
    return i < 0 ? name : substring(name, i + 1);
  }

  static public String formatSnippetIDOpt(String s) {
    return isSnippetID(s) ? formatSnippetID(s) : s;
  }

  static public String formatSnippetID(String id) {
    return "#" + parseSnippetID(id);
  }

  static public String formatSnippetID(long id) {
    return "#" + id;
  }

  static public Class getMainClass() {
    return mc();
  }

  static public Class getMainClass(Object o) {
    try {
      if (o == null)
        return null;
      if (o instanceof Class && eq(((Class) o).getName(), "x30"))
        return (Class) o;
      ClassLoader cl = (o instanceof Class ? (Class) o : o.getClass()).getClassLoader();
      if (cl == null)
        return null;
      String name = mainClassNameForClassLoader(cl);
      return loadClassFromClassLoader_orNull(cl, name);
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public boolean isString(Object o) {
    return o instanceof String;
  }

  static public boolean isIdentifier(String s) {
    return isJavaIdentifier(s);
  }

  static public Object dm_getService(String serviceName) {
    return empty(serviceName) ? null : dm_getModule(vmBus_query(assertIdentifier(serviceName)));
  }

  static public boolean isStringOrIntOrLong(Object o) {
    return o instanceof String || o instanceof Integer || o instanceof Long;
  }

  static public String str(Object o) {
    return o == null ? "null" : o.toString();
  }

  static public String str(char[] c) {
    return new String(c);
  }

  static public Object dm_resolveModule(Object moduleOrStem) {
    return dm_callOS("resolveModule", moduleOrStem);
  }

  static public boolean startsWith(String a, String b) {
    return a != null && a.startsWith(unnull(b));
  }

  static public boolean startsWith(String a, char c) {
    return nemptyString(a) && a.charAt(0) == c;
  }

  static public boolean startsWith(String a, String b, Matches m) {
    if (!startsWith(a, b))
      return false;
    if (m != null)
      m.m = new String[] { substring(a, strL(b)) };
    return true;
  }

  static public boolean startsWith(List a, List b) {
    if (a == null || listL(b) > listL(a))
      return false;
    for (int i = 0; i < listL(b); i++) if (neq(a.get(i), b.get(i)))
      return false;
    return true;
  }

  static public String substring(String s, int x) {
    return substring(s, x, strL(s));
  }

  static public String substring(String s, int x, int y) {
    if (s == null)
      return null;
    if (x < 0)
      x = 0;
    int n = s.length();
    if (y < x)
      y = x;
    if (y > n)
      y = n;
    if (x >= y)
      return "";
    return s.substring(x, y);
  }

  static public String substring(String s, CharSequence l) {
    return substring(s, lCharSequence(l));
  }

  static public int smartIndexOf(String s, String sub, int i) {
    if (s == null)
      return 0;
    i = s.indexOf(sub, min(i, l(s)));
    return i >= 0 ? i : l(s);
  }

  static public int smartIndexOf(String s, int i, char c) {
    return smartIndexOf(s, c, i);
  }

  static public int smartIndexOf(String s, char c, int i) {
    if (s == null)
      return 0;
    i = s.indexOf(c, min(i, l(s)));
    return i >= 0 ? i : l(s);
  }

  static public int smartIndexOf(String s, String sub) {
    return smartIndexOf(s, sub, 0);
  }

  static public int smartIndexOf(String s, char c) {
    return smartIndexOf(s, c, 0);
  }

  static public <A> int smartIndexOf(List<A> l, A sub) {
    return smartIndexOf(l, sub, 0);
  }

  static public <A> int smartIndexOf(List<A> l, int start, A sub) {
    return smartIndexOf(l, sub, start);
  }

  static public <A> int smartIndexOf(List<A> l, A sub, int start) {
    int i = indexOf(l, sub, start);
    return i < 0 ? l(l) : i;
  }

  static public void scrollRowToVisible(JTable t, int rowIndex) {
    int colIndex = 0;
    if (!(t.getParent() instanceof JViewport))
      return;
    JViewport viewport = (JViewport) t.getParent();
    Rectangle rect = t.getCellRect(rowIndex, colIndex, true);
    Rectangle viewRect = viewport.getViewRect();
    int x = viewRect.x;
    int y = viewRect.y;
    if (rect.x >= viewRect.x && rect.x <= (viewRect.x + viewRect.width - rect.width)) {
    } else if (rect.x < viewRect.x) {
      x = rect.x;
    } else if (rect.x > (viewRect.x + viewRect.width - rect.width)) {
      x = rect.x - viewRect.width + rect.width;
    }
    if (rect.y >= viewRect.y && rect.y <= (viewRect.y + viewRect.height - rect.height)) {
    } else if (rect.y < viewRect.y) {
      y = rect.y;
    } else if (rect.y > (viewRect.y + viewRect.height - rect.height)) {
      y = rect.y - viewRect.height + rect.height;
    }
    viewport.setViewPosition(new Point(x, y));
  }

  static public int listRowCount(JList list) {
    return list == null ? 0 : swing(new F0<Integer>() {

      public Integer get() {
        try {
          return list.getModel().getSize();
        } catch (Exception __e) {
          throw rethrow(__e);
        }
      }

      public String toString() {
        return "ret list.getModel().getSize();";
      }
    });
  }

  static public Class __javax;

  static public Class getJavaX() {
    try {
      return __javax;
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public void __setJavaX(Class j) {
    __javax = j;
    _onJavaXSet();
  }

  static public ThreadLocal<Object> print_byThread() {
    synchronized (print_byThread_lock) {
      if (print_byThread == null)
        print_byThread = new ThreadLocal();
    }
    return print_byThread;
  }

  static public AutoCloseable tempInterceptPrint(F1<String, Boolean> f) {
    return tempSetThreadLocal(print_byThread(), f);
  }

  static public Object defaultDefaultClassFinder() {
    return new F1<String, Class>() {

      public Class get(String name) {
        Class c = get2(name);
        return c;
      }

      public Class get2(String name) {
        if (eq(name, "<main>"))
          return mc();
        {
          Class c = findClass_fullName(name);
          if (c != null)
            return c;
        }
        if (startsWithAny(name, "loadableUtils.utils$", "main$", mcDollar()))
          for (String pkg : ll("loadableUtils.utils$", mcDollar())) {
            String newName = pkg + afterDollar(name);
            {
              Class c = findClass_fullName(newName);
              if (c != null)
                return c;
            }
          }
        return null;
      }
    };
  }

  static public String programIDWithCase() {
    return nempty(caseID()) ? programID() + "/" + quoteUnlessIdentifierOrInteger(caseID()) : programID();
  }

  static public DynModule dm_currentModuleMandatory() {
    return dm_current_mandatory();
  }

  static public Map<String, Set> vm_busListenersByMessage_live_cache;

  static public Map<String, Set> vm_busListenersByMessage_live() {
    if (vm_busListenersByMessage_live_cache == null)
      vm_busListenersByMessage_live_cache = vm_busListenersByMessage_live_load();
    return vm_busListenersByMessage_live_cache;
  }

  static public Map<String, Set> vm_busListenersByMessage_live_load() {
    return vm_generalHashMap("busListenersByMessage");
  }

  static public <A> Set<A> syncIdentityHashSet() {
    return (Set) synchronizedSet(identityHashSet());
  }

  static public <A> AutoCloseable tempAdd(final Collection<A> l, final A a) {
    if (l == null || l.contains(a))
      return null;
    l.add(a);
    return new AutoCloseable() {

      public String toString() {
        return "l.remove(a);";
      }

      public void close() throws Exception {
        l.remove(a);
      }
    };
  }

  static public Object first(Object list) {
    return first((Iterable) list);
  }

  static public <A> A first(List<A> list) {
    return empty(list) ? null : list.get(0);
  }

  static public <A> A first(A[] bla) {
    return bla == null || bla.length == 0 ? null : bla[0];
  }

  static public <A, B> Pair<A, B> first(Map<A, B> map) {
    return mapEntryToPair(first(entrySet(map)));
  }

  static public <A, B> Pair<A, B> first(MultiMap<A, B> mm) {
    if (mm == null)
      return null;
    var e = first(mm.data.entrySet());
    if (e == null)
      return null;
    return pair(e.getKey(), first(e.getValue()));
  }

  static public <A> A first(IterableIterator<A> i) {
    return first((Iterator<A>) i);
  }

  static public <A> A first(Iterator<A> i) {
    return i == null || !i.hasNext() ? null : i.next();
  }

  static public <A> A first(Iterable<A> i) {
    if (i == null)
      return null;
    Iterator<A> it = i.iterator();
    return it.hasNext() ? it.next() : null;
  }

  static public Character first(String s) {
    return empty(s) ? null : s.charAt(0);
  }

  static public Character first(CharSequence s) {
    return empty(s) ? null : s.charAt(0);
  }

  static public <A, B> A first(Pair<A, B> p) {
    return p == null ? null : p.a;
  }

  static public Byte first(byte[] l) {
    return empty(l) ? null : l[0];
  }

  static public <A> A first(A[] l, IF1<A, Boolean> pred) {
    return firstThat(l, pred);
  }

  static public <A> A first(Iterable<A> l, IF1<A, Boolean> pred) {
    return firstThat(l, pred);
  }

  static public <A> A first(IF1<A, Boolean> pred, Iterable<A> l) {
    return firstThat(pred, l);
  }

  static public <A> A second(List<A> l) {
    return get(l, 1);
  }

  static public <A> A second(Iterable<A> l) {
    if (l == null)
      return null;
    Iterator<A> it = iterator(l);
    if (!it.hasNext())
      return null;
    it.next();
    return it.hasNext() ? it.next() : null;
  }

  static public <A> A second(A[] bla) {
    return bla == null || bla.length <= 1 ? null : bla[1];
  }

  static public <A, B> B second(Pair<A, B> p) {
    return p == null ? null : p.b;
  }

  static public char second(String s) {
    return charAt(s, 1);
  }

  static public <A> A third(List<A> l) {
    return _get(l, 2);
  }

  static public <A> A third(Iterable<A> l) {
    if (l == null)
      return null;
    Iterator<A> it = iterator(l);
    for (int _repeat_0 = 0; _repeat_0 < 2; _repeat_0++) {
      if (!it.hasNext())
        return null;
      it.next();
    }
    return it.hasNext() ? it.next() : null;
  }

  static public <A> A third(A[] bla) {
    return bla == null || bla.length <= 2 ? null : bla[2];
  }

  static public <A> A last(List<A> l) {
    return empty(l) ? null : l.get(l.size() - 1);
  }

  static public char last(String s) {
    return empty(s) ? '#' : s.charAt(l(s) - 1);
  }

  static public int last(int[] a) {
    return l(a) != 0 ? a[l(a) - 1] : 0;
  }

  static public double last(double[] a) {
    return l(a) != 0 ? a[l(a) - 1] : 0;
  }

  static public <A> A last(A[] a) {
    return l(a) != 0 ? a[l(a) - 1] : null;
  }

  static public <A> A last(Iterator<A> it) {
    A a = null;
    while (it.hasNext()) {
      ping();
      a = it.next();
    }
    return a;
  }

  static public <A> A last(Collection<A> l) {
    if (l == null)
      return null;
    if (l instanceof List)
      return (A) last((List) l);
    if (l instanceof SortedSet)
      return (A) last((SortedSet) l);
    Iterator<A> it = iterator(l);
    A a = null;
    while (it.hasNext()) {
      ping();
      a = it.next();
    }
    return a;
  }

  static public <A> A last(SortedSet<A> l) {
    return l == null ? null : l.last();
  }

  static public <A> VF1<A> runnableToVF1(final Runnable r) {
    return r == null ? null : new VF1<A>() {

      public void get(A a) {
        try {
          r.run();
        } catch (Exception __e) {
          throw rethrow(__e);
        }
      }

      public String toString() {
        return "r.run()";
      }
    };
  }

  static public int javaTok_n, javaTok_elements;

  static public boolean javaTok_opt = false;

  static public List<String> javaTok(String s) {
    ++javaTok_n;
    ArrayList<String> tok = new ArrayList();
    int l = s == null ? 0 : s.length();
    int i = 0;
    while (i < l) {
      int j = i;
      char c, d;
      while (j < l) {
        c = s.charAt(j);
        d = j + 1 >= l ? '\0' : s.charAt(j + 1);
        if (c == ' ' || c == '\t' || c == '\r' || c == '\n')
          ++j;
        else if (c == '/' && d == '*') {
          do ++j; while (j < l && !regionMatches(s, j, "*/"));
          j = Math.min(j + 2, l);
        } else if (c == '/' && d == '/') {
          do ++j; while (j < l && "\r\n".indexOf(s.charAt(j)) < 0);
        } else
          break;
      }
      tok.add(javaTok_substringN(s, i, j));
      i = j;
      if (i >= l)
        break;
      c = s.charAt(i);
      d = i + 1 >= l ? '\0' : s.charAt(i + 1);
      if (c == '\'' && Character.isJavaIdentifierStart(d) && i + 2 < l && "'\\".indexOf(s.charAt(i + 2)) < 0) {
        j += 2;
        while (j < l && Character.isJavaIdentifierPart(s.charAt(j))) ++j;
      } else if (c == '\'' || c == '"') {
        char opener = c;
        ++j;
        while (j < l) {
          int c2 = s.charAt(j);
          if (c2 == opener || c2 == '\n' && opener == '\'') {
            ++j;
            break;
          } else if (c2 == '\\' && j + 1 < l)
            j += 2;
          else
            ++j;
        }
      } else if (Character.isJavaIdentifierStart(c))
        do ++j; while (j < l && (Character.isJavaIdentifierPart(s.charAt(j)) || s.charAt(j) == '\''));
      else if (Character.isDigit(c)) {
        do ++j; while (j < l && Character.isDigit(s.charAt(j)));
        if (j < l && s.charAt(j) == 'L')
          ++j;
      } else if (c == '[' && d == '[') {
        do ++j; while (j < l && !regionMatches(s, j, "]]"));
        j = Math.min(j + 2, l);
      } else if (c == '[' && d == '=' && i + 2 < l && s.charAt(i + 2) == '[') {
        do ++j; while (j + 2 < l && !regionMatches(s, j, "]=]"));
        j = Math.min(j + 3, l);
      } else
        ++j;
      tok.add(javaTok_substringC(s, i, j));
      i = j;
    }
    if ((tok.size() % 2) == 0)
      tok.add("");
    javaTok_elements += tok.size();
    return tok;
  }

  static public List<String> javaTok(List<String> tok) {
    return javaTokWithExisting(join(tok), tok);
  }

  static public int jfind(String s, String in) {
    return jfind(javaTok(s), in);
  }

  static public int jfind(List<String> tok, String in) {
    return jfind(tok, 1, in);
  }

  static public int jfind(List<String> tok, int startIdx, String in) {
    return jfind(tok, startIdx, in, null);
  }

  static public int jfind(List<String> tok, String in, Object condition) {
    return jfind(tok, 1, in, condition);
  }

  static public int jfind(List<String> tok, String in, ITokCondition condition) {
    return jfind(tok, 1, in, condition);
  }

  static public int jfind(List<String> tok, int startIndex, String in, ITokCondition condition) {
    return jfind(tok, startIndex, in, (Object) condition);
  }

  static public int jfind(List<String> tok, int startIdx, String in, Object condition) {
    return jfind(tok, startIdx, javaTokForJFind_array(in), condition);
  }

  static public int jfind(List<String> tok, List<String> tokin) {
    return jfind(tok, 1, tokin);
  }

  static public int jfind(List<String> tok, int startIdx, List<String> tokin) {
    return jfind(tok, startIdx, tokin, null);
  }

  static public int jfind(List<String> tok, int startIdx, String[] tokinC, Object condition) {
    return findCodeTokens(tok, startIdx, false, tokinC, condition);
  }

  static public int jfind(List<String> tok, int startIdx, List<String> tokin, Object condition) {
    return jfind(tok, startIdx, codeTokensAsStringArray(tokin), condition);
  }

  static public List<String> jfind_preprocess(List<String> tok) {
    for (String type : litlist("quoted", "id", "int")) replaceSublist(tok, ll("<", "", type, "", ">"), ll("<" + type + ">"));
    replaceSublist(tok, ll("\\", "", "*"), ll("\\*"));
    return tok;
  }

  static public String joinSubList(List<String> l, int i, int j) {
    return join(subList(l, i, j));
  }

  static public String joinSubList(List<String> l, int i) {
    return join(subList(l, i));
  }

  static public void messageBox(final String msg) {
    if (headless())
      print(msg);
    else {
      swing(new Runnable() {

        public void run() {
          try {
            JOptionPane.showMessageDialog(null, msg, "JavaX", JOptionPane.INFORMATION_MESSAGE);
          } catch (Exception __e) {
            throw rethrow(__e);
          }
        }

        public String toString() {
          return "JOptionPane.showMessageDialog(null, msg, \"JavaX\", JOptionPane.INFORMATION_MES...";
        }
      });
    }
  }

  static public void messageBox(Throwable e) {
    printStackTrace(e);
    messageBox(hideCredentials(innerException2(e)));
  }

  static public ActionListener actionListener(final Object runnable) {
    return actionListener(runnable, null);
  }

  static public ActionListener actionListener(final Object runnable, final Object instanceToHold) {
    if (runnable instanceof ActionListener)
      return (ActionListener) runnable;
    final Object info = _threadInfo();
    return new java.awt.event.ActionListener() {

      public void actionPerformed(java.awt.event.ActionEvent _evt) {
        try {
          _threadInheritInfo(info);
          AutoCloseable __1 = holdInstance(instanceToHold);
          try {
            callF(runnable);
          } finally {
            _close(__1);
          }
        } catch (Throwable __e) {
          messageBox(__e);
        }
      }
    };
  }

  static public KeyListener enterKeyListener(final Object action) {
    return new KeyAdapter() {

      public void keyPressed(KeyEvent ke) {
        if (ke.getKeyCode() == KeyEvent.VK_ENTER)
          pcallF(action);
      }
    };
  }

  static public Runnable rCallOnSelectedListItem(final JList list, final Object action) {
    return new Runnable() {

      public void run() {
        try {
          pcallF(action, getSelectedItem(list));
        } catch (Exception __e) {
          throw rethrow(__e);
        }
      }

      public String toString() {
        return "pcallF(action, getSelectedItem(list))";
      }
    };
  }

  static public AbstractAction abstractAction(String name, final Object runnable) {
    return new AbstractAction(name) {

      public void actionPerformed(ActionEvent evt) {
        pcallF(runnable);
      }
    };
  }

  static public Object dm_getStemByID(Object id) {
    return dm_callOS("getModuleByID", str(id));
  }

  static public <A> A or(A a, A b) {
    return a != null ? a : b;
  }

  static public Object dm_os() {
    {
      Object __1 = vm_generalMap_get("stefansOS");
      if (__1 != null)
        return __1;
    }
    return creator();
  }

  static public void dm_reloadModuleInBackground(Object module) {
    dm_callOS("reloadModuleInBackground", dm_getStem(module));
  }

  static public void dm_reloadModuleInBackground() {
    dm_reloadModuleInBackground(dm_current_mandatory_generic());
  }

  static public boolean dm_isMe(Object mod) {
    return dm_getModule(mod) == dm_current_mandatory_generic();
  }

  static public void dm_deleteModuleInBackground(Object module) {
    dm_callOS("deleteModuleInBackground", dm_getStem(module));
  }

  static public void dm_deleteModuleInBackground() {
    dm_deleteModuleInBackground(dm_current_mandatory_generic());
  }

  static public boolean jmenuItem_newThreads = false;

  static public JMenuItem jmenuItem(final String text) {
    return jMenuItem(text, null);
  }

  static public JMenuItem jmenuItem(final String text, final Object r) {
    return swing(new F0<JMenuItem>() {

      public JMenuItem get() {
        try {
          Pair<String, Integer> p = jmenu_autoMnemonic(dropPrefix("[disabled] ", text));
          JMenuItem mi = new JMenuItem(p.a);
          if (startsWith(text, "[disabled] "))
            disableMenuItem(mi);
          if (p.b != 0)
            mi.setMnemonic(p.b);
          mi.addActionListener(jmenuItem_newThreads ? actionListenerInNewThread(r) : actionListener(r));
          return mi;
        } catch (Exception __e) {
          throw rethrow(__e);
        }
      }

      public String toString() {
        return "Pair<S, Int> p = jmenu_autoMnemonic(dropPrefix(\"[disabled] \", text));\r\n    JM...";
      }
    });
  }

  static public MenuItem menuItem(String text, final Object r) {
    MenuItem mi = new MenuItem(text);
    mi.addActionListener(actionListener(r));
    return mi;
  }

  static public void addDirectMenuItem(JMenuBar mb, String text, Object action) {
    if (mb != null) {
      swing(new Runnable() {

        public void run() {
          try {
            addDirectMenuItem(mb, directJMenuItem(text, action));
          } catch (Exception __e) {
            throw rethrow(__e);
          }
        }

        public String toString() {
          return "addDirectMenuItem(mb, directJMenuItem(text, action));";
        }
      });
    }
  }

  static public void addDirectMenuItem(Component c, String text, Object action) {
    addDirectMenuItem(addMenuBar(c), text, action);
  }

  static public void addDirectMenuItem(JMenuBar mb, JMenuItem menuItem) {
    if (mb != null) {
      swing(new Runnable() {

        public void run() {
          try {
            mb.add(menuItem);
            revalidate(mb);
          } catch (Exception __e) {
            throw rethrow(__e);
          }
        }

        public String toString() {
          return "mb.add(menuItem);\r\n    revalidate(mb);";
        }
      });
    }
  }

  static public Object rcall(String method, Object o, Object... args) {
    return call_withVarargs(o, method, args);
  }

  static public Runnable _topLevelErrorHandling(Runnable r) {
    if (r == null)
      return null;
    Object info = _threadInfo();
    Object mod = dm_current_generic();
    if (info == null && mod == null)
      return r;
    return new Runnable() {

      public void run() {
        try {
          AutoCloseable __1 = (AutoCloseable) (rcall("enter", mod));
          try {
            _threadInheritInfo(info);
            r.run();
          } finally {
            _close(__1);
          }
        } catch (Exception __e) {
          throw rethrow(__e);
        }
      }

      public String toString() {
        return "temp (AutoCloseable) rcall enter(mod);\r\n    _threadInheritInfo(info);\r\n    r....";
      }
    };
  }

  static public <A> WeakReference<A> weakRef(A a) {
    return newWeakReference(a);
  }

  static final public Map<Class, _MethodCache> callOpt_cache = newDangerousWeakHashMap();

  static public Object callOpt_cached(Object o, String methodName, Object... args) {
    try {
      if (o == null)
        return null;
      if (o instanceof Class) {
        Class c = (Class) o;
        _MethodCache cache = callOpt_getCache(c);
        Method me = cache.findMethod(methodName, args);
        if (me == null || (me.getModifiers() & Modifier.STATIC) == 0)
          return null;
        return invokeMethod(me, null, args);
      } else {
        Class c = o.getClass();
        _MethodCache cache = callOpt_getCache(c);
        Method me = cache.findMethod(methodName, args);
        if (me == null)
          return null;
        return invokeMethod(me, o, args);
      }
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public _MethodCache callOpt_getCache(Class c) {
    _MethodCache cache = callOpt_cache.get(c);
    if (cache == null)
      callOpt_cache.put(c, cache = new _MethodCache(c));
    return cache;
  }

  static public Object invokeMethod(Method m, Object o, Object... args) {
    try {
      try {
        return m.invoke(o, args);
      } catch (InvocationTargetException e) {
        throw rethrow(getExceptionCause(e));
      } catch (IllegalArgumentException e) {
        throw new IllegalArgumentException(e.getMessage() + " - was calling: " + m + ", args: " + joinWithSpace(classNames(args)));
      }
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public boolean isStaticMethod(Method m) {
    return methodIsStatic(m);
  }

  static public Object[] massageArgsForVarArgsCall(Method m, Object[] args) {
    Class<?>[] types = m.getParameterTypes();
    int n = types.length - 1, nArgs = args.length;
    if (nArgs < n)
      return null;
    for (int i = 0; i < n; i++) if (!argumentCompatibleWithType(args[i], types[i]))
      return null;
    Class varArgType = types[n].getComponentType();
    for (int i = n; i < nArgs; i++) if (!argumentCompatibleWithType(args[i], varArgType))
      return null;
    Object[] newArgs = new Object[n + 1];
    arraycopy(args, 0, newArgs, 0, n);
    Object[] varArgs = arrayOfType(varArgType, nArgs - n);
    arraycopy(args, n, varArgs, 0, nArgs - n);
    newArgs[n] = varArgs;
    return newArgs;
  }

  static public <A> String joinWithComma(Collection<A> c) {
    return join(", ", c);
  }

  static public String joinWithComma(Object... c) {
    return join(", ", c);
  }

  static public String joinWithComma(String... c) {
    return join(", ", c);
  }

  static public String joinWithComma(Pair p) {
    return p == null ? "" : joinWithComma(str(p.a), str(p.b));
  }

  static public List<String> classNames(Collection l) {
    return getClassNames(l);
  }

  static public List<String> classNames(Object[] l) {
    return getClassNames(Arrays.asList(l));
  }

  static public void newPing() {
    var tl = newPing_actionTL();
    Runnable action = tl == null ? null : tl.get();
    {
      if (action != null)
        action.run();
    }
  }

  static public boolean isAWTThread() {
    if (isAndroid())
      return false;
    if (isHeadless())
      return false;
    return isAWTThread_awt();
  }

  static public boolean isAWTThread_awt() {
    return SwingUtilities.isEventDispatchThread();
  }

  static public void failIfUnlicensed() {
    assertTrue("license off", licensed());
  }

  static public Thread currentThread() {
    return Thread.currentThread();
  }

  static public Object callFunction(Object f, Object... args) {
    return callF(f, args);
  }

  static public <A, B extends A> void addAll(Collection<A> c, Iterable<B> b) {
    if (c != null && b != null)
      for (A a : b) c.add(a);
  }

  static public <A, B extends A> boolean addAll(Collection<A> c, Collection<B> b) {
    return c != null && b != null && c.addAll(b);
  }

  static public <A, B extends A> boolean addAll(Collection<A> c, B... b) {
    return c != null && b != null && c.addAll(Arrays.asList(b));
  }

  static public <A, B> Map<A, B> addAll(Map<A, B> a, Map<? extends A, ? extends B> b) {
    if (a != null && b != null)
      a.putAll(b);
    return a;
  }

  static public Object vmBus_wrapArgs(Object... args) {
    return empty(args) ? null : l(args) == 1 ? args[0] : args;
  }

  static public void pcallFAll_minimalExceptionHandling(Collection l, Object... args) {
    if (l != null)
      for (Object f : cloneList(l)) {
        ping();
        pcallF_minimalExceptionHandling(f, args);
      }
  }

  static public void pcallFAll_minimalExceptionHandling(Iterator it, Object... args) {
    while (it.hasNext()) {
      ping();
      pcallF_minimalExceptionHandling(it.next(), args);
    }
  }

  static public Set vm_busListeners_live_cache;

  static public Set vm_busListeners_live() {
    if (vm_busListeners_live_cache == null)
      vm_busListeners_live_cache = vm_busListeners_live_load();
    return vm_busListeners_live_cache;
  }

  static public Set vm_busListeners_live_load() {
    return vm_generalIdentityHashSet("busListeners");
  }

  static public <A, B> B mapPutOrRemove(Map<A, B> map, A key, B value) {
    if (map != null && key != null)
      if (value != null)
        return map.put(key, value);
      else
        return map.remove(key);
    return null;
  }

  static public <A, B> B mapGet(Map<A, B> map, A a) {
    return map == null || a == null ? null : map.get(a);
  }

  static public <A, B> B mapGet(A a, Map<A, B> map) {
    return map == null || a == null ? null : map.get(a);
  }

  static public boolean endsWithLetterOrDigit(String s) {
    return s != null && s.length() > 0 && Character.isLetterOrDigit(s.charAt(s.length() - 1));
  }

  static volatile public PersistableThrowable lastException_lastException;

  static public PersistableThrowable lastException() {
    return lastException_lastException;
  }

  static public void lastException(Throwable e) {
    lastException_lastException = persistableThrowable(e);
  }

  static public String hideCredentials(URL url) {
    return url == null ? null : hideCredentials(str(url));
  }

  static public String hideCredentials(String url) {
    try {
      if (startsWithOneOf(url, "http://", "https://") && isAGIBlueDomain(hostNameFromURL(url)))
        return url;
    } catch (Throwable e) {
      print("HideCredentials", e);
    }
    return url.replaceAll("([&?])(_pass|key|cookie)=[^&\\s\"]*", "$1$2=<hidden>");
  }

  static public String hideCredentials(Object o) {
    return hideCredentials(str(o));
  }

  static public void rotateStringBuffer(StringBuffer buf, int max) {
    try {
      if (buf == null)
        return;
      synchronized (buf) {
        if (buf.length() <= max)
          return;
        try {
          int newLength = max / 2;
          int ofs = buf.length() - newLength;
          String newString = buf.substring(ofs);
          buf.setLength(0);
          buf.append("[...] ").append(newString);
        } catch (Exception e) {
          buf.setLength(0);
        }
        buf.trimToSize();
      }
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public void rotateStringBuilder(StringBuilder buf, int max) {
    try {
      if (buf == null)
        return;
      synchronized (buf) {
        if (buf.length() <= max)
          return;
        try {
          int newLength = max / 2;
          int ofs = buf.length() - newLength;
          String newString = buf.substring(ofs);
          buf.setLength(0);
          buf.append("[...] ").append(newString);
        } catch (Exception e) {
          buf.setLength(0);
        }
        buf.trimToSize();
      }
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public void swingAndWait(Runnable r) {
    try {
      if (isAWTThread())
        r.run();
      else
        EventQueue.invokeAndWait(addThreadInfoToRunnable(r));
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public Object swingAndWait(final Object f) {
    if (isAWTThread())
      return callF(f);
    else {
      final Var result = new Var();
      swingAndWait(new Runnable() {

        public void run() {
          try {
            result.set(callF(f));
          } catch (Exception __e) {
            throw rethrow(__e);
          }
        }

        public String toString() {
          return "result.set(callF(f));";
        }
      });
      return result.get();
    }
  }

  static public <A> A dm_callOSOpt(String functionName, Object... args) {
    return (A) callOpt(dm_os(), functionName, args);
  }

  static public boolean matchOneOf(String s, Matches m, String... pats) {
    for (String pat : pats) if (match(pat, s, m))
      return true;
    return false;
  }

  static public boolean matchOneOf(String s, String... pats) {
    return matchOneOf(s, null, pats);
  }

  static public Class<?> _getClass(String name) {
    try {
      return Class.forName(name);
    } catch (ClassNotFoundException e) {
      return null;
    }
  }

  static public Class _getClass(Object o) {
    return o == null ? null : o instanceof Class ? (Class) o : o.getClass();
  }

  static public Class _getClass(Object realm, String name) {
    try {
      return classLoaderForObject(realm).loadClass(classNameToVM(name));
    } catch (ClassNotFoundException e) {
      return null;
    }
  }

  static public boolean shortClassNameIs(Object o, String name) {
    return eq(shortClassName(o), name);
  }

  static public boolean shortClassNameIs(String name, Object o) {
    return shortClassNameIs(o, name);
  }

  static public <A> A shallowCloneToClass(Class<A> c, Object o) {
    if (o == null)
      return null;
    A a = nuInstance(c);
    copyFields(o, a);
    return a;
  }

  static public <A> A optCast(Class<A> c, Object o) {
    return isInstance(c, o) ? (A) o : null;
  }

  static public Object quickImport(Object o) {
    return quickExport(o, mc());
  }

  static public List quickImport(List o) {
    return (List) quickImport((Object) o);
  }

  static public long sysNow() {
    ping();
    return System.nanoTime() / 1000000;
  }

  static public JInternalFrame getInternalFrame(final Object _o) {
    return _o == null ? null : swing(new F0<JInternalFrame>() {

      public JInternalFrame get() {
        try {
          Object o = _o;
          if (o instanceof ButtonGroup)
            o = first(buttonsInGroup((ButtonGroup) o));
          if (!(o instanceof Component))
            return null;
          Component c = (Component) o;
          while (c != null) {
            if (c instanceof JInternalFrame)
              return (JInternalFrame) c;
            c = c.getParent();
          }
          return null;
        } catch (Exception __e) {
          throw rethrow(__e);
        }
      }

      public String toString() {
        return "O o = _o;\r\n    if (o instanceof ButtonGroup) o = first(buttonsInGroup((Button...";
      }
    });
  }

  static public <A extends Component> A setBounds(final int x, final int y, final int w, final int h, final A a) {
    if (a != null) {
      swing(new Runnable() {

        public void run() {
          try {
            a.setBounds(x, y, w, h);
          } catch (Exception __e) {
            throw rethrow(__e);
          }
        }

        public String toString() {
          return "a.setBounds(x, y, w, h);";
        }
      });
    }
    return a;
  }

  static public <A extends Component> A setBounds(A a, Rect r) {
    if (a != null && r != null) {
      swing(new Runnable() {

        public void run() {
          try {
            a.setBounds(toRectangle(r));
          } catch (Exception __e) {
            throw rethrow(__e);
          }
        }

        public String toString() {
          return "a.setBounds(toRectangle(r));";
        }
      });
    }
    return a;
  }

  static public <A extends Component> A setBounds(Rect r, A a) {
    return setBounds(a, r);
  }

  static public <A extends Component> A setBounds(A a, int x, int y, int w, int h) {
    return setBounds(x, y, w, h, a);
  }

  static public <A> A set(A o, String field, Object value) {
    if (o == null)
      return null;
    if (o instanceof Class)
      set((Class) o, field, value);
    else
      try {
        Field f = set_findField(o.getClass(), field);
        makeAccessible(f);
        smartSet(f, o, value);
      } catch (Exception e) {
        throw new RuntimeException(e);
      }
    return o;
  }

  static public void set(Class c, String field, Object value) {
    if (c == null)
      return;
    try {
      Field f = set_findStaticField(c, field);
      makeAccessible(f);
      smartSet(f, null, value);
    } catch (Exception e) {
      throw new RuntimeException(e);
    }
  }

  static public Field set_findStaticField(Class<?> c, String field) {
    Class _c = c;
    do {
      for (Field f : _c.getDeclaredFields()) if (f.getName().equals(field) && (f.getModifiers() & java.lang.reflect.Modifier.STATIC) != 0)
        return f;
      _c = _c.getSuperclass();
    } while (_c != null);
    throw new RuntimeException("Static field '" + field + "' not found in " + c.getName());
  }

  static public Field set_findField(Class<?> c, String field) {
    Class _c = c;
    do {
      for (Field f : _c.getDeclaredFields()) if (f.getName().equals(field))
        return f;
      _c = _c.getSuperclass();
    } while (_c != null);
    throw new RuntimeException("Field '" + field + "' not found in " + c.getName());
  }

  static public void set(BitSet bs, int idx) {
    {
      if (bs != null)
        bs.set(idx);
    }
  }

  static public Object quickExport(Object o, Object dest) {
    return quickExport_impl(o, dest, new IdentityHashMap(), new HashMap());
  }

  static public Object quickExport(Object o, Object dest, int expectedNumberOfObjects) {
    return quickExport_impl(o, dest, new IdentityHashMap(expectedNumberOfObjects), new HashMap());
  }

  static public Object quickExport_impl(Object o, Object dest, IdentityHashMap seen, HashMap<Class, Class> classMap) {
    try {
      if (o == null || o instanceof String || o instanceof Number)
        return o;
      Object oo = seen.get(o);
      if (oo != null)
        return oo;
      if (o instanceof Object[]) {
        Object[] l = (Object[]) o;
        Object[] destO = newObjectArrayOfSameType(l, l.length);
        seen.put(o, destO);
        for (int i = 0; i < l.length; i++) destO[i] = quickExport_impl(l[i], dest, seen, classMap);
        return destO;
      }
      if (o instanceof Collection) {
        Collection l = (Collection) o;
        int n = l.size();
        List destO = new ArrayList(n);
        seen.put(o, destO);
        Iterator it = l.iterator();
        for (int i = 0; i < n; i++) destO.add(quickExport_impl(it.next(), dest, seen, classMap));
        return destO;
      }
      if (o instanceof Map) {
        Map m = (Map) o;
        Map destO = new HashMap();
        seen.put(o, destO);
        for (Object e : ((Map) o).entrySet()) destO.put(quickExport_impl(((Map.Entry) e).getKey(), dest, seen, classMap), quickExport_impl(((Map.Entry) e).getValue(), dest, seen, classMap));
        return destO;
      }
      Class c = o.getClass();
      String className = c.getName();
      className = loadableUtilsClassNameToMain(className);
      if (className.startsWith("main$")) {
        Class destClass = classMap.get(c);
        if (destClass == null) {
          if (!classMap.containsKey(c)) {
            if (!isAnonymousClassName(className))
              destClass = getClass_vmName_withLoadableUtils(dest, className);
            classMap.put(c, destClass);
          }
          if (destClass == null)
            return o;
        }
        if (c == destClass)
          return o;
        Object destO = nuObjectWithoutArguments(destClass);
        seen.put(o, destO);
        while (c != Object.class) {
          Field[] fields = c.getDeclaredFields();
          for (Field field : fields) {
            if ((field.getModifiers() & Modifier.STATIC) != 0)
              continue;
            field.setAccessible(true);
            Object value = field.get(o);
            setOpt(destO, field.getName(), quickExport_impl(value, dest, seen, classMap));
          }
          c = c.getSuperclass();
        }
        return destO;
      }
      return o;
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public <A extends Component> A revalidate(final A c) {
    if (c == null || !c.isShowing())
      return c;
    {
      swing(new Runnable() {

        public void run() {
          try {
            c.revalidate();
            c.repaint();
          } catch (Exception __e) {
            throw rethrow(__e);
          }
        }

        public String toString() {
          return "// magic combo to actually relayout and repaint\r\n    c.revalidate();\r\n    c.r...";
        }
      });
    }
    return c;
  }

  static public void revalidate(JFrame f) {
    revalidate((Component) f);
  }

  static public void revalidate(JInternalFrame f) {
    revalidate((Component) f);
  }

  static public <A> A optPar(ThreadLocal<A> tl, A defaultValue) {
    A a = tl.get();
    if (a != null) {
      tl.set(null);
      return a;
    }
    return defaultValue;
  }

  static public <A> A optPar(ThreadLocal<A> tl) {
    return optPar(tl, null);
  }

  static public Object optPar(Object[] params, String name) {
    return optParam(params, name);
  }

  static public Object optPar(String name, Object[] params) {
    return optParam(params, name);
  }

  static public Object optPar(String name, Map params) {
    return optParam(name, params);
  }

  static public <A> A optPar(Object[] params, String name, A defaultValue) {
    return optParam(params, name, defaultValue);
  }

  static public <A> A optPar(String name, Object[] params, A defaultValue) {
    return optParam(params, name, defaultValue);
  }

  static public <A extends Component> A setSizeToPreferredSize(A a) {
    return setSize(a, preferredWidth(a), preferredHeight(a));
  }

  static public <A extends JComponent> A onClick(final A c, final Object runnable) {
    if (c != null) {
      swing(new Runnable() {

        public void run() {
          try {
            c.addMouseListener(new MouseAdapter() {

              public void mouseClicked(MouseEvent e) {
                callF(runnable, e);
              }
            });
          } catch (Exception __e) {
            throw rethrow(__e);
          }
        }

        public String toString() {
          return "c.addMouseListener(new MouseAdapter {\r\n      public void mouseClicked(MouseEv...";
        }
      });
    }
    return c;
  }

  static public void onClick(JButton btn, final Object runnable) {
    onEnter(btn, runnable);
  }

  static public <A extends JComponent> A awtEvery(A component, long delay, Object r) {
    swingEvery(component, delay, r);
    return component;
  }

  static public <A extends JComponent> A awtEvery(A component, long delay, long firstDelay, Object r) {
    swingEvery(component, delay, firstDelay, r);
    return component;
  }

  static public void awtEvery(RootPaneContainer frame, long delay, Object r) {
    swingEvery(frame, delay, r);
  }

  static public <A extends JComponent> A awtEvery(A component, double delaySeconds, Object r) {
    return awtEvery(component, toMS(delaySeconds), r);
  }

  static public boolean isInstance(Class type, Object arg) {
    return type.isInstance(arg);
  }

  static public int iround(double d) {
    return (int) Math.round(d);
  }

  static public int iround(Number n) {
    return iround(toDouble(n));
  }

  static public RootPaneContainer getPossiblyInternalFrame(Component c) {
    JInternalFrame f = getInternalFrame(c);
    if (f != null)
      return f;
    return optCast(RootPaneContainer.class, getWindow(c));
  }

  static public JComponent dm_vis(Object module) {
    return dm_getVisualization(module);
  }

  static public JComponent dm_vis() {
    return dm_getVisualization();
  }

  static public boolean rectangleContains(Rectangle r, Point p) {
    return r != null && p != null && r.contains(p);
  }

  static public Rectangle boundsOnScreen(Component c) {
    if (c == null)
      return null;
    if (c.getParent() instanceof JViewport && c.getParent().getParent() instanceof JScrollPane)
      c = c.getParent().getParent();
    try {
      return new Rectangle(c.getLocationOnScreen(), c.getSize());
    } catch (IllegalComponentStateException e) {
      return null;
    }
  }

  static public Point mousePosition() {
    PointerInfo pi = MouseInfo.getPointerInfo();
    return pi == null ? null : pi.getLocation();
  }

  static public Component getFocusOwner() {
    return swing(new F0<Component>() {

      public Component get() {
        try {
          return KeyboardFocusManager.getCurrentKeyboardFocusManager().getFocusOwner();
        } catch (Exception __e) {
          throw rethrow(__e);
        }
      }

      public String toString() {
        return "ret KeyboardFocusManager.getCurrentKeyboardFocusManager().getFocusOwner();";
      }
    });
  }

  static public RuntimeException asRuntimeException(Throwable t) {
    if (t instanceof Error)
      _handleError((Error) t);
    return t instanceof RuntimeException ? (RuntimeException) t : new RuntimeException(t);
  }

  static public String getClassName(Object o) {
    return o == null ? "null" : o instanceof Class ? ((Class) o).getName() : o.getClass().getName();
  }

  static public String replacePlusWithSpace(String s) {
    return replace(s, '+', ' ');
  }

  static public List<String> splitAtSpace(String s) {
    return empty(s) ? emptyList() : asList(s.split("\\s+"));
  }

  static public int scoredSearch_score_single(String s, String query) {
    int i = indexOfIC_underscore(s, query);
    if (i < 0)
      return 0;
    if (i > 0)
      return 1;
    return l(s) == l(query) ? 3 : 2;
  }

  static public <T> void sort(T[] a, Comparator<? super T> c) {
    if (a != null)
      Arrays.sort(a, c);
  }

  static public <T> void sort(T[] a) {
    if (a != null)
      Arrays.sort(a);
  }

  static public void sort(int[] a) {
    if (a != null)
      Arrays.sort(a);
  }

  static public <T> void sort(List<T> a, Comparator<? super T> c) {
    if (a != null)
      Collections.sort(a, c);
  }

  static public void sort(List a) {
    if (a != null)
      Collections.sort(a);
  }

  static public <A, B> Comparator<A> mapComparatorDesc(final Map<A, B> map) {
    return new Comparator<A>() {

      public int compare(A a, A b) {
        return cmp(map.get(b), map.get(a));
      }
    };
  }

  static public int lastIndexOf(String a, String b) {
    return a == null || b == null ? -1 : a.lastIndexOf(b);
  }

  static public int lastIndexOf(String a, char b) {
    return a == null ? -1 : a.lastIndexOf(b);
  }

  static public <A> int lastIndexOf(List<A> l, int i, A a) {
    if (l == null)
      return -1;
    for (i = min(l(l), i) - 1; i >= 0; i--) if (eq(l.get(i), a))
      return i;
    return -1;
  }

  static public <A> int lastIndexOf(List<A> l, A a) {
    if (l == null)
      return -1;
    for (int i = l(l) - 1; i >= 0; i--) if (eq(l.get(i), a))
      return i;
    return -1;
  }

  public static boolean isSnippetID(String s) {
    try {
      parseSnippetID(s);
      return true;
    } catch (RuntimeException e) {
      return false;
    }
  }

  public static long parseSnippetID(String snippetID) {
    long id = Long.parseLong(shortenSnippetID(snippetID));
    if (id == 0)
      throw fail("0 is not a snippet ID");
    return id;
  }

  static public String mainClassNameForClassLoader(ClassLoader cl) {
    return or((String) callOpt(cl, "mainClassName"), "main");
  }

  static public Class loadClassFromClassLoader_orNull(ClassLoader cl, String name) {
    try {
      return cl == null ? null : cl.loadClass(name);
    } catch (ClassNotFoundException e) {
      return null;
    }
  }

  static public boolean isJavaIdentifier(String s) {
    if (empty(s) || !Character.isJavaIdentifierStart(s.charAt(0)))
      return false;
    for (int i = 1; i < s.length(); i++) if (!Character.isJavaIdentifierPart(s.charAt(i)))
      return false;
    return true;
  }

  static public Object vmBus_query(String msg, Object... args) {
    Object arg = vmBus_wrapArgs(args);
    {
      Object __1 = pcallFAll_returnFirstNotNull(vm_busListeners_live(), msg, arg);
      if (__1 != null)
        return __1;
    }
    return pcallFAll_returnFirstNotNull(vm_busListenersByMessage_live().get(msg), msg, arg);
  }

  static public Object vmBus_query(String msg) {
    return vmBus_query(msg, (Object) null);
  }

  static public String assertIdentifier(String s) {
    return assertIsIdentifier(s);
  }

  static public String assertIdentifier(String msg, String s) {
    return assertIsIdentifier(msg, s);
  }

  static public String unnull(String s) {
    return s == null ? "" : s;
  }

  static public <A> Collection<A> unnull(Collection<A> l) {
    return l == null ? emptyList() : l;
  }

  static public <A> List<A> unnull(List<A> l) {
    return l == null ? emptyList() : l;
  }

  static public int[] unnull(int[] l) {
    return l == null ? emptyIntArray() : l;
  }

  static public char[] unnull(char[] l) {
    return l == null ? emptyCharArray() : l;
  }

  static public double[] unnull(double[] l) {
    return l == null ? emptyDoubleArray() : l;
  }

  static public <A, B> Map<A, B> unnull(Map<A, B> l) {
    return l == null ? emptyMap() : l;
  }

  static public <A> Iterable<A> unnull(Iterable<A> i) {
    return i == null ? emptyList() : i;
  }

  static public <A> A[] unnull(A[] a) {
    return a == null ? (A[]) emptyObjectArray() : a;
  }

  static public BitSet unnull(BitSet b) {
    return b == null ? new BitSet() : b;
  }

  static public Pt unnull(Pt p) {
    return p == null ? new Pt() : p;
  }

  static public Symbol unnull(Symbol s) {
    return s == null ? emptySymbol() : s;
  }

  static public <A, B> Pair<A, B> unnull(Pair<A, B> p) {
    return p != null ? p : new Pair(null, null);
  }

  static public int unnull(Integer i) {
    return i == null ? 0 : i;
  }

  static public long unnull(Long l) {
    return l == null ? 0L : l;
  }

  static public double unnull(Double l) {
    return l == null ? 0.0 : l;
  }

  static public boolean nemptyString(String s) {
    return s != null && s.length() > 0;
  }

  static public int strL(String s) {
    return s == null ? 0 : s.length();
  }

  static public int listL(Collection l) {
    return l == null ? 0 : l.size();
  }

  static public int lCharSequence(CharSequence s) {
    return s == null ? 0 : s.length();
  }

  static public int min(int a, int b) {
    return Math.min(a, b);
  }

  static public long min(long a, long b) {
    return Math.min(a, b);
  }

  static public float min(float a, float b) {
    return Math.min(a, b);
  }

  static public float min(float a, float b, float c) {
    return min(min(a, b), c);
  }

  static public double min(double a, double b) {
    return Math.min(a, b);
  }

  static public double min(double[] c) {
    double x = Double.MAX_VALUE;
    for (double d : c) x = Math.min(x, d);
    return x;
  }

  static public float min(float[] c) {
    float x = Float.MAX_VALUE;
    for (float d : c) x = Math.min(x, d);
    return x;
  }

  static public byte min(byte[] c) {
    byte x = 127;
    for (byte d : c) if (d < x)
      x = d;
    return x;
  }

  static public short min(short[] c) {
    short x = 0x7FFF;
    for (short d : c) if (d < x)
      x = d;
    return x;
  }

  static public int min(int[] c) {
    int x = Integer.MAX_VALUE;
    for (int d : c) if (d < x)
      x = d;
    return x;
  }

  static public void _onJavaXSet() {
  }

  static public <A> AutoCloseable tempSetThreadLocal(final ThreadLocal<A> tl, A a) {
    if (tl == null)
      return null;
    final A prev = setThreadLocal(tl, a);
    return new AutoCloseable() {

      public String toString() {
        return "tl.set(prev);";
      }

      public void close() throws Exception {
        tl.set(prev);
      }
    };
  }

  static public Object get2(Object o, String field1, String field2) {
    return get(get(o, field1), field2);
  }

  static public boolean startsWithAny(String a, Collection<String> b) {
    for (String prefix : unnullForIteration(b)) if (startsWith(a, prefix))
      return true;
    return false;
  }

  static public boolean startsWithAny(String a, String... b) {
    if (b != null)
      for (String prefix : unnullForIteration(b)) if (startsWith(a, prefix))
        return true;
    return false;
  }

  static public boolean startsWithAny(String a, Collection<String> b, Matches m) {
    for (String prefix : unnullForIteration(b)) if (startsWith(a, prefix, m))
      return true;
    return false;
  }

  static public String mcDollar() {
    return mcName() + "$";
  }

  static public String afterDollar(String s) {
    return substring(s, smartIndexOf(s, '$') + 1);
  }

  static volatile public String caseID_caseID;

  static public String caseID() {
    return caseID_caseID;
  }

  static public void caseID(String id) {
    caseID_caseID = id;
  }

  static public String quoteUnlessIdentifierOrInteger(String s) {
    return quoteIfNotIdentifierOrInteger(s);
  }

  static public <A> Set<A> synchronizedSet() {
    return synchroHashSet();
  }

  static public <A> Set<A> synchronizedSet(Set<A> set) {
    return Collections.synchronizedSet(set);
  }

  static public <A> Set<A> identityHashSet() {
    return Collections.newSetFromMap(new IdentityHashMap());
  }

  static public <A, B> Pair<A, B> mapEntryToPair(Map.Entry<A, B> e) {
    return e == null ? null : pair(e.getKey(), e.getValue());
  }

  static public <A, B> Set<Map.Entry<A, B>> entrySet(Map<A, B> map) {
    return _entrySet(map);
  }

  static public <A> A firstThat(Iterable<A> l, IF1<A, Boolean> pred) {
    for (A a : unnullForIteration(l)) if (pred.get(a))
      return a;
    return null;
  }

  static public <A> A firstThat(A[] l, IF1<A, Boolean> pred) {
    for (A a : unnullForIteration(l)) if (pred.get(a))
      return a;
    return null;
  }

  static public <A> A firstThat(IF1<A, Boolean> pred, Iterable<A> l) {
    return firstThat(l, pred);
  }

  static public <A> A firstThat(IF1<A, Boolean> pred, A[] l) {
    return firstThat(l, pred);
  }

  static public <A> Iterator<A> iterator(Iterable<A> c) {
    return c == null ? emptyIterator() : c.iterator();
  }

  static public char charAt(String s, int i) {
    return s != null && i >= 0 && i < s.length() ? s.charAt(i) : '\0';
  }

  static public <A> A _get(List<A> l, int idx) {
    return l != null && idx >= 0 && idx < l(l) ? l.get(idx) : null;
  }

  static public Object _get(Object o, String field) {
    return get(o, field);
  }

  static public Object _get(String field, Object o) {
    return get(o, field);
  }

  static public <A> A _get(A[] l, int idx) {
    return idx >= 0 && idx < l(l) ? l[idx] : null;
  }

  static public boolean regionMatches(String a, int offsetA, String b, int offsetB, int len) {
    return a != null && b != null && a.regionMatches(offsetA, b, offsetB, len);
  }

  static public boolean regionMatches(String a, int offsetA, String b) {
    return regionMatches(a, offsetA, b, 0, l(b));
  }

  static public String javaTok_substringN(String s, int i, int j) {
    if (i == j)
      return "";
    if (j == i + 1 && s.charAt(i) == ' ')
      return " ";
    return s.substring(i, j);
  }

  static public String javaTok_substringC(String s, int i, int j) {
    return s.substring(i, j);
  }

  static public List<String> javaTokWithExisting(String s, List<String> existing) {
    ++javaTok_n;
    int nExisting = javaTok_opt && existing != null ? existing.size() : 0;
    ArrayList<String> tok = existing != null ? new ArrayList(nExisting) : new ArrayList();
    int l = s.length();
    int i = 0, n = 0;
    while (i < l) {
      int j = i;
      char c, d;
      while (j < l) {
        c = s.charAt(j);
        d = j + 1 >= l ? '\0' : s.charAt(j + 1);
        if (c == ' ' || c == '\t' || c == '\r' || c == '\n')
          ++j;
        else if (c == '/' && d == '*') {
          do ++j; while (j < l && !s.substring(j, Math.min(j + 2, l)).equals("*/"));
          j = Math.min(j + 2, l);
        } else if (c == '/' && d == '/') {
          do ++j; while (j < l && "\r\n".indexOf(s.charAt(j)) < 0);
        } else
          break;
      }
      if (n < nExisting && javaTokWithExisting_isCopyable(existing.get(n), s, i, j))
        tok.add(existing.get(n));
      else
        tok.add(javaTok_substringN(s, i, j));
      ++n;
      i = j;
      if (i >= l)
        break;
      c = s.charAt(i);
      d = i + 1 >= l ? '\0' : s.charAt(i + 1);
      if (c == '\'' && Character.isJavaIdentifierStart(d) && i + 2 < l && "'\\".indexOf(s.charAt(i + 2)) < 0) {
        j += 2;
        while (j < l && Character.isJavaIdentifierPart(s.charAt(j))) ++j;
      } else if (c == '\'' || c == '"') {
        char opener = c;
        ++j;
        while (j < l) {
          if (s.charAt(j) == opener) {
            ++j;
            break;
          } else if (s.charAt(j) == '\\' && j + 1 < l)
            j += 2;
          else
            ++j;
        }
      } else if (Character.isJavaIdentifierStart(c))
        do ++j; while (j < l && (Character.isJavaIdentifierPart(s.charAt(j)) || "'".indexOf(s.charAt(j)) >= 0));
      else if (Character.isDigit(c)) {
        do ++j; while (j < l && Character.isDigit(s.charAt(j)));
        if (j < l && s.charAt(j) == 'L')
          ++j;
      } else if (c == '[' && d == '[') {
        do ++j; while (j + 1 < l && !s.substring(j, j + 2).equals("]]"));
        j = Math.min(j + 2, l);
      } else if (c == '[' && d == '=' && i + 2 < l && s.charAt(i + 2) == '[') {
        do ++j; while (j + 2 < l && !s.substring(j, j + 3).equals("]=]"));
        j = Math.min(j + 3, l);
      } else
        ++j;
      if (n < nExisting && javaTokWithExisting_isCopyable(existing.get(n), s, i, j))
        tok.add(existing.get(n));
      else
        tok.add(javaTok_substringC(s, i, j));
      ++n;
      i = j;
    }
    if ((tok.size() % 2) == 0)
      tok.add("");
    javaTok_elements += tok.size();
    return tok;
  }

  static public boolean javaTokWithExisting_isCopyable(String t, String s, int i, int j) {
    return t.length() == j - i && s.regionMatches(i, t, 0, j - i);
  }

  public static <A> String join(String glue, Iterable<A> strings) {
    if (strings == null)
      return "";
    if (strings instanceof Collection) {
      if (((Collection) strings).size() == 1)
        return str(first((Collection) strings));
    }
    StringBuilder buf = new StringBuilder();
    Iterator<A> i = strings.iterator();
    if (i.hasNext()) {
      buf.append(i.next());
      while (i.hasNext()) buf.append(glue).append(i.next());
    }
    return buf.toString();
  }

  public static String join(String glue, String... strings) {
    return join(glue, Arrays.asList(strings));
  }

  public static String join(String glue, Object... strings) {
    return join(glue, Arrays.asList(strings));
  }

  static public <A> String join(Iterable<A> strings) {
    return join("", strings);
  }

  static public <A> String join(Iterable<A> strings, String glue) {
    return join(glue, strings);
  }

  public static String join(String[] strings) {
    return join("", strings);
  }

  static public String join(String glue, Pair p) {
    return p == null ? "" : str(p.a) + glue + str(p.b);
  }

  static public Map<String, String[]> javaTokForJFind_array_cache = synchronizedMRUCache(1000);

  static public String[] javaTokForJFind_array(String s) {
    String[] tok = javaTokForJFind_array_cache.get(s);
    if (tok == null)
      javaTokForJFind_array_cache.put(s, tok = codeTokensAsStringArray(jfind_preprocess(javaTok(s))));
    return tok;
  }

  static public int findCodeTokens(List<String> tok, String... tokens) {
    return findCodeTokens(tok, 1, false, tokens);
  }

  static public int findCodeTokens(List<String> tok, boolean ignoreCase, String... tokens) {
    return findCodeTokens(tok, 1, ignoreCase, tokens);
  }

  static public int findCodeTokens(List<String> tok, int startIdx, boolean ignoreCase, String... tokens) {
    return findCodeTokens(tok, startIdx, ignoreCase, tokens, null);
  }

  static public HashSet<String> findCodeTokens_specials = lithashset("*", "<quoted>", "<id>", "<int>", "\\*");

  static public int findCodeTokens_bails, findCodeTokens_nonbails;

  static public interface findCodeTokens_Matcher {

    public boolean get(String token);
  }

  static public int findCodeTokens(List<String> tok, int startIdx, boolean ignoreCase, String[] tokens, Object condition) {
    int end = tok.size() - tokens.length * 2 + 2, nTokens = tokens.length;
    int i = startIdx | 1;
    if (i >= end)
      return -1;
    String firstToken = tokens[0];
    if (!ignoreCase && !findCodeTokens_specials.contains(firstToken)) {
      while (i < end && !firstToken.equals(tok.get(i))) i += 2;
    }
    findCodeTokens_Matcher[] matchers = new findCodeTokens_Matcher[nTokens];
    for (int j = 0; j < nTokens; j++) {
      String p = tokens[j];
      findCodeTokens_Matcher matcher;
      if (p.equals("*"))
        matcher = t -> true;
      else if (p.equals("<quoted>"))
        matcher = t -> isQuoted(t);
      else if (p.equals("<id>"))
        matcher = t -> isIdentifier(t);
      else if (p.equals("<int>"))
        matcher = t -> isInteger(t);
      else if (p.equals("\\*"))
        matcher = t -> t.equals("*");
      else if (ignoreCase)
        matcher = t -> eqic(p, t);
      else
        matcher = t -> t.equals(p);
      matchers[j] = matcher;
    }
    outer: for (; i < end; i += 2) {
      for (int j = 0; j < nTokens; j++) if (!matchers[j].get(tok.get(i + j * 2)))
        continue outer;
      if (condition == null || checkTokCondition(condition, tok, i - 1))
        return i;
    }
    return -1;
  }

  static public String[] codeTokensAsStringArray(List<String> tok) {
    int n = max(0, (l(tok) - 1) / 2);
    String[] out = new String[n];
    for (int i = 0; i < n; i++) out[i] = tok.get(i * 2 + 1);
    return out;
  }

  static public <A> ArrayList<A> litlist(A... a) {
    ArrayList l = new ArrayList(a.length);
    for (A x : a) l.add(x);
    return l;
  }

  static public <A> List<A> replaceSublist(List<A> l, List<A> x, List<A> y) {
    if (x == null)
      return l;
    int i = 0;
    while (true) {
      i = indexOfSubList(l, x, i);
      if (i < 0)
        break;
      replaceSublist(l, i, i + l(x), y);
      i += l(y);
    }
    return l;
  }

  static public <A> List<A> replaceSublist(List<A> l, int fromIndex, int toIndex, List<A> y) {
    int n = y.size(), toIndex_new = fromIndex + n;
    if (toIndex_new < toIndex) {
      removeSubList(l, toIndex_new, toIndex);
      copyListPart(y, 0, l, fromIndex, n);
    } else {
      copyListPart(y, 0, l, fromIndex, toIndex - fromIndex);
      if (toIndex_new > toIndex)
        l.addAll(toIndex, subList(y, toIndex - fromIndex));
    }
    return l;
  }

  static public <A> List<A> subList(List<A> l, int startIndex) {
    return subList(l, startIndex, l(l));
  }

  static public <A> List<A> subList(int startIndex, List<A> l) {
    return subList(l, startIndex);
  }

  static public <A> List<A> subList(int startIndex, int endIndex, List<A> l) {
    return subList(l, startIndex, endIndex);
  }

  static public <A> List<A> subList(List<A> l, int startIndex, int endIndex) {
    if (l == null)
      return null;
    int n = l(l);
    startIndex = Math.max(0, startIndex);
    endIndex = Math.min(n, endIndex);
    if (startIndex > endIndex)
      return ll();
    if (startIndex == 0 && endIndex == n)
      return l;
    return l.subList(startIndex, endIndex);
  }

  static public boolean headless() {
    return isHeadless();
  }

  static public Throwable innerException2(Throwable e) {
    if (e == null)
      return null;
    while (empty(e.getMessage()) && e.getCause() != null) e = e.getCause();
    return e;
  }

  static public ThreadLocal<List<Object>> holdInstance_l = new ThreadLocal();

  static public AutoCloseable holdInstance(Object o) {
    if (o == null)
      return null;
    listThreadLocalAdd(holdInstance_l, o);
    return new AutoCloseable() {

      public void close() {
        listThreadLocalPopLast(holdInstance_l);
      }
    };
  }

  static public String getSelectedItem(JList l) {
    return (String) l.getSelectedValue();
  }

  static public String getSelectedItem(JComboBox cb) {
    return strOrNull(cb.getSelectedItem());
  }

  static public Object vm_generalMap_get(Object key) {
    return vm_generalMap().get(key);
  }

  static public JMenuItem jMenuItem(final String text) {
    return jmenuItem(text);
  }

  static public JMenuItem jMenuItem(String text, Object r) {
    return jmenuItem(text, r);
  }

  static public Pair<String, Integer> jmenu_autoMnemonic(String s) {
    int i = indexOf(s, '&');
    if (i >= 0 && i < l(s) && isLetterOrDigit(s.charAt(i + 1)))
      return pair(substring(s, 0, i) + substring(s, i + 1), (int) s.charAt(i + 1));
    return pair(s, 0);
  }

  static public String dropPrefix(String prefix, String s) {
    return s == null ? null : s.startsWith(prefix) ? s.substring(l(prefix)) : s;
  }

  static public JMenuItem disableMenuItem(final JMenuItem mi) {
    if (mi != null) {
      swing(new Runnable() {

        public void run() {
          try {
            mi.setEnabled(false);
          } catch (Exception __e) {
            throw rethrow(__e);
          }
        }

        public String toString() {
          return "mi.setEnabled(false);";
        }
      });
    }
    return mi;
  }

  static public ActionListener actionListenerInNewThread(final Object runnable) {
    return actionListenerInNewThread(runnable, null);
  }

  static public ActionListener actionListenerInNewThread(final Object runnable, final Object instanceToHold) {
    if (runnable instanceof ActionListener)
      return (ActionListener) runnable;
    return new java.awt.event.ActionListener() {

      public void actionPerformed(java.awt.event.ActionEvent _evt) {
        try {
          startThread("Action Listener", new Runnable() {

            public void run() {
              try {
                AutoCloseable __1 = holdInstance(instanceToHold);
                try {
                  callF(runnable);
                } finally {
                  _close(__1);
                }
              } catch (Exception __e) {
                throw rethrow(__e);
              }
            }

            public String toString() {
              return "AutoCloseable __1 = holdInstance(instanceToHold); try {\r\n      callF(runnable...";
            }
          });
        } catch (Throwable __e) {
          messageBox(__e);
        }
      }
    };
  }

  static public JMenuItem directJMenuItem(Action a) {
    return new JMenuItem(a) {

      public Dimension getMaximumSize() {
        return new Dimension(super.getPreferredSize().width, super.getMaximumSize().height);
      }
    };
  }

  static public JMenuItem directJMenuItem(String text, Object action) {
    return directJMenuItem(abstractAction(text, action));
  }

  static public JMenuBar addMenuBar(final Component c) {
    return swing(new F0<JMenuBar>() {

      public JMenuBar get() {
        try {
          RootPaneContainer f = getPossiblyInternalFrame(c);
          if (f == null)
            return null;
          JMenuBar bar = (JMenuBar) (call(f, "getJMenuBar"));
          if (bar == null) {
            setMenuBar(f, bar = new JMenuBar());
            revalidate((Component) f);
          }
          return bar;
        } catch (Exception __e) {
          throw rethrow(__e);
        }
      }

      public String toString() {
        return "RootPaneContainer f = getPossiblyInternalFrame(c);\r\n    if (f == null) null;\r...";
      }
    });
  }

  static public <A> WeakReference<A> newWeakReference(A a) {
    return a == null ? null : new WeakReference(a);
  }

  static public Throwable getExceptionCause(Throwable e) {
    Throwable c = e.getCause();
    return c != null ? c : e;
  }

  static public String joinWithSpace(Iterable c) {
    return join(" ", c);
  }

  static public String joinWithSpace(String... c) {
    return join(" ", c);
  }

  static public boolean methodIsStatic(Method m) {
    return (m.getModifiers() & Modifier.STATIC) != 0;
  }

  static public boolean argumentCompatibleWithType(Object arg, Class type) {
    return arg == null ? !type.isPrimitive() : isInstanceX(type, arg);
  }

  static public void arraycopy(Object[] a, Object[] b) {
    if (a != null && b != null)
      arraycopy(a, 0, b, 0, Math.min(a.length, b.length));
  }

  static public void arraycopy(Object src, int srcPos, Object dest, int destPos, int n) {
    if (n != 0)
      System.arraycopy(src, srcPos, dest, destPos, n);
  }

  static public <A> A[] arrayOfType(Class<A> type, int n) {
    return makeArray(type, n);
  }

  static public <A> A[] arrayOfType(int n, Class<A> type) {
    return arrayOfType(type, n);
  }

  static public List<String> getClassNames(Collection l) {
    List<String> out = new ArrayList();
    if (l != null)
      for (Object o : l) out.add(o == null ? null : getClassName(o));
    return out;
  }

  static public x30_pkg.x30_util.BetterThreadLocal<Runnable> newPing_actionTL;

  static public x30_pkg.x30_util.BetterThreadLocal<Runnable> newPing_actionTL() {
    if (newPing_actionTL == null)
      newPing_actionTL = vm_generalMap_getOrCreate("newPing_actionTL", () -> {
        Runnable value = (Runnable) (callF_gen(vm_generalMap_get("newPing_valueForNewThread")));
        var tl = new x30_pkg.x30_util.BetterThreadLocal<Runnable>();
        tl.set(value);
        return tl;
      });
    return newPing_actionTL;
  }

  static volatile public boolean licensed_yes = true;

  static public boolean licensed() {
    if (!licensed_yes)
      return false;
    ping_okInCleanUp();
    return true;
  }

  static public void licensed_off() {
    licensed_yes = false;
  }

  static public <A> ArrayList<A> cloneList(Iterable<A> l) {
    return l instanceof Collection ? cloneList((Collection) l) : asList(l);
  }

  static public <A> ArrayList<A> cloneList(Collection<A> l) {
    if (l == null)
      return new ArrayList();
    synchronized (collectionMutex(l)) {
      return new ArrayList<A>(l);
    }
  }

  static public Object pcallF_minimalExceptionHandling(Object f, Object... args) {
    try {
      return callFunction(f, args);
    } catch (Throwable e) {
      System.out.println(getStackTrace(e));
      _storeException(e);
    }
    return null;
  }

  static public PersistableThrowable persistableThrowable(Throwable e) {
    return e == null ? null : new PersistableThrowable(e);
  }

  static public boolean startsWithOneOf(String s, String... l) {
    for (String x : l) if (startsWith(s, x))
      return true;
    return false;
  }

  static public boolean startsWithOneOf(String s, Matches m, String... l) {
    for (String x : l) if (startsWith(s, x, m))
      return true;
    return false;
  }

  static public boolean isAGIBlueDomain(String domain) {
    return domainIsUnder(domain, theAGIBlueDomain());
  }

  static public String hostNameFromURL(String url) {
    try {
      return new URL(url).getHost();
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public Runnable addThreadInfoToRunnable(final Object r) {
    final Object info = _threadInfo();
    return info == null ? asRunnable(r) : new Runnable() {

      public void run() {
        try {
          _inheritThreadInfo(info);
          callF(r);
        } catch (Exception __e) {
          throw rethrow(__e);
        }
      }

      public String toString() {
        return "_inheritThreadInfo(info); callF(r);";
      }
    };
  }

  static public ClassLoader classLoaderForObject(Object o) {
    if (o instanceof ClassLoader)
      return ((ClassLoader) o);
    if (o == null)
      return null;
    return _getClass(o).getClassLoader();
  }

  static public String classNameToVM(String name) {
    return name.replace(".", "$");
  }

  static public <A> A nuInstance(Class<A> c) {
    return nuEmptyObject(c);
  }

  static public <A> A copyFields(Object x, A y, String... fields) {
    if (empty(fields)) {
      Map<String, Object> map = objectToMap(x);
      for (String field : map.keySet()) setOpt(y, field, map.get(field));
    } else
      for (String field : fields) {
        Object o = getOpt(x, field);
        if (o != null)
          setOpt(y, field, o);
      }
    return y;
  }

  static public <A> A copyFields(Object x, A y, Collection<String> fields) {
    return copyFields(x, y, asStringArray(fields));
  }

  static public List<AbstractButton> buttonsInGroup(ButtonGroup g) {
    if (g == null)
      return ll();
    return asList(g.getElements());
  }

  static public Rectangle toRectangle(Rect r) {
    return r == null ? null : r.getRectangle();
  }

  static public Field makeAccessible(Field f) {
    try {
      f.setAccessible(true);
    } catch (Throwable e) {
      vmBus_send("makeAccessible_error", e, f);
    }
    return f;
  }

  static public Method makeAccessible(Method m) {
    try {
      m.setAccessible(true);
    } catch (Throwable e) {
      vmBus_send("makeAccessible_error", e, m);
    }
    return m;
  }

  static public Constructor makeAccessible(Constructor c) {
    try {
      c.setAccessible(true);
    } catch (Throwable e) {
      vmBus_send("makeAccessible_error", e, c);
    }
    return c;
  }

  static public void smartSet(Field f, Object o, Object value) throws Exception {
    try {
      f.set(o, value);
    } catch (Exception e) {
      Class type = f.getType();
      if (type == int.class && value instanceof Long) {
        f.set(o, ((Long) value).intValue());
        return;
      }
      if (type == boolean.class && value instanceof String) {
        f.set(o, isTrueOrYes(((String) value)));
        return;
      }
      if (type == LinkedHashMap.class && value instanceof Map) {
        f.set(o, asLinkedHashMap((Map) value));
        return;
      }
      try {
        if (f.getType() == Concept.Ref.class) {
          f.set(o, ((Concept) o).new Ref((Concept) value));
          return;
        }
        if (o instanceof Concept.Ref) {
          f.set(o, ((Concept.Ref) o).get());
          return;
        }
      } catch (Throwable _e) {
      }
      throw e;
    }
  }

  static public <A> A[] newObjectArrayOfSameType(A[] a) {
    return newObjectArrayOfSameType(a, a.length);
  }

  static public <A> A[] newObjectArrayOfSameType(A[] a, int n) {
    return (A[]) Array.newInstance(a.getClass().getComponentType(), n);
  }

  static public String loadableUtilsClassNameToMain(String className) {
    String c = dropPrefixOrNull("loadableUtils.utils$", className);
    if (c != null)
      return "main$" + c;
    return className;
  }

  static public boolean isAnonymousClassName(String s) {
    for (int i = 0; i < l(s); i++) if (s.charAt(i) == '$' && Character.isDigit(s.charAt(i + 1)))
      return true;
    return false;
  }

  static public Class getClass_vmName_withLoadableUtils(Object realm, String name) {
    try {
      ClassLoader cl = getClassLoader(realm);
      Class c = loadClassFromClassLoader_orNull(cl, name);
      if (c == null && name.startsWith("main$"))
        return loadClassFromClassLoader_orNull(cl, "loadableUtils.utils" + substring(name, 4));
      return c;
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public Map<Class, Constructor> nuObjectWithoutArguments_cache = newDangerousWeakHashMap();

  static public Object nuObjectWithoutArguments(String className) {
    try {
      return nuObjectWithoutArguments(classForName(className));
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public <A> A nuObjectWithoutArguments(Class<A> c) {
    try {
      if (nuObjectWithoutArguments_cache == null)
        return (A) nuObjectWithoutArguments_findConstructor(c).newInstance();
      Constructor m = nuObjectWithoutArguments_cache.get(c);
      if (m == null)
        nuObjectWithoutArguments_cache.put(c, m = nuObjectWithoutArguments_findConstructor(c));
      return (A) m.newInstance();
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public Constructor nuObjectWithoutArguments_findConstructor(Class c) {
    for (Constructor m : c.getDeclaredConstructors()) if (empty(m.getParameterTypes())) {
      makeAccessible(m);
      return m;
    }
    throw fail("No default constructor found in " + c.getName());
  }

  static public <A> A optParam(ThreadLocal<A> tl, A defaultValue) {
    return optPar(tl, defaultValue);
  }

  static public <A> A optParam(ThreadLocal<A> tl) {
    return optPar(tl);
  }

  static public Object optParam(String name, Map params) {
    return mapGet(params, name);
  }

  static public <A> A optParam(Object[] opt, String name, A defaultValue) {
    int n = l(opt);
    if (n == 1 && opt[0] instanceof Map) {
      Map map = (Map) (opt[0]);
      return map.containsKey(name) ? (A) map.get(name) : defaultValue;
    }
    if (!even(l(opt)))
      throw fail("Odd parameter length");
    for (int i = 0; i < l(opt); i += 2) if (eq(opt[i], name))
      return (A) opt[i + 1];
    return defaultValue;
  }

  static public Object optParam(Object[] opt, String name) {
    return optParam(opt, name, null);
  }

  static public Object optParam(String name, Object[] params) {
    return optParam(params, name);
  }

  static public <A extends Component> A setSize(final A c, final int w, final int h) {
    if (c != null) {
      swing(new Runnable() {

        public void run() {
          try {
            c.setSize(w, h);
          } catch (Exception __e) {
            throw rethrow(__e);
          }
        }

        public String toString() {
          return "c.setSize(w, h);";
        }
      });
    }
    return c;
  }

  static public void setSize(Component c, Dimension d) {
    setSize(c, d.width, d.height);
  }

  static public int preferredWidth(Component c) {
    return c == null ? 0 : getPreferredSize(c).width;
  }

  static public int preferredHeight(Component c) {
    return c == null ? 0 : getPreferredSize(c).height;
  }

  static public void swingEvery(JComponent component, long delay, Object r) {
    installTimer(component, delay, r);
  }

  static public void swingEvery(JComponent component, long delay, long firstDelay, Object r) {
    installTimer(component, r, delay, firstDelay);
  }

  static public void swingEvery(RootPaneContainer frame, long delay, Object r) {
    installTimer(frame, delay, r);
  }

  static public void swingEvery(RootPaneContainer frame, long delay, long firstDelay, Object r) {
    installTimer(frame, delay, firstDelay, r);
  }

  static public long toMS(double seconds) {
    return (long) (seconds * 1000);
  }

  static public double toDouble(Object o) {
    if (o instanceof Number)
      return ((Number) o).doubleValue();
    if (o instanceof BigInteger)
      return ((BigInteger) o).doubleValue();
    if (o instanceof String)
      return parseDouble((String) o);
    if (o == null)
      return 0.0;
    throw fail(o);
  }

  static public Window getWindow(Object o) {
    if (!(o instanceof Component))
      return null;
    return swing(() -> {
      Component c = (Component) o;
      while (c != null) {
        if (c instanceof Window)
          return ((Window) c);
        c = c.getParent();
      }
      return null;
    });
  }

  static public JComponent dm_getVisualization(Object module) {
    return (JComponent) callOpt(dm_getStem(module), "vis");
  }

  static public JComponent dm_getVisualization() {
    return dm_getVisualization(dm_current_mandatory_generic());
  }

  static public void _handleError(Error e) {
    call(javax(), "_handleError", e);
  }

  static public <A> List<A> replace(List<A> l, A a, A b) {
    for (int i = 0; i < l(l); i++) if (eq(l.get(i), a))
      l.set(i, b);
    return l;
  }

  static public <A> List<A> replace(A a, A b, List<A> l) {
    return replace(l, a, b);
  }

  static public String replace(String s, String a, String b) {
    return s == null ? null : a == null || b == null ? s : s.replace(a, b);
  }

  static public String replace(String s, char a, char b) {
    return s == null ? null : s.replace(a, b);
  }

  static public int indexOfIC_underscore(String a, String b) {
    int la = l(a), lb = l(b);
    if (la < lb)
      return -1;
    int n = la - lb;
    elsewhere: for (int i = 0; i <= n; i++) {
      for (int j = 0; j < lb; j++) {
        char c2 = b.charAt(j);
        if (c2 == '_' || eqic(c2, a.charAt(i + j))) {
        } else
          continue elsewhere;
      }
      return i;
    }
    return -1;
  }

  static public int cmp(Number a, Number b) {
    return a == null ? b == null ? 0 : -1 : cmp(a.doubleValue(), b.doubleValue());
  }

  static public int cmp(double a, double b) {
    return a < b ? -1 : a == b ? 0 : 1;
  }

  static public int cmp(int a, int b) {
    return a < b ? -1 : a == b ? 0 : 1;
  }

  static public int cmp(long a, long b) {
    return a < b ? -1 : a == b ? 0 : 1;
  }

  static public int cmp(Object a, Object b) {
    if (a == null)
      return b == null ? 0 : -1;
    if (b == null)
      return 1;
    return ((Comparable) a).compareTo(b);
  }

  static public String shortenSnippetID(String snippetID) {
    if (snippetID.startsWith("#"))
      snippetID = snippetID.substring(1);
    String httpBlaBla = "http://tinybrain.de/";
    if (snippetID.startsWith(httpBlaBla))
      snippetID = snippetID.substring(httpBlaBla.length());
    return "" + parseLong(snippetID);
  }

  static public Object pcallFAll_returnFirstNotNull(Collection l, Object... args) {
    if (l != null)
      for (Object f : cloneList(l)) {
        Object __1 = pcallF(f, args);
        if (__1 != null)
          return __1;
      }
    return null;
  }

  static public Object pcallFAll_returnFirstNotNull(Iterator it, Object... args) {
    while (it.hasNext()) {
      Object __2 = pcallF(it.next(), args);
      if (__2 != null)
        return __2;
    }
    return null;
  }

  static public String assertIsIdentifier(String s) {
    if (!isIdentifier(s))
      throw fail("Not an identifier: " + quote(s));
    return s;
  }

  static public String assertIsIdentifier(String msg, String s) {
    if (!isIdentifier(s))
      throw fail(msg + " - Not an identifier: " + quote(s));
    return s;
  }

  static public int[] emptyIntArray_a = new int[0];

  static public int[] emptyIntArray() {
    return emptyIntArray_a;
  }

  static public char[] emptyCharArray = new char[0];

  static public char[] emptyCharArray() {
    return emptyCharArray;
  }

  static public double[] emptyDoubleArray = new double[0];

  static public double[] emptyDoubleArray() {
    return emptyDoubleArray;
  }

  static public Map emptyMap() {
    return new HashMap();
  }

  static public Object[] emptyObjectArray_a = new Object[0];

  static public Object[] emptyObjectArray() {
    return emptyObjectArray_a;
  }

  static public Symbol emptySymbol_value;

  static public Symbol emptySymbol() {
    if (emptySymbol_value == null)
      emptySymbol_value = symbol("");
    return emptySymbol_value;
  }

  static public <A> A setThreadLocal(ThreadLocal<A> tl, A value) {
    if (tl == null)
      return null;
    A old = tl.get();
    tl.set(value);
    return old;
  }

  static public String unnullForIteration(String s) {
    return s == null ? "" : s;
  }

  static public <A> Collection<A> unnullForIteration(Collection<A> l) {
    return l == null ? immutableEmptyList() : l;
  }

  static public <A> List<A> unnullForIteration(List<A> l) {
    return l == null ? immutableEmptyList() : l;
  }

  static public int[] unnullForIteration(int[] l) {
    return l == null ? emptyIntArray() : l;
  }

  static public char[] unnullForIteration(char[] l) {
    return l == null ? emptyCharArray() : l;
  }

  static public double[] unnullForIteration(double[] l) {
    return l == null ? emptyDoubleArray() : l;
  }

  static public short[] unnullForIteration(short[] l) {
    return l == null ? emptyShortArray() : l;
  }

  static public <A, B> Map<A, B> unnullForIteration(Map<A, B> l) {
    return l == null ? immutableEmptyMap() : l;
  }

  static public <A> Iterable<A> unnullForIteration(Iterable<A> i) {
    return i == null ? immutableEmptyList() : i;
  }

  static public <A> A[] unnullForIteration(A[] a) {
    return a == null ? (A[]) emptyObjectArray() : a;
  }

  static public BitSet unnullForIteration(BitSet b) {
    return b == null ? new BitSet() : b;
  }

  static public Pt unnullForIteration(Pt p) {
    return p == null ? new Pt() : p;
  }

  static public Symbol unnullForIteration(Symbol s) {
    return s == null ? emptySymbol() : s;
  }

  static public <A, B> Pair<A, B> unnullForIteration(Pair<A, B> p) {
    return p != null ? p : new Pair(null, null);
  }

  static public long unnullForIteration(Long l) {
    return l == null ? 0L : l;
  }

  static public String mcName() {
    return mc().getName();
  }

  static public String quoteIfNotIdentifierOrInteger(String s) {
    if (s == null)
      return null;
    return isJavaIdentifier(s) || isInteger(s) ? s : quote(s);
  }

  static public <A> Set<A> synchroHashSet() {
    return synchronizedSet(new HashSet<A>());
  }

  static public <A, B> Set<Map.Entry<A, B>> _entrySet(Map<A, B> map) {
    return map == null ? Collections.EMPTY_SET : map.entrySet();
  }

  static public Iterator emptyIterator() {
    return Collections.emptyIterator();
  }

  static public <A, B> Map<A, B> synchronizedMRUCache(int maxSize) {
    return synchroMap(new MRUCache(maxSize));
  }

  static public <A> HashSet<A> lithashset(A... items) {
    HashSet<A> set = new HashSet();
    for (A a : items) set.add(a);
    return set;
  }

  static public boolean isQuoted(String s) {
    if (isNormalQuoted(s))
      return true;
    return isMultilineQuoted(s);
  }

  static public boolean isInteger(String s) {
    int n = l(s);
    if (n == 0)
      return false;
    int i = 0;
    if (s.charAt(0) == '-')
      if (++i >= n)
        return false;
    while (i < n) {
      char c = s.charAt(i);
      if (c < '0' || c > '9')
        return false;
      ++i;
    }
    return true;
  }

  static public boolean eqic(String a, String b) {
    if ((a == null) != (b == null))
      return false;
    if (a == null)
      return true;
    return a.equalsIgnoreCase(b);
  }

  static public boolean eqic(Symbol a, Symbol b) {
    return eq(a, b);
  }

  static public boolean eqic(Symbol a, String b) {
    return eqic(asString(a), b);
  }

  static public boolean eqic(char a, char b) {
    if (a == b)
      return true;
    char u1 = Character.toUpperCase(a);
    char u2 = Character.toUpperCase(b);
    if (u1 == u2)
      return true;
    return Character.toLowerCase(u1) == Character.toLowerCase(u2);
  }

  static public boolean checkTokCondition(Object condition, List<String> tok, int i) {
    if (condition instanceof TokCondition)
      return ((TokCondition) condition).get(tok, i);
    return checkCondition(condition, tok, i);
  }

  static public <A> int indexOfSubList(List<A> x, List<A> y) {
    return indexOfSubList(x, y, 0);
  }

  static public <A> int indexOfSubList(List<A> x, List<A> y, int i) {
    outer: for (; i + l(y) <= l(x); i++) {
      for (int j = 0; j < l(y); j++) if (neq(x.get(i + j), y.get(j)))
        continue outer;
      return i;
    }
    return -1;
  }

  static public <A> int indexOfSubList(List<A> x, A[] y, int i) {
    outer: for (; i + l(y) <= l(x); i++) {
      for (int j = 0; j < l(y); j++) if (neq(x.get(i + j), y[j]))
        continue outer;
      return i;
    }
    return -1;
  }

  static public void removeSubList(List l, int from, int to) {
    if (l != null)
      subList(l, from, to).clear();
  }

  static public void removeSubList(List l, int from) {
    if (l != null)
      subList(l, from).clear();
  }

  static public <A, B extends A> void copyListPart(List<B> a, int i1, List<A> b, int i2, int n) {
    if (a == null || b == null)
      return;
    for (int i = 0; i < n; i++) b.set(i2 + i, a.get(i1 + i));
  }

  static public <A> void listThreadLocalAdd(ThreadLocal<List<A>> tl, A a) {
    List<A> l = tl.get();
    if (l == null)
      tl.set(l = new ArrayList());
    l.add(a);
  }

  static public <A> A listThreadLocalPopLast(ThreadLocal<List<A>> tl) {
    List<A> l = tl.get();
    if (l == null)
      return null;
    A a = popLast(l);
    if (empty(l))
      tl.set(null);
    return a;
  }

  static public Map vm_generalMap_map;

  static public Map vm_generalMap() {
    if (vm_generalMap_map == null)
      vm_generalMap_map = (Map) get(javax(), "generalMap");
    return vm_generalMap_map;
  }

  static public boolean isLetterOrDigit(char c) {
    return Character.isLetterOrDigit(c);
  }

  static public void setMenuBar(final JMenuBar mb, final RootPaneContainer f) {
    {
      swing(new Runnable() {

        public void run() {
          try {
            call(f, "setJMenuBar", mb);
            revalidate((Component) f);
          } catch (Exception __e) {
            throw rethrow(__e);
          }
        }

        public String toString() {
          return "call(f, \"setJMenuBar\", mb);\r\n    revalidate((Component) f);";
        }
      });
    }
  }

  static public void setMenuBar(RootPaneContainer f, JMenuBar mb) {
    setMenuBar(mb, f);
  }

  static public boolean isInstanceX(Class type, Object arg) {
    if (type == boolean.class)
      return arg instanceof Boolean;
    if (type == int.class)
      return arg instanceof Integer;
    if (type == long.class)
      return arg instanceof Long;
    if (type == float.class)
      return arg instanceof Float;
    if (type == short.class)
      return arg instanceof Short;
    if (type == char.class)
      return arg instanceof Character;
    if (type == byte.class)
      return arg instanceof Byte;
    if (type == double.class)
      return arg instanceof Double;
    return type.isInstance(arg);
  }

  static public <A> A[] makeArray(Class<A> type, int n) {
    return (A[]) Array.newInstance(type, n);
  }

  static public <A> A vm_generalMap_getOrCreate(Object key, F0<A> create) {
    return vm_generalMap_getOrCreate(key, f0ToIF0(create));
  }

  static public <A> A vm_generalMap_getOrCreate(Object key, IF0<A> create) {
    Map generalMap = vm_generalMap();
    if (generalMap == null)
      return null;
    synchronized (generalMap) {
      A a = (A) (vm_generalMap_get(key));
      if (a == null)
        vm_generalMap_put(key, a = create == null ? null : create.get());
      return a;
    }
  }

  static public <A> A callF_gen(F0<A> f) {
    return f == null ? null : f.get();
  }

  static public <A, B> B callF_gen(F1<A, B> f, A a) {
    return f == null ? null : f.get(a);
  }

  static public <A> A callF_gen(IF0<A> f) {
    return f == null ? null : f.get();
  }

  static public <A, B> B callF_gen(IF1<A, B> f, A a) {
    return f == null ? null : f.get(a);
  }

  static public <A, B> B callF_gen(A a, IF1<A, B> f) {
    return f == null ? null : f.get(a);
  }

  static public <A, B, C> C callF_gen(IF2<A, B, C> f, A a, B b) {
    return f == null ? null : f.get(a, b);
  }

  static public <A> void callF_gen(VF1<A> f, A a) {
    {
      if (f != null)
        f.get(a);
    }
  }

  static public <A> void callF_gen(A a, IVF1<A> f) {
    {
      if (f != null)
        f.get(a);
    }
  }

  static public <A> void callF_gen(IVF1<A> f, A a) {
    {
      if (f != null)
        f.get(a);
    }
  }

  static public Object callF_gen(Runnable r) {
    {
      if (r != null)
        r.run();
    }
    return null;
  }

  static public Object callF_gen(Object f, Object... args) {
    return callF(f, args);
  }

  static public Object collectionMutex(List l) {
    return l;
  }

  static public Object collectionMutex(Object o) {
    if (o instanceof List)
      return o;
    String c = className(o);
    if (eq(c, "java.util.TreeMap$KeySet"))
      c = className(o = getOpt(o, "m"));
    else if (eq(c, "java.util.HashMap$KeySet"))
      c = className(o = get_raw(o, "this$0"));
    if (eqOneOf(c, "java.util.TreeMap$AscendingSubMap", "java.util.TreeMap$DescendingSubMap"))
      c = className(o = get_raw(o, "m"));
    return o;
  }

  static public Throwable _storeException_value;

  static public void _storeException(Throwable e) {
    _storeException_value = e;
  }

  static public boolean domainIsUnder(String domain, String mainDomain) {
    return eqic(domain, mainDomain) || ewic(domain, "." + mainDomain);
  }

  static public String theAGIBlueDomain() {
    return "agi.blue";
  }

  static public Runnable asRunnable(Object o) {
    return toRunnable(o);
  }

  static public void _inheritThreadInfo(Object info) {
    _threadInheritInfo(info);
  }

  static public Map<Class, Constructor> nuEmptyObject_cache = newDangerousWeakHashMap();

  static public <A> A nuEmptyObject(Class<A> c) {
    try {
      Constructor ctr;
      synchronized (nuEmptyObject_cache) {
        ctr = nuEmptyObject_cache.get(c);
        if (ctr == null) {
          nuEmptyObject_cache.put(c, ctr = nuEmptyObject_findConstructor(c));
          makeAccessible(ctr);
        }
      }
      try {
        return (A) ctr.newInstance();
      } catch (InstantiationException e) {
        if (empty(e.getMessage()))
          if ((c.getModifiers() & Modifier.ABSTRACT) != 0)
            throw fail("Can't instantiate abstract class " + className(c), e);
          else
            throw fail("Can't instantiate " + className(c), e);
        else
          throw rethrow(e);
      }
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public Constructor nuEmptyObject_findConstructor(Class c) {
    for (Constructor m : c.getDeclaredConstructors()) if (m.getParameterTypes().length == 0)
      return m;
    throw fail("No default constructor declared in " + c.getName());
  }

  static public Map<String, Object> objectToMap(Object o) {
    try {
      if (o instanceof Map)
        return (Map) o;
      TreeMap<String, Object> map = new TreeMap();
      Class c = o.getClass();
      while (c != Object.class) {
        Field[] fields = c.getDeclaredFields();
        for (final Field field : fields) {
          if ((field.getModifiers() & Modifier.STATIC) != 0)
            continue;
          field.setAccessible(true);
          final Object value = field.get(o);
          if (value != null)
            map.put(field.getName(), value);
        }
        c = c.getSuperclass();
      }
      if (o instanceof DynamicObject)
        putAll(map, ((DynamicObject) o).fieldValues);
      return map;
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public List<Map<String, Object>> objectToMap(Iterable l) {
    if (l == null)
      return null;
    List x = new ArrayList();
    for (Object o : l) x.add(objectToMap(o));
    return x;
  }

  static public String[] asStringArray(Collection<String> c) {
    return toStringArray(c);
  }

  static public String[] asStringArray(Object o) {
    return toStringArray(o);
  }

  static public boolean isTrueOrYes(Object o) {
    return isTrueOpt(o) || o instanceof String && (eqicOneOf(((String) o), "1", "t", "true") || isYes(((String) o)));
  }

  static public <A, B> LinkedHashMap<A, B> asLinkedHashMap(Map<A, B> map) {
    if (map instanceof LinkedHashMap)
      return (LinkedHashMap) map;
    LinkedHashMap<A, B> m = new LinkedHashMap();
    if (map != null)
      synchronized (collectionMutex(map)) {
        m.putAll(map);
      }
    return m;
  }

  static public String dropPrefixOrNull(String prefix, String s) {
    return s != null && s.startsWith(prefix) ? s.substring(l(prefix)) : null;
  }

  static public ClassLoader getClassLoader(Object o) {
    return o == null ? null : _getClass(o).getClassLoader();
  }

  static public Map<String, Class> classForName_cache = synchroHashMap();

  static public Class classForName(String name) {
    return classForName(name, null);
  }

  static public Class classForName(String name, Object classFinder) {
    if (classForName_cache == null || classFinder != null)
      return classForName_uncached(name, classFinder);
    Class c = classForName_cache.get(name);
    if (c == null)
      classForName_cache.put(name, c = classForName_uncached(name, null));
    return c;
  }

  static public Class classForName_uncached(String name, Object classFinder) {
    try {
      if (classFinder != null)
        return (Class) callF(classFinder, name);
      return Class.forName(name);
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public boolean even(int i) {
    return (i & 1) == 0;
  }

  static public boolean even(long i) {
    return (i & 1) == 0;
  }

  static public boolean even(BigInteger n) {
    return even(n.intValue());
  }

  static public Dimension getPreferredSize(final Component c) {
    return c == null ? null : swing(new F0<Dimension>() {

      public Dimension get() {
        try {
          return c.getPreferredSize();
        } catch (Exception __e) {
          throw rethrow(__e);
        }
      }

      public String toString() {
        return "ret c.getPreferredSize();";
      }
    });
  }

  static public Timer installTimer(JComponent component, Object r, long delay) {
    return installTimer(component, r, delay, delay);
  }

  static public Timer installTimer(RootPaneContainer frame, long delay, Object r) {
    return installTimer(frame.getRootPane(), r, delay, delay);
  }

  static public Timer installTimer(JComponent component, long delay, Object r) {
    return installTimer(component, r, delay, delay);
  }

  static public Timer installTimer(JComponent component, long delay, long firstDelay, Object r) {
    return installTimer(component, r, delay, firstDelay);
  }

  static public Timer installTimer(final JComponent component, final Object r, final long delay, final long firstDelay) {
    return installTimer(component, r, delay, firstDelay, true);
  }

  static public Timer installTimer(final JComponent component, final Object r, final long delay, final long firstDelay, final boolean repeats) {
    if (component == null)
      return null;
    return (Timer) swingAndWait(new F0<Object>() {

      public Object get() {
        try {
          final Var<Timer> timer = new Var();
          timer.set(new Timer(toInt(delay), new java.awt.event.ActionListener() {

            public void actionPerformed(java.awt.event.ActionEvent _evt) {
              try {
                AutoCloseable __1 = tempActivity(r);
                try {
                  try {
                    if (!allPaused())
                      if (isFalse(callF(r)))
                        cancelTimer(timer.get());
                  } catch (Throwable __e) {
                    printStackTrace(__e);
                  }
                } finally {
                  _close(__1);
                }
              } catch (Throwable __e) {
                messageBox(__e);
              }
            }
          }));
          timer.get().setInitialDelay(toInt(firstDelay));
          timer.get().setRepeats(repeats);
          bindTimerToComponent(timer.get(), component);
          return timer.get();
        } catch (Exception __e) {
          throw rethrow(__e);
        }
      }

      public String toString() {
        return "final new Var<Timer> timer;\r\n    timer.set(new Timer(toInt(delay), actionList...";
      }
    });
  }

  static public Timer installTimer(RootPaneContainer frame, long delay, long firstDelay, Object r) {
    return installTimer(frame.getRootPane(), delay, firstDelay, r);
  }

  static public double parseDouble(String s) {
    return empty(s) ? 0.0 : Double.parseDouble(s);
  }

  static public long parseLong(String s) {
    if (empty(s))
      return 0;
    return Long.parseLong(dropSuffix("L", s));
  }

  static public long parseLong(Object s) {
    return Long.parseLong((String) s);
  }

  static public String quote(Object o) {
    if (o == null)
      return "null";
    return quote(str(o));
  }

  static public String quote(String s) {
    if (s == null)
      return "null";
    StringBuilder out = new StringBuilder((int) (l(s) * 1.5 + 2));
    quote_impl(s, out);
    return out.toString();
  }

  static public void quote_impl(String s, StringBuilder out) {
    out.append('"');
    int l = s.length();
    for (int i = 0; i < l; i++) {
      char c = s.charAt(i);
      if (c == '\\' || c == '"')
        out.append('\\').append(c);
      else if (c == '\r')
        out.append("\\r");
      else if (c == '\n')
        out.append("\\n");
      else if (c == '\t')
        out.append("\\t");
      else if (c == '\0')
        out.append("\\0");
      else
        out.append(c);
    }
    out.append('"');
  }

  static public WeakHasherMap<Symbol, Boolean> symbol_map = new WeakHasherMap(new Hasher<Symbol>() {

    public int hashCode(Symbol symbol) {
      return symbol.text.hashCode();
    }

    public boolean equals(Symbol a, Symbol b) {
      if (a == null)
        return b == null;
      return b != null && eq(a.text, b.text);
    }
  });

  static public Symbol symbol(String s) {
    if (s == null)
      return null;
    synchronized (symbol_map) {
      Symbol symbol = new Symbol(s, true);
      Symbol existingSymbol = symbol_map.findKey(symbol);
      if (existingSymbol == null)
        symbol_map.put(existingSymbol = symbol, true);
      return existingSymbol;
    }
  }

  static public Symbol symbol(CharSequence s) {
    if (s == null)
      return null;
    if (s instanceof Symbol)
      return (Symbol) s;
    if (s instanceof String)
      return symbol((String) s);
    return symbol(str(s));
  }

  static public Symbol symbol(Object o) {
    return symbol((CharSequence) o);
  }

  static public <A> List<A> immutableEmptyList() {
    return Collections.emptyList();
  }

  static public short[] emptyShortArray = new short[0];

  static public short[] emptyShortArray() {
    return emptyShortArray;
  }

  static public <A, B> Map<A, B> immutableEmptyMap() {
    return Collections.emptyMap();
  }

  static public Map synchroMap() {
    return synchroHashMap();
  }

  static public <A, B> Map<A, B> synchroMap(Map<A, B> map) {
    return Collections.synchronizedMap(map);
  }

  static public boolean isNormalQuoted(String s) {
    int l = l(s);
    if (!(l >= 2 && s.charAt(0) == '"' && lastChar(s) == '"'))
      return false;
    int j = 1;
    while (j < l) if (s.charAt(j) == '"')
      return j == l - 1;
    else if (s.charAt(j) == '\\' && j + 1 < l)
      j += 2;
    else
      ++j;
    return false;
  }

  static public boolean isMultilineQuoted(String s) {
    if (!startsWith(s, "["))
      return false;
    int i = 1;
    while (i < s.length() && s.charAt(i) == '=') ++i;
    return i < s.length() && s.charAt(i) == '[';
  }

  static public String asString(Object o) {
    return o == null ? null : o.toString();
  }

  static public boolean checkCondition(Object condition, Object... args) {
    return isTrue(callF(condition, args));
  }

  static public <A> boolean checkCondition(IF1<A, Boolean> condition, A arg) {
    return isTrue(callF(condition, arg));
  }

  static public <A> A popLast(List<A> l) {
    return liftLast(l);
  }

  static public <A> List<A> popLast(int n, List<A> l) {
    return liftLast(n, l);
  }

  static public <A> IF0<A> f0ToIF0(F0<A> f) {
    return f == null ? null : () -> f.get();
  }

  static public Object vm_generalMap_put(Object key, Object value) {
    return mapPutOrRemove(vm_generalMap(), key, value);
  }

  static public String className(Object o) {
    return getClassName(o);
  }

  static public boolean eqOneOf(Object o, Object... l) {
    for (Object x : l) if (eq(o, x))
      return true;
    return false;
  }

  static public boolean ewic(String a, String b) {
    return endsWithIgnoreCase(a, b);
  }

  static public boolean ewic(String a, String b, Matches m) {
    return endsWithIgnoreCase(a, b, m);
  }

  static public <A, B> Map<A, B> putAll(Map<A, B> a, Map<? extends A, ? extends B> b) {
    if (a != null && b != null)
      a.putAll(b);
    return a;
  }

  static public <A, B> MultiMap<A, B> putAll(MultiMap<A, B> a, Map<? extends A, ? extends B> b) {
    if (a != null)
      a.putAll((Map) b);
    return a;
  }

  static public <A, B> Map<A, B> putAll(Map<A, B> a, Object... b) {
    if (a != null)
      litmap_impl(a, b);
    return a;
  }

  static public String[] toStringArray(Collection<String> c) {
    String[] a = new String[l(c)];
    Iterator<String> it = c.iterator();
    for (int i = 0; i < l(a); i++) a[i] = it.next();
    return a;
  }

  static public String[] toStringArray(Object o) {
    if (o instanceof String[])
      return (String[]) o;
    else if (o instanceof Collection)
      return toStringArray((Collection<String>) o);
    else
      throw fail("Not a collection or array: " + getClassName(o));
  }

  static public boolean isTrueOpt(Object o) {
    if (o instanceof Boolean)
      return ((Boolean) o).booleanValue();
    return false;
  }

  static public boolean isTrueOpt(String field, Object o) {
    return isTrueOpt(getOpt(field, o));
  }

  static public boolean eqicOneOf(String s, String... l) {
    for (String x : l) if (eqic(s, x))
      return true;
    return false;
  }

  static public List<String> isYes_yesses = litlist("y", "yes", "yeah", "y", "yup", "yo", "corect", "sure", "ok", "afirmative");

  static public boolean isYes(String s) {
    return isYes_yesses.contains(collapseWord(toLowerCase(firstWord2(s))));
  }

  static public Map synchroHashMap() {
    return synchronizedMap(new HashMap());
  }

  static public int toInt(Object o) {
    if (o == null)
      return 0;
    if (o instanceof Number)
      return ((Number) o).intValue();
    if (o instanceof String)
      return parseInt((String) o);
    if (o instanceof Boolean)
      return boolToInt((Boolean) o);
    throw fail("woot not int: " + getClassName(o));
  }

  static public int toInt(long l) {
    if (l != (int) l)
      throw fail("Too large for int: " + l);
    return (int) l;
  }

  static public AutoCloseable tempActivity(Object r) {
    return null;
  }

  static public boolean allPaused() {
    return ping_pauseAll;
  }

  static public void cancelTimer(javax.swing.Timer timer) {
    if (timer != null)
      timer.stop();
  }

  static public void cancelTimer(java.util.Timer timer) {
    if (timer != null)
      timer.cancel();
  }

  static public void cancelTimer(Object o) {
    if (o instanceof java.util.Timer)
      cancelTimer((java.util.Timer) o);
    else if (o instanceof javax.swing.Timer)
      cancelTimer((javax.swing.Timer) o);
    else if (o instanceof AutoCloseable) {
      try {
        ((AutoCloseable) o).close();
      } catch (Throwable __e) {
        printStackTrace(__e);
      }
    }
  }

  static public void bindTimerToComponent(final Timer timer, JFrame f) {
    bindTimerToComponent(timer, f.getRootPane());
  }

  static public void bindTimerToComponent(final Timer timer, JComponent c) {
    if (c.isShowing())
      timer.start();
    c.addAncestorListener(new AncestorListener() {

      public void ancestorAdded(AncestorEvent event) {
        timer.start();
      }

      public void ancestorRemoved(AncestorEvent event) {
        timer.stop();
      }

      public void ancestorMoved(AncestorEvent event) {
      }
    });
  }

  static public String dropSuffix(String suffix, String s) {
    return nempty(suffix) && endsWith(s, suffix) ? s.substring(0, l(s) - l(suffix)) : s;
  }

  static public char lastChar(String s) {
    return empty(s) ? '\0' : s.charAt(l(s) - 1);
  }

  static public <A> A liftLast(List<A> l) {
    if (empty(l))
      return null;
    int i = l(l) - 1;
    A a = l.get(i);
    l.remove(i);
    return a;
  }

  static public <A> List<A> liftLast(int n, List<A> l) {
    int i = l(l) - n;
    List<A> part = cloneSubList(l, i);
    removeSubList(l, i);
    return part;
  }

  static public boolean endsWithIgnoreCase(String a, String b) {
    int la = l(a), lb = l(b);
    return la >= lb && regionMatchesIC(a, la - lb, b, 0, lb);
  }

  static public boolean endsWithIgnoreCase(String a, String b, Matches m) {
    if (!endsWithIgnoreCase(a, b))
      return false;
    if (m != null)
      m.m = new String[] { substring(a, 0, l(a) - l(b)) };
    return true;
  }

  static public HashMap litmap(Object... x) {
    HashMap map = new HashMap();
    litmap_impl(map, x);
    return map;
  }

  static public void litmap_impl(Map map, Object... x) {
    if (x != null)
      for (int i = 0; i < x.length - 1; i += 2) if (x[i + 1] != null)
        map.put(x[i], x[i + 1]);
  }

  static public String collapseWord(String s) {
    if (s == null)
      return "";
    StringBuilder buf = new StringBuilder();
    for (int i = 0; i < l(s); i++) if (i == 0 || !charactersEqualIC(s.charAt(i), s.charAt(i - 1)))
      buf.append(s.charAt(i));
    return buf.toString();
  }

  static public List<String> toLowerCase(List<String> strings) {
    List<String> x = new ArrayList();
    for (String s : strings) x.add(s.toLowerCase());
    return x;
  }

  static public String[] toLowerCase(String[] strings) {
    String[] x = new String[l(strings)];
    for (int i = 0; i < l(strings); i++) x[i] = strings[i].toLowerCase();
    return x;
  }

  static public String toLowerCase(String s) {
    return s == null ? "" : s.toLowerCase();
  }

  static public String firstWord2(String s) {
    s = xltrim(s);
    if (empty(s))
      return "";
    if (isLetterOrDigit(first(s)))
      return takeCharsWhile(__34 -> isLetterOrDigit(__34), s);
    else
      return "" + first(s);
  }

  static public Map synchronizedMap() {
    return synchroMap();
  }

  static public <A, B> Map<A, B> synchronizedMap(Map<A, B> map) {
    return synchroMap(map);
  }

  static public int parseInt(String s) {
    return emptyString(s) ? 0 : Integer.parseInt(s);
  }

  static public int parseInt(char c) {
    return Integer.parseInt(str(c));
  }

  static public int boolToInt(boolean b) {
    return b ? 1 : 0;
  }

  static public boolean endsWith(String a, String b) {
    return a != null && a.endsWith(b);
  }

  static public boolean endsWith(String a, char c) {
    return nempty(a) && lastChar(a) == c;
  }

  static public boolean endsWith(String a, String b, Matches m) {
    if (!endsWith(a, b))
      return false;
    m.m = new String[] { dropLast(l(b), a) };
    return true;
  }

  static public <A> List<A> cloneSubList(List<A> l, int startIndex, int endIndex) {
    return newSubList(l, startIndex, endIndex);
  }

  static public <A> List<A> cloneSubList(List<A> l, int startIndex) {
    return newSubList(l, startIndex);
  }

  static public boolean regionMatchesIC(String a, int offsetA, String b, int offsetB, int len) {
    return a != null && a.regionMatches(true, offsetA, b, offsetB, len);
  }

  static public boolean charactersEqualIC(char c1, char c2) {
    if (c1 == c2)
      return true;
    char u1 = Character.toUpperCase(c1);
    char u2 = Character.toUpperCase(c2);
    if (u1 == u2)
      return true;
    return Character.toLowerCase(u1) == Character.toLowerCase(u2);
  }

  static public String xltrim(String s) {
    int i = 0, n = l(s);
    while (i < n && contains(" \t\r\n", s.charAt(i))) ++i;
    return substr(s, i);
  }

  static public String takeCharsWhile(String s, Object pred) {
    int i = 0;
    while (i < l(s) && isTrue(callF(pred, s.charAt(i)))) ++i;
    return substring(s, 0, i);
  }

  static public String takeCharsWhile(IF1<Character, Boolean> f, String s) {
    return takeCharsWhile(s, f);
  }

  static public boolean emptyString(String s) {
    return s == null || s.length() == 0;
  }

  static public <A> A[] dropLast(A[] a) {
    return dropLast(a, 1);
  }

  static public <A> A[] dropLast(A[] a, int n) {
    if (a == null)
      return null;
    n = Math.min(n, a.length);
    A[] b = arrayOfSameType(a, a.length - n);
    System.arraycopy(a, 0, b, 0, b.length);
    return b;
  }

  static public <A> List<A> dropLast(List<A> l) {
    return subList(l, 0, l(l) - 1);
  }

  static public <A> List<A> dropLast(int n, List<A> l) {
    return subList(l, 0, l(l) - n);
  }

  static public <A> List<A> dropLast(Iterable<A> l) {
    return dropLast(asList(l));
  }

  static public String dropLast(String s) {
    return substring(s, 0, l(s) - 1);
  }

  static public String dropLast(String s, int n) {
    return substring(s, 0, l(s) - n);
  }

  static public String dropLast(int n, String s) {
    return dropLast(s, n);
  }

  static public <A> List<A> newSubList(List<A> l, int startIndex, int endIndex) {
    return cloneList(subList(l, startIndex, endIndex));
  }

  static public <A> List<A> newSubList(List<A> l, int startIndex) {
    return cloneList(subList(l, startIndex));
  }

  static public String substr(String s, int x) {
    return substring(s, x);
  }

  static public String substr(String s, int x, int y) {
    return substring(s, x, y);
  }

  static public <A> A[] arrayOfSameType(A[] a, int n) {
    return newObjectArrayOfSameType(a, n);
  }

  final static public class _MethodCache {

    final public Class c;

    final public HashMap<String, List<Method>> cache = new HashMap();

    public _MethodCache(Class c) {
      this.c = c;
      _init();
    }

    public void _init() {
      Class _c = c;
      while (_c != null) {
        for (Method m : _c.getDeclaredMethods()) if (!isAbstract(m) && !reflection_isForbiddenMethod(m))
          multiMapPut(cache, m.getName(), makeAccessible(m));
        _c = _c.getSuperclass();
      }
      for (Class intf : allInterfacesImplementedBy(c)) for (Method m : intf.getDeclaredMethods()) if (m.isDefault() && !reflection_isForbiddenMethod(m))
        multiMapPut(cache, m.getName(), makeAccessible(m));
    }

    public Method findMethod(String method, Object[] args) {
      try {
        List<Method> m = cache.get(method);
        if (m == null)
          return null;
        int n = m.size();
        for (int i = 0; i < n; i++) {
          Method me = m.get(i);
          if (call_checkArgs(me, args, false))
            return me;
        }
        return null;
      } catch (Exception __e) {
        throw rethrow(__e);
      }
    }

    public Method findStaticMethod(String method, Object[] args) {
      try {
        List<Method> m = cache.get(method);
        if (m == null)
          return null;
        int n = m.size();
        for (int i = 0; i < n; i++) {
          Method me = m.get(i);
          if (isStaticMethod(me) && call_checkArgs(me, args, false))
            return me;
        }
        return null;
      } catch (Exception __e) {
        throw rethrow(__e);
      }
    }
  }

  static abstract public class VF3<A, B, C> {

    abstract public void get(A a, B b, C c);
  }

  static abstract public class VF2<A, B> {

    abstract public void get(A a, B b);
  }

  static public class Symbol implements CharSequence {

    public String text;

    public Symbol() {
    }

    public Symbol(String text, boolean dummy) {
      this.text = text;
    }

    public int hashCode() {
      return _hashCode(text);
    }

    public String toString() {
      return text;
    }

    public boolean equals(Object o) {
      return this == o;
    }

    public int length() {
      return text.length();
    }

    public char charAt(int index) {
      return text.charAt(index);
    }

    public CharSequence subSequence(int start, int end) {
      return text.substring(start, end);
    }
  }

  static public class Var<A> implements IVar<A>, ISetter<A> {

    public Var() {
    }

    public Var(A v) {
      this.v = v;
    }

    public A v;

    public synchronized void set(A a) {
      if (v != a) {
        v = a;
        notifyAll();
      }
    }

    public synchronized A get() {
      return v;
    }

    public synchronized boolean has() {
      return v != null;
    }

    public void clear() {
      set(null);
    }

    public String toString() {
      return str(this.get());
    }
  }

  static public class BetterThread extends Thread {

    public Runnable target;

    public BetterThread(Runnable target) {
      this.target = target;
      _created();
    }

    public BetterThread(Runnable target, String name) {
      super(name);
      this.target = target;
      _created();
    }

    public void _created() {
      vmBus_send("threadCreated", this);
    }

    public void run() {
      try {
        try {
          vmBus_send("threadStarted", this);
          if (target != null)
            target.run();
        } finally {
          vmBus_send("threadEnded", this);
        }
      } catch (Exception __e) {
        throw rethrow(__e);
      }
    }

    public Runnable getTarget() {
      return target;
    }
  }

  static public interface ITokCondition {

    public boolean get(List<String> tok, int i);
  }

  static abstract public class TokCondition implements ITokCondition {

    public abstract boolean get(List<String> tok, int i);
  }

  static public class MRUCache<A, B> extends LinkedHashMap<A, B> {

    public int maxSize = 10;

    public MRUCache() {
    }

    public MRUCache(int maxSize) {
      this.maxSize = maxSize;
    }

    public boolean removeEldestEntry(Map.Entry eldest) {
      return size() > maxSize;
    }

    public Object _serialize() {
      return ll(maxSize, cloneLinkedHashMap(this));
    }

    static public MRUCache _deserialize(List l) {
      MRUCache m = new MRUCache();
      m.maxSize = (int) first(l);
      m.putAll((LinkedHashMap) second(l));
      return m;
    }
  }

  static public class MultiMap<A, B> {

    public Map<A, List<B>> data = new HashMap<A, List<B>>();

    public int fullSize;

    public MultiMap() {
    }

    public MultiMap(boolean useTreeMap) {
      if (useTreeMap)
        data = new TreeMap();
    }

    public MultiMap(MultiMap<A, B> map) {
      putAll(map);
    }

    public MultiMap(Map<A, List<B>> data) {
      this.data = data;
    }

    public void put(A key, B value) {
      synchronized (data) {
        List<B> list = data.get(key);
        if (list == null)
          data.put(key, list = _makeEmptyList());
        list.add(value);
        ++fullSize;
      }
    }

    public void add(A key, B value) {
      put(key, value);
    }

    public void addAll(A key, Collection<B> values) {
      putAll(key, values);
    }

    public void addAllIfNotThere(A key, Collection<B> values) {
      synchronized (data) {
        for (B value : values) setPut(key, value);
      }
    }

    public void setPut(A key, B value) {
      synchronized (data) {
        if (!containsPair(key, value))
          put(key, value);
      }
    }

    public boolean containsPair(A key, B value) {
      synchronized (data) {
        return get(key).contains(value);
      }
    }

    public void putAll(Collection<A> keys, B value) {
      synchronized (data) {
        for (A key : unnullForIteration(keys)) put(key, value);
      }
    }

    public void putAll(A key, Collection<B> values) {
      synchronized (data) {
        if (nempty(values))
          getActual(key).addAll(values);
      }
    }

    public void putAll(Iterable<Pair<A, B>> pairs) {
      synchronized (data) {
        for (Pair<A, B> p : unnullForIteration(pairs)) put(p.a, p.b);
      }
    }

    public void removeAll(A key, Collection<B> values) {
      synchronized (data) {
        for (B value : values) remove(key, value);
      }
    }

    public List<B> get(A key) {
      synchronized (data) {
        List<B> list = data.get(key);
        return list == null ? Collections.<B>emptyList() : list;
      }
    }

    public List<B> getOpt(A key) {
      synchronized (data) {
        return data.get(key);
      }
    }

    public List<B> getAndClear(A key) {
      synchronized (data) {
        List<B> l = cloneList(data.get(key));
        remove(key);
        return l;
      }
    }

    public List<B> getActual(A key) {
      synchronized (data) {
        List<B> list = data.get(key);
        if (list == null)
          data.put(key, list = _makeEmptyList());
        return list;
      }
    }

    public void clean(A key) {
      synchronized (data) {
        List<B> list = data.get(key);
        if (list != null && list.isEmpty()) {
          fullSize -= l(list);
          data.remove(key);
        }
      }
    }

    public Set<A> keySet() {
      synchronized (data) {
        return data.keySet();
      }
    }

    public Set<A> keys() {
      synchronized (data) {
        return data.keySet();
      }
    }

    public void remove(A key) {
      synchronized (data) {
        fullSize -= l(this.getOpt(key));
        data.remove(key);
      }
    }

    final public void remove(Pair<A, B> p) {
      removePair(p);
    }

    public void removePair(Pair<A, B> p) {
      if (p != null)
        remove(p.a, p.b);
    }

    public void remove(A key, B value) {
      synchronized (data) {
        List<B> list = data.get(key);
        if (list != null) {
          if (list.remove(value))
            fullSize--;
          if (list.isEmpty())
            data.remove(key);
        }
      }
    }

    public void clear() {
      synchronized (data) {
        data.clear();
      }
    }

    public boolean containsKey(A key) {
      synchronized (data) {
        return data.containsKey(key);
      }
    }

    public B getFirst(A key) {
      synchronized (data) {
        List<B> list = get(key);
        return list.isEmpty() ? null : list.get(0);
      }
    }

    public void addAll(MultiMap<A, B> map) {
      putAll(map);
    }

    public void putAll(MultiMap<A, B> map) {
      synchronized (data) {
        for (A key : map.keySet()) putAll(key, map.get(key));
      }
    }

    public void putAll(Map<A, B> map) {
      synchronized (data) {
        if (map != null)
          for (Map.Entry<A, B> e : map.entrySet()) put(e.getKey(), e.getValue());
      }
    }

    final public int keyCount() {
      return keysSize();
    }

    public int keysSize() {
      synchronized (data) {
        return l(data);
      }
    }

    final public int fullSize() {
      return size();
    }

    public int size() {
      synchronized (data) {
        return fullSize;
      }
    }

    public List<A> reverseGet(B b) {
      synchronized (data) {
        List<A> l = new ArrayList();
        for (A key : data.keySet()) if (data.get(key).contains(b))
          l.add(key);
        return l;
      }
    }

    public Map<A, List<B>> asMap() {
      synchronized (data) {
        return cloneMap(data);
      }
    }

    public boolean isEmpty() {
      synchronized (data) {
        return data.isEmpty();
      }
    }

    public List<B> _makeEmptyList() {
      return new ArrayList();
    }

    public Collection<List<B>> allLists() {
      synchronized (data) {
        return new ArrayList(data.values());
      }
    }

    public Collection<List<B>> values() {
      return allLists();
    }

    public List<B> allValues() {
      return concatLists(data.values());
    }

    public Object mutex() {
      return data;
    }

    public String toString() {
      return "mm" + str(data);
    }
  }

  static public interface Hasher<A> {

    public int hashCode(A a);

    public boolean equals(A a, A b);
  }

  static public class YesPopup extends JLabel {

    public Component forComponent;

    public YesPopup(Component forComponent, String imageID, int height) {
      this.forComponent = forComponent;
      setIcon(imageIcon(scaleImageToHeight(loadImage2(imageID), height)));
    }
  }

  static public interface IF2<A, B, C> {

    public C get(A a, B b);
  }

  static public interface IVF3<A, B, C> {

    public void get(A a, B b, C c);
  }

  static final public class WeakHasherMap<K, V> extends AbstractMap<K, V> implements Map<K, V> {

    public Hasher hasher = null;

    final public boolean keyEquals(Object k1, Object k2) {
      return (hasher == null ? k1.equals(k2) : hasher.equals(k1, k2));
    }

    final public int keyHashCode(Object k1) {
      return (hasher == null ? k1.hashCode() : hasher.hashCode(k1));
    }

    final public WeakKey WeakKeyCreate(K k) {
      if (k == null)
        return null;
      else
        return new WeakKey(k);
    }

    final public WeakKey WeakKeyCreate(K k, ReferenceQueue<? super K> q) {
      if (k == null)
        return null;
      else
        return new WeakKey(k, q);
    }

    final public class WeakKey extends WeakReference<K> {

      public int hash;

      public WeakKey(K k) {
        super(k);
        hash = keyHashCode(k);
      }

      final public WeakKey create(K k) {
        if (k == null)
          return null;
        else
          return new WeakKey(k);
      }

      public WeakKey(K k, ReferenceQueue<? super K> q) {
        super(k, q);
        hash = keyHashCode(k);
      }

      final public WeakKey create(K k, ReferenceQueue<? super K> q) {
        if (k == null)
          return null;
        else
          return new WeakKey(k, q);
      }

      @Override
      public boolean equals(Object o) {
        if (o == null)
          return false;
        if (this == o)
          return true;
        if (!(o.getClass().equals(WeakKey.class)))
          return false;
        Object t = this.get();
        @SuppressWarnings("unchecked")
        Object u = ((WeakKey) o).get();
        if ((t == null) || (u == null))
          return false;
        if (t == u)
          return true;
        return keyEquals(t, u);
      }

      @Override
      public int hashCode() {
        return hash;
      }
    }

    public HashMap<WeakKey, V> hash;

    public ReferenceQueue<? super K> queue = new ReferenceQueue<K>();

    @SuppressWarnings("unchecked")
    final public void processQueue() {
      WeakKey wk;
      while ((wk = (WeakKey) queue.poll()) != null) {
        hash.remove(wk);
      }
    }

    public WeakHasherMap(int initialCapacity, float loadFactor) {
      hash = new HashMap<WeakKey, V>(initialCapacity, loadFactor);
    }

    public WeakHasherMap(int initialCapacity) {
      hash = new HashMap<WeakKey, V>(initialCapacity);
    }

    public WeakHasherMap() {
      hash = new HashMap<WeakKey, V>();
    }

    public WeakHasherMap(Hasher h) {
      hash = new HashMap<WeakKey, V>();
      hasher = h;
    }

    @Override
    public int size() {
      return entrySet().size();
    }

    @Override
    public boolean isEmpty() {
      return entrySet().isEmpty();
    }

    @Override
    public boolean containsKey(Object key) {
      @SuppressWarnings("unchecked")
      K kkey = (K) key;
      return hash.containsKey(WeakKeyCreate(kkey));
    }

    @Override
    public V get(Object key) {
      @SuppressWarnings("unchecked")
      K kkey = (K) key;
      return hash.get(WeakKeyCreate(kkey));
    }

    @Override
    public V put(K key, V value) {
      processQueue();
      return hash.put(WeakKeyCreate(key, queue), value);
    }

    @Override
    public V remove(Object key) {
      processQueue();
      @SuppressWarnings("unchecked")
      K kkey = (K) key;
      return hash.remove(WeakKeyCreate(kkey));
    }

    @Override
    public void clear() {
      processQueue();
      hash.clear();
    }

    @SuppressWarnings("TypeParameterShadowing")
    final public class Entry<K, V> implements Map.Entry<K, V> {

      public Map.Entry<WeakKey, V> ent;

      public K key;

      public Entry(Map.Entry<WeakKey, V> ent, K key) {
        this.ent = ent;
        this.key = key;
      }

      @Override
      public K getKey() {
        return key;
      }

      @Override
      public V getValue() {
        return ent.getValue();
      }

      @Override
      public V setValue(V value) {
        return ent.setValue(value);
      }

      final public boolean keyvalEquals(K o1, K o2) {
        return (o1 == null) ? (o2 == null) : keyEquals(o1, o2);
      }

      final public boolean valEquals(V o1, V o2) {
        return (o1 == null) ? (o2 == null) : o1.equals(o2);
      }

      @SuppressWarnings("NonOverridingEquals")
      public boolean equals(Map.Entry<K, V> e) {
        return (keyvalEquals(key, e.getKey()) && valEquals(getValue(), e.getValue()));
      }

      @Override
      public int hashCode() {
        V v;
        return (((key == null) ? 0 : keyHashCode(key)) ^ (((v = getValue()) == null) ? 0 : v.hashCode()));
      }
    }

    final public class EntrySet extends AbstractSet<Map.Entry<K, V>> {

      public Set<Map.Entry<WeakKey, V>> hashEntrySet = hash.entrySet();

      @Override
      public Iterator<Map.Entry<K, V>> iterator() {
        return new Iterator<Map.Entry<K, V>>() {

          public Iterator<Map.Entry<WeakKey, V>> hashIterator = hashEntrySet.iterator();

          public Map.Entry<K, V> next = null;

          @Override
          public boolean hasNext() {
            while (hashIterator.hasNext()) {
              Map.Entry<WeakKey, V> ent = hashIterator.next();
              WeakKey wk = ent.getKey();
              K k = null;
              if ((wk != null) && ((k = wk.get()) == null)) {
                continue;
              }
              next = new Entry<K, V>(ent, k);
              return true;
            }
            return false;
          }

          @Override
          public Map.Entry<K, V> next() {
            if ((next == null) && !hasNext())
              throw new NoSuchElementException();
            Map.Entry<K, V> e = next;
            next = null;
            return e;
          }

          @Override
          public void remove() {
            hashIterator.remove();
          }
        };
      }

      @Override
      public boolean isEmpty() {
        return !(iterator().hasNext());
      }

      @Override
      public int size() {
        int j = 0;
        for (Iterator<Map.Entry<K, V>> i = iterator(); i.hasNext(); i.next()) j++;
        return j;
      }

      @Override
      public boolean remove(Object o) {
        processQueue();
        if (!(o instanceof Map.Entry<?, ?>))
          return false;
        @SuppressWarnings("unchecked")
        Map.Entry<K, V> e = (Map.Entry<K, V>) o;
        Object ev = e.getValue();
        WeakKey wk = WeakKeyCreate(e.getKey());
        Object hv = hash.get(wk);
        if ((hv == null) ? ((ev == null) && hash.containsKey(wk)) : hv.equals(ev)) {
          hash.remove(wk);
          return true;
        }
        return false;
      }

      @Override
      public int hashCode() {
        int h = 0;
        for (Iterator<Map.Entry<WeakKey, V>> i = hashEntrySet.iterator(); i.hasNext(); ) {
          Map.Entry<WeakKey, V> ent = i.next();
          WeakKey wk = ent.getKey();
          Object v;
          if (wk == null)
            continue;
          h += (wk.hashCode() ^ (((v = ent.getValue()) == null) ? 0 : v.hashCode()));
        }
        return h;
      }
    }

    public Set<Map.Entry<K, V>> entrySet = null;

    @Override
    public Set<Map.Entry<K, V>> entrySet() {
      if (entrySet == null)
        entrySet = new EntrySet();
      return entrySet;
    }

    public K findKey(Object key) {
      processQueue();
      K kkey = (K) key;
      WeakKey wkey = WeakKeyCreate(kkey);
      WeakKey found = hashMap_findKey(hash, wkey);
      return found == null ? null : found.get();
    }
  }

  static public class RestartableCountdown implements AutoCloseable {

    public java.util.Timer timer;

    public long targetTime;

    public long totalSleepTime;

    synchronized public void setTargetTime(long targetTime, Runnable action) {
      if (targetTime <= 0)
        stop();
      else if (targetTime != this.targetTime) {
        start(targetTime - sysNow(), action);
        this.targetTime = targetTime;
      }
    }

    synchronized public void start(long delayMS, Object action) {
      stop();
      if (delayMS <= 0) {
        startThread(new Runnable() {

          public void run() {
            try {
              callF(action);
            } catch (Exception __e) {
              throw rethrow(__e);
            }
          }

          public String toString() {
            return "callF(action);";
          }
        });
      } else {
        totalSleepTime += delayMS;
        timer = doLater_daemon(delayMS, action);
        targetTime = sysNow() + delayMS;
      }
    }

    public void start(double delaySeconds, Object action) {
      start(toMS(delaySeconds), action);
    }

    synchronized public void stop() {
      cancelTimer(timer);
      timer = null;
      targetTime = 0;
    }

    public void close() {
      stop();
    }
  }

  static public class QuickSearchPlacement {

    public List<String> modules = new ArrayList();

    public int height;

    public String query;

    public long firstAdded, lastAdded;
  }

  static public class Fail extends RuntimeException implements IFieldsToList {

    public Object[] objects;

    public Fail() {
    }

    public Fail(Object... objects) {
      this.objects = objects;
    }

    public Object[] _fieldsToList() {
      return new Object[] { objects };
    }

    public Fail(Throwable cause, Object... objects) {
      super(cause);
      this.objects = objects;
    }

    public String toString() {
      return joinNemptiesWithColon("Fail", commaCombine(getCause(), objects));
    }
  }

  static public class Pair<A, B> implements Comparable<Pair<A, B>> {

    public A a;

    public B b;

    public Pair() {
    }

    public Pair(A a, B b) {
      this.b = b;
      this.a = a;
    }

    public int hashCode() {
      return hashCodeFor(a) + 2 * hashCodeFor(b);
    }

    public boolean equals(Object o) {
      if (o == this)
        return true;
      if (!(o instanceof Pair))
        return false;
      Pair t = (Pair) o;
      return eq(a, t.a) && eq(b, t.b);
    }

    public String toString() {
      return "<" + a + ", " + b + ">";
    }

    public int compareTo(Pair<A, B> p) {
      if (p == null)
        return 1;
      int i = ((Comparable<A>) a).compareTo(p.a);
      if (i != 0)
        return i;
      return ((Comparable<B>) b).compareTo(p.b);
    }
  }

  static public interface IFieldsToList {

    public Object[] _fieldsToList();
  }

  static public interface ISetter<A> {

    public void set(A a);
  }

  static public interface IVar<A> extends IF0<A> {

    public void set(A a);

    public A get();

    default public boolean has() {
      return get() != null;
    }

    default public void clear() {
      set(null);
    }
  }

  static public boolean isAbstract(Class c) {
    return (c.getModifiers() & Modifier.ABSTRACT) != 0;
  }

  static public boolean isAbstract(Method m) {
    return (m.getModifiers() & Modifier.ABSTRACT) != 0;
  }

  static public boolean reflection_isForbiddenMethod(Method m) {
    return m.getDeclaringClass() == Object.class && eqOneOf(m.getName(), "finalize", "clone", "registerNatives");
  }

  static public <A, B> void multiMapPut(Map<A, List<B>> map, A a, B b) {
    List<B> l = map.get(a);
    if (l == null)
      map.put(a, l = new ArrayList());
    l.add(b);
  }

  static public <A, B> void multiMapPut(MultiMap<A, B> mm, A key, B value) {
    if (mm != null && key != null && value != null)
      mm.put(key, value);
  }

  static public Set<Class> allInterfacesImplementedBy(Class c) {
    if (c == null)
      return null;
    HashSet<Class> set = new HashSet();
    allInterfacesImplementedBy_find(c, set);
    return set;
  }

  static public void allInterfacesImplementedBy_find(Class c, Set<Class> set) {
    if (c.isInterface() && !set.add(c))
      return;
    do {
      for (Class intf : c.getInterfaces()) allInterfacesImplementedBy_find(intf, set);
    } while ((c = c.getSuperclass()) != null);
  }

  static public Method findMethod(Object o, String method, Object... args) {
    return findMethod_cached(o, method, args);
  }

  static public boolean findMethod_checkArgs(Method m, Object[] args, boolean debug) {
    Class<?>[] types = m.getParameterTypes();
    if (types.length != args.length) {
      if (debug)
        System.out.println("Bad parameter length: " + args.length + " vs " + types.length);
      return false;
    }
    for (int i = 0; i < types.length; i++) if (!(args[i] == null || isInstanceX(types[i], args[i]))) {
      if (debug)
        System.out.println("Bad parameter " + i + ": " + args[i] + " vs " + types[i]);
      return false;
    }
    return true;
  }

  static public boolean call_checkArgs(Method m, Object[] args, boolean debug) {
    Class<?>[] types = m.getParameterTypes();
    if (types.length != args.length) {
      if (debug)
        print("Bad parameter length: " + args.length + " vs " + types.length);
      return false;
    }
    for (int i = 0; i < types.length; i++) {
      Object arg = args[i];
      if (!(arg == null ? !types[i].isPrimitive() : isInstanceX(types[i], arg))) {
        if (debug)
          print("Bad parameter " + i + ": " + arg + " vs " + types[i]);
        return false;
      }
    }
    return true;
  }

  static public Method findStaticMethod(Class c, String method, Object... args) {
    Class _c = c;
    while (c != null) {
      for (Method m : c.getDeclaredMethods()) {
        if (!m.getName().equals(method))
          continue;
        if ((m.getModifiers() & Modifier.STATIC) == 0 || !findStaticMethod_checkArgs(m, args))
          continue;
        return m;
      }
      c = c.getSuperclass();
    }
    return null;
  }

  static public boolean findStaticMethod_checkArgs(Method m, Object[] args) {
    Class<?>[] types = m.getParameterTypes();
    if (types.length != args.length)
      return false;
    for (int i = 0; i < types.length; i++) if (!(args[i] == null || isInstanceX(types[i], args[i])))
      return false;
    return true;
  }

  static public int _hashCode(Object a) {
    return a == null ? 0 : a.hashCode();
  }

  static public <A, B> LinkedHashMap<A, B> cloneLinkedHashMap(Map<A, B> map) {
    return map == null ? new LinkedHashMap() : new LinkedHashMap(map);
  }

  static public <A, B> void put(Map<A, B> map, A a, B b) {
    if (map != null)
      map.put(a, b);
  }

  static public <A> void put(List<A> l, int i, A a) {
    if (l != null && i >= 0 && i < l(l))
      l.set(i, a);
  }

  static public <A> void remove(List<A> l, int i) {
    if (l != null && i >= 0 && i < l(l))
      l.remove(i);
  }

  static public <A> void remove(Collection<A> l, A a) {
    if (l != null)
      l.remove(a);
  }

  static public <A, B> B remove(Map<A, B> map, Object a) {
    return map == null ? null : map.remove(a);
  }

  static public void remove(BitSet bs, int i) {
    bs.clear(i);
  }

  static public <A> A getAndClear(IVar<A> v) {
    A a = v.get();
    v.set(null);
    return a;
  }

  static public <A, B> Set<A> keySet(Map<A, B> map) {
    return map == null ? new HashSet() : map.keySet();
  }

  static public Set keySet(Object map) {
    return keys((Map) map);
  }

  static public <A> Set<A> keySet(MultiSet<A> ms) {
    return ms.keySet();
  }

  static public <A, B> Set<A> keySet(MultiMap<A, B> mm) {
    return mm.keySet();
  }

  static public <A, B> Set<A> keys(Map<A, B> map) {
    return map == null ? new HashSet() : map.keySet();
  }

  static public Set keys(Object map) {
    return keys((Map) map);
  }

  static public <A> Set<A> keys(MultiSet<A> ms) {
    return ms.keySet();
  }

  static public <A, B> Set<A> keys(MultiMap<A, B> mm) {
    return mm.keySet();
  }

  static public <A, B> int keysSize(MultiMap<A, B> mm) {
    return lKeys(mm);
  }

  static public <A> A reverseGet(List<A> l, int idx) {
    if (l == null || idx < 0)
      return null;
    int n = l(l);
    return idx < n ? l.get(n - 1 - idx) : null;
  }

  static public <A, B> Map<A, B> cloneMap(Map<A, B> map) {
    if (map == null)
      return new HashMap();
    synchronized (map) {
      return map instanceof TreeMap ? new TreeMap((TreeMap) map) : map instanceof LinkedHashMap ? new LinkedHashMap(map) : new HashMap(map);
    }
  }

  static public <A, B> List<B> cloneMap(Iterable<A> l, IF1<A, B> f) {
    List x = emptyList(l);
    if (l != null)
      for (A o : cloneList(l)) x.add(f.get(o));
    return x;
  }

  static public <A, B> Collection<B> values(Map<A, B> map) {
    return map == null ? emptyList() : map.values();
  }

  static public Collection values(Object map) {
    return values((Map) map);
  }

  static public <A, B> Collection<B> values(MultiMap<A, B> mm) {
    return mm == null ? emptyList() : concatLists(values(mm.data));
  }

  static public int imageIcon_cacheSize = 10;

  static public boolean imageIcon_verbose = false;

  static public Map<String, ImageIcon> imageIcon_cache;

  static public Lock imageIcon_lock = lock();

  static public ThreadLocal<Boolean> imageIcon_fixGIF = new ThreadLocal();

  static public ImageIcon imageIcon(String imageID) {
    try {
      if (imageID == null)
        return null;
      Lock __0 = imageIcon_lock;
      lock(__0);
      try {
        if (imageIcon_cache == null)
          imageIcon_cache = new MRUCache(imageIcon_cacheSize);
        imageID = fsI(imageID);
        ImageIcon ii = imageIcon_cache.get(imageID);
        if (ii == null) {
          if (imageIcon_verbose)
            print("Loading image icon: " + imageID);
          File f = loadBinarySnippet(imageID);
          Boolean b = imageIcon_fixGIF.get();
          if (!isFalse(b))
            ii = new ImageIcon(loadBufferedImageFixingGIFs(f));
          else
            ii = new ImageIcon(f.toURI().toURL());
        } else
          imageIcon_cache.remove(imageID);
        imageIcon_cache.put(imageID, ii);
        return ii;
      } finally {
        unlock(__0);
      }
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public ImageIcon imageIcon(File f) {
    try {
      return new ImageIcon(f.toURI().toURL());
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public ImageIcon imageIcon(Image img) {
    return new ImageIcon(img);
  }

  static public ImageIcon imageIcon(RGBImage img) {
    return imageIcon(img.getBufferedImage());
  }

  static public BufferedImage scaleImageToHeight(BufferedImage img, int newH) {
    int newW = iround(img.getWidth() * (double) newH / img.getHeight());
    return resizeImage(img, newW, newH);
  }

  static public BufferedImage loadImage2(String snippetIDOrURL) {
    return loadBufferedImage(snippetIDOrURL);
  }

  static public BufferedImage loadImage2(File file) {
    return loadBufferedImage(file);
  }

  static public Method hashMap_findKey_method;

  static public <A, B> A hashMap_findKey(HashMap<A, B> map, Object key) {
    try {
      if (hashMap_findKey_method == null)
        hashMap_findKey_method = findMethodNamed(HashMap.class, "getNode");
      Map.Entry<A, B> entry = (Map.Entry) hashMap_findKey_method.invoke(map, hashMap_internalHash(key), key);
      return entry == null ? null : entry.getKey();
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public java.util.Timer doLater_daemon(long delay, final Object r) {
    final java.util.Timer timer = new java.util.Timer(true);
    timer.schedule(timerTask(r, timer), delay);
    return timer;
  }

  static public java.util.Timer doLater_daemon(double delaySeconds, final Object r) {
    return doLater_daemon(toMS(delaySeconds), r);
  }

  static public String joinNemptiesWithColon(String... strings) {
    return joinNempties(": ", strings);
  }

  static public String joinNemptiesWithColon(Collection<String> strings) {
    return joinNempties(": ", strings);
  }

  static public String commaCombine(Object... l) {
    return joinNemptiesWithComma(flattenCollectionsAndArrays(ll(l)));
  }

  static public int hashCodeFor(Object a) {
    return a == null ? 0 : a.hashCode();
  }

  static public Method findMethod_cached(Object o, String method, Object... args) {
    try {
      if (o == null)
        return null;
      if (o instanceof Class) {
        _MethodCache cache = callOpt_getCache((Class) o);
        List<Method> methods = cache.cache.get(method);
        if (methods != null)
          for (Method m : methods) if (isStaticMethod(m) && findMethod_checkArgs(m, args, false))
            return m;
        return null;
      } else {
        _MethodCache cache = callOpt_getCache(o.getClass());
        List<Method> methods = cache.cache.get(method);
        if (methods != null)
          for (Method m : methods) if (findMethod_checkArgs(m, args, false))
            return m;
        return null;
      }
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public <A, B> int lKeys(MultiMap<A, B> mm) {
    return mm == null ? 0 : mm.keysSize();
  }

  static public void lock(Lock lock) {
    try {
      ping();
      if (lock == null)
        return;
      try {
        vmBus_send("locking", lock, "thread", currentThread());
        lock.lockInterruptibly();
        vmBus_send("locked", lock, "thread", currentThread());
      } catch (InterruptedException e) {
        Object reason = vm_threadInterruptionReasonsMap().get(currentThread());
        print("Locking interrupted! Reason: " + strOr(reason, "Unknown"));
        printStackTrace(e);
        rethrow(e);
      }
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public void lock(Lock lock, String msg) {
    print("Locking: " + msg);
    lock(lock);
  }

  static public void lock(Lock lock, String msg, long timeout) {
    print("Locking: " + msg);
    lockOrFail(lock, timeout);
  }

  static public ReentrantLock lock() {
    return fairLock();
  }

  static public String fsI(String id) {
    return formatSnippetID(id);
  }

  static public String fsI(long id) {
    return formatSnippetID(id);
  }

  static public File loadBinarySnippet(String snippetID) {
    IResourceLoader rl = vm_getResourceLoader();
    if (rl != null)
      return rl.loadLibrary(snippetID);
    return loadBinarySnippet_noResourceLoader(snippetID);
  }

  static public File loadBinarySnippet_noResourceLoader(String snippetID) {
    try {
      long id = parseSnippetID(snippetID);
      if (isImageServerSnippet(id))
        return loadImageAsFile(snippetID);
      File f = DiskSnippetCache_getLibrary(id);
      if (fileSize(f) == 0)
        f = loadDataSnippetToFile_noResourceLoader(snippetID);
      return f;
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public boolean loadBufferedImageFixingGIFs_debug = false;

  static public ThreadLocal<Var<byte[]>> loadBufferedImageFixingGIFs_output = new ThreadLocal();

  static public Image loadBufferedImageFixingGIFs(File file) {
    try {
      if (!file.exists())
        return null;
      if (!isGIF(file))
        return ImageIO.read(file);
      if (loadBufferedImageFixingGIFs_debug)
        print("loadBufferedImageFixingGIFs" + ": checking gif");
      ImageReader reader = ImageIO.getImageReadersByFormatName("gif").next();
      reader.setInput(ImageIO.createImageInputStream(file));
      int numImages = reader.getNumImages(true);
      IIOMetadata imageMetaData = reader.getImageMetadata(0);
      String metaFormatName = imageMetaData.getNativeMetadataFormatName();
      boolean foundBug = false;
      for (int i = 0; i < numImages && !foundBug; i++) {
        IIOMetadataNode root = (IIOMetadataNode) reader.getImageMetadata(i).getAsTree(metaFormatName);
        int nNodes = root.getLength();
        for (int j = 0; j < nNodes; j++) {
          org.w3c.dom.Node node = root.item(j);
          if (node.getNodeName().equalsIgnoreCase("GraphicControlExtension")) {
            String delay = ((IIOMetadataNode) node).getAttribute("delayTime");
            if (Integer.parseInt(delay) == 0) {
              foundBug = true;
            }
            break;
          }
        }
      }
      if (loadBufferedImageFixingGIFs_debug)
        print("loadBufferedImageFixingGIFs" + ": " + f2s(file) + " foundBug=" + foundBug);
      Image image;
      if (!foundBug) {
        image = Toolkit.getDefaultToolkit().createImage(f2s(file));
      } else {
        ByteArrayOutputStream baoStream = new ByteArrayOutputStream();
        {
          ImageOutputStream ios = ImageIO.createImageOutputStream(baoStream);
          try {
            ImageWriter writer = ImageIO.getImageWriter(reader);
            writer.setOutput(ios);
            writer.prepareWriteSequence(null);
            for (int i = 0; i < numImages; i++) {
              BufferedImage frameIn = reader.read(i);
              IIOMetadataNode root = (IIOMetadataNode) reader.getImageMetadata(i).getAsTree(metaFormatName);
              int nNodes = root.getLength();
              for (int j = 0; j < nNodes; j++) {
                org.w3c.dom.Node node = root.item(j);
                if (node.getNodeName().equalsIgnoreCase("GraphicControlExtension")) {
                  String delay = ((IIOMetadataNode) node).getAttribute("delayTime");
                  if (Integer.parseInt(delay) == 0) {
                    ((IIOMetadataNode) node).setAttribute("delayTime", "10");
                  }
                  break;
                }
              }
              IIOMetadata metadata = writer.getDefaultImageMetadata(new ImageTypeSpecifier(frameIn), null);
              metadata.setFromTree(metadata.getNativeMetadataFormatName(), root);
              IIOImage frameOut = new IIOImage(frameIn, null, metadata);
              writer.writeToSequence(frameOut, writer.getDefaultWriteParam());
            }
            writer.endWriteSequence();
          } finally {
            _close(ios);
          }
        }
        byte[] data = baoStream.toByteArray();
        setVar(loadBufferedImageFixingGIFs_output.get(), data);
        if (loadBufferedImageFixingGIFs_debug)
          print("Data size: " + l(data));
        image = Toolkit.getDefaultToolkit().createImage(data);
      }
      return image;
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public void unlock(Lock lock, String msg) {
    if (lock == null)
      return;
    lock.unlock();
    vmBus_send("unlocked", lock, "thread", currentThread());
    print("Unlocked: " + msg);
  }

  static public void unlock(Lock lock) {
    if (lock == null)
      return;
    lock.unlock();
    vmBus_send("unlocked", lock, "thread", currentThread());
  }

  static public BufferedImage resizeImage(BufferedImage img, int newW, int newH) {
    return resizeImage(img, newW, newH, Image.SCALE_SMOOTH);
  }

  static public BufferedImage resizeImage(BufferedImage img, int newW, int newH, int scaleType) {
    if (newW == img.getWidth() && newH == img.getHeight())
      return img;
    Image tmp = img.getScaledInstance(newW, newH, scaleType);
    BufferedImage dimg = new BufferedImage(newW, newH, BufferedImage.TYPE_INT_ARGB);
    Graphics2D g2d = dimg.createGraphics();
    g2d.drawImage(tmp, 0, 0, null);
    g2d.dispose();
    return dimg;
  }

  static public BufferedImage resizeImage(BufferedImage img, int newW) {
    int newH = iround(img.getHeight() * (double) newW / img.getWidth());
    return resizeImage(img, newW, newH);
  }

  static public BufferedImage resizeImage(int newW, BufferedImage img) {
    return resizeImage(img, newW);
  }

  static public boolean loadBufferedImage_useImageCache = true;

  static public BufferedImage loadBufferedImage(String snippetIDOrURLOrFile) {
    try {
      ping();
      if (snippetIDOrURLOrFile == null)
        return null;
      if (isURL(snippetIDOrURLOrFile))
        return imageIO_readURL(snippetIDOrURLOrFile);
      if (isAbsolutePath(snippetIDOrURLOrFile))
        return loadBufferedImage(new File(snippetIDOrURLOrFile));
      if (!isSnippetID(snippetIDOrURLOrFile))
        throw fail("Not a URL or snippet ID or file: " + snippetIDOrURLOrFile);
      String snippetID = "" + parseSnippetID(snippetIDOrURLOrFile);
      IResourceLoader rl = vm_getResourceLoader();
      if (rl != null)
        return loadBufferedImage(rl.loadLibrary(snippetID));
      File dir = imageSnippetsCacheDir();
      if (loadBufferedImage_useImageCache) {
        dir.mkdirs();
        File file = new File(dir, snippetID + ".png");
        if (file.exists() && file.length() != 0)
          try {
            return ImageIO.read(file);
          } catch (Throwable e) {
            e.printStackTrace();
          }
      }
      String imageURL = snippetImageURL_http(snippetID);
      print("Loading image: " + imageURL);
      BufferedImage image = imageIO_readURL(imageURL);
      if (loadBufferedImage_useImageCache) {
        File tempFile = new File(dir, snippetID + ".tmp." + System.currentTimeMillis());
        ImageIO.write(image, "png", tempFile);
        tempFile.renameTo(new File(dir, snippetID + ".png"));
      }
      return image;
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public BufferedImage loadBufferedImage(File file) {
    return loadBufferedImageFile(file);
  }

  static public Method findMethodNamed(Object obj, String method) {
    if (obj == null)
      return null;
    if (obj instanceof Class)
      return findMethodNamed((Class) obj, method);
    return findMethodNamed(obj.getClass(), method);
  }

  static public Method findMethodNamed(Class c, String method) {
    while (c != null) {
      for (Method m : c.getDeclaredMethods()) if (m.getName().equals(method)) {
        makeAccessible(m);
        return m;
      }
      c = c.getSuperclass();
    }
    return null;
  }

  static public int hashMap_internalHash(Object key) {
    int h;
    return (key == null) ? 0 : (h = key.hashCode()) ^ (h >>> 16);
  }

  static public TimerTask timerTask(final Object r, final java.util.Timer timer) {
    return new TimerTask() {

      public void run() {
        if (!licensed())
          timer.cancel();
        else
          pcallF(r);
      }
    };
  }

  static public String joinNempties(String sep, Object... strings) {
    return joinStrings(sep, strings);
  }

  static public String joinNempties(String sep, Iterable strings) {
    return joinStrings(sep, strings);
  }

  static public String joinNemptiesWithComma(Object... strings) {
    return joinNempties(", ", strings);
  }

  static public String joinNemptiesWithComma(Iterable strings) {
    return joinNempties(", ", strings);
  }

  static public List flattenCollectionsAndArrays(Iterable a) {
    List l = new ArrayList();
    for (Object x : a) if (x instanceof Collection)
      l.addAll(flattenCollectionsAndArrays((Collection) x));
    else if (x instanceof Object[])
      l.addAll(flattenCollectionsAndArrays(asList((Object[]) x)));
    else
      l.add(x);
    return l;
  }

  static public Map<Thread, Object> vm_threadInterruptionReasonsMap() {
    return vm_generalWeakSubMap("Thread interruption reasons");
  }

  static public String strOr(Object o, String ifNull) {
    return o == null ? ifNull : str(o);
  }

  static public void lockOrFail(Lock lock, long timeout) {
    try {
      ping();
      vmBus_send("locking", lock, "thread", currentThread());
      if (!lock.tryLock(timeout, TimeUnit.MILLISECONDS)) {
        String s = "Couldn't acquire lock after " + timeout + " ms.";
        if (lock instanceof ReentrantLock) {
          ReentrantLock l = (ReentrantLock) lock;
          s += " Hold count: " + l.getHoldCount() + ", owner: " + call(l, "getOwner");
        }
        throw fail(s);
      }
      vmBus_send("locked", lock, "thread", currentThread());
      ping();
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public ReentrantLock fairLock() {
    return new ReentrantLock(true);
  }

  static public IResourceLoader vm_getResourceLoader() {
    return proxy(IResourceLoader.class, vm_generalMap_get("_officialResourceLoader"));
  }

  static public boolean isImageServerSnippet(long id) {
    return id >= 1100000 && id < 1200000;
  }

  static public File loadImageAsFile(String snippetIDOrURL) {
    try {
      if (isURL(snippetIDOrURL))
        throw fail("not implemented");
      if (!isSnippetID(snippetIDOrURL))
        throw fail("Not a URL or snippet ID: " + snippetIDOrURL);
      String snippetID = "" + parseSnippetID(snippetIDOrURL);
      File file = imageSnippetCacheFile(snippetID);
      if (fileSize(file) > 0)
        return file;
      String imageURL = snippetImageURL_noHttps(snippetID);
      System.err.println("Loading image: " + imageURL);
      byte[] data = loadBinaryPage(imageURL);
      saveBinaryFile(file, data);
      return file;
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public File DiskSnippetCache_file(long snippetID) {
    return new File(getGlobalCache(), "data_" + snippetID + ".jar");
  }

  public static File DiskSnippetCache_getLibrary(long snippetID) throws IOException {
    File file = DiskSnippetCache_file(snippetID);
    return file.exists() ? file : null;
  }

  public static void DiskSnippetCache_putLibrary(long snippetID, byte[] data) throws IOException {
    saveBinaryFile(DiskSnippetCache_file(snippetID), data);
  }

  static public byte[] loadDataSnippetImpl(String snippetID) throws IOException {
    byte[] data;
    try {
      URL url = new URL(dataSnippetLink(snippetID));
      print("Loading library: " + hideCredentials(url));
      try {
        data = loadBinaryPage(url.openConnection());
      } catch (RuntimeException e) {
        data = null;
      }
      if (data == null || data.length == 0) {
        url = new URL(tb_mainServer() + "/blobs/" + parseSnippetID(snippetID));
        print("Loading library: " + hideCredentials(url));
        data = loadBinaryPage(url.openConnection());
      }
      print("Bytes loaded: " + data.length);
    } catch (FileNotFoundException e) {
      throw new IOException("Binary snippet #" + snippetID + " not found or not public");
    }
    return data;
  }

  static public long fileSize(String path) {
    return getFileSize(path);
  }

  static public long fileSize(File f) {
    return getFileSize(f);
  }

  static public File loadDataSnippetToFile(String snippetID) {
    try {
      IResourceLoader rl = vm_getResourceLoader();
      if (rl != null)
        return rl.loadLibrary(snippetID);
      return loadDataSnippetToFile_noResourceLoader(snippetID);
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public File loadDataSnippetToFile_noResourceLoader(String snippetID) {
    try {
      snippetID = fsI(snippetID);
      File f = DiskSnippetCache_file(parseSnippetID(snippetID));
      List<URL> urlsTried = new ArrayList();
      List<Throwable> errors = new ArrayList();
      try {
        URL url = addAndReturn(urlsTried, new URL(dataSnippetLink(snippetID)));
        print("Loading library: " + hideCredentials(url));
        try {
          loadBinaryPageToFile(openConnection(url), f);
          if (fileSize(f) == 0)
            throw fail();
        } catch (Throwable e) {
          errors.add(e);
          url = addAndReturn(urlsTried, new URL(tb_mainServer() + "/blobs/" + psI(snippetID)));
          print(e);
          print("Trying other server: " + hideCredentials(url));
          loadBinaryPageToFile(openConnection(url), f);
          print("Got bytes: " + fileSize(f));
        }
        if (fileSize(f) == 0)
          throw fail();
        System.err.println("Bytes loaded: " + fileSize(f));
      } catch (Throwable e) {
        errors.add(e);
        throw fail("Binary snippet " + snippetID + " not found or not public. URLs tried: " + allToString(urlsTried) + ", errors: " + allToString(errors));
      }
      return f;
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public byte[] isGIF_magic = bytesFromHex("47494638");

  static public boolean isGIF(byte[] data) {
    return byteArrayStartsWith(data, isGIF_magic);
  }

  static public boolean isGIF(File f) {
    return isGIF(loadBeginningOfBinaryFile(f, l(isGIF_magic)));
  }

  static public String f2s(File f) {
    return f == null ? null : f.getAbsolutePath();
  }

  static public String f2s(String s) {
    return f2s(newFile(s));
  }

  static public String f2s(java.nio.file.Path p) {
    return p == null ? null : f2s(p.toFile());
  }

  static public <A> void setVar(IVar<A> v, A value) {
    if (v != null)
      v.set(value);
  }

  static public <A> IVF1<A> setVar(IVar<A> v) {
    return a -> {
      if (v != null)
        v.set(a);
    };
  }

  static public boolean isURL(String s) {
    return startsWithOneOf(s, "http://", "https://", "file:");
  }

  static public BufferedImage imageIO_readURL(String url) {
    try {
      return ImageIO.read(new URL(url));
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public boolean isAbsolutePath(String s) {
    return s != null && new File(s).isAbsolute();
  }

  static public boolean isAbsolutePath(File f) {
    return f != null && f.isAbsolute();
  }

  static public File imageSnippetsCacheDir() {
    return javaxCachesDir("Image-Snippets");
  }

  static public String snippetImageURL_http(String snippetID) {
    return snippetImageURL_http(snippetID, "png");
  }

  static public String snippetImageURL_http(String snippetID, String contentType) {
    return replacePrefix("https://", "http://", snippetImageURL(snippetID, contentType)).replace(":8443", ":8080");
  }

  static public BufferedImage loadBufferedImageFile(File file) {
    try {
      return isFile(file) ? ImageIO.read(file) : null;
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public String joinStrings(String sep, Object... strings) {
    return joinStrings(sep, Arrays.asList(strings));
  }

  static public String joinStrings(String sep, Iterable strings) {
    StringBuilder buf = new StringBuilder();
    for (Object o : unnull(strings)) {
      String s = strOrNull(o);
      if (nempty(s)) {
        if (nempty(buf))
          buf.append(sep);
        buf.append(s);
      }
    }
    return str(buf);
  }

  static public <A> A proxy(Class<A> intrface, final Object target) {
    if (target == null)
      return null;
    if (isInstance(intrface, target))
      return (A) target;
    return (A) java.lang.reflect.Proxy.newProxyInstance(intrface.getClassLoader(), new Class[] { intrface }, new proxy_InvocationHandler(target));
  }

  static public <A> A proxy(Object target, Class<A> intrface) {
    return proxy(intrface, target);
  }

  static public File imageSnippetCacheFile(String snippetID) {
    File dir = imageSnippetsCacheDir();
    if (!loadBufferedImage_useImageCache)
      return null;
    return new File(dir, parseSnippetID(snippetID) + ".png");
  }

  static public String snippetImageURL_noHttps(String snippetID) {
    return snippetImageURL_noHttps(snippetID, "png");
  }

  static public String snippetImageURL_noHttps(String snippetID, String contentType) {
    return snippetImageURL(snippetID, contentType).replace("https://www.botcompany.de:8443/", "http://www.botcompany.de:8080/").replace("https://botcompany.de/", "http://botcompany.de/");
  }

  static public ThreadLocal<Map<String, List<String>>> loadBinaryPage_responseHeaders = new ThreadLocal();

  static public ThreadLocal<Map<String, String>> loadBinaryPage_extraHeaders = new ThreadLocal();

  static public byte[] loadBinaryPage(String url) {
    try {
      print("Loading " + url);
      return loadBinaryPage(loadPage_openConnection(new URL(url)));
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public byte[] loadBinaryPage(URLConnection con) {
    try {
      Map<String, String> extraHeaders = getAndClearThreadLocal(loadBinaryPage_extraHeaders);
      setHeaders(con);
      for (String key : keys(extraHeaders)) con.setRequestProperty(key, extraHeaders.get(key));
      return loadBinaryPage_noHeaders(con);
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public byte[] loadBinaryPage_noHeaders(URLConnection con) {
    try {
      ByteArrayOutputStream buf = new ByteArrayOutputStream();
      InputStream inputStream = con.getInputStream();
      loadBinaryPage_responseHeaders.set(con.getHeaderFields());
      long len = 0;
      try {
        len = con.getContentLength();
      } catch (Throwable e) {
        printStackTrace(e);
      }
      int n = 0;
      while (true) {
        int ch = inputStream.read();
        if (ch < 0)
          break;
        buf.write(ch);
        if (++n % 100000 == 0)
          println("  " + n + (len != 0 ? "/" + len : "") + " bytes loaded.");
      }
      inputStream.close();
      return buf.toByteArray();
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  public static byte[] saveBinaryFile(String fileName, byte[] contents) {
    try {
      File file = new File(fileName);
      File parentFile = file.getParentFile();
      if (parentFile != null)
        parentFile.mkdirs();
      String tempFileName = fileName + "_temp";
      FileOutputStream fileOutputStream = newFileOutputStream(tempFileName);
      fileOutputStream.write(contents);
      fileOutputStream.close();
      if (file.exists() && !file.delete())
        throw new IOException("Can't delete " + fileName);
      if (!new File(tempFileName).renameTo(file))
        throw new IOException("Can't rename " + tempFileName + " to " + fileName);
      vmBus_send("wroteFile", file);
      return contents;
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public byte[] saveBinaryFile(File fileName, byte[] contents) {
    return saveBinaryFile(fileName.getPath(), contents);
  }

  static public File getGlobalCache() {
    File file = new File(javaxCachesDir(), "Binary Snippets");
    file.mkdirs();
    return file;
  }

  static public String dataSnippetLink(String snippetID) {
    long id = parseSnippetID(snippetID);
    if (id >= 1100000 && id < 1200000)
      return imageServerURL() + id;
    if (id >= 1200000 && id < 1300000) {
      String pw = muricaPassword();
      if (empty(pw))
        throw fail("Please set 'murica password by running #1008829");
      return "https://botcompany.de/files/" + id + "?_pass=" + pw;
    }
    return fileServerURL() + "/" + id;
  }

  static public String tb_mainServer_default = "https://code.botcompany.de:9898";

  static public Object tb_mainServer_override;

  static public String tb_mainServer() {
    if (tb_mainServer_override != null)
      return (String) callF(tb_mainServer_override);
    return trim(loadTextFile(tb_mainServer_file(), tb_mainServer_default));
  }

  static public File tb_mainServer_file() {
    return getProgramFile("#1001638", "mainserver.txt");
  }

  static public boolean tb_mainServer_isDefault() {
    return eq(tb_mainServer(), tb_mainServer_default);
  }

  static public <B, A extends B> A addAndReturn(Collection<B> c, A a) {
    if (c != null)
      c.add(a);
    return a;
  }

  static public void loadBinaryPageToFile(String url, File file) {
    try {
      print("Loading " + url);
      loadBinaryPageToFile(openConnection(new URL(url)), file);
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public void loadBinaryPageToFile(URLConnection con, File file) {
    try {
      setHeaders(con);
      loadBinaryPageToFile_noHeaders(con, file);
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public void loadBinaryPageToFile_noHeaders(URLConnection con, File file) {
    try {
      File ftemp = new File(f2s(file) + "_temp");
      FileOutputStream buf = newFileOutputStream(mkdirsFor(ftemp));
      try {
        InputStream inputStream = con.getInputStream();
        long len = 0;
        try {
          len = con.getContentLength();
        } catch (Throwable e) {
          printStackTrace(e);
        }
        String pat = "  {*}" + (len != 0 ? "/" + len : "") + " bytes loaded.";
        copyStreamWithPrints(inputStream, buf, pat);
        inputStream.close();
        buf.close();
        file.delete();
        renameFile_assertTrue(ftemp, file);
      } finally {
        if (buf != null)
          buf.close();
      }
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public URLConnection openConnection(String url) {
    try {
      return openConnection(new URL(url));
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public URLConnection openConnection(URL url) {
    try {
      ping();
      callOpt(javax(), "recordOpenURLConnection", str(url));
      return url.openConnection();
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public long psI(String snippetID) {
    return parseSnippetID(snippetID);
  }

  static public List<String> allToString(Iterable c) {
    List<String> l = new ArrayList();
    for (Object o : unnull(c)) l.add(str(o));
    return l;
  }

  static public List<String> allToString(Object[] c) {
    List<String> l = new ArrayList();
    for (Object o : unnull(c)) l.add(str(o));
    return l;
  }

  static public byte[] bytesFromHex(String s) {
    return hexToBytes(s);
  }

  static public boolean byteArrayStartsWith(byte[] a, byte[] b) {
    if (a == null || b == null)
      return false;
    if (a.length < b.length)
      return false;
    for (int i = 0; i < b.length; i++) if (a[i] != b[i])
      return false;
    return true;
  }

  static public byte[] loadBeginningOfBinaryFile(File file, int maxBytes) {
    return loadBinaryFilePart(file, 0, maxBytes);
  }

  static public File newFile(File base, String... names) {
    for (String name : names) base = new File(base, name);
    return base;
  }

  static public File newFile(String name) {
    return name == null ? null : new File(name);
  }

  static public File newFile(String base, String... names) {
    return newFile(newFile(base), names);
  }

  static public File javaxCachesDir_dir;

  static public File javaxCachesDir() {
    return javaxCachesDir_dir != null ? javaxCachesDir_dir : new File(userHome(), "JavaX-Caches");
  }

  static public File javaxCachesDir(String sub) {
    return newFile(javaxCachesDir(), sub);
  }

  static public String replacePrefix(String prefix, String replacement, String s) {
    if (!startsWith(s, prefix))
      return s;
    return replacement + substring(s, l(prefix));
  }

  static public String snippetImageURL(long snippetID) {
    return snippetImageURL(fsI(snippetID));
  }

  static public String snippetImageURL(String snippetID) {
    return snippetImageURL(snippetID, "png");
  }

  static public String snippetImageURL(String snippetID, String contentType) {
    if (snippetID == null || isURL(snippetID))
      return snippetID;
    long id = parseSnippetID(snippetID);
    String url;
    if (isImageServerSnippet(id))
      url = imageServerLink(id);
    else
      url = "https://botcompany.de/img/" + id;
    return url;
  }

  static public boolean isFile(File f) {
    return f != null && f.isFile();
  }

  static public boolean isFile(String path) {
    return isFile(newFile(path));
  }

  static public int loadPage_defaultTimeout = 60000;

  static public ThreadLocal<String> loadPage_charset = new ThreadLocal();

  static public boolean loadPage_allowGzip = true, loadPage_debug;

  static public boolean loadPage_anonymous = false;

  static public int loadPage_verboseness = 100000;

  static public int loadPage_retries = 1;

  static public ThreadLocal<Boolean> loadPage_silent = new ThreadLocal();

  static volatile public int loadPage_forcedTimeout;

  static public ThreadLocal<Integer> loadPage_forcedTimeout_byThread = new ThreadLocal();

  static public ThreadLocal<Map<String, List<String>>> loadPage_responseHeaders = new ThreadLocal();

  static public ThreadLocal<Map<String, String>> loadPage_extraHeaders = new ThreadLocal();

  static public ThreadLocal<Long> loadPage_sizeLimit = new ThreadLocal();

  public static String loadPageSilently(String url) {
    try {
      return loadPageSilently(new URL(loadPage_preprocess(url)));
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  public static String loadPageSilently(URL url) {
    try {
      if (!networkAllowanceTest(str(url)))
        throw fail("Not allowed: " + url);
      IOException e = null;
      for (int tries = 0; tries < loadPage_retries; tries++) try {
        URLConnection con = loadPage_openConnection(url);
        return loadPage(con, url);
      } catch (IOException _e) {
        e = _e;
        if (loadPage_debug)
          print(exceptionToStringShort(e));
        if (tries < loadPage_retries - 1)
          sleepSeconds(1);
      }
      throw e;
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public String loadPage_preprocess(String url) {
    if (url.startsWith("tb/"))
      url = tb_mainServer() + "/" + url;
    if (url.indexOf("://") < 0)
      url = "http://" + url;
    return url;
  }

  static public String loadPage(String url) {
    try {
      url = loadPage_preprocess(url);
      if (!isTrue(loadPage_silent.get()))
        printWithTime("Loading: " + hideCredentials(url));
      return loadPageSilently(new URL(url));
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public String loadPage(URL url) {
    return loadPage(url.toExternalForm());
  }

  static public String loadPage(URLConnection con, URL url) throws IOException {
    return loadPage(con, url, true);
  }

  static public String loadPage(URLConnection con, URL url, boolean addHeaders) throws IOException {
    Map<String, String> extraHeaders = getAndClearThreadLocal(loadPage_extraHeaders);
    Long limit = optPar(loadPage_sizeLimit);
    if (addHeaders)
      try {
        if (!loadPage_anonymous)
          setHeaders(con);
        if (loadPage_allowGzip)
          con.setRequestProperty("Accept-Encoding", "gzip");
        con.setRequestProperty("X-No-Cookies", "1");
        for (String key : keys(extraHeaders)) con.setRequestProperty(key, extraHeaders.get(key));
      } catch (Throwable e) {
      }
    vm_generalSubMap("URLConnection per thread").put(currentThread(), con);
    loadPage_responseHeaders.set(con.getHeaderFields());
    InputStream in = null;
    try {
      in = urlConnection_getInputStream(con);
      if (loadPage_debug)
        print("Put stream in map: " + currentThread());
      String contentType = con.getContentType();
      if (contentType == null) {
        throw new IOException("Page could not be read: " + hideCredentials(url));
      }
      String charset = loadPage_charset == null ? null : loadPage_charset.get();
      if (charset == null)
        charset = loadPage_guessCharset(contentType);
      if ("gzip".equals(con.getContentEncoding())) {
        if (loadPage_debug)
          print("loadPage: Using gzip.");
        in = newGZIPInputStream(in);
      }
      Reader r;
      try {
        r = new InputStreamReader(in, unquote(charset));
      } catch (UnsupportedEncodingException e) {
        print(toHex(utf8(charset)));
        throw e;
      }
      boolean silent = isTrue(loadPage_silent.get());
      StringBuilder buf = new StringBuilder();
      int n = 0;
      while (limit == null || n < limit) {
        ping();
        int ch = r.read();
        if (ch < 0)
          break;
        buf.append((char) ch);
        ++n;
        if (!silent && (n % loadPage_verboseness) == 0)
          print("  " + n + " chars read");
      }
      return buf.toString();
    } finally {
      if (loadPage_debug)
        print("loadPage done");
      vm_generalSubMap("URLConnection per thread").remove(currentThread());
      if (in != null)
        in.close();
    }
  }

  static public String loadPage_guessCharset(String contentType) {
    Matcher m = regexpMatcher("text/[a-z]+;\\s*charset=([^\\s]+)\\s*", contentType);
    String match = m.matches() ? m.group(1) : null;
    if (loadPage_debug)
      print("loadPage: contentType=" + contentType + ", match: " + match);
    return or(match, "UTF-8");
  }

  static public URLConnection loadPage_openConnection(URL url) {
    URLConnection con = openConnection(url);
    int timeout = toInt(loadPage_forcedTimeout_byThread.get());
    if (timeout == 0)
      timeout = loadPage_forcedTimeout;
    if (timeout != 0)
      setURLConnectionTimeouts(con, loadPage_forcedTimeout);
    else
      setURLConnectionDefaultTimeouts(con, loadPage_defaultTimeout);
    return con;
  }

  static public <A> A getAndClearThreadLocal(ThreadLocal<A> tl) {
    A a = tl.get();
    tl.set(null);
    return a;
  }

  static public void setHeaders(URLConnection con) throws IOException {
    String computerID = getComputerID_quick();
    if (computerID != null)
      try {
        con.setRequestProperty("X-ComputerID", computerID);
        con.setRequestProperty("X-OS", System.getProperty("os.name") + " " + System.getProperty("os.version"));
      } catch (Throwable e) {
      }
  }

  static public <A> A println(A a) {
    return print(a);
  }

  static public FileOutputStream newFileOutputStream(File path) throws IOException {
    return newFileOutputStream(path.getPath());
  }

  static public FileOutputStream newFileOutputStream(String path) throws IOException {
    return newFileOutputStream(path, false);
  }

  static public FileOutputStream newFileOutputStream(File path, boolean append) throws IOException {
    return newFileOutputStream(path.getPath(), append);
  }

  static public FileOutputStream newFileOutputStream(String path, boolean append) throws IOException {
    mkdirsForFile(path);
    FileOutputStream f = new FileOutputStream(path, append);
    _registerIO(f, path, true);
    return f;
  }

  static public String imageServerURL() {
    return or2(trim(loadTextFile(javaxDataDir("image-server-url.txt"))), "http://botcompany.de/images/raw/");
  }

  static volatile public boolean muricaPassword_pretendNotAuthed = false;

  static public String muricaPassword() {
    if (muricaPassword_pretendNotAuthed)
      return null;
    return trim(loadTextFile(muricaPasswordFile()));
  }

  static public String fileServerURL() {
    return "https://botcompany.de/files";
  }

  static public String trim(String s) {
    return s == null ? null : s.trim();
  }

  static public String trim(StringBuilder buf) {
    return buf.toString().trim();
  }

  static public String trim(StringBuffer buf) {
    return buf.toString().trim();
  }

  static public String loadTextFile(String fileName) {
    return loadTextFile(fileName, null);
  }

  static public String loadTextFile(File f, String defaultContents) {
    return loadTextFile(f, defaultContents, "UTF-8");
  }

  static public String loadTextFile(File f, String defaultContents, String encoding) {
    try {
      checkFileNotTooBigToRead(f);
      if (f == null || !f.exists())
        return defaultContents;
      FileInputStream fileInputStream = new FileInputStream(f);
      InputStreamReader inputStreamReader = new InputStreamReader(fileInputStream, encoding);
      return loadTextFile(inputStreamReader);
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  public static String loadTextFile(File fileName) {
    return loadTextFile(fileName, null);
  }

  static public String loadTextFile(String fileName, String defaultContents) {
    return fileName == null ? defaultContents : loadTextFile(newFile(fileName), defaultContents);
  }

  static public String loadTextFile(Reader reader) throws IOException {
    StringBuilder builder = new StringBuilder();
    try {
      char[] buffer = new char[1024];
      int n;
      while (-1 != (n = reader.read(buffer))) builder.append(buffer, 0, n);
    } finally {
      reader.close();
    }
    return str(builder);
  }

  static public File getProgramFile(String progID, String fileName) {
    if (new File(fileName).isAbsolute())
      return new File(fileName);
    return new File(getProgramDir(progID), fileName);
  }

  static public File getProgramFile(String fileName) {
    return getProgramFile(getProgramID(), fileName);
  }

  public static File mkdirsFor(File file) {
    return mkdirsForFile(file);
  }

  static public void copyStreamWithPrints(InputStream in, OutputStream out, String pat) {
    try {
      byte[] buf = new byte[65536];
      int total = 0;
      while (true) {
        int n = in.read(buf);
        if (n <= 0)
          return;
        out.write(buf, 0, n);
        if ((total + n) / 100000 > total / 100000)
          print(pat.replace("{*}", str(roundDownTo(100000, total))));
        total += n;
      }
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public File renameFile_assertTrue(File a, File b) {
    try {
      if (a.equals(b))
        return b;
      if (!a.exists())
        throw fail("Source file not found: " + f2s(a));
      if (b.exists())
        throw fail("Target file exists: " + f2s(b));
      mkdirsForFile(b);
      if (!a.renameTo(b))
        throw fail("Can't rename " + f2s(a) + " to " + f2s(b));
      return b;
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public byte[] hexToBytes(String s) {
    if (odd(l(s)))
      throw fail("Hex string has odd length: " + quote(shorten(10, s)));
    int n = l(s) / 2;
    byte[] bytes = new byte[n];
    for (int i = 0; i < n; i++) {
      int a = parseHexChar(s.charAt(i * 2));
      int b = parseHexChar(s.charAt(i * 2 + 1));
      if (a < 0 || b < 0)
        throw fail("Bad hex byte: " + quote(substring(s, i * 2, i * 2 + 2)) + " at " + i * 2 + "/" + l(s));
      bytes[i] = (byte) ((a << 4) | b);
    }
    return bytes;
  }

  static public byte[] loadBinaryFilePart(File file, long start, long end) {
    try {
      RandomAccessFile raf = new RandomAccessFile(file, "r");
      int n = toInt(min(raf.length(), end - start));
      byte[] buffer = new byte[n];
      try {
        raf.seek(start);
        raf.readFully(buffer, 0, n);
        return buffer;
      } finally {
        raf.close();
      }
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public String _userHome;

  static public String userHome() {
    if (_userHome == null)
      return actualUserHome();
    return _userHome;
  }

  static public File userHome(String path) {
    return new File(userDir(), path);
  }

  static public String imageServerLink(String md5OrID) {
    if (possibleMD5(md5OrID))
      return "https://botcompany.de/images/md5/" + md5OrID;
    return imageServerLink(parseSnippetID(md5OrID));
  }

  static public String imageServerLink(long id) {
    return "https://botcompany.de/images/" + id;
  }

  static public boolean networkAllowanceTest(String url) {
    return isAllowed("networkAllowanceTest", url);
  }

  static public String exceptionToStringShort(Throwable e) {
    lastException(e);
    e = getInnerException(e);
    String msg = hideCredentials(unnull(e.getMessage()));
    if (msg.indexOf("Error") < 0 && msg.indexOf("Exception") < 0)
      return baseClassName(e) + prependIfNempty(": ", msg);
    else
      return msg;
  }

  static public void sleepSeconds(double s) {
    if (s > 0)
      sleep(round(s * 1000));
  }

  static public <A> A printWithTime(A a) {
    return printWithTime("", a);
  }

  static public <A> A printWithTime(String s, A a) {
    print(hmsWithColons() + ": " + s, a);
    return a;
  }

  static public Map vm_generalSubMap(Object name) {
    synchronized (vm_generalMap()) {
      Map map = (Map) (vm_generalMap_get(name));
      if (map == null)
        vm_generalMap_put(name, map = synchroMap());
      return map;
    }
  }

  static public InputStream urlConnection_getInputStream(URLConnection con) throws IOException {
    return con.getInputStream();
  }

  static public GZIPInputStream newGZIPInputStream(File f) {
    return gzInputStream(f);
  }

  static public GZIPInputStream newGZIPInputStream(InputStream in) {
    return gzInputStream(in);
  }

  static public String unquote(String s) {
    if (s == null)
      return null;
    if (startsWith(s, '[')) {
      int i = 1;
      while (i < s.length() && s.charAt(i) == '=') ++i;
      if (i < s.length() && s.charAt(i) == '[') {
        String m = s.substring(1, i);
        if (s.endsWith("]" + m + "]"))
          return s.substring(i + 1, s.length() - i - 1);
      }
    }
    if (s.length() > 1) {
      char c = s.charAt(0);
      if (c == '\"' || c == '\'') {
        int l = endsWith(s, c) ? s.length() - 1 : s.length();
        StringBuilder sb = new StringBuilder(l - 1);
        for (int i = 1; i < l; i++) {
          char ch = s.charAt(i);
          if (ch == '\\') {
            char nextChar = (i == l - 1) ? '\\' : s.charAt(i + 1);
            if (nextChar >= '0' && nextChar <= '7') {
              String code = "" + nextChar;
              i++;
              if ((i < l - 1) && s.charAt(i + 1) >= '0' && s.charAt(i + 1) <= '7') {
                code += s.charAt(i + 1);
                i++;
                if ((i < l - 1) && s.charAt(i + 1) >= '0' && s.charAt(i + 1) <= '7') {
                  code += s.charAt(i + 1);
                  i++;
                }
              }
              sb.append((char) Integer.parseInt(code, 8));
              continue;
            }
            switch(nextChar) {
              case '\"':
                ch = '\"';
                break;
              case '\\':
                ch = '\\';
                break;
              case 'b':
                ch = '\b';
                break;
              case 'f':
                ch = '\f';
                break;
              case 'n':
                ch = '\n';
                break;
              case 'r':
                ch = '\r';
                break;
              case 't':
                ch = '\t';
                break;
              case '\'':
                ch = '\'';
                break;
              case 'u':
                if (i >= l - 5) {
                  ch = 'u';
                  break;
                }
                int code = Integer.parseInt("" + s.charAt(i + 2) + s.charAt(i + 3) + s.charAt(i + 4) + s.charAt(i + 5), 16);
                sb.append(Character.toChars(code));
                i += 5;
                continue;
              default:
                ch = nextChar;
            }
            i++;
          }
          sb.append(ch);
        }
        return sb.toString();
      }
    }
    return s;
  }

  static public String toHex(byte[] bytes) {
    return bytesToHex(bytes);
  }

  static public String toHex(byte[] bytes, int ofs, int len) {
    return bytesToHex(bytes, ofs, len);
  }

  static public byte[] utf8(String s) {
    return toUtf8(s);
  }

  static public Matcher regexpMatcher(String pat, String s) {
    return compileRegexp(pat).matcher(unnull(s));
  }

  static public URLConnection setURLConnectionTimeouts(URLConnection con, long timeout) {
    con.setConnectTimeout(toInt(timeout));
    con.setReadTimeout(toInt(timeout));
    if (con.getConnectTimeout() != timeout || con.getReadTimeout() != timeout)
      print("Warning: Timeouts not set by JDK.");
    return con;
  }

  static public URLConnection setURLConnectionDefaultTimeouts(URLConnection con, long timeout) {
    if (con.getConnectTimeout() == 0) {
      con.setConnectTimeout(toInt(timeout));
      if (con.getConnectTimeout() != timeout)
        print("Warning: URL connect timeout not set by JDK.");
    }
    if (con.getReadTimeout() == 0) {
      con.setReadTimeout(toInt(timeout));
      if (con.getReadTimeout() != timeout)
        print("Warning: URL read timeout not set by JDK.");
    }
    return con;
  }

  static public String getComputerID_quick() {
    return computerID();
  }

  public static File mkdirsForFile(File file) {
    File dir = file.getParentFile();
    if (dir != null) {
      dir.mkdirs();
      if (!dir.isDirectory())
        if (dir.isFile())
          throw fail("Please delete the file " + f2s(dir) + " - it is supposed to be a directory!");
        else
          throw fail("Unknown IO exception during mkdirs of " + f2s(file));
    }
    return file;
  }

  public static String mkdirsForFile(String path) {
    mkdirsForFile(new File(path));
    return path;
  }

  static public void _registerIO(Object object, String path, boolean opened) {
  }

  static public File javaxDataDir_dir;

  static public File javaxDataDir() {
    return javaxDataDir_dir != null ? javaxDataDir_dir : new File(userHome(), "JavaX-Data");
  }

  static public File javaxDataDir(String... subs) {
    return newFile(javaxDataDir(), subs);
  }

  static public File muricaPasswordFile() {
    return new File(javaxSecretDir(), "murica/muricaPasswordFile");
  }

  static public ThreadLocal<VF1<File>> checkFileNotTooBigToRead_tl = new ThreadLocal();

  static public void checkFileNotTooBigToRead(File f) {
    callF(checkFileNotTooBigToRead_tl.get(), f);
  }

  static public File getProgramDir() {
    return programDir();
  }

  static public File getProgramDir(String snippetID) {
    return programDir(snippetID);
  }

  static public int roundDownTo(int n, int x) {
    return x / n * n;
  }

  static public long roundDownTo(long n, long x) {
    return x / n * n;
  }

  static public boolean odd(int i) {
    return (i & 1) != 0;
  }

  static public boolean odd(long i) {
    return (i & 1) != 0;
  }

  static public boolean odd(BigInteger i) {
    return odd(toInt(i));
  }

  static public int shorten_default = 100;

  static public String shorten(CharSequence s) {
    return shorten(s, shorten_default);
  }

  static public String shorten(CharSequence s, int max) {
    return shorten(s, max, "...");
  }

  static public String shorten(CharSequence s, int max, String shortener) {
    if (s == null)
      return "";
    if (max < 0)
      return str(s);
    return s.length() <= max ? str(s) : subCharSequence(s, 0, min(s.length(), max - l(shortener))) + shortener;
  }

  static public String shorten(int max, CharSequence s) {
    return shorten(s, max);
  }

  static public int parseHexChar(char c) {
    if (c >= '0' && c <= '9')
      return charDiff(c, '0');
    if (c >= 'a' && c <= 'f')
      return charDiff(c, 'a') + 10;
    if (c >= 'A' && c <= 'F')
      return charDiff(c, 'A') + 10;
    return -1;
  }

  static public String actualUserHome_value;

  static public String actualUserHome() {
    if (actualUserHome_value == null) {
      if (isAndroid())
        actualUserHome_value = "/storage/emulated/0/";
      else
        actualUserHome_value = System.getProperty("user.home");
    }
    return actualUserHome_value;
  }

  static public File actualUserHome(String sub) {
    return newFile(new File(actualUserHome()), sub);
  }

  static public File userDir() {
    return new File(userHome());
  }

  static public File userDir(String path) {
    return new File(userHome(), path);
  }

  static public boolean possibleMD5(String s) {
    return isMD5(s);
  }

  static volatile public Object isAllowed_function;

  static volatile public boolean isAllowed_all = true;

  static public boolean isAllowed(String askingMethod, Object... args) {
    Object f = vm_generalMap_get("isAllowed_function");
    if (f != null && !isTrue(callF(f, askingMethod, args)))
      return false;
    return isAllowed_all || isTrue(callF(isAllowed_function, askingMethod, args));
  }

  static public Throwable getInnerException(Throwable e) {
    if (e == null)
      return null;
    while (e.getCause() != null) e = e.getCause();
    return e;
  }

  static public Throwable getInnerException(Runnable r) {
    return getInnerException(getException(r));
  }

  static public String baseClassName(String className) {
    return substring(className, className.lastIndexOf('.') + 1);
  }

  static public String baseClassName(Object o) {
    return baseClassName(getClassName(o));
  }

  static public String prependIfNempty(String prefix, String s) {
    return empty(s) ? unnull(s) : prefix + s;
  }

  static volatile public boolean sleep_noSleep = false;

  static public void sleep(long ms) {
    ping();
    if (ms < 0)
      return;
    if (isAWTThread() && ms > 100)
      throw fail("Should not sleep on AWT thread");
    try {
      Thread.sleep(ms);
    } catch (Exception e) {
      throw new RuntimeException(e);
    }
  }

  static public void sleep() {
    try {
      if (sleep_noSleep)
        throw fail("nosleep");
      print("Sleeping.");
      sleepQuietly();
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public long round(double d) {
    return Math.round(d);
  }

  static public String round(String s) {
    return roundBracket(s);
  }

  static public String hmsWithColons() {
    return hmsWithColons(now());
  }

  static public String hmsWithColons(long time) {
    return new SimpleDateFormat("HH:mm:ss").format(time);
  }

  static public int gzInputStream_defaultBufferSize = 65536;

  static public GZIPInputStream gzInputStream(File f) {
    try {
      return gzInputStream(new FileInputStream(f));
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public GZIPInputStream gzInputStream(File f, int bufferSize) {
    try {
      return gzInputStream(new FileInputStream(f), bufferSize);
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public GZIPInputStream gzInputStream(InputStream in) {
    return gzInputStream(in, gzInputStream_defaultBufferSize);
  }

  static public GZIPInputStream gzInputStream(InputStream in, int bufferSize) {
    try {
      return _registerIOWrap(new GZIPInputStream(in, gzInputStream_defaultBufferSize), in);
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  public static String bytesToHex(byte[] bytes) {
    return bytesToHex(bytes, 0, bytes.length);
  }

  public static String bytesToHex(byte[] bytes, int ofs, int len) {
    StringBuilder stringBuilder = new StringBuilder(len * 2);
    for (int i = 0; i < len; i++) {
      String s = "0" + Integer.toHexString(bytes[ofs + i]);
      stringBuilder.append(s.substring(s.length() - 2, s.length()));
    }
    return stringBuilder.toString();
  }

  static public byte[] toUtf8(String s) {
    try {
      return s.getBytes(utf8charset());
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public Map<String, java.util.regex.Pattern> compileRegexp_cache = syncMRUCache(10);

  static public java.util.regex.Pattern compileRegexp(String pat) {
    java.util.regex.Pattern p = compileRegexp_cache.get(pat);
    if (p == null) {
      compileRegexp_cache.put(pat, p = java.util.regex.Pattern.compile(pat));
    }
    return p;
  }

  static public String _computerID;

  static public Lock computerID_lock = lock();

  public static String computerID() {
    if (_computerID == null) {
      Lock __0 = computerID_lock;
      lock(__0);
      try {
        if (_computerID != null)
          return _computerID;
        File file = computerIDFile();
        _computerID = loadTextFile(file.getPath());
        if (_computerID == null) {
          _computerID = loadTextFile(userDir(".tinybrain/computer-id"));
          if (_computerID == null)
            _computerID = makeRandomID(12, new SecureRandom());
          saveTextFile(file, _computerID);
        }
      } finally {
        unlock(__0);
      }
    }
    return _computerID;
  }

  static public File javaxSecretDir_dir;

  static public File javaxSecretDir() {
    return javaxSecretDir_dir != null ? javaxSecretDir_dir : new File(userHome(), "JavaX-Secret");
  }

  static public File javaxSecretDir(String sub) {
    return newFile(javaxSecretDir(), sub);
  }

  static public File programDir_mine;

  static public File programDir() {
    return programDir(getProgramID());
  }

  static public File programDir(String snippetID) {
    boolean me = sameSnippetID(snippetID, programID());
    if (programDir_mine != null && me)
      return programDir_mine;
    File dir = new File(javaxDataDir(), formatSnippetIDOpt(snippetID));
    if (me) {
      String c = caseID();
      if (nempty(c))
        dir = newFile(dir, c);
    }
    return dir;
  }

  static public File programDir(String snippetID, String subPath) {
    return new File(programDir(snippetID), subPath);
  }

  static public CharSequence subCharSequence(CharSequence s, int x) {
    return subCharSequence(s, x, s == null ? 0 : s.length());
  }

  static public CharSequence subCharSequence(CharSequence s, int x, int y) {
    if (s == null)
      return null;
    if (x < 0)
      x = 0;
    if (x >= s.length())
      return "";
    if (y < x)
      y = x;
    if (y > s.length())
      y = s.length();
    return s.subSequence(x, y);
  }

  static public int charDiff(char a, char b) {
    return (int) a - (int) b;
  }

  static public int charDiff(String a, char b) {
    return charDiff(stringToChar(a), b);
  }

  static public boolean isMD5(String s) {
    return l(s) == 32 && isLowerHexString(s);
  }

  static public Throwable getException(Runnable r) {
    try {
      callF(r);
      return null;
    } catch (Throwable e) {
      return e;
    }
  }

  static public Object sleepQuietly_monitor = new Object();

  static public void sleepQuietly() {
    try {
      assertFalse(isAWTThread());
      synchronized (sleepQuietly_monitor) {
        sleepQuietly_monitor.wait();
      }
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public String roundBracket(String s) {
    return "(" + s + ")";
  }

  static public String roundBracket(Object s) {
    return roundBracket(str(s));
  }

  static public <A> A _registerIOWrap(A wrapper, Object wrapped) {
    return wrapper;
  }

  static public Charset utf8charset_cache;

  static public Charset utf8charset() {
    if (utf8charset_cache == null)
      utf8charset_cache = utf8charset_load();
    return utf8charset_cache;
  }

  static public Charset utf8charset_load() {
    return Charset.forName("UTF-8");
  }

  static public <A, B> Map<A, B> syncMRUCache(int size) {
    return synchroMap(new MRUCache(size));
  }

  static public File computerIDFile() {
    return javaxDataDir("Basic Info/computer-id.txt");
  }

  static public String makeRandomID(int length) {
    return makeRandomID(length, defaultRandomGenerator());
  }

  static public String makeRandomID(int length, Random random) {
    char[] id = new char[length];
    for (int i = 0; i < id.length; i++) id[i] = (char) ((int) 'a' + random.nextInt(26));
    return new String(id);
  }

  static public String makeRandomID(Random r, int length) {
    return makeRandomID(length, r);
  }

  static public File saveTextFile(String fileName, String contents) throws IOException {
    CriticalAction action = beginCriticalAction("Saving file " + fileName + " (" + l(contents) + " chars)");
    try {
      File file = new File(fileName);
      mkdirsForFile(file);
      String tempFileName = fileName + "_temp";
      File tempFile = new File(tempFileName);
      if (contents != null) {
        if (tempFile.exists())
          try {
            String saveName = tempFileName + ".saved." + now();
            copyFile(tempFile, new File(saveName));
          } catch (Throwable e) {
            printStackTrace(e);
          }
        FileOutputStream fileOutputStream = newFileOutputStream(tempFile.getPath());
        OutputStreamWriter outputStreamWriter = new OutputStreamWriter(fileOutputStream, "UTF-8");
        PrintWriter printWriter = new PrintWriter(outputStreamWriter);
        printWriter.print(contents);
        printWriter.close();
      }
      if (file.exists() && !file.delete())
        throw new IOException("Can't delete " + fileName);
      if (contents != null)
        if (!tempFile.renameTo(file))
          throw new IOException("Can't rename " + tempFile + " to " + file);
      vmBus_send("wroteFile", file);
      return file;
    } finally {
      action.done();
    }
  }

  static public File saveTextFile(File fileName, String contents) {
    try {
      saveTextFile(fileName.getPath(), contents);
      return fileName;
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public boolean sameSnippetID(String a, String b) {
    if (!isSnippetID(a) || !isSnippetID(b))
      return false;
    return parseSnippetID(a) == parseSnippetID(b);
  }

  static public char stringToChar(String s) {
    if (l(s) != 1)
      throw fail("bad stringToChar: " + s);
    return firstChar(s);
  }

  static public boolean isLowerHexString(String s) {
    for (int i = 0; i < l(s); i++) {
      char c = s.charAt(i);
      if (c >= '0' && c <= '9' || c >= 'a' && c <= 'f') {
      } else
        return false;
    }
    return true;
  }

  static public void assertFalse(Object o) {
    if (!(eq(o, false)))
      throw fail(str(o));
  }

  static public boolean assertFalse(boolean b) {
    if (b)
      throw fail("oops");
    return b;
  }

  static public boolean assertFalse(String msg, boolean b) {
    if (b)
      throw fail(msg);
    return b;
  }

  static public Random defaultRandomGenerator() {
    return ThreadLocalRandom.current();
  }

  static public List<CriticalAction> beginCriticalAction_inFlight = synchroList();

  static public class CriticalAction {

    public String description;

    public CriticalAction() {
    }

    public CriticalAction(String description) {
      this.description = description;
    }

    public void done() {
      beginCriticalAction_inFlight.remove(this);
    }
  }

  static public CriticalAction beginCriticalAction(String description) {
    ping();
    CriticalAction c = new CriticalAction(description);
    beginCriticalAction_inFlight.add(c);
    return c;
  }

  static public void cleanMeUp_beginCriticalAction() {
    int n = 0;
    while (nempty(beginCriticalAction_inFlight)) {
      int m = l(beginCriticalAction_inFlight);
      if (m != n) {
        n = m;
        try {
          print("Waiting for " + n2(n, "critical actions") + ": " + join(", ", collect(beginCriticalAction_inFlight, "description")));
        } catch (Throwable __e) {
          printStackTrace(__e);
        }
      }
      sleepInCleanUp(10);
    }
  }

  static public File copyFile(File src, File dest) {
    try {
      FileInputStream inputStream = new FileInputStream(src.getPath());
      FileOutputStream outputStream = newFileOutputStream(dest.getPath());
      try {
        copyStream(inputStream, outputStream);
        inputStream.close();
      } finally {
        outputStream.close();
      }
      return dest;
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public char firstChar(String s) {
    return s.charAt(0);
  }

  static public <A> List<A> synchroList() {
    return synchroList(new ArrayList<A>());
  }

  static public <A> List<A> synchroList(List<A> l) {
    return Collections.synchronizedList(l);
  }

  static public String n2(long l) {
    return formatWithThousands(l);
  }

  static public String n2(AtomicLong l) {
    return n2(l.get());
  }

  static public String n2(Collection l) {
    return n2(l(l));
  }

  static public String n2(Map map) {
    return n2(l(map));
  }

  static public String n2(double l, String singular) {
    return empty(singular) ? str(l) : n2(l, singular, singular + "s");
  }

  static public String n2(double l, String singular, String plural) {
    if (fraction(l) == 0)
      return n2((long) l, singular, plural);
    else
      return l + " " + plural;
  }

  static public String n2(long l, String singular, String plural) {
    return n_fancy2(l, singular, plural);
  }

  static public String n2(long l, String singular) {
    return empty(singular) ? n2(l) : n_fancy2(l, singular, singular + "s");
  }

  static public String n2(Collection l, String singular) {
    return n2(l(l), singular);
  }

  static public String n2(Collection l, String singular, String plural) {
    return n_fancy2(l, singular, plural);
  }

  static public String n2(Map m, String singular, String plural) {
    return n_fancy2(m, singular, plural);
  }

  static public String n2(Map m, String singular) {
    return n2(l(m), singular);
  }

  static public String n2(long[] a, String singular) {
    return n2(l(a), singular);
  }

  static public String n2(Object[] a, String singular) {
    return n2(l(a), singular);
  }

  static public String n2(Object[] a, String singular, String plural) {
    return n_fancy2(a, singular, plural);
  }

  static public String n2(MultiSet ms, String singular, String plural) {
    return n_fancy2(ms, singular, plural);
  }

  static public List collect(Iterable c, String field) {
    return collectField(c, field);
  }

  static public List collect(String field, Iterable c) {
    return collectField(c, field);
  }

  static public void sleepInCleanUp(long ms) {
    try {
      if (ms < 0)
        return;
      Thread.sleep(ms);
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public void copyStream(InputStream in, OutputStream out) {
    try {
      byte[] buf = new byte[65536];
      while (true) {
        int n = in.read(buf);
        if (n <= 0)
          return;
        out.write(buf, 0, n);
      }
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public String formatWithThousands(long l) {
    return formatWithThousandsSeparator(l);
  }

  static public double fraction(double d) {
    return d % 1;
  }

  static public String n_fancy2(long l, String singular, String plural) {
    return formatWithThousandsSeparator(l) + " " + trim(l == 1 ? singular : plural);
  }

  static public String n_fancy2(Collection l, String singular, String plural) {
    return n_fancy2(l(l), singular, plural);
  }

  static public String n_fancy2(Map m, String singular, String plural) {
    return n_fancy2(l(m), singular, plural);
  }

  static public String n_fancy2(Object[] a, String singular, String plural) {
    return n_fancy2(l(a), singular, plural);
  }

  static public String n_fancy2(MultiSet ms, String singular, String plural) {
    return n_fancy2(l(ms), singular, plural);
  }

  static public List collectField(Iterable c, String field) {
    List l = new ArrayList();
    if (c != null)
      for (Object a : c) l.add(getOpt(a, field));
    return l;
  }

  static public List collectField(String field, Iterable c) {
    return collectField(c, field);
  }

  static public String formatWithThousandsSeparator(long l) {
    return NumberFormat.getInstance(new Locale("en_US")).format(l);
  }

  static public interface IResourceLoader {

    public String loadSnippet(String snippetID);

    public String getTranspiled(String snippetID);

    public int getSnippetType(String snippetID);

    public String getSnippetTitle(String snippetID);

    public File loadLibrary(String snippetID);

    default public File pathToJavaXJar() {
      return pathToJavaxJar_noResourceLoader();
    }

    default public File getSnippetJar(String snippetID, String transpiledSrc) {
      return null;
    }
  }

  static public class proxy_InvocationHandler implements InvocationHandler {

    public Object target;

    public proxy_InvocationHandler() {
    }

    public proxy_InvocationHandler(Object target) {
      this.target = target;
    }

    public Object invoke(Object proxy, Method method, Object[] args) {
      return call(target, method.getName(), unnull(args));
    }
  }

  static public File loadLibrary(String snippetID) {
    return loadBinarySnippet(snippetID);
  }

  static public File pathToJavaxJar() {
    IResourceLoader rl = vm_getResourceLoader();
    if (rl != null)
      return rl.pathToJavaXJar();
    return pathToJavaxJar_noResourceLoader();
  }

  static public File pathToJavaxJar_noResourceLoader() {
    try {
      int x = latestInstalledJavaX();
      File xfile = new File(userHome(), ".javax/x" + Math.max(x, 30) + ".jar");
      if (!xfile.isFile()) {
        print("Saving " + f2s(xfile));
        String url = x30JarServerURL();
        byte[] data = loadBinaryPage(url);
        if (data.length < 1000000)
          throw fail("Could not load " + url);
        saveBinaryFile(xfile.getPath(), data);
      }
      return xfile;
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public int latestInstalledJavaX() {
    File[] files = new File(userHome(), ".javax").listFiles();
    int v = 0;
    if (files != null)
      for (File f : files) {
        Matcher m = regexpMatcher("x(\\d\\d\\d?)\\.jar", f.getName());
        if (m.matches())
          v = Math.max(v, Integer.parseInt(m.group(1)));
      }
    return v;
  }

  static public String x30JarServerURL() {
    return "http://botcompany.de:8081/x30.jar";
  }
}