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.fail;
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 static x30_pkg.x30_util.asList;
import x30_pkg.x30_util.DynamicObject;
import loadableUtils.utils;
import static loadableUtils.utils._threadInfo;
import static loadableUtils.utils._threadInheritInfo;
import static loadableUtils.utils._threadInfo_addMakerAndRetriever;
import static loadableUtils.utils.dm_currentModule;
import static loadableUtils.utils.dm_current_mandatory;
import static loadableUtils.utils.match;
import static loadableUtils.utils.getOpt_raw;
import static loadableUtils.utils.setOpt_raw;
import static loadableUtils.utils.getField;
import static loadableUtils.utils.fieldType;
import static loadableUtils.utils.format3;
import static loadableUtils.utils.vm_generalIdentityHashSet;
import static loadableUtils.utils.vm_generalHashMap;
import static loadableUtils.utils.vm_generalWeakSubMap;
import static loadableUtils.utils.bindToComponent;
import static loadableUtils.utils.struct;
import static loadableUtils.utils.structure;
import static loadableUtils.utils.loadPage;
import static loadableUtils.utils.loadPage_utf8;
import static loadableUtils.utils.loadPageSilentlyWithTimeout;
import static loadableUtils.utils.loadPageSilently;
import static loadableUtils.utils.loadSnippet;
import static loadableUtils.utils.loadSnippetQuietly;
import static loadableUtils.utils.sendToLocalBot;
import static loadableUtils.utils.componentPopupMenu;
import static loadableUtils.utils.componentPopupMenu_top;
import static loadableUtils.utils.componentPopupMenu_initForComponent;
import static loadableUtils.utils.componentPopupMenu_getEvent;
import static loadableUtils.utils.listPopupMenu;
import static loadableUtils.utils.tablePopupMenu;
import static loadableUtils.utils.rowSorter_setComparators;
import static loadableUtils.utils.sexyTableWithoutDrag;
import static loadableUtils.utils.dm_current_generic;
import static loadableUtils.utils.dm_current_mandatory_generic;
import static loadableUtils.utils.cset;
import static loadableUtils.utils.DynamicObject_loading;
import static loadableUtils.utils.concepts_unlisted;
import static loadableUtils.utils.makePopupMenuConditional;
import static loadableUtils.utils.makeConceptsTable_idWidth;
import static loadableUtils.utils.showConceptsTable_afterUpdate;
import static loadableUtils.utils.dynamicObjectIsLoading;
import loadableUtils.utils.F0;
import loadableUtils.utils.F1;
import loadableUtils.utils.IF1;
import loadableUtils.utils.Matches;
import loadableUtils.utils.BetterLabel;
import loadableUtils.utils.SingleComponentPanel;
import loadableUtils.utils.Snippet;
import loadableUtils.utils.Q;
import loadableUtils.utils.ImageSurface;
import loadableUtils.utils.structure_Data;
import loadableUtils.utils.structure_ClassInfo;
import loadableUtils.utils.RGBImage;
import loadableUtils.utils.RGB;
import loadableUtils.utils.BWImage;
import loadableUtils.utils.MakesBufferedImage;
import loadableUtils.utils.MultiSet;
import loadableUtils.utils.Concept;
import loadableUtils.utils.Concepts;
import loadableUtils.utils.IConceptIndex;
import loadableUtils.utils.IFieldIndex;
import loadableUtils.utils.Derefable;
import loadableUtils.utils.ImageSurfaceSelector;
import loadableUtils.utils.SimpleCRUD;
import loadableUtils.utils.PersistableThrowable;
import loadableUtils.utils.DynModule;
import loadableUtils.utils.DynPrintLog;
import loadableUtils.utils.DynObjectTable;
import loadableUtils.utils.DynImageSurface;
import loadableUtils.utils.DynCalculatedList;
import loadableUtils.utils.Rect;
import loadableUtils.utils.Pt;
import javax.swing.border.TitledBorder;
import javax.swing.border.*;
import javax.imageio.metadata.*;
import javax.imageio.stream.*;
import javax.swing.undo.UndoManager;
import javax.net.ssl.*;
import java.security.SecureRandom;
import java.security.cert.X509Certificate;
import java.text.SimpleDateFormat;
import java.text.NumberFormat;
import javax.swing.event.AncestorListener;
import javax.swing.event.AncestorEvent;
import javax.swing.Timer;

class main {

  static public class InputInterpreter extends DynTextArea {

    public String output;

    transient public ReliableSingleThread rstRunProgram = dm_rst(this, new Runnable() {

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

      public String toString() {
        return "runProgram();";
      }
    });

    transient public JLabel lblStatus;

    public JComponent visualize() {
      return jvsplit(jCenteredSection("Input", super.visualize()), centerAndSouth(jCenteredSection("Output", dm_textArea_scrollDown_readOnly("output")), withRightMargin(lblStatus = jRightAlignedLabel())));
    }

    public void start() {
      super.start();
      grabInterval = 1.0;
      dm_watchFieldAndNow("text", rstRunProgram);
    }

    public void runProgram() {
      AutoCloseable __8 = tempMiniLoadingAnim();
      try {
        {
          long _startTime_9 = sysNow();
          try {
            List<Pair<String, Map<String, String>>> list = agiBlue_rules_gazelleZip(trim(text));
            setField("output", mapToLines(list, ruleAndMap -> gazelle_deepReplaceVars(ruleAndMap.b, pairB(tok_splitAtDoubleArrow_pair(ruleAndMap.a)))));
          } finally {
            _startTime_9 = sysNow() - _startTime_9;
            saveTiming(_startTime_9);
          }
        }
        main.setText(lblStatus, lastTiming_formatted());
      } finally {
        _close(__8);
      }
    }
  }

  static public boolean _moduleClass_InputInterpreter = true;

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

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

      public Class get(String name) {
        try {
          Class c = findClass_fullName(name);
          if (c != null)
            return c;
          if (startsWith(name, "main$"))
            return loadableUtils.utils.findClass_fullName("loadableUtils.utils" + substring(name, 4));
          return null;
        } catch (Exception __e) {
          throw rethrow(__e);
        }
      }

      public String toString() {
        return "Class c = findClass_fullName(name);\r\n    if (c != null) ret c;\r\n    if (start...";
      }
    });
  }

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

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

  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((endsWithLetterOrDigit(s) ? s + ": " : s) + o);
    return o;
  }

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

  static public void print_noNewLine(String s) {
    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;
    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);
  }

  static public void print_autoRotate() {
  }

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

  static public ReliableSingleThread dm_rst(Runnable r) {
    return dm_rst(dm_current_mandatory(), r);
  }

  static public ReliableSingleThread dm_rst(DynModule mod, Runnable r) {
    return dm_rst(mod, new ReliableSingleThread(r));
  }

  static public ReliableSingleThread dm_rst(DynModule mod, ReliableSingleThread rst) {
    rst.enter = dm_rEnter(mod);
    return rst;
  }

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

  static public RuntimeException rethrow(String msg, Throwable t) {
    throw new RuntimeException(msg, t);
  }

  static public JSplitPane jvsplit(Component n, Component s) {
    return jvsplit(n, s, 0.5);
  }

  static public JSplitPane jvsplit(Component n, Component s, double splitPoint, int delay) {
    return jvsplit(n, s, splitPoint);
  }

  static public JSplitPane jvsplit(Component n, Component s, double splitPoint) {
    return setSplitPaneOnFirstShowing(swingNu(JSplitPane.class, JSplitPane.VERTICAL_SPLIT, wrap(n), wrap(s)), splitPoint);
  }

  static public JSplitPane jvsplit(double splitPoint, Component n, Component s) {
    return jvsplit(n, s, splitPoint);
  }

  static public JPanel jCenteredSection(Component c) {
    return jCenteredSection("", c);
  }

  static public JPanel jCenteredSection(final String title, final Component c) {
    return swing(new F0<JPanel>() {

      public JPanel get() {
        try {
          JPanel p = jSection(title, c);
          ((TitledBorder) p.getBorder()).setTitleJustification(TitledBorder.CENTER);
          return p;
        } catch (Exception __e) {
          throw rethrow(__e);
        }
      }

      public String toString() {
        return "JPanel p = jSection(title, c);\r\n    ((TitledBorder) p.getBorder()).setTitleJu...";
      }
    });
  }

  static public JPanel jCenteredSection(String title) {
    return jCenteredSection(title, jpanel());
  }

  static public JPanel centerAndSouth(final Component c, final Component s) {
    return swing(new F0<JPanel>() {

      public JPanel get() {
        try {
          JPanel panel = new JPanel(new BorderLayout());
          panel.add(BorderLayout.CENTER, wrap(c));
          if (s != null)
            panel.add(BorderLayout.SOUTH, wrap(s));
          return panel;
        } catch (Exception __e) {
          throw rethrow(__e);
        }
      }

      public String toString() {
        return "JPanel panel = new JPanel(new BorderLayout);\r\n    panel.add(BorderLayout.CENT...";
      }
    });
  }

  static public JTextArea dm_textArea_scrollDown_readOnly(String field) {
    return jLiveValueTextArea_scrollDown(dm_fieldLiveValue(field));
  }

  static public int withRightMargin_defaultWidth = 6;

  static public JPanel withRightMargin(Component c) {
    return withRightMargin(withRightMargin_defaultWidth, c);
  }

  static public JPanel withRightMargin(final int w, final Component c) {
    return swing(new F0<JPanel>() {

      public JPanel get() {
        try {
          JPanel p = new JPanel(new BorderLayout());
          p.setBorder(BorderFactory.createEmptyBorder(0, 0, 0, w));
          p.add(c);
          return p;
        } catch (Exception __e) {
          throw rethrow(__e);
        }
      }

      public String toString() {
        return "JPanel p = new JPanel(new BorderLayout);\r\n    p.setBorder(BorderFactory.creat...";
      }
    });
  }

  static public JLabel jRightAlignedLabel() {
    return jrightAlignedLabel();
  }

  static public JLabel jRightAlignedLabel(String text) {
    return jrightAlignedLabel(text);
  }

  static public void dm_watchFieldAndNow(String field, Runnable onChange) {
    dm_watchField(field, onChange);
    dm_q(onChange);
  }

  static public <A> AutoCloseable tempMiniLoadingAnim() {
    return tempDisposeWindow(miniLoadingAnim());
  }

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

  static public List<Pair<String, Map<String, String>>> agiBlue_rules_gazelleZip(String input) {
    List<Pair<String, Map<String, String>>> out = new ArrayList();
    for (String rule : agiBlue_allRules()) {
      Pair<String, String> p = splitAtDoubleArrow_pair(rule);
      if (p == null)
        continue;
      Map<String, String> map = gazelle_zip(p.a, input);
      if (map == null)
        continue;
      out.add(pair(rule, mapKeysAndValues(__30 -> tok_deRoundOrCurlyBracket(__30), map)));
    }
    return out;
  }

  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 List<String> mapToLines(Map map) {
    List<String> l = new ArrayList();
    for (Object key : keys(map)) l.add(str(key) + " = " + str(map.get(key)));
    return l;
  }

  static public String mapToLines(Map map, Object f) {
    return lines(map(map, f));
  }

  static public String mapToLines(Object f, Map map) {
    return lines(map(map, f));
  }

  static public String mapToLines(Object f, Iterable l) {
    return lines(map(f, l));
  }

  static public <A> String mapToLines(Iterable<A> l, IF1<A, String> f) {
    return mapToLines(f, l);
  }

  static public String gazelle_deepReplaceVars(Map<String, String> map, String s, Object... __) {
    Map<String, String> map2 = mapValues("roundIfMultipleTokensUnlessCurlyBracketed", map);
    return gazelle_deepReplaceVars_impl(map2, s, __);
  }

  static public String gazelle_deepReplaceVars_impl(Map<String, String> map, String s, Object... __) {
    List<String> tok = javaTokWithBrackets(s);
    return join(mapCodeTokens(tok, t -> {
      String t2 = tok_deRoundOrCurlyBracket(t);
      String t3 = map.get(t2);
      if (t3 != null)
        return t3;
      if (l(tok) == 3)
        return t;
      String t4 = gazelle_deepReplaceVars_impl(map, t2, __);
      if (eq(t4, t2))
        return t;
      return roundBracketOptIfMoreThanOneToken(t4);
    }));
  }

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

  static public Pair<String, String> tok_splitAtDoubleArrow_pair(String s) {
    return splitAtDoubleArrow_pair(s);
  }

  static public Pair<String, String> tok_splitAtDoubleArrow_pair(List<String> tok) {
    return splitAtDoubleArrow_pair(tok);
  }

  static public ThreadLocal<Long> saveTiming_last = new ThreadLocal();

  static public void saveTiming(long ms) {
    print(ms + " ms");
    saveTiming_noPrint(ms);
  }

  static public void saveTiming_noPrint(long ms) {
    saveTiming_last.set(ms);
  }

  static public boolean setText_opt = true;

  static public <A extends JTextComponent> A setText(A c, Object text) {
    setText((JComponent) c, text);
    return c;
  }

  static public <A extends JComboBox> A setText(final A c, Object text) {
    final String s = strUnnull(text);
    {
      swing(new Runnable() {

        public void run() {
          try {
            c.getEditor().setItem(s);
          } catch (Exception __e) {
            throw rethrow(__e);
          }
        }

        public String toString() {
          return "c.getEditor().setItem(s);";
        }
      });
    }
    return c;
  }

  static public void setText(JLabel c, Object text) {
    setText((JComponent) c, text);
  }

  static public JButton setText(JButton c, Object text) {
    setText((JComponent) c, jlabel_textAsHTML_center_ifNeeded(strUnnull(text)));
    return c;
  }

  static public <A extends JComponent> A setText(final A c, Object text) {
    if (c == null)
      return null;
    final String s = strUnnull(text);
    {
      swing(new Runnable() {

        public void run() {
          try {
            if (!setText_opt || neq(callOpt(c, "getText"), s))
              call(c, "setText", s);
          } catch (Exception __e) {
            throw rethrow(__e);
          }
        }

        public String toString() {
          return "if (!setText_opt || neq(callOpt(c, \"getText\"), s))\r\n      call(c, \"setText\", s);";
        }
      });
    }
    return c;
  }

  static public String lastTiming_formatted() {
    return renderElapsedTimePleasantly(lastTiming());
  }

  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 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 in " + c);
      }
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  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 boolean startsWith(String a, String b) {
    return a != null && a.startsWith(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;
    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;
    if (x >= s.length())
      return "";
    if (y < x)
      y = x;
    if (y > s.length())
      y = s.length();
    return s.substring(x, y);
  }

  static public Object _defaultClassFinder_value = defaultDefaultClassFinder();

  static public Object _defaultClassFinder() {
    return _defaultClassFinder_value;
  }

  static public String programID;

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

  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 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 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 F0<AutoCloseable> dm_rEnter(final DynModule mod) {
    return mod == null ? null : new F0<AutoCloseable>() {

      public AutoCloseable get() {
        try {
          return mod.enter();
        } catch (Exception __e) {
          throw rethrow(__e);
        }
      }

      public String toString() {
        return "ret mod.enter();";
      }
    };
  }

  static public void _handleError(Error e) {
    call(javax(), "_handleError", e);
  }

  static public JSplitPane setSplitPaneOnFirstShowing(final Component c, final double value) {
    final JSplitPane sp = first(childrenOfType(c, JSplitPane.class));
    if (sp != null)
      onFirstResize(sp, new Runnable() {

        public void run() {
          try {
            sp.setDividerLocation(value);
          } catch (Exception __e) {
            throw rethrow(__e);
          }
        }

        public String toString() {
          return "sp.setDividerLocation(value);";
        }
      });
    return sp;
  }

  static public <A> A swingNu(final Class<A> c, final Object... args) {
    return swingConstruct(c, args);
  }

  static public JComponent wrap(Object swingable) {
    return _recordNewSwingComponent(wrap_2(swingable));
  }

  static public JComponent wrap_2(Object swingable) {
    if (swingable == null)
      return null;
    JComponent c;
    if (swingable instanceof Component)
      c = componentToJComponent(((Component) swingable));
    else
      c = componentToJComponent((Component) callOpt(swingable, "swing"));
    if (c instanceof JTable || c instanceof JList || c instanceof JTextArea || c instanceof JEditorPane || c instanceof JTextPane || c instanceof JTree)
      return jscroll(c);
    return c == null ? jlabel(str(swingable)) : c;
  }

  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 JPanel jSection(Component c) {
    return jSection("", c);
  }

  static public JPanel jSection(final String title, final Component c) {
    return swing(new F0<JPanel>() {

      public JPanel get() {
        try {
          Border border = BorderFactory.createBevelBorder(BevelBorder.LOWERED);
          border = BorderFactory.createTitledBorder(border, title);
          JSection panel = new JSection(c);
          panel.setBorder(border);
          return panel;
        } catch (Exception __e) {
          throw rethrow(__e);
        }
      }

      public String toString() {
        return "Border border = BorderFactory.createBevelBorder(BevelBorder.LOWERED);\r\n    bo...";
      }
    });
  }

  static public JPanel jSection(String title) {
    return jSection(title, jpanel());
  }

  static public JPanel jpanel(LayoutManager layout) {
    return swingNu(JPanel.class, layout);
  }

  static public JPanel jpanel() {
    return swingNu(JPanel.class);
  }

  static public JTextArea jLiveValueTextArea_scrollDown(final SimpleLiveValue<String> lv) {
    final JTextArea ta = typeWriterTextArea();
    bindTextComponentToLiveValue_scrollDown(ta, lv);
    return ta;
  }

  static public SimpleLiveValue dm_fieldLiveValue(String fieldName) {
    return dm_fieldLiveValue(dm_current_mandatory(), fieldName);
  }

  static public SimpleLiveValue dm_fieldLiveValue(final DynModule module, final String fieldName) {
    Lock __0 = module.lock;
    lock(__0);
    try {
      Class type = getFieldType(module, fieldName);
      final SimpleLiveValue value = new SimpleLiveValue(type, get(module, fieldName));
      module.onChange(new Runnable() {

        public void run() {
          try {
            Object o = get(module, fieldName);
            value.set(o);
            ;
          } catch (Exception __e) {
            throw rethrow(__e);
          }
        }

        public String toString() {
          return "ifdef dm_fieldLiveValue_debug\r\n      print(\"dm_fieldLiveValue: setting \" + fi...";
        }
      });
      value.onChange(new Runnable() {

        public void run() {
          try {
            module.setField(fieldName, value.get());
            ;
          } catch (Exception __e) {
            throw rethrow(__e);
          }
        }

        public String toString() {
          return "ifdef dm_fieldLiveValue_debug\r\n      print(\"dm_fieldLiveValue: setting 2 \" + ...";
        }
      });
      return value;
    } finally {
      unlock(__0);
    }
  }

  static public JLabel jrightAlignedLabel() {
    return jrightAlignedLabel(" ");
  }

  static public JLabel jrightAlignedLabel(final String text) {
    return swing(new F0<JLabel>() {

      public JLabel get() {
        try {
          return new JLabel(text, JLabel.RIGHT);
        } catch (Exception __e) {
          throw rethrow(__e);
        }
      }

      public String toString() {
        return "ret new JLabel(text, JLabel.RIGHT);";
      }
    });
  }

  static public void dm_watchField(String field, Runnable onChange) {
    new Dyn_FieldWatcher(dm_current_mandatory(), field, onChange);
  }

  static public Q dm_q() {
    return dm_current_mandatory().q();
  }

  static public void dm_q(Runnable r) {
    dm_inQ(r);
  }

  static public void dm_q(DynModule module, Runnable r) {
    module.q().add(r);
  }

  static public <A> AutoCloseable tempDisposeWindow(final Window w) {
    return new AutoCloseable() {

      public void close() {
        disposeWindow(w);
      }
    };
  }

  static public JWindow miniLoadingAnim(String text) {
    return miniLoadingAnim();
  }

  static public JWindow miniLoadingAnim() {
    return showAnimationInTopRightCorner("#1009613");
  }

  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() {
    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 List<String> agiBlue_allRules() {
    return agiBlue_pageNamesContaining(agiBlue_rulesSlice(), "=>");
  }

  static public Pair<String, String> splitAtDoubleArrow_pair(String s) {
    return splitAtDoubleArrow_pair(javaTokWithBrackets(s));
  }

  static public Pair<String, String> splitAtDoubleArrow_pair(List<String> tok) {
    return listToPair(splitAtDoubleArrow(tok));
  }

  static public Map<String, String> gazelle_zip(String inputA, String inputB, Object... __) {
    Object tokenizer = optPar("tokenizer", __, "javaTokWithBrackets");
    return gazelle_zipTwoTokenizationsToMap(callTokenizer(tokenizer, inputA), callTokenizer(tokenizer, inputB));
  }

  static public Map<String, String> gazelle_zip(Pair<String, String> inputs, Object... __) {
    return inputs == null ? null : gazelle_zip(inputs.a, inputs.b, __);
  }

  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 Map mapKeysAndValues(Object f, Map map) {
    return mapKeysAndValues(f, f, map);
  }

  static public Map mapKeysAndValues(Object fKey, Object fValue, Map map) {
    if (map == null)
      return null;
    Map m = similarEmptyMap(map);
    for (Object key : keys(map)) m.put(callF(fKey, key), callF(fValue, map.get(key)));
    return m;
  }

  static public <A, B> Map<B, B> mapKeysAndValues(IF1<A, B> f, Map<A, A> map) {
    return mapKeysAndValues((Object) f, map);
  }

  static public String tok_deRoundOrCurlyBracket(String s) {
    return isCurlyBraced(s) || tok_isRoundBracketed(s) ? join(dropFirstThreeAndLastThree(javaTok(s))) : s;
  }

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

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

  static public String lines(Iterable lines) {
    return fromLines(lines);
  }

  static public String lines(Object[] lines) {
    return fromLines(asList(lines));
  }

  static public List<String> lines(String s) {
    return toLines(s);
  }

  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) 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) 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) 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) 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()) {
        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 Map mapValues(Object func, Map map) {
    Map m = similarEmptyMap(map);
    for (Object key : keys(map)) m.put(key, callF(func, map.get(key)));
    return m;
  }

  static public <A, B, C> Map<A, C> mapValues(Map<A, B> map, IF1<B, C> f) {
    return mapValues(f, map);
  }

  static public Map mapValues(Map map, Object func) {
    return mapValues(func, map);
  }

  static public String roundIfMultipleTokensUnlessCurlyBracketed(String s) {
    return !tok_isCurlyBracketed(s) && !tok_isRoundBracketed(s) && countTokens(s) > 1 ? roundBracket(s) : s;
  }

  static public List<String> javaTokWithBrackets(String s) {
    return javaTokPlusBrackets(s);
  }

  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));
  }

  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 List mapCodeTokens(Object f, List l) {
    List out = new ArrayList();
    for (int i = 0; i < l(l); i++) {
      Object o = l.get(i);
      out.add(odd(i) ? callF(f, o) : o);
    }
    return out;
  }

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

  static public List<String> mapCodeTokens(List<String> tok, IF1<String, String> f) {
    return mapCodeTokens(tok, (Object) f);
  }

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

  static public String roundBracketOptIfMoreThanOneToken(String s) {
    return !tok_isRoundBracketed(s) && numberOfJavaTokens(s) > 1 ? roundBracket(s) : s;
  }

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

  static public String jlabel_textAsHTML_center_ifNeeded(String text) {
    if (swic(text, "<html>") && ewic(text, "</html>"))
      return text;
    if (!containsNewLines(text))
      return text;
    return jlabel_textAsHTML_center(text);
  }

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

  static public String renderElapsedTimePleasantly(long ms) {
    double secs = toSeconds(ms);
    if (secs >= 1)
      return formatDouble(secs, 3) + " s";
    return ms + " ms";
  }

  static public long lastTiming() {
    return getLastTiming();
  }

  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) {
    synchronized (callOpt_cache) {
      _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(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 Class __javax;

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

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

      public Class get(String name) {
        try {
          Class c = findClass_fullName(name);
          if (c != null)
            return c;
          if (startsWith(name, "loadableUtils.utils$"))
            return findClass_fullName("main" + substring(name, 19));
          return null;
        } catch (Exception __e) {
          throw rethrow(__e);
        }
      }

      public String toString() {
        return "Class c = findClass_fullName(name);\r\n    if (c != null) ret c;\r\n    if (start...";
      }
    };
  }

  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(Map m) {
    return !empty(m);
  }

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

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

  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;
      return (o instanceof Class ? (Class) o : o.getClass()).getClassLoader().loadClass("main");
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

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

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

  static public <A> List<A> childrenOfType(Component c, Class<A> theClass) {
    List<A> l = new ArrayList();
    scanForComponents(c, theClass, l);
    return l;
  }

  static public <A> List<A> childrenOfType(Class<A> theClass, Component c) {
    return childrenOfType(c, theClass);
  }

  static public void onFirstResize(final Component c, final Object r) {
    if (c != null && r != null) {
      swing(new Runnable() {

        public void run() {
          try {
            c.addComponentListener(new ComponentAdapter() {

              public void componentResized(ComponentEvent e) {
                c.removeComponentListener(this);
                pcallF(r);
              }
            });
          } catch (Exception __e) {
            throw rethrow(__e);
          }
        }

        public String toString() {
          return "c.addComponentListener(new ComponentAdapter {\r\n      public void componentRes...";
        }
      });
    }
  }

  static public <A> A swingConstruct(final Class<A> c, final Object... args) {
    return swing(new F0<A>() {

      public A get() {
        try {
          return nuObject(c, args);
        } catch (Exception __e) {
          throw rethrow(__e);
        }
      }

      public String toString() {
        return "ret nuObject(c, args);";
      }
    });
  }

  static public <A extends Component> A _recordNewSwingComponent(A c) {
    if (c != null)
      callF((Object) vm_generalMap_get("newSwingComponentRegistry"), (Object) c);
    return c;
  }

  static public JComponent componentToJComponent(Component c) {
    if (c instanceof JComponent)
      return (JComponent) c;
    if (c instanceof JFrame)
      return ((JFrame) c).getRootPane();
    if (c == null)
      return null;
    throw fail("boohoo " + getClassName(c));
  }

  static public JScrollPane jscroll(final Component c) {
    return swing(new F0<JScrollPane>() {

      public JScrollPane get() {
        try {
          return new JScrollPane(c);
        } catch (Exception __e) {
          throw rethrow(__e);
        }
      }

      public String toString() {
        return "ret new JScrollPane(c);";
      }
    });
  }

  static public JLabel jlabel(final String text) {
    return swingConstruct(BetterLabel.class, text);
  }

  static public JLabel jlabel() {
    return jlabel(" ");
  }

  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 JTextArea typeWriterTextArea() {
    return newTypeWriterTextArea();
  }

  static public JTextArea typeWriterTextArea(String text) {
    return newTypeWriterTextArea(text);
  }

  static public <A extends JTextComponent> A bindTextComponentToLiveValue_scrollDown(final A tc, final LiveValue lv) {
    return bindLiveValueListenerToComponent(tc, lv, new Runnable() {

      public void run() {
        try {
          setTextAndMoveCaretToEnd(tc, strOrNull(lv.get()));
        } catch (Exception __e) {
          throw rethrow(__e);
        }
      }

      public String toString() {
        return "setTextAndMoveCaretToEnd(tc, strOrNull(lv.get()))";
      }
    });
  }

  static public void lock(Lock lock) {
    try {
      ping();
      if (lock == null)
        return;
      try {
        lock.lockInterruptibly();
      } catch (InterruptedException e) {
        print("Locking interrupted! I probably deadlocked, oops.");
        printStackTrace(e);
        rethrow(e);
      }
      ping();
    } 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 Class getFieldType(Object o, String field) {
    return fieldType(o, field);
  }

  static public void unlock(Lock lock, String msg) {
    if (lock == null)
      return;
    print("Unlocking: " + msg);
    lock.unlock();
  }

  static public void unlock(Lock lock) {
    if (lock == null)
      return;
    lock.unlock();
  }

  static public void dm_inQ(Runnable r) {
    dm_q().add(r);
  }

  static public void disposeWindow(final Window window) {
    if (window != null) {
      swing(new Runnable() {

        public void run() {
          try {
            window.dispatchEvent(new WindowEvent(window, WindowEvent.WINDOW_CLOSING));
            myFrames_list.remove(window);
            window.dispose();
          } catch (Exception __e) {
            throw rethrow(__e);
          }
        }

        public String toString() {
          return "window.dispatchEvent(new WindowEvent(window, WindowEvent.WINDOW_CLOSING)); //...";
        }
      });
    }
  }

  static public void disposeWindow(final Component c) {
    disposeWindow(getWindow(c));
  }

  static public void disposeWindow(Object o) {
    if (o != null)
      disposeWindow(((Component) o));
  }

  static public void disposeWindow() {
    disposeWindow(heldInstance(Component.class));
  }

  static public boolean showAnimationInTopRightCorner_alwaysOnTop = true;

  static public boolean showAnimationInTopRightCorner_on = true;

  static public JWindow showAnimationInTopRightCorner(String imageID, String text) {
    if (isHeadless() || !showAnimationInTopRightCorner_on)
      return null;
    return showAnimationInTopRightCorner(imageIcon(imageID), text);
  }

  static public JWindow showAnimationInTopRightCorner(final Image image, final String text) {
    if (image == null || isHeadless() || !showAnimationInTopRightCorner_on)
      return null;
    return showAnimationInTopRightCorner(imageIcon(image), text);
  }

  static public JWindow showAnimationInTopRightCorner(final ImageIcon imageIcon, final String text) {
    if (isHeadless() || !showAnimationInTopRightCorner_on)
      return null;
    return (JWindow) swingAndWait(new F0<Object>() {

      public Object get() {
        try {
          JLabel label = new JLabel(imageIcon);
          if (nempty(text)) {
            label.setText(text);
            label.setVerticalTextPosition(SwingConstants.BOTTOM);
            label.setHorizontalTextPosition(SwingConstants.CENTER);
          }
          final JWindow window = showInTopRightCorner(label);
          onClick(label, new Runnable() {

            public void run() {
              try {
                window.dispose();
              } catch (Exception __e) {
                throw rethrow(__e);
              }
            }

            public String toString() {
              return "window.dispose()";
            }
          });
          if (showAnimationInTopRightCorner_alwaysOnTop)
            window.setAlwaysOnTop(true);
          return window;
        } catch (Exception __e) {
          throw rethrow(__e);
        }
      }

      public String toString() {
        return "JLabel label = new JLabel(imageIcon);\r\n    if (nempty(text)) {\r\n      label.s...";
      }
    });
  }

  static public JWindow showAnimationInTopRightCorner(final String imageID) {
    return showAnimationInTopRightCorner(imageID, "");
  }

  static public JWindow showAnimationInTopRightCorner(String imageID, double seconds) {
    return showAnimationInTopRightCorner(imageID, "", seconds);
  }

  static public JWindow showAnimationInTopRightCorner(String imageID, String text, double seconds) {
    if (isHeadless())
      return null;
    return disposeWindowAfter(iround(seconds * 1000), showAnimationInTopRightCorner(imageID, text));
  }

  static public JWindow showAnimationInTopRightCorner(BufferedImage img, String text, double seconds) {
    return disposeWindowAfter(iround(seconds * 1000), showAnimationInTopRightCorner(img, text));
  }

  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 List<String> agiBlue_pageNamesContaining(String q) {
    return agiBlue_pageNamesContaining(agiBlue_mainSlice(), q);
  }

  static public List<String> agiBlue_pageNamesContaining(String sliceID, String q) {
    return collect("q", loadJSONList("http://agi.blue/bot/allPagesContaining" + hquery("nameOnly", 1, "q", q, "slice", sliceID)));
  }

  static public String agiBlue_rulesSlice() {
    return "phzmpbgvfbzmwcbd";
  }

  static public <A> Pair<A, A> listToPair(List<A> l) {
    return l(l) != 2 ? null : pair(first(l), second(l));
  }

  static public List<String> splitAtDoubleArrow(String s) {
    return splitAtDoubleArrow(javaTok(s));
  }

  static public List<String> splitAtDoubleArrow(List<String> tok) {
    List<String> l = new ArrayList();
    int i = 0;
    while (i < l(tok)) {
      int j = indexOfSubList(tok, splitAtDoubleArrow_tok(), i);
      if (i >= l(tok))
        break;
      if (j < 0)
        j = l(tok);
      l.add(trimJoin(tok.subList(i, j)));
      i = j + 3;
    }
    return l;
  }

  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 Map<String, String> gazelle_zipTwoTokenizationsToMap(List<String> tokA, List<String> tokB) {
    return ciMapWithoutKeysEqualToValues(zipTwoListsToCIMap_strict(codeTokens_lazy_uncurly(tokA), codeTokens_lazy_uncurly(tokB)));
  }

  static public List<String> callTokenizer(Object tokenizer, String s) {
    return (List<String>) callF(tokenizer, s);
  }

  static public Map similarEmptyMap(Map m) {
    if (m instanceof TreeMap)
      return new TreeMap(((TreeMap) m).comparator());
    if (m instanceof LinkedHashMap)
      return new LinkedHashMap();
    return new HashMap();
  }

  static public boolean isCurlyBraced(String s) {
    List<String> tok = tok_combineCurlyBrackets_keep(javaTok(s));
    return l(tok) == 3 && startsWithAndEndsWith(tok.get(1), "{", "}");
  }

  static public boolean tok_isRoundBracketed(String s) {
    List<String> tok = tok_combineRoundBrackets_keep(javaTok(s));
    return l(tok) == 3 && startsWithAndEndsWith(tok.get(1), "(", ")");
  }

  static public <A> List<A> dropFirstThreeAndLastThree(List<A> l) {
    return dropFirstAndLast(3, l);
  }

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

  static public String fromLines(Iterable lines) {
    StringBuilder buf = new StringBuilder();
    if (lines != null)
      for (Object line : lines) buf.append(str(line)).append('\n');
    return buf.toString();
  }

  static public String fromLines(String... lines) {
    return fromLines(asList(lines));
  }

  static public IterableIterator<String> toLines(File f) {
    return linesFromFile(f);
  }

  static public List<String> toLines(String s) {
    List<String> lines = new ArrayList<String>();
    if (s == null)
      return lines;
    int start = 0;
    while (true) {
      int i = toLines_nextLineBreak(s, start);
      if (i < 0) {
        if (s.length() > start)
          lines.add(s.substring(start));
        break;
      }
      lines.add(s.substring(start, i));
      if (s.charAt(i) == '\r' && i + 1 < s.length() && s.charAt(i + 1) == '\n')
        i += 2;
      else
        ++i;
      start = i;
    }
    return lines;
  }

  static public int toLines_nextLineBreak(String s, int start) {
    for (int i = start; i < s.length(); i++) {
      char c = s.charAt(i);
      if (c == '\r' || c == '\n')
        return i;
    }
    return -1;
  }

  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 boolean tok_isCurlyBracketed(String s) {
    return isCurlyBraced(s);
  }

  static public int countTokens(String s) {
    return l(javaTokC(s));
  }

  static public int countTokens(List<String> tok) {
    return l(tok) / 2;
  }

  static public String roundBracket(String s) {
    return "(" + s + ")";
  }

  static public List<String> javaTokPlusBrackets(String s) {
    return tok_combineRoundOrCurlyBrackets_keep(javaTok(s));
  }

  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 numberOfJavaTokens(String s) {
    return l(javaTokC(s));
  }

  static public boolean swic(String a, String b) {
    return startsWithIgnoreCase(a, b);
  }

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

  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 boolean containsNewLines(String s) {
    return containsNewLine(s);
  }

  static public String jlabel_textAsHTML_center(String text) {
    return "<html><div style=\"text-align: center;\">" + replace(htmlencode(text), "\n", "<br>") + "</div></html>";
  }

  static public double toSeconds(long ms) {
    return ms / 1000.0;
  }

  static public String toSeconds(long ms, int digits) {
    return formatDouble(toSeconds(ms), digits);
  }

  static public String formatDouble(double d, int digits) {
    String format = digits <= 0 ? "0" : "0." + rep(digits, '#');
    return new java.text.DecimalFormat(format, new java.text.DecimalFormatSymbols(Locale.ENGLISH)).format(d);
  }

  static public long getLastTiming() {
    ThreadLocal<Long> tl = (ThreadLocal<Long>) (getOpt(getMainClass(), "saveTiming_last"));
    if (tl == null)
      return -1;
    Long l = tl.get();
    return l == null ? -1 : l;
  }

  static public Throwable getExceptionCause(Throwable e) {
    Throwable c = e.getCause();
    return c != null ? c : e;
  }

  static public String joinWithSpace(Collection<String> 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, 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 Map<JFrame, Boolean> myFrames_list = weakHashMap();

  static public List<JFrame> myFrames() {
    return swing(new F0<List<JFrame>>() {

      public List<JFrame> get() {
        try {
          return keysList(myFrames_list);
        } catch (Exception __e) {
          throw rethrow(__e);
        }
      }

      public String toString() {
        return "ret keysList(myFrames_list);";
      }
    });
  }

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

  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(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(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(File f) {
    return getFileSize(f) == 0;
  }

  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 <A> A setThreadLocal(ThreadLocal<A> tl, A value) {
    if (tl == null)
      return null;
    A old = tl.get();
    tl.set(value);
    return old;
  }

  static public <A> void scanForComponents(final Component c, final Class<A> theClass, final List<A> l) {
    if (theClass.isInstance(c))
      l.add((A) c);
    if (c instanceof Container) {
      swing(new Runnable() {

        public void run() {
          try {
            for (Component comp : ((Container) c).getComponents()) scanForComponents(comp, theClass, l);
          } catch (Exception __e) {
            throw rethrow(__e);
          }
        }

        public String toString() {
          return "for (Component comp : ((Container) c).getComponents())\r\n      scanForComponen...";
        }
      });
    }
  }

  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) {
      _handleException(__e);
    }
  }

  static public Object nuObject(String className, Object... args) {
    try {
      return nuObject(classForName(className), args);
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public <A> A nuObject(Class<A> c, Object... args) {
    try {
      if (args.length == 0)
        return nuObjectWithoutArguments(c);
      Constructor m = nuObject_findConstructor(c, args);
      makeAccessible(m);
      return (A) m.newInstance(args);
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public Constructor nuObject_findConstructor(Class c, Object... args) {
    for (Constructor m : c.getDeclaredConstructors()) {
      if (!nuObject_checkArgs(m.getParameterTypes(), args, false))
        continue;
      return m;
    }
    throw fail("Constructor " + c.getName() + getClasses(args) + " not found" + (args.length == 0 && (c.getModifiers() & java.lang.reflect.Modifier.STATIC) == 0 ? " - hint: it's a non-static class!" : ""));
  }

  static public boolean nuObject_checkArgs(Class[] types, Object[] args, boolean debug) {
    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 Object vm_generalMap_get(Object key) {
    return vm_generalMap().get(key);
  }

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

  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 JTextArea newTypeWriterTextArea() {
    return newTypeWriterTextArea("");
  }

  static public JTextArea newTypeWriterTextArea(String text) {
    return setFont(jTextArea(text), typeWriterFont());
  }

  static public <A extends JComponent> A bindLiveValueListenerToComponent(A component, final LiveValue lv, final Runnable listener) {
    if (lv != null)
      bindToComponent(component, new Runnable() {

        public void run() {
          try {
            lv.onChangeAndNow(listener);
          } catch (Exception __e) {
            throw rethrow(__e);
          }
        }

        public String toString() {
          return "ifdef bindLiveValueListenerToComponent_debug\r\n          print(\"bindLiveValueL...";
        }
      }, new Runnable() {

        public void run() {
          try {
            lv.removeOnChangeListener(listener);
          } catch (Exception __e) {
            throw rethrow(__e);
          }
        }

        public String toString() {
          return "lv.removeOnChangeListener(listener)";
        }
      });
    return component;
  }

  static public <A extends JTextComponent> A setTextAndMoveCaretToEnd(final String text, final A c) {
    {
      swing(new Runnable() {

        public void run() {
          try {
            setText(c, text);
            moveCaretToEnd(c);
          } catch (Exception __e) {
            throw rethrow(__e);
          }
        }

        public String toString() {
          return "setText(c, text);\r\n    moveCaretToEnd(c);";
        }
      });
    }
    return c;
  }

  static public <A extends JTextComponent> A setTextAndMoveCaretToEnd(A c, String text) {
    return setTextAndMoveCaretToEnd(text, c);
  }

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

  static public <A extends Throwable> A printStackTrace(A e) {
    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 lockOrFail(Lock lock, long timeout) {
    try {
      ping();
      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);
      }
      ping();
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public ReentrantLock fairLock() {
    return new ReentrantLock(true);
  }

  static public Window getWindow(Object o) {
    if (!(o instanceof Component))
      return null;
    Component c = (Component) o;
    while (c != null) {
      if (c instanceof Window)
        return (Window) c;
      c = c.getParent();
    }
    return null;
  }

  static public <A> A heldInstance(Class<A> c) {
    List<Object> l = holdInstance_l.get();
    for (int i = l(l) - 1; i >= 0; i--) {
      Object o = l.get(i);
      if (isInstanceOf(o, c))
        return (A) o;
    }
    throw fail("No instance of " + className(c) + " held");
  }

  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 JWindow showInTopRightCorner(Component c) {
    return swing(() -> {
      JWindow w = new JWindow();
      w.add(c);
      w.pack();
      moveToTopRightCorner(w);
      w.setVisible(true);
      return w;
    });
  }

  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 Window> A disposeWindowAfter(int delay, final A w) {
    if (w != null)
      swingLater(delay, new Runnable() {

        public void run() {
          try {
            w.dispose();
          } catch (Exception __e) {
            throw rethrow(__e);
          }
        }

        public String toString() {
          return "w.dispose();";
        }
      });
    return w;
  }

  static public <A extends Window> A disposeWindowAfter(A w, double seconds) {
    return disposeWindowAfter(toMS_int(seconds), w);
  }

  static public <A extends Window> A disposeWindowAfter(double seconds, A w) {
    return disposeWindowAfter(w, seconds);
  }

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

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

  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 String agiBlue_mainSlice() {
    return agiBlue_serverMainSlice();
  }

  static public List collect(Collection c, String field) {
    return collectField(c, field);
  }

  static public List collect(String field, Collection c) {
    return collectField(c, field);
  }

  static public List loadJSONList(String url) {
    return (List) loadJSONPage(url);
  }

  static public String hquery(Map params) {
    return htmlQuery(params);
  }

  static public String hquery(Object... data) {
    return htmlQuery(data);
  }

  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> 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 List<String> splitAtDoubleArrow_tok;

  static public List<String> splitAtDoubleArrow_tok() {
    if (splitAtDoubleArrow_tok == null)
      splitAtDoubleArrow_tok = ll("=", "", ">");
    return splitAtDoubleArrow_tok;
  }

  static public String trimJoin(List<String> s) {
    return trim(join(s));
  }

  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 Map<String, String> ciMapWithoutKeysEqualToValues(Map<String, String> map) {
    if (map == null)
      return null;
    Map<String, String> map2 = ciMap();
    for (String key : keys(map)) {
      String value = map.get(key);
      if (!eqic(key, value))
        map2.put(key, value);
    }
    return map2;
  }

  static public Map<String, String> zipTwoListsToCIMap_strict(List<String> l1, List<String> l2) {
    int n = l(l1);
    if (n != l(l2))
      return null;
    Map<String, String> map = ciMap();
    for (int i = 0; i < n; i++) if (!strictPutIC(map, l1.get(i), l2.get(i)))
      return null;
    return map;
  }

  static public List<String> codeTokens_lazy_uncurly(List<String> tok) {
    return lazilyMap("uncurly", codeTokens_lazy(tok));
  }

  static public List<String> tok_combineCurlyBrackets_keep(List<String> tok) {
    List<String> l = new ArrayList();
    for (int i = 0; i < l(tok); i++) {
      String t = tok.get(i);
      if (odd(i) && eq(t, "{")) {
        int j = findEndOfCurlyBracketPart(tok, i);
        l.add(joinSubList(tok, i, j));
        i = j - 1;
      } else
        l.add(t);
    }
    return l;
  }

  static public boolean startsWithAndEndsWith(String s, String prefix, String suffix) {
    return startsWith(s, prefix) && endsWith(s, suffix);
  }

  static public List<String> tok_combineRoundBrackets_keep(List<String> tok) {
    List<String> l = new ArrayList();
    for (int i = 0; i < l(tok); i++) {
      String t = tok.get(i);
      if (odd(i) && eq(t, "(")) {
        int j = findEndOfBracketPart(tok, i);
        l.add(joinSubList(tok, i, j));
        i = j - 1;
      } else
        l.add(t);
    }
    return l;
  }

  static public <A> List<A> dropFirstAndLast(int n, List<A> l) {
    return cloneSubList(l, n, l(l) - n);
  }

  static public <A> List<A> dropFirstAndLast(int m, int n, List<A> l) {
    return cloneSubList(l, m, l(l) - n);
  }

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

  static public String dropFirstAndLast(String s) {
    return substring(s, 1, l(s) - 1);
  }

  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);
  }

  static public CloseableIterableIterator<String> linesFromFile(File f) {
    try {
      if (!f.exists())
        return emptyCloseableIterableIterator();
      if (ewic(f.getName(), ".gz"))
        return linesFromReader(utf8bufferedReader(newGZIPInputStream(f)));
      return linesFromReader(utf8bufferedReader(f));
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public CloseableIterableIterator<String> linesFromFile(String path) {
    return linesFromFile(newFile(path));
  }

  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> javaTokC(String s) {
    if (s == null)
      return null;
    int l = s.length();
    ArrayList<String> tok = new ArrayList();
    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 && !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;
      }
      i = j;
      if (i >= l)
        break;
      c = s.charAt(i);
      d = i + 1 >= l ? '\0' : s.charAt(i + 1);
      if (c == '\'' || c == '"') {
        char opener = c;
        ++j;
        while (j < l) {
          if (s.charAt(j) == opener || s.charAt(j) == '\n') {
            ++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;
      tok.add(javaTok_substringC(s, i, j));
      i = j;
    }
    return tok;
  }

  static public List<String> tok_combineRoundOrCurlyBrackets_keep(List<String> tok) {
    List<String> l = new ArrayList();
    for (int i = 0; i < l(tok); i++) {
      String t = tok.get(i);
      if (odd(i) && eqOneOf(t, "{", "(")) {
        int j = findEndOfBracketPart(tok, i);
        l.add(joinSubList(tok, i, j));
        i = j - 1;
      } else
        l.add(t);
    }
    return l;
  }

  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);
    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 boolean startsWithIgnoreCase(String a, String b) {
    return regionMatchesIC(a, 0, b, 0, b.length());
  }

  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;
    m.m = new String[] { substring(a, 0, l(a) - l(b)) };
    return true;
  }

  static public boolean containsNewLine(String s) {
    return contains(s, '\n');
  }

  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 String htmlencode(Object o) {
    return htmlencode(str(o));
  }

  static public String htmlencode(String s) {
    if (s == null)
      return "";
    StringBuilder out = new StringBuilder(Math.max(16, s.length()));
    for (int i = 0; i < s.length(); i++) {
      char c = s.charAt(i);
      if (c > 127 || c == '"' || c == '<' || c == '>' || c == '&') {
        int cp = s.codePointAt(i);
        out.append("&#x");
        out.append(intToHex_flexLength(cp));
        out.append(';');
        i += Character.charCount(cp) - 1;
      } else
        out.append(c);
    }
    return out.toString();
  }

  static public String rep(int n, char c) {
    return repeat(c, n);
  }

  static public String rep(char c, int n) {
    return repeat(c, n);
  }

  static public <A> List<A> rep(A a, int n) {
    return repeat(a, n);
  }

  static public <A> List<A> rep(int n, A a) {
    return repeat(n, a);
  }

  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 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 <A> A[] makeArray(Class<A> type, int n) {
    return (A[]) Array.newInstance(type, n);
  }

  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 <A, B> Map<A, B> weakHashMap() {
    return newWeakHashMap();
  }

  static public <A, B> List<A> keysList(Map<A, B> map) {
    return cloneListSynchronizingOn(keys(map), map);
  }

  static public <A> List<A> keysList(MultiSet<A> ms) {
    return ms == null ? null : keysList(ms.map);
  }

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

  static volatile public PersistableThrowable _handleException_lastException;

  static public List _handleException_onException = synchroList(ll("printStackTrace2"));

  static public void _handleException(Throwable e) {
    _handleException_lastException = persistableThrowable(e);
    Throwable e2 = innerException(e);
    if (e2.getClass() == RuntimeException.class && eq(e2.getMessage(), "Thread cancelled.") || e2 instanceof InterruptedException)
      return;
    for (Object f : cloneList(_handleException_onException)) try {
      callF(f, e);
    } catch (Throwable e3) {
      printStackTrace2(e3);
    }
  }

  static public Map<String, Class> classForName_cache = synchroHashMap();

  static public Class classForName(String name) {
    try {
      if (classForName_cache == null)
        return Class.forName(name);
      Class c = classForName_cache.get(name);
      if (c == null)
        classForName_cache.put(name, c = Class.forName(name));
      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 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 List<Class> getClasses(Object[] array) {
    List<Class> l = emptyList(l(array));
    for (Object o : array) l.add(_getClass(o));
    return l;
  }

  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 Runnable asRunnable(Object o) {
    return toRunnable(o);
  }

  static public void _inheritThreadInfo(Object info) {
    _threadInheritInfo(info);
  }

  static public <A extends JComponent> A setFont(final Font font, final A a) {
    if (a != null) {
      swing(new Runnable() {

        public void run() {
          try {
            a.setFont(font);
          } catch (Exception __e) {
            throw rethrow(__e);
          }
        }

        public String toString() {
          return "a.setFont(font);";
        }
      });
    }
    return a;
  }

  static public <A extends JComponent> A setFont(A a, Font font) {
    return setFont(font, a);
  }

  static public <A extends JComponent> A setFont(final String fontID, float fontSize, final A a) {
    return setFont(loadFont_cached(fontID, fontSize), a);
  }

  static public JTextArea jTextArea() {
    return jTextArea("");
  }

  static public JTextArea jTextArea(final String text) {
    return jTextAreaWithUndo(text);
  }

  static public Font typeWriterFont() {
    return typeWriterFont(iround(14 * getSwingFontScale()));
  }

  static public Font typeWriterFont(int size) {
    return new Font("Courier", Font.PLAIN, size);
  }

  static public <A extends JTextComponent> A moveCaretToEnd(A ta) {
    setCaretPosition(ta, textAreaTextLength(ta));
    return ta;
  }

  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 boolean isInstanceOf(Object o, Class type) {
    return type.isInstance(o);
  }

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

  static public String fsI(String id) {
    return formatSnippetID(id);
  }

  static public String fsI(long id) {
    return formatSnippetID(id);
  }

  static public File loadBinarySnippet(String snippetID) {
    try {
      IResourceLoader rl = vm_getResourceLoader();
      if (rl != null)
        return rl.loadLibrary(snippetID);
      long id = parseSnippetID(snippetID);
      if (isImageServerSnippet(id))
        return loadImageAsFile(snippetID);
      File f = DiskSnippetCache_getLibrary(id);
      if (fileSize(f) == 0)
        f = loadDataSnippetToFile(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 int moveToTopRightCorner_inset = 20;

  static public <A extends Component> A moveToTopRightCorner(A a) {
    return moveToTopRightCorner(moveToTopRightCorner_inset, moveToTopRightCorner_inset, a);
  }

  static public <A extends Component> A moveToTopRightCorner(int insetX, int insetY, A a) {
    Window w = getWindow(a);
    if (w != null)
      w.setLocation(getScreenSize().width - w.getWidth() - insetX, insetY);
    return a;
  }

  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 void swingLater(long delay, final Object r) {
    javax.swing.Timer timer = new javax.swing.Timer(toInt(delay), actionListener(wrapAsActivity(r)));
    timer.setRepeats(false);
    timer.start();
  }

  static public void swingLater(Object r) {
    SwingUtilities.invokeLater(toRunnable(r));
  }

  static public int toMS_int(double seconds) {
    return toInt_checked((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 == null)
      return 0.0;
    throw fail(o);
  }

  static public String agiBlue_serverMainSlice() {
    return "cxbfnllthxfsuwxw";
  }

  static public List collectField(Collection 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, Collection c) {
    return collectField(c, field);
  }

  static public Object loadJSONPage(String url) {
    return jsonDecode(loadPage(url));
  }

  static public String htmlQuery(Map params) {
    return empty(params) ? "" : "?" + makePostData(params);
  }

  static public String htmlQuery(Object... data) {
    return empty(data) ? "" : "?" + makePostData(data);
  }

  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> 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 <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 even(int i) {
    return (i & 1) == 0;
  }

  static public boolean even(long i) {
    return (i & 1) == 0;
  }

  static public <A> TreeMap<String, A> ciMap() {
    return caseInsensitiveMap();
  }

  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(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 <A> boolean strictPutIC(Map<A, String> map, A key, String value) {
    if (!(map != null && key != null && value != null))
      return true;
    String old = map.get(key);
    if (old == null) {
      map.put(key, value);
      return true;
    }
    return eqic(old, value);
  }

  static public List lazilyMap(final Object f, final List l) {
    return new RandomAccessAbstractList() {

      final public int size = l(l);

      public HashMap<Integer, Object> data = new HashMap();

      public int size() {
        return size;
      }

      public Object get(int i) {
        if (data.containsKey(i))
          return data.get(i);
        Object o = callF(f, l.get(i));
        data.put(i, o);
        return o;
      }
    };
  }

  static public String uncurly(String s) {
    return tok_unCurlyBracket(s);
  }

  static public List<String> codeTokens_lazy(final List<String> tok) {
    return new RandomAccessAbstractList<String>() {

      final public int size = l(tok) / 2;

      public int size() {
        return size;
      }

      public String get(int i) {
        return tok.get(i * 2 + 1);
      }
    };
  }

  static public int findEndOfCurlyBracketPart(List<String> cnc, int i) {
    int j = i + 2, level = 1;
    while (j < cnc.size()) {
      if (eq(cnc.get(j), "{"))
        ++level;
      else if (eq(cnc.get(j), "}"))
        --level;
      if (level == 0)
        return j + 1;
      ++j;
    }
    return cnc.size();
  }

  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 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 int findEndOfBracketPart(List<String> cnc, int i) {
    int j = i + 2, level = 1;
    while (j < cnc.size()) {
      if (eqOneOf(cnc.get(j), "{", "("))
        ++level;
      else if (eqOneOf(cnc.get(j), "}", ")"))
        --level;
      if (level == 0)
        return j + 1;
      ++j;
    }
    return cnc.size();
  }

  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 CloseableIterableIterator emptyCloseableIterableIterator_instance = new CloseableIterableIterator() {

    public Object next() {
      throw fail();
    }

    public boolean hasNext() {
      return false;
    }
  };

  static public <A> CloseableIterableIterator<A> emptyCloseableIterableIterator() {
    return emptyCloseableIterableIterator_instance;
  }

  static public CloseableIterableIterator<String> linesFromReader(Reader r) {
    final BufferedReader br = bufferedReader(r);
    return iteratorFromFunction_f0_autoCloseable(new F0<String>() {

      public String get() {
        try {
          return readLineFromReaderWithClose(br);
        } catch (Exception __e) {
          throw rethrow(__e);
        }
      }

      public String toString() {
        return "ret readLineFromReaderWithClose(br);";
      }
    }, _wrapIOCloseable(r));
  }

  static public BufferedReader utf8bufferedReader(InputStream in) {
    try {
      return bufferedReader(_registerIOWrap(new InputStreamReader(in, "UTF-8"), in));
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public BufferedReader utf8bufferedReader(File f) {
    try {
      return utf8bufferedReader(newFileInputStream(f));
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public GZIPInputStream newGZIPInputStream(File f) {
    return gzInputStream(f);
  }

  static public GZIPInputStream newGZIPInputStream(InputStream in) {
    return gzInputStream(in);
  }

  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 boolean eqOneOf(Object o, Object... l) {
    for (Object x : l) if (eq(o, x))
      return true;
    return false;
  }

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

  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 String intToHex_flexLength(int i) {
    return Integer.toHexString(i);
  }

  static public String repeat(char c, int n) {
    n = Math.max(n, 0);
    char[] chars = new char[n];
    for (int i = 0; i < n; i++) chars[i] = c;
    return new String(chars);
  }

  static public <A> List<A> repeat(A a, int n) {
    n = Math.max(n, 0);
    List<A> l = new ArrayList(n);
    for (int i = 0; i < n; i++) l.add(a);
    return l;
  }

  static public <A> List<A> repeat(int n, A a) {
    return repeat(a, n);
  }

  static public Throwable printStackTrace2(Throwable e) {
    print(getStackTrace2(e));
    return e;
  }

  static public void printStackTrace2() {
    printStackTrace2(new Throwable());
  }

  static public void printStackTrace2(String msg) {
    printStackTrace2(new Throwable(msg));
  }

  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 <A> ArrayList<A> cloneListSynchronizingOn(Collection<A> l, Object mutex) {
    if (l == null)
      return new ArrayList();
    synchronized (mutex) {
      return new ArrayList<A>(l);
    }
  }

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

  static public <A> List<A> synchroList() {
    return Collections.synchronizedList(new ArrayList<A>());
  }

  static public <A> List<A> synchroList(List<A> l) {
    return Collections.synchronizedList(l);
  }

  static public PersistableThrowable persistableThrowable(Throwable e) {
    return e == null ? null : new PersistableThrowable(e);
  }

  static public Throwable innerException(Throwable e) {
    return getInnerException(e);
  }

  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 Map synchroHashMap() {
    return Collections.synchronizedMap(new HashMap());
  }

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

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

  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 getClass(realm).getClassLoader().loadClass(classNameToVM(name));
    } catch (ClassNotFoundException e) {
      return null;
    }
  }

  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<String, Font> loadFont_cached_cache = new HashMap();

  static synchronized public Font loadFont_cached(String snippetID) {
    try {
      snippetID = formatSnippetID(snippetID);
      Font f = loadFont_cached_cache.get(snippetID);
      if (f == null)
        loadFont_cached_cache.put(snippetID, f = loadFont(snippetID, 12f));
      return f;
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static synchronized public Font loadFont_cached(String snippetID, float size) {
    try {
      return loadFont_cached(snippetID).deriveFont(size);
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public JTextArea jTextAreaWithUndo() {
    return jTextAreaWithUndo("");
  }

  static public JTextArea jTextAreaWithUndo(final String text) {
    return jenableUndoRedo(swingNu(JTextArea.class, text));
  }

  static public float getSwingFontScale() {
    return or((Float) vm_generalMap_get("swingFontScale_value"), 1f);
  }

  static public void setCaretPosition(final JTextComponent c, final int pos) {
    if (c != null) {
      swing(new Runnable() {

        public void run() {
          try {
            try {
              int _pos = max(0, min(l(c.getText()), pos));
              c.setCaretPosition(_pos);
            } catch (Throwable __e) {
              _handleException(__e);
            }
          } catch (Exception __e) {
            throw rethrow(__e);
          }
        }

        public String toString() {
          return "pcall {\r\n      int _pos = max(0, min(l(c.getText()), pos));\r\n      c.setCaret...";
        }
      });
    }
  }

  static public int textAreaTextLength(JTextComponent ta) {
    return l(getText(ta));
  }

  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)=[^&\\s\"]*", "$1$2=<hidden>");
  }

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

  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 {
      snippetID = fsI(snippetID);
      IResourceLoader rl = vm_getResourceLoader();
      if (rl != null)
        return rl.loadLibrary(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("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 Dimension getScreenSize() {
    return Toolkit.getDefaultToolkit().getScreenSize();
  }

  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 __0 = holdInstance(instanceToHold);
          try {
            callF(runnable);
          } finally {
            _close(__0);
          }
        } 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 Runnable wrapAsActivity(Object r) {
    return toRunnable(r);
  }

  static public int toInt_checked(long l) {
    if (l != (int) l)
      throw fail("Too large for int: " + l);
    return (int) l;
  }

  static public boolean jsonDecode_useOrderedMaps = true;

  static public Object jsonDecode(final String text) {
    final List<String> tok = jsonTok(text);
    if (l(tok) == 1)
      return null;
    class Y {

      public int i = 1;

      public Object parse() {
        String t = tok.get(i);
        if (t.startsWith("\"")) {
          String s = unquote(tok.get(i));
          i += 2;
          return s;
        }
        if (t.equals("{"))
          return parseMap();
        if (t.equals("["))
          return this.parseList();
        if (t.equals("null")) {
          i += 2;
          return null;
        }
        if (t.equals("false")) {
          i += 2;
          return false;
        }
        if (t.equals("true")) {
          i += 2;
          return true;
        }
        boolean minus = false;
        if (t.equals("-")) {
          minus = true;
          i += 2;
          t = get(tok, i);
        }
        if (isInteger(t)) {
          i += 2;
          if (eq(get(tok, i), ".")) {
            String x = t + "." + get(tok, i + 2);
            i += 4;
            double d = parseDouble(x);
            if (minus)
              d = -d;
            return d;
          } else {
            long l = parseLong(t);
            if (minus)
              l = -l;
            return l != (int) l ? new Long(l) : new Integer((int) l);
          }
        }
        throw new RuntimeException("Unknown token " + (i + 1) + ": " + t + ": " + text);
      }

      public Object parseList() {
        consume("[");
        List list = new ArrayList();
        while (!tok.get(i).equals("]")) {
          list.add(parse());
          if (tok.get(i).equals(","))
            i += 2;
        }
        consume("]");
        return list;
      }

      public Object parseMap() {
        consume("{");
        Map map = jsonDecode_useOrderedMaps ? new LinkedHashMap() : new TreeMap();
        while (!tok.get(i).equals("}")) {
          String key = unquote(tok.get(i));
          i += 2;
          consume(":");
          Object value = parse();
          map.put(key, value);
          if (tok.get(i).equals(","))
            i += 2;
        }
        consume("}");
        return map;
      }

      public void consume(String s) {
        if (!tok.get(i).equals(s)) {
          String prevToken = i - 2 >= 0 ? tok.get(i - 2) : "";
          String nextTokens = join(tok.subList(i, Math.min(i + 4, tok.size())));
          throw fail(quote(s) + " expected: " + prevToken + " " + nextTokens + " (" + i + "/" + tok.size() + ")");
        }
        i += 2;
      }
    }
    return new Y().parse();
  }

  static public String makePostData(Map<Object, Object> map) {
    StringBuilder buf = new StringBuilder();
    for (Map.Entry<Object, Object> e : map.entrySet()) {
      String key = (String) (e.getKey());
      Object val = e.getValue();
      if (val != null) {
        String value = str(val);
        if (nempty(buf))
          buf.append("&");
        buf.append(urlencode(key)).append("=").append(urlencode((value)));
      }
    }
    return str(buf);
  }

  static public String makePostData(Object... params) {
    StringBuilder buf = new StringBuilder();
    int n = l(params);
    for (int i = 0; i + 1 < n; i += 2) {
      String key = (String) (params[i]);
      Object val = params[i + 1];
      if (val != null) {
        String value = str(val);
        if (nempty(buf))
          buf.append("&");
        buf.append(urlencode(key)).append("=").append(urlencode((value)));
      }
    }
    return str(buf);
  }

  static public Iterator emptyIterator() {
    return Collections.emptyIterator();
  }

  static public <A> TreeMap<String, A> caseInsensitiveMap() {
    return new TreeMap(caseInsensitiveComparator());
  }

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

  static public String tok_unCurlyBracket(String s) {
    return isCurlyBraced(s) ? join(dropFirstThreeAndLastThree(javaTok(s))) : s;
  }

  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, 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 char lastChar(String s) {
    return empty(s) ? '\0' : s.charAt(l(s) - 1);
  }

  static public String[] dropLast(String[] a, int n) {
    n = Math.min(n, a.length);
    String[] b = new String[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 BufferedReader bufferedReader(Reader r) {
    return r instanceof BufferedReader ? (BufferedReader) r : _registerIOWrap(new BufferedReader(r), r);
  }

  static public <A> CloseableIterableIterator<A> iteratorFromFunction_f0_autoCloseable(final F0<A> f, final AutoCloseable closeable) {
    class IFF2 extends CloseableIterableIterator<A> {

      public A a;

      public boolean done = false;

      public boolean hasNext() {
        getNext();
        return !done;
      }

      public A next() {
        getNext();
        if (done)
          throw fail();
        A _a = a;
        a = null;
        return _a;
      }

      public void getNext() {
        if (done || a != null)
          return;
        a = f.get();
        done = a == null;
      }

      public void close() throws Exception {
        if (closeable != null)
          closeable.close();
      }
    }
    ;
    return new IFF2();
  }

  static public String readLineFromReaderWithClose(BufferedReader r) {
    try {
      String s = r.readLine();
      if (s == null)
        r.close();
      return s;
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public AutoCloseable _wrapIOCloseable(final AutoCloseable c) {
    return c == null ? null : new AutoCloseable() {

      public String toString() {
        return "c.close();\r\n    _registerIO(c, null, false);";
      }

      public void close() throws Exception {
        c.close();
        _registerIO(c, null, false);
      }
    };
  }

  static public <A> A _registerIOWrap(A wrapper, Object wrapped) {
    return wrapper;
  }

  static public FileInputStream newFileInputStream(File path) throws IOException {
    return newFileInputStream(path.getPath());
  }

  static public FileInputStream newFileInputStream(String path) throws IOException {
    FileInputStream f = new FileInputStream(path);
    _registerIO(f, path, true);
    return f;
  }

  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);
    }
  }

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

  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) {
    try {
      return file.isFile() ? ImageIO.read(file) : null;
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public String getStackTrace2(Throwable e) {
    return hideCredentials(getStackTrace(unwrapTrivialExceptionWraps(e)) + replacePrefix("java.lang.RuntimeException: ", "FAIL: ", hideCredentials(str(innerException2(e)))) + "\n");
  }

  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 String dropSuffix(String suffix, String s) {
    return s.endsWith(suffix) ? s.substring(0, l(s) - l(suffix)) : s;
  }

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

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

  static public void pcallFAll(Iterator it, Object... args) {
    while (it.hasNext()) pcallF(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 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 Class<?> getClass(String name) {
    try {
      return Class.forName(name);
    } catch (ClassNotFoundException e) {
      return null;
    }
  }

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

  static public Class getClass(Object realm, String name) {
    try {
      try {
        return getClass(realm).getClassLoader().loadClass(classNameToVM(name));
      } catch (ClassNotFoundException e) {
        return null;
      }
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public String classNameToVM(String name) {
    return name.replace(".", "$");
  }

  static public Font loadFont(String snippetID) {
    try {
      return loadFont(snippetID, 12f);
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public Font loadFont(InputStream in) {
    try {
      return Font.createFont(Font.TRUETYPE_FONT, in);
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public Font loadFont(String snippetID, float fontSize) {
    return loadFont(loadLibrary(snippetID), fontSize);
  }

  static public Font loadFont(File f, float fontSize) {
    try {
      return Font.createFont(Font.TRUETYPE_FONT, f).deriveFont(fontSize);
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public Font loadFont(InputStream in, float fontSize) {
    try {
      return Font.createFont(Font.TRUETYPE_FONT, in).deriveFont(fontSize);
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public <A extends JTextComponent> A jenableUndoRedo(final A textcomp) {
    {
      swing(new Runnable() {

        public void run() {
          try {
            final UndoManager undo = new UndoManager();
            vm_generalWeakSet("Undo Managers").add(undo);
            textcomp.getDocument().addUndoableEditListener(new UndoableEditListener() {

              public void undoableEditHappened(UndoableEditEvent evt) {
                undo.addEdit(evt.getEdit());
              }
            });
            textcomp.getActionMap().put("Undo", abstractAction("Undo", new Runnable() {

              public void run() {
                try {
                  if (undo.canUndo())
                    undo.undo();
                } catch (Exception __e) {
                  throw rethrow(__e);
                }
              }

              public String toString() {
                return "if (undo.canUndo()) undo.undo()";
              }
            }));
            textcomp.getActionMap().put("Redo", abstractAction("Redo", new Runnable() {

              public void run() {
                try {
                  if (undo.canRedo())
                    undo.redo();
                } catch (Exception __e) {
                  throw rethrow(__e);
                }
              }

              public String toString() {
                return "if (undo.canRedo()) undo.redo()";
              }
            }));
            textcomp.getInputMap().put(KeyStroke.getKeyStroke("control Z"), "Undo");
            textcomp.getInputMap().put(KeyStroke.getKeyStroke("control Y"), "Redo");
          } catch (Exception __e) {
            throw rethrow(__e);
          }
        }

        public String toString() {
          return "final new UndoManager undo;\r\n    vm_generalWeakSet(\"Undo Managers\").add(undo)...";
        }
      });
    }
    return textcomp;
  }

  static public String getText(final AbstractButton c) {
    return c == null ? "" : (String) swingAndWait(new F0<Object>() {

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

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

  static public String getText(final JTextComponent c) {
    return c == null ? "" : (String) swingAndWait(new F0<Object>() {

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

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

  static public String getText(final JLabel l) {
    return l == null ? "" : (String) swingAndWait(new F0<Object>() {

      public Object get() {
        try {
          return l.getText();
        } catch (Exception __e) {
          throw rethrow(__e);
        }
      }

      public String toString() {
        return "ret l.getText();";
      }
    });
  }

  static public String getText(final JComboBox cb) {
    if (cb == null)
      return null;
    if (isEditableComboBox(cb))
      return unnull((String) cb.getEditor().getItem());
    else
      return str(cb.getSelectedItem());
  }

  static public boolean startsWithOneOf(String s, String... l) {
    for (String x : l) if (startsWith(s, x))
      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 <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 InvocationHandler() {

      public Object invoke(Object proxy, Method method, Object[] args) {
        return call(target, method.getName(), unnull(args));
      }
    });
  }

  static public <A> A proxy(Object target, Class<A> intrface) {
    return proxy(intrface, target);
  }

  static public boolean isURL(String s) {
    return startsWithOneOf(s, "http://", "https://", "file:");
  }

  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 >= 1400000 && id < 1500000)
      return "http://butter.botcompany.de:8080/files/" + id + "?_pass=" + muricaPassword();
    if (id >= 1200000 && id < 1300000) {
      String pw = muricaPassword();
      if (empty(pw))
        throw fail("Please set 'murica password by running #1008829");
      return "http://butter.botcompany.de:8080/1008823/raw/" + id + "?_pass=" + pw;
    } else
      return "http://eyeocr.sourceforge.net/filestore/filestore.php?cmd=serve&file=blob_" + id + "&contentType=application/binary";
  }

  static public String tb_mainServer_default = "http://code.botcompany.de:8081";

  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 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 String getSelectedItem(JList l) {
    return (String) l.getSelectedValue();
  }

  static public String getSelectedItem(JComboBox cb) {
    return strOrNull(cb.getSelectedItem());
  }

  static public List<String> jsonTok(String s) {
    List<String> tok = new ArrayList();
    int l = l(s);
    int i = 0;
    while (i < l) {
      int j = i;
      char c;
      String cc;
      while (j < l) {
        c = s.charAt(j);
        cc = s.substring(j, Math.min(j + 2, l));
        if (c == ' ' || c == '\t' || c == '\r' || c == '\n')
          ++j;
        else if (cc.equals("/*")) {
          do ++j; while (j < l && !s.substring(j, Math.min(j + 2, l)).equals("*/"));
          j = Math.min(j + 2, l);
        } else if (cc.equals("//")) {
          do ++j; while (j < l && "\r\n".indexOf(s.charAt(j)) < 0);
        } else
          break;
      }
      tok.add(s.substring(i, j));
      i = j;
      if (i >= l)
        break;
      c = s.charAt(i);
      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.isLetter(c))
        do ++j; while (j < l && Character.isLetter(s.charAt(j)));
      else if (Character.isDigit(c))
        do ++j; while (j < l && Character.isDigit(s.charAt(j)));
      else
        ++j;
      tok.add(s.substring(i, j));
      i = j;
    }
    if ((tok.size() % 2) == 0)
      tok.add("");
    return tok;
  }

  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 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 double parseDouble(String s) {
    return Double.parseDouble(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 == '\0')
        out.append("\\0");
      else
        out.append(c);
    }
    out.append('"');
  }

  static public String urlencode(String x) {
    try {
      return URLEncoder.encode(unnull(x), "UTF-8");
    } catch (UnsupportedEncodingException e) {
      throw new RuntimeException(e);
    }
  }

  static public Comparator<String> caseInsensitiveComparator() {
    return betterCIComparator();
  }

  static public void _registerIO(Object object, String path, boolean opened) {
  }

  static public BufferedImage imageIO_readURL(String url) {
    try {
      if (startsWith(url, "https:"))
        disableCertificateValidation();
      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 Throwable unwrapTrivialExceptionWraps(Throwable e) {
    if (e == null)
      return e;
    while (e.getClass() == RuntimeException.class && e.getCause() != null && eq(e.getMessage(), str(e.getCause()))) e = e.getCause();
    return e;
  }

  static public String replacePrefix(String prefix, String replacement, String s) {
    if (!startsWith(s, prefix))
      return s;
    return replacement + substring(s, l(prefix));
  }

  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 Throwable getException(Runnable r) {
    try {
      callF(r);
      return null;
    } catch (Throwable e) {
      return e;
    }
  }

  static public File loadLibrary(String snippetID) {
    return loadBinarySnippet(snippetID);
  }

  static public Set vm_generalWeakSet(Object name) {
    synchronized (get(javax(), "generalMap")) {
      Set set = (Set) (vm_generalMap_get(name));
      if (set == null)
        vm_generalMap_put(name, set = newWeakHashSet());
      return set;
    }
  }

  static public boolean isEditableComboBox(final JComboBox cb) {
    return cb != null && swing(new F0<Boolean>() {

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

      public String toString() {
        return "ret cb.isEditable();";
      }
    });
  }

  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 <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[]) new Object[0] : 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 <A, B> Pair<A, B> unnull(Pair<A, B> p) {
    return p != null ? p : new Pair(null, null);
  }

  static public boolean domainIsUnder(String domain, String mainDomain) {
    return eqic(domain, mainDomain) || ewic(domain, "." + mainDomain);
  }

  static public String theAGIBlueDomain() {
    return "agi.blue";
  }

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

  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 (isURL(snippetID))
      return snippetID;
    long id = parseSnippetID(snippetID);
    String url;
    if (id == 1000010 || id == 1000012)
      url = "http://tinybrain.de:8080/tb/show-blobimage.php?id=" + id;
    else if (isImageServerSnippet(id))
      url = imageServerLink(id);
    else
      url = "https://www.botcompany.de:8443/img/" + id;
    return url;
  }

  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();

  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 (url.getProtocol().equals("https"))
        disableCertificateValidation();
      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 (loadPageThroughProxy_enabled) {
          print("Trying proxy because of: " + e);
          try {
            return loadPageThroughProxy(str(url));
          } catch (Throwable e2) {
            print("  " + exceptionToStringShort(e2));
          }
        } else 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);
    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 (true) {
        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 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 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 loadTextFile(String fileName) {
    return loadTextFile(fileName, null);
  }

  static public String loadTextFile(File f, String defaultContents) {
    try {
      checkFileNotTooBigToRead(f);
      if (f == null || !f.exists())
        return defaultContents;
      FileInputStream fileInputStream = new FileInputStream(f);
      InputStreamReader inputStreamReader = new InputStreamReader(fileInputStream, "UTF-8");
      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(total, 100000))));
        total += n;
      }
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public void renameFile_assertTrue(File a, File b) {
    try {
      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));
    } 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 betterCIComparator_C betterCIComparator_instance;

  static public betterCIComparator_C betterCIComparator() {
    if (betterCIComparator_instance == null)
      betterCIComparator_instance = new betterCIComparator_C();
    return betterCIComparator_instance;
  }

  static public class betterCIComparator_C implements Comparator<String> {

    public int compare(String s1, String s2) {
      if (s1 == null)
        return s2 == null ? 0 : -1;
      if (s2 == null)
        return 1;
      int n1 = s1.length();
      int n2 = s2.length();
      int min = Math.min(n1, n2);
      for (int i = 0; i < min; i++) {
        char c1 = s1.charAt(i);
        char c2 = s2.charAt(i);
        if (c1 != c2) {
          c1 = Character.toUpperCase(c1);
          c2 = Character.toUpperCase(c2);
          if (c1 != c2) {
            c1 = Character.toLowerCase(c1);
            c2 = Character.toLowerCase(c2);
            if (c1 != c2) {
              return c1 - c2;
            }
          }
        }
      }
      return n1 - n2;
    }
  }

  static volatile public boolean disableCertificateValidation_attempted = false;

  static public void disableCertificateValidation() {
    try {
      if (disableCertificateValidation_attempted)
        return;
      disableCertificateValidation_attempted = true;
      try {
        TrustManager[] trustAllCerts = new TrustManager[] { new X509TrustManager() {

          public X509Certificate[] getAcceptedIssuers() {
            return new X509Certificate[0];
          }

          public void checkClientTrusted(X509Certificate[] certs, String authType) {
          }

          public void checkServerTrusted(X509Certificate[] certs, String authType) {
          }
        } };
        HostnameVerifier hv = new HostnameVerifier() {

          public boolean verify(String hostname, SSLSession session) {
            return true;
          }
        };
        SSLContext sc = SSLContext.getInstance("SSL");
        sc.init(null, trustAllCerts, new SecureRandom());
        HttpsURLConnection.setDefaultSSLSocketFactory(sc.getSocketFactory());
        HttpsURLConnection.setDefaultHostnameVerifier(hv);
      } catch (Throwable __e) {
        _handleException(__e);
      }
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  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 Object vm_generalMap_put(Object key, Object value) {
    return mapPutOrRemove(vm_generalMap(), key, value);
  }

  static public <A> Set<A> newWeakHashSet() {
    return synchroWeakHashSet();
  }

  static public Map emptyMap() {
    return new HashMap();
  }

  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 final public boolean loadPageThroughProxy_enabled = false;

  static public String loadPageThroughProxy(String url) {
    return null;
  }

  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 (get(javax(), "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 {
    UnknownHostException lastException = null;
    for (int _repeat_0 = 0; _repeat_0 < 2; _repeat_0++) {
      try {
        if (con instanceof HttpURLConnection)
          if (((HttpURLConnection) con).getResponseCode() == 500)
            throw new IOException(joinNemptiesWithColonSpace("Server code 500", tryToReadErrorStreamFromURLConnection(((HttpURLConnection) con))));
        return con.getInputStream();
      } catch (UnknownHostException e) {
        lastException = e;
        print("Retrying because of: " + e);
        continue;
      }
    }
    throw lastException;
  }

  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 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 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 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 x, int n) {
    return x / n * n;
  }

  static public long roundDownTo(long x, long n) {
    return x / n * n;
  }

  static public int shorten_default = 100;

  static public String shorten(String s) {
    return shorten(s, shorten_default);
  }

  static public String shorten(String s, int max) {
    return shorten(s, max, "...");
  }

  static public String shorten(String s, int max, String shortener) {
    if (s == null)
      return "";
    if (max < 0)
      return s;
    return s.length() <= max ? s : substring(s, 0, min(s.length(), max - l(shortener))) + shortener;
  }

  static public String shorten(int max, String 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 <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> Set<A> synchroWeakHashSet() {
    return Collections.newSetFromMap((Map) newWeakHashMap());
  }

  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 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) ? 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 hmsWithColons() {
    return hmsWithColons(now());
  }

  static public String hmsWithColons(long time) {
    return new SimpleDateFormat("HH:mm:ss").format(time);
  }

  static public Map synchroMap() {
    return synchroHashMap();
  }

  static public <A, B> Map<A, B> synchroMap(Map<A, B> map) {
    return Collections.synchronizedMap(map);
  }

  static public String joinNemptiesWithColonSpace(String... strings) {
    return joinNempties(": ", strings);
  }

  static public String joinNemptiesWithColonSpace(Collection<String> strings) {
    return joinNempties(": ", strings);
  }

  static public String tryToReadErrorStreamFromURLConnection(URLConnection conn) {
    try {
      if (conn instanceof HttpURLConnection)
        return stream2string(((HttpURLConnection) conn).getErrorStream());
      return null;
    } catch (Throwable __e) {
      return null;
    }
  }

  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("UTF-8");
    } 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 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 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 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 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 long now_virtualTime;

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

  static public String joinNempties(String sep, String... strings) {
    return joinStrings(sep, strings);
  }

  static public String joinNempties(String sep, Collection<String> strings) {
    return joinStrings(sep, strings);
  }

  static public String stream2string(InputStream in) {
    return utf8streamToString(in);
  }

  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 volatile public String caseID_caseID;

  static public String caseID() {
    return caseID_caseID;
  }

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

  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 String joinStrings(String sep, String... strings) {
    return joinStrings(sep, Arrays.asList(strings));
  }

  static public String joinStrings(String sep, Collection<String> strings) {
    StringBuilder buf = new StringBuilder();
    for (String s : unnull(strings)) if (nempty(s)) {
      if (nempty(buf))
        buf.append(sep);
      buf.append(s);
    }
    return str(buf);
  }

  static public String utf8streamToString(InputStream in) {
    return readerToString(utf8bufferedReader(in));
  }

  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) {
          _handleException(__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 String readerToString(Reader r) {
    try {
      try {
        StringBuilder buf = new StringBuilder();
        int n = 0;
        while (true) {
          int ch = r.read();
          if (ch < 0)
            break;
          buf.append((char) ch);
          ++n;
        }
        return buf.toString();
      } finally {
        r.close();
      }
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public String n2(long l) {
    return formatWithThousands(l);
  }

  static public String n2(Collection l) {
    return n2(l(l));
  }

  static public String n2(double l, String singular) {
    return 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 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(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 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 String formatWithThousandsSeparator(long l) {
    return NumberFormat.getInstance(new Locale("en_US")).format(l);
  }

  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 (!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 public class JSection extends SingleComponentPanel {

    public JSection(Component c) {
      super(c);
    }

    public String getTitle() {
      Border border = getBorder();
      if (border instanceof TitledBorder)
        return ((TitledBorder) border).getTitle();
      return null;
    }
  }

  static public class Var<A> implements IVar<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 synchronized void clear() {
      v = null;
    }

    public String toString() {
      return str(get());
    }
  }

  static abstract public class LiveValue<A> {

    abstract public Class<A> getType();

    abstract public A get();

    abstract public void onChange(Runnable l);

    abstract public void removeOnChangeListener(Runnable l);

    public void onChangeAndNow(Runnable l) {
      onChange(l);
      callF(l);
    }
  }

  static abstract public class IterableIterator<A> implements Iterator<A>, Iterable<A> {

    public Iterator<A> iterator() {
      return this;
    }

    public void remove() {
      unsupportedOperation();
    }
  }

  static public class Dyn_FieldWatcher {

    public DynModule module;

    public String field;

    public Object value;

    public Runnable action;

    public Dyn_FieldWatcher(DynModule module, String field, Runnable action) {
      this.action = action;
      this.field = field;
      this.module = module;
      value = get(module, field);
      module.onChange(new Runnable() {

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

        public String toString() {
          return "check();";
        }
      });
      module.onFieldChange(new VF1<String>() {

        public void get(String f) {
          try {
            if (eq(f, field))
              check();
          } catch (Exception __e) {
            throw rethrow(__e);
          }
        }

        public String toString() {
          return "if (eq(f, field))\r\n        check();";
        }
      });
    }

    public void check() {
      Object newValue = get(module, field);
      if (eq(value, newValue))
        return;
      value = newValue;
      dm_q(module, action);
    }
  }

  abstract static public class RandomAccessAbstractList<A> extends AbstractList<A> implements RandomAccess {
  }

  abstract static public class DynTextArea extends DynModule {

    public String text;

    public boolean noGrab = false;

    transient public boolean enableUndo = true;

    transient public JTextArea textArea;

    transient public double grabInterval = 10.0;

    public JComponent visualize() {
      textArea = typeWriterTextArea(text);
      if (enableUndo)
        jEnableUndoRedo(textArea);
      return awtEvery(textArea, grabInterval, new Runnable() {

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

        public String toString() {
          return "swingToData();";
        }
      });
    }

    public void swingToData() {
      if (textArea != null && !noGrab)
        setText(main.getText(textArea));
    }

    public void unvisualize() {
      swingToData();
      super.unvisualize();
    }

    public void setText(String text) {
      AutoCloseable __0 = enter();
      try {
        if (eq(this.text, text))
          return;
        setField("text", text);
        setTextKeepCaret(textArea, text);
      } finally {
        _close(__0);
      }
    }

    public void setText_big(String text) {
      AutoCloseable __1 = enter();
      try {
        if (eq(this.text, text))
          return;
        AutoCloseable __2 = tempSetOpt(module(), "noGrab", true);
        try {
          setField("text", text);
          long time = sysNow();
          Document doc = defaultStyledDocumentFromString(text);
          done2_always(time, "Make StyledDocument for " + nChars(text));
          time = sysNow();
          setDocument(textArea, doc);
          done2_always(time, "Apply StyledDocument");
        } finally {
          _close(__2);
        }
      } finally {
        _close(__1);
      }
    }

    public String getText() {
      swingToData();
      return text;
    }

    public void clearText() {
      setText("");
    }

    public void printToText(Object o) {
      setText(getText() + str(o) + "\n");
      moveCaretToEnd(textArea);
    }
  }

  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 interface IF0<A> {

    public A get();
  }

  static public class SimpleLiveValue<A> extends LiveValue<A> {

    public Class<A> type;

    volatile public A value;

    transient public List onChange = synchroList();

    public SimpleLiveValue(Class<A> type) {
      this.type = type;
    }

    public SimpleLiveValue(Class<A> type, A value) {
      this.value = value;
      this.type = type;
    }

    public Class<A> getType() {
      return type;
    }

    public A get() {
      return value;
    }

    public void onChange(Runnable l) {
      onChange.add(l);
    }

    public void onChangeAndNow(Runnable l) {
      onChange(l);
      callF(l);
    }

    public void removeOnChangeListener(Runnable l) {
      onChange.remove(l);
    }

    public void fireChanged() {
      pcallFAll(onChange);
    }

    public void set(A a) {
      if (neq(value, a)) {
        value = a;
        fireChanged();
      }
    }
  }

  static abstract public class CloseableIterableIterator<A> extends IterableIterator<A> implements AutoCloseable {

    public void close() throws Exception {
    }
  }

  static public interface IF2<A, B, C> {

    public C get(A a, B b);
  }

  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);

    public File pathToJavaXJar();

    public File getSnippetJar(String snippetID, String transpiledSrc);
  }

  static public class ReliableSingleThread implements Runnable {

    public Object runnable;

    public boolean trigger = false;

    public Thread thread;

    public String name = "Single Thread";

    public F0<AutoCloseable> enter;

    public ReliableSingleThread(Object runnable) {
      this.runnable = runnable;
    }

    public void trigger() {
      go();
    }

    synchronized public void go() {
      trigger = true;
      if (!running()) {
        AutoCloseable __0 = callF(enter);
        try {
          thread = startThread(name, new Runnable() {

            public void run() {
              try {
                AutoCloseable __1 = callF(enter);
                try {
                  _run();
                } finally {
                  _close(__1);
                }
              } catch (Exception __e) {
                throw rethrow(__e);
              }
            }

            public String toString() {
              return "AutoCloseable __1 = callF(enter); try {\r\n        _run();\r\n      } finally { _...";
            }
          });
        } finally {
          _close(__0);
        }
      }
    }

    public void run() {
      go();
    }

    public void get() {
      go();
    }

    synchronized public boolean running() {
      return thread != null;
    }

    public void triggerAndWait() {
      trigger();
      while (running()) sleep(1);
    }

    public void _run() {
      while (licensed()) {
        synchronized (this) {
          if (!trigger) {
            thread = null;
            break;
          }
          trigger = false;
        }
        pcallF(runnable);
      }
    }

    synchronized public void cancel() {
      cancelAndInterruptThread(thread);
      thread = null;
    }

    synchronized public boolean triggered() {
      return trigger;
    }

    public void cleanMeUp() {
      cancel();
    }
  }

  static public interface IVar<A> {

    public void set(A a);

    public A get();

    default public boolean has() {
      return get() != null;
    }

    default public void clear() {
      set(null);
    }
  }

  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 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 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 Border getBorder(final JComponent c) {
    return c == null ? null : swing(new F0<Border>() {

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

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

  static public <A extends JSpinner> A onChange(A spinner, Object r) {
    {
      swing(new Runnable() {

        public void run() {
          try {
            spinner.addChangeListener(changeListener(r));
          } catch (Exception __e) {
            throw rethrow(__e);
          }
        }

        public String toString() {
          return "spinner.addChangeListener(changeListener(r));";
        }
      });
    }
    return spinner;
  }

  static public <A extends AbstractButton> A onChange(A b, Object r) {
    {
      swing(new Runnable() {

        public void run() {
          try {
            b.addItemListener(itemListener(r));
          } catch (Exception __e) {
            throw rethrow(__e);
          }
        }

        public String toString() {
          return "b.addItemListener(itemListener(r));";
        }
      });
    }
    return b;
  }

  static public void onChange(JTextComponent tc, Object r) {
    onUpdate(tc, r);
  }

  static public <A extends JSlider> A onChange(A slider, final Object r) {
    {
      swing(new Runnable() {

        public void run() {
          try {
            slider.addChangeListener(changeListener(r));
          } catch (Exception __e) {
            throw rethrow(__e);
          }
        }

        public String toString() {
          return "slider.addChangeListener(changeListener(r));";
        }
      });
    }
    return slider;
  }

  static public JComboBox onChange(Object r, JComboBox cb) {
    return onChange(cb, r);
  }

  static public JComboBox onChange(JComboBox cb, final Object r) {
    if (isEditableComboBox(cb))
      onChange(textFieldFromComboBox(cb), r);
    else
      onSelectedItem(cb, new VF1<String>() {

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

        public String toString() {
          return "callF(r)";
        }
      });
    return cb;
  }

  static public UnsupportedOperationException unsupportedOperation() {
    throw new UnsupportedOperationException();
  }

  static public <A extends JTextComponent> A jEnableUndoRedo(A textcomp) {
    return jenableUndoRedo(textcomp);
  }

  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 <A extends JTextComponent> A setTextKeepCaret(final String text, final A c) {
    if (c != null) {
      swing(new Runnable() {

        public void run() {
          try {
            int caret = c.getCaretPosition();
            setText(c, text);
            setCaretPosition(c, caret);
          } catch (Exception __e) {
            throw rethrow(__e);
          }
        }

        public String toString() {
          return "int caret = c.getCaretPosition();\r\n    setText(c, text);\r\n    setCaretPositio...";
        }
      });
    }
    return c;
  }

  static public <A extends JTextComponent> A setTextKeepCaret(A c, String text) {
    return setTextKeepCaret(text, c);
  }

  static public AutoCloseable tempSetOpt(final Object o, final String field, Object value) {
    if (!hasFieldNamed(o, field))
      return null;
    final Object oldValue = getOpt(o, field);
    setOpt(o, field, value);
    return new AutoCloseable() {

      public String toString() {
        return "setOpt(o, field, oldValue);";
      }

      public void close() throws Exception {
        setOpt(o, field, oldValue);
      }
    };
  }

  static public DefaultStyledDocument defaultStyledDocumentFromString(String text) {
    try {
      DefaultStyledDocument doc = new DefaultStyledDocument();
      doc.insertString(0, text, null);
      return doc;
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public long done2_always(long startTime, String desc) {
    long time = sysNow() - startTime;
    saveTiming_noPrint(time);
    print(desc + " [" + time + " ms]");
    return time;
  }

  static public long done2_always(String desc, long startTime) {
    return done2_always(startTime, desc);
  }

  static public long done2_always(long startTime) {
    return done2_always(startTime, "");
  }

  static public String nChars(int n) {
    return n2(n, "char");
  }

  static public String nChars(String s) {
    return nChars(l(s));
  }

  static public void setDocument(JTextComponent tc, Document doc) {
    if (tc != null) {
      swing(new Runnable() {

        public void run() {
          try {
            tc.setDocument(doc);
          } catch (Exception __e) {
            throw rethrow(__e);
          }
        }

        public String toString() {
          return "tc.setDocument(doc);";
        }
      });
    }
  }

  static public <A, B> LinkedHashMap<A, B> cloneLinkedHashMap(Map<A, B> map) {
    return map == null ? new LinkedHashMap() : new LinkedHashMap(map);
  }

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

  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 Class _run(String progID, String... args) {
    Class main = hotwire(progID);
    callMain(main, args);
    return main;
  }

  static public void cancelAndInterruptThread(Thread t) {
    if (t == null)
      return;
    cancelThread(t);
    t.interrupt();
  }

  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 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 ChangeListener changeListener(final Object r) {
    return new ChangeListener() {

      public void stateChanged(ChangeEvent e) {
        pcallF(r);
      }
    };
  }

  static public ItemListener itemListener(final Object r) {
    return new ItemListener() {

      public void itemStateChanged(ItemEvent e) {
        pcallF(r);
      }
    };
  }

  static public void onUpdate(JComponent c, final Object r) {
    if (c instanceof JTextComponent)
      ((JTextComponent) c).getDocument().addDocumentListener(new DocumentListener() {

        public void insertUpdate(DocumentEvent e) {
          call(r);
        }

        public void removeUpdate(DocumentEvent e) {
          call(r);
        }

        public void changedUpdate(DocumentEvent e) {
          call(r);
        }
      });
    else if (c instanceof ItemSelectable)
      ((ItemSelectable) c).addItemListener(new ItemListener() {

        public void itemStateChanged(ItemEvent e) {
          call(r);
        }
      });
    else
      print("Warning: onUpdate doesn't know " + getClassName(c));
  }

  static public void onUpdate(List<? extends JComponent> l, Object r) {
    for (JComponent c : l) onUpdate(c, r);
  }

  static public JTextField textFieldFromComboBox(JComboBox cb) {
    return (JTextField) cb.getEditor().getEditorComponent();
  }

  static public JComboBox onSelectedItem(final JComboBox cb, final VF1<String> f) {
    addActionListener(cb, new Runnable() {

      public void run() {
        try {
          pcallF(f, selectedItem(cb));
        } catch (Exception __e) {
          throw rethrow(__e);
        }
      }

      public String toString() {
        return "pcallF(f, selectedItem(cb))";
      }
    });
    return cb;
  }

  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 boolean hasFieldNamed(Object o, String field) {
    return hasField(o, field);
  }

  static public String defaultThreadName_name;

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

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

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

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

  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<?> hotwire(String src) {
    assertFalse(_inCore());
    Class j = getJavaX();
    if (isAndroid()) {
      synchronized (j) {
        List<File> libraries = new ArrayList<File>();
        File srcDir = (File) call(j, "transpileMain", src, libraries);
        if (srcDir == null)
          throw fail("transpileMain returned null (src=" + quote(src) + ")");
        Object androidContext = get(j, "androidContext");
        return (Class) call(j, "loadx2android", srcDir, src);
      }
    } else {
      Class c = (Class) (call(j, "hotwire", src));
      hotwire_copyOver(c);
      return c;
    }
  }

  static public <A> A callMain(A c, String... args) {
    callOpt(c, "main", new Object[] { args });
    return c;
  }

  static public void callMain() {
    callMain(mc());
  }

  static public void cancelThread(Thread t) {
    if (t == null)
      return;
    ping();
    synchronized (ping_actions) {
      ping_actions.put(t, "cancelled");
      ping_anyActions = true;
    }
  }

  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)
        value = ((Long) value).intValue();
      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 void addActionListener(JTextField tf, final Runnable action) {
    onEnter(tf, action);
  }

  static public void addActionListener(final JComboBox cb, final Runnable action) {
    if (cb != null) {
      swing(new Runnable() {

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

        public String toString() {
          return "cb.addActionListener(actionListener(action));";
        }
      });
    }
  }

  static public void addActionListener(final AbstractButton b, final Runnable action) {
    if (b != null) {
      swing(new Runnable() {

        public void run() {
          try {
            b.addActionListener(actionListener(action));
          } catch (Exception __e) {
            throw rethrow(__e);
          }
        }

        public String toString() {
          return "b.addActionListener(actionListener(action));";
        }
      });
    }
  }

  static public String selectedItem(JList l) {
    return getSelectedItem(l);
  }

  static public String selectedItem(JComboBox cb) {
    return getSelectedItem(cb);
  }

  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 __0 = tempActivity(r);
                try {
                  try {
                    if (!allPaused())
                      if (isFalse(callF(r)))
                        cancelTimer(timer.get());
                  } catch (Throwable __e) {
                    _handleException(__e);
                  }
                } finally {
                  _close(__0);
                }
              } 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 boolean hasField(Object o, String field) {
    return findField2(o, field) != null;
  }

  static public Runnable _topLevelErrorHandling(final Runnable runnable) {
    final Object info = _threadInfo();
    return new Runnable() {

      public void run() {
        try {
          try {
            _threadInheritInfo(info);
            runnable.run();
          } catch (Throwable __e) {
            _handleException(__e);
          }
        } catch (Exception __e) {
          throw rethrow(__e);
        }
      }

      public String toString() {
        return "pcall {\r\n      _threadInheritInfo(info);\r\n      runnable.run();\r\n    }";
      }
    };
  }

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

  static public boolean _inCore() {
    return false;
  }

  static public List hotwire_copyOver_after = synchroList();

  static public void hotwire_copyOver(Class c) {
    for (String field : ll("print_log", "print_silent", "androidContext", "_userHome")) setOptIfNotNull(c, field, getOpt(mc(), field));
    setOptIfNotNull(c, "mainBot", getMainBot());
    setOpt(c, "creator_class", new WeakReference(mc()));
    pcallFAll(hotwire_copyOver_after, c);
  }

  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 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) {
        _handleException(__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 Field findField2(Object o, String field) {
    Class c = o.getClass();
    HashMap<String, Field> map;
    synchronized (getOpt_cache) {
      map = getOpt_cache.get(c);
      if (map == null)
        map = getOpt_makeCache(c);
    }
    if (map == getOpt_special) {
      if (o instanceof Class)
        return findField2_findStaticField((Class) o, field);
    }
    return map.get(field);
  }

  static public Field findField2_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);
    return null;
  }

  static public <A> WeakReference<A> newWeakReference(A a) {
    return a == null ? null : new WeakReference(a);
  }

  static public void setOptIfNotNull(Object o, String field, Object value) {
    if (value != null)
      setOpt(o, field, value);
  }

  static public Object mainBot;

  static public Object getMainBot() {
    return mainBot;
  }

  static public class getOpt_Map extends WeakHashMap {

    public getOpt_Map() {
      if (getOpt_special == null)
        getOpt_special = new HashMap();
      clear();
    }

    public void clear() {
      super.clear();
      put(Class.class, getOpt_special);
      put(String.class, getOpt_special);
    }
  }

  static final public Map<Class, HashMap<String, Field>> getOpt_cache = _registerDangerousWeakMap(synchroMap(new getOpt_Map()));

  static public HashMap getOpt_special;

  static public Object getOpt_cached(Object o, String field) {
    try {
      if (o == null)
        return null;
      Class c = o.getClass();
      HashMap<String, Field> map;
      synchronized (getOpt_cache) {
        map = getOpt_cache.get(c);
        if (map == null)
          map = getOpt_makeCache(c);
      }
      if (map == getOpt_special) {
        if (o instanceof Class)
          return getOpt((Class) o, field);
        if (o instanceof Map)
          return ((Map) o).get(field);
      }
      Field f = map.get(field);
      if (f != null)
        return f.get(o);
      if (o instanceof DynamicObject)
        return mapGet2(((DynamicObject) o).fieldValues, field);
      return null;
    } catch (Exception __e) {
      throw rethrow(__e);
    }
  }

  static public HashMap<String, Field> getOpt_makeCache(Class c) {
    HashMap<String, Field> map;
    if (isSubtypeOf(c, Map.class))
      map = getOpt_special;
    else {
      map = new HashMap();
      if (!reflection_classesNotToScan().contains(c.getName())) {
        Class _c = c;
        do {
          for (Field f : _c.getDeclaredFields()) {
            makeAccessible(f);
            String name = f.getName();
            if (!map.containsKey(name))
              map.put(name, f);
          }
          _c = _c.getSuperclass();
        } while (_c != null);
      }
    }
    if (getOpt_cache != null)
      getOpt_cache.put(c, map);
    return map;
  }

  static public void clear(Collection c) {
    if (c != null)
      c.clear();
  }

  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 List<Pair> _registerDangerousWeakMap_preList;

  static public <A> A _registerDangerousWeakMap(A map) {
    return _registerDangerousWeakMap(map, null);
  }

  static public <A> A _registerDangerousWeakMap(A map, Object init) {
    callF(init, map);
    if (init instanceof String) {
      final String f = (String) init;
      init = new VF1<Map>() {

        public void get(Map map) {
          try {
            callMC(f, map);
          } catch (Exception __e) {
            throw rethrow(__e);
          }
        }

        public String toString() {
          return "callMC(f, map)";
        }
      };
    }
    if (javax() == null) {
      if (_registerDangerousWeakMap_preList == null)
        _registerDangerousWeakMap_preList = synchroList();
      _registerDangerousWeakMap_preList.add(pair(map, init));
      return map;
    }
    call(javax(), "_registerDangerousWeakMap", map, init);
    return map;
  }

  static public void _onLoad_registerDangerousWeakMap() {
    assertNotNull(javax());
    if (_registerDangerousWeakMap_preList == null)
      return;
    for (Pair p : _registerDangerousWeakMap_preList) _registerDangerousWeakMap(p.a, p.b);
    _registerDangerousWeakMap_preList = null;
  }

  static public <A, B> B mapGet2(Map<A, B> map, A a) {
    return map == null ? null : map.get(a);
  }

  static public <A, B> B mapGet2(A a, Map<A, B> map) {
    return map == null ? null : map.get(a);
  }

  static public boolean isSubtypeOf(Class a, Class b) {
    return b.isAssignableFrom(a);
  }

  static public Set<String> reflection_classesNotToScan_value = litset("jdk.internal.loader.URLClassPath");

  static public Set<String> reflection_classesNotToScan() {
    return reflection_classesNotToScan_value;
  }

  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 <A> HashSet<A> litset(A... items) {
    return lithashset(items);
  }

  static public <A> HashSet<A> lithashset(A... items) {
    HashSet<A> set = new HashSet();
    for (A a : items) set.add(a);
    return set;
  }
}