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_getEvent; import static loadableUtils.utils.componentPopupMenu_initForComponent; import static loadableUtils.utils.listPopupMenu; import static loadableUtils.utils.tablePopupMenu; 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.RGBImage; import loadableUtils.utils.RGB; import loadableUtils.utils.BWImage; import loadableUtils.utils.MakesBufferedImage; 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; class main { public static class SUCLTA extends DynSingleFunction { public void doIt() { List l = sortedCI(singleLinesOnly(gazelle_fromServer_allDistinctLines())); String mod = dm_showNewModule("#1024152/QuickAnnotator"); dm_call(mod, "setText", escapeMultichars(lines(appendToAll(" | ", l)))); } } public static boolean _moduleClass_SUCLTA; public static 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); } } public static A callF(F0 f) { return f == null ? null : f.get(); } public static B callF(F1 f, A a) { return f == null ? null : f.get(a); } public static B callF(IF1 f, A a) { return f == null ? null : f.get(a); } public static void callF(VF1 f, A a) { if (f != null) f.get(a); } public static Object callMC(String method, Object... args) { return call(mc(), method, args); } public static Object call(Object o) { return callF(o); } public static Object call(Object o, String method, Object... args) { return call_withVarargs(o, method, args); } public static void _onLoad_initUtils() { utils.__javax = javax(); } public static void _onLoad_defaultClassFinder() { setDefaultClassFinder(new F1() { 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..."; } }); } public static String programID() { return getProgramID(); } public static String programID(Object o) { return getProgramID(o); } public static volatile StringBuffer local_log = new StringBuffer(); public static volatile Appendable print_log = local_log; public static volatile int print_log_max = 1024 * 1024; public static volatile int local_log_max = 100 * 1024; public static boolean print_silent; public static Object print_byThread_lock = new Object(); public static volatile ThreadLocal print_byThread; public static volatile Object print_allThreads; public static volatile Object print_preprocess; public static void print() { print(""); } public static A print(String s, A o) { print((endsWithLetterOrDigit(s) ? s + ": " : s) + o); return o; } public static A print(A o) { ping_okInCleanUp(); if (print_silent) return o; String s = String.valueOf(o) + "\n"; print_noNewLine(s); return o; } public static 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); } public static 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); } public static AutoCloseable tempInterceptPrintIfNotIntercepted(F1 f) { return print_byThread().get() == null ? tempInterceptPrint(f) : null; } public static List sortedCI(Collection c) { return sortedIgnoreCase(c); } public static List singleLinesOnly(Collection l) { return antiFilter("containsNewLine", l); } public static List gazelle_fromServer_allDistinctLines() { return loadJSONList("http://gazelle.botcompany.de/allDistinctInputs"); } public static String dm_showNewModule(String moduleLibID) { return (String) dm_callOS("makeNewModule", moduleLibID, true); } public static Object dm_call(Object moduleOrID, String method, Object... args) { Object mod = dm_getModule(moduleOrID); if (mod == null) return null; AutoCloseable __543 = dm_enter(mod); try { return call_withVarargs(mod, method, args); } finally { _close(__543); } } public static String escapeMultichars(String s) { if (!hasExtendedUnicodeCharacters(s)) return s; StringBuilder buf = new StringBuilder(); for (int i = 0; i < l(s); i++) if (isExtendedUnicodeCharacter(s, i)) { buf.append("[xchar " + intToHex(s.codePointAt(i)) + "]"); ++i; } else buf.append(s.charAt(i)); return str(buf); } public static String lines(Iterable lines) { return fromLines(lines); } public static String lines(Object[] lines) { return fromLines(asList(lines)); } public static List lines(String s) { return toLines(s); } public static List appendToAll(Collection l, String s) { List out = new ArrayList(); for (String x : unnull(l)) out.add(x + s); return out; } public static List appendToAll(String s, Collection l) { return appendToAll(l, s); } public static RuntimeException rethrow(Throwable t) { if (t instanceof Error) _handleError((Error) t); throw t instanceof RuntimeException ? (RuntimeException) t : new RuntimeException(t); } public static RuntimeException rethrow(String msg, Throwable t) { throw new RuntimeException(msg, t); } public static Class mc() { return main.class; } public static 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 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 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); } } public static Class javax() { return getJavaX(); } public static void setDefaultClassFinder(Object cf) { _defaultClassFinder_value = cf; } public static HashMap findClass_fullName_cache = new HashMap(); public static 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; } } public static boolean startsWith(String a, String b) { return a != null && a.startsWith(b); } public static boolean startsWith(String a, char c) { return nemptyString(a) && a.charAt(0) == c; } public static boolean startsWith(String a, String b, Matches m) { if (!startsWith(a, b)) return false; m.m = new String[] { substring(a, strL(b)) }; return true; } public static 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; } public static String substring(String s, int x) { return substring(s, x, strL(s)); } public static 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); } public static Object _defaultClassFinder_value = defaultDefaultClassFinder(); public static Object _defaultClassFinder() { return _defaultClassFinder_value; } public static String programID; public static String getProgramID() { return nempty(programID) ? formatSnippetIDOpt(programID) : "?"; } public static String getProgramID(Class c) { String id = (String) getOpt(c, "programID"); if (nempty(id)) return formatSnippetID(id); return "?"; } public static String getProgramID(Object o) { return getProgramID(getMainClass(o)); } public static boolean endsWithLetterOrDigit(String s) { return s != null && s.length() > 0 && Character.isLetterOrDigit(s.charAt(s.length() - 1)); } public static void ping_okInCleanUp() { if (ping_pauseAll || ping_anyActions) ping_impl(true); } public static Object getThreadLocal(Object o, String name) { ThreadLocal t = (ThreadLocal) (getOpt(o, name)); return t != null ? t.get() : null; } public static A getThreadLocal(ThreadLocal tl) { return tl == null ? null : tl.get(); } public static A getThreadLocal(ThreadLocal tl, A defaultValue) { return or(getThreadLocal(tl), defaultValue); } public static ThreadLocal print_byThread_dontCreate() { return print_byThread; } public static boolean isFalse(Object o) { return eq(false, o); } public static 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(); } public static void print_append(Appendable _buf, String s, int max) { try { synchronized (_buf) { _buf.append(s); if (!(_buf instanceof StringBuilder)) return; StringBuilder buf = (StringBuilder) _buf; max /= 2; if (buf.length() > max) 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); } } } catch (Exception __e) { throw rethrow(__e); } } public static ThreadLocal print_byThread() { synchronized (print_byThread_lock) { if (print_byThread == null) print_byThread = new ThreadLocal(); } return print_byThread; } public static AutoCloseable tempInterceptPrint(F1 f) { return tempSetThreadLocal(print_byThread(), f); } public static List sortedIgnoreCase(Collection c) { List l = cloneList(c); Collections.sort(l, caseInsensitiveComparator()); return l; } public static List antiFilter(Iterable c, Object pred) { if (pred instanceof F1) return antiFilter(c, (F1) pred); List x = new ArrayList(); if (c != null) for (Object o : c) if (!isTrue(callF(pred, o))) x.add(o); return x; } public static List antiFilter(Object pred, Iterable c) { return antiFilter(c, pred); } public static List antiFilter(Object pred, Object[] c) { return antiFilter(pred, wrapArrayAsList(c)); } public static List antiFilter(Iterable c, F1 pred) { List x = new ArrayList(); if (c != null) for (B o : c) if (!pred.get(o).booleanValue()) x.add(o); return x; } public static List antiFilter(F1 pred, Iterable c) { return antiFilter(c, pred); } public static List antiFilter(Iterable c, IF1 pred) { List x = new ArrayList(); if (c != null) for (B o : c) if (!pred.get(o).booleanValue()) x.add(o); return x; } public static List antiFilter(IF1 pred, Iterable c) { return antiFilter(c, pred); } public static boolean containsNewLine(String s) { return contains(s, '\n'); } public static List loadJSONList(String url) { return (List) loadJSONPage(url); } public static Object dm_callOS(String functionName, Object... args) { return call(dm_os(), functionName, args); } public static Object dm_getModule(Object moduleOrID) { if (moduleOrID == null || eq(moduleOrID, "")) return null; if (isString(moduleOrID) && isIdentifier(((String) moduleOrID))) return dm_getService(((String) moduleOrID)); if (isStringOrIntOrLong(moduleOrID)) return dm_callOS("getDynModuleByID", str(moduleOrID)); return dm_resolveModule(moduleOrID); } public static AutoCloseable dm_enter(Object mod) { return (AutoCloseable) callOpt(dm_getModule(mod), "enter"); } public static 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); } } public static boolean hasExtendedUnicodeCharacters(String s) { return s.codePointCount(0, l(s)) < l(s); } public static boolean isExtendedUnicodeCharacter(String s, int idx) { return Character.charCount(s.codePointAt(idx)) > 1; } public static String intToHex(int i) { return bytesToHex(intToBytes(i)); } public static String str(Object o) { return o == null ? "null" : o.toString(); } public static String str(char[] c) { return new String(c); } public static String fromLines(Iterable lines) { StringBuilder buf = new StringBuilder(); if (lines != null) for (Object line : lines) buf.append(str(line)).append('\n'); return buf.toString(); } public static String fromLines(String... lines) { return fromLines(asList(lines)); } public static IterableIterator toLines(File f) { return linesFromFile(f); } public static List toLines(String s) { List lines = new ArrayList(); 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; } public static 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; } public static String unnull(String s) { return s == null ? "" : s; } public static Collection unnull(Collection l) { return l == null ? emptyList() : l; } public static List unnull(List l) { return l == null ? emptyList() : l; } public static Map unnull(Map l) { return l == null ? emptyMap() : l; } public static Iterable unnull(Iterable i) { return i == null ? emptyList() : i; } public static A[] unnull(A[] a) { return a == null ? (A[]) new Object[0] : a; } public static BitSet unnull(BitSet b) { return b == null ? new BitSet() : b; } public static Pt unnull(Pt p) { return p == null ? new Pt() : p; } public static void _handleError(Error e) { call(javax(), "_handleError", e); } public static final Map callOpt_cache = newDangerousWeakHashMap(); public static 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); } } public static _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; } } public static 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); } } public static boolean isStaticMethod(Method m) { return methodIsStatic(m); } public static 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; } public static String joinWithComma(Collection c) { return join(", ", c); } public static String joinWithComma(String... c) { return join(", ", c); } public static List classNames(Collection l) { return getClassNames(l); } public static List classNames(Object[] l) { return getClassNames(Arrays.asList(l)); } public static Class __javax; public static Class getJavaX() { try { return __javax; } catch (Exception __e) { throw rethrow(__e); } } public static boolean nemptyString(String s) { return s != null && s.length() > 0; } public static int strL(String s) { return s == null ? 0 : s.length(); } public static int listL(Collection l) { return l == null ? 0 : l.size(); } public static boolean neq(Object a, Object b) { return !eq(a, b); } public static Object defaultDefaultClassFinder() { return new F1() { 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..."; } }; } public static boolean nempty(Collection c) { return !empty(c); } public static boolean nempty(CharSequence s) { return !empty(s); } public static boolean nempty(Object[] o) { return !empty(o); } public static boolean nempty(byte[] o) { return !empty(o); } public static boolean nempty(int[] o) { return !empty(o); } public static boolean nempty(Map m) { return !empty(m); } public static boolean nempty(Iterator i) { return i != null && i.hasNext(); } public static boolean nempty(Object o) { return !empty(o); } public static String formatSnippetIDOpt(String s) { return isSnippetID(s) ? formatSnippetID(s) : s; } public static String formatSnippetID(String id) { return "#" + parseSnippetID(id); } public static String formatSnippetID(long id) { return "#" + id; } public static Class getMainClass() { return mc(); } public static 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); } } public static volatile boolean ping_pauseAll; public static int ping_sleep = 100; public static volatile boolean ping_anyActions; public static Map ping_actions = newWeakHashMap(); public static ThreadLocal ping_isCleanUpThread = new ThreadLocal(); public static boolean ping() { if (ping_pauseAll || ping_anyActions) ping_impl(true); return true; } public static 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); } } public static A or(A a, A b) { return a != null ? a : b; } public static boolean eq(Object a, Object b) { return a == null ? b == null : a == b || b != null && a.equals(b); } public static AutoCloseable tempSetThreadLocal(final ThreadLocal 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); } }; } public static ArrayList cloneList(Iterable l) { return l instanceof Collection ? cloneList((Collection) l) : asList(l); } public static ArrayList cloneList(Collection l) { if (l == null) return new ArrayList(); synchronized (collectionMutex(l)) { return new ArrayList(l); } } public static Comparator caseInsensitiveComparator() { return betterCIComparator(); } public static List wrapArrayAsList(A[] a) { return a == null ? null : Arrays.asList(a); } public static boolean contains(Collection c, Object o) { return c != null && c.contains(o); } public static boolean contains(Object[] x, Object o) { if (x != null) for (Object a : x) if (eq(a, o)) return true; return false; } public static boolean contains(String s, char c) { return s != null && s.indexOf(c) >= 0; } public static boolean contains(String s, String b) { return s != null && s.indexOf(b) >= 0; } public static boolean contains(BitSet bs, int i) { return bs != null && bs.get(i); } public static Object loadJSONPage(String url) { return jsonDecode(loadPage(url)); } public static Object dm_os() { { Object __655 = vm_generalMap_get("stefansOS"); if (__655 != null) return __655; } return creator(); } public static boolean isString(Object o) { return o instanceof String; } public static boolean isIdentifier(String s) { return isJavaIdentifier(s); } public static Object dm_getService(String serviceName) { return empty(serviceName) ? null : dm_getModule(vmBus_query(assertIdentifier(serviceName))); } public static boolean isStringOrIntOrLong(Object o) { return o instanceof String || o instanceof Integer || o instanceof Long; } public static Object dm_resolveModule(Object moduleOrStem) { return dm_callOS("resolveModule", moduleOrStem); } 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(); } public static byte[] intToBytes(int i) { return new byte[] { (byte) (i >>> 24), (byte) (i >>> 16), (byte) (i >>> 8), (byte) i }; } public static CloseableIterableIterator 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); } } public static ArrayList emptyList() { return new ArrayList(); } public static ArrayList emptyList(int capacity) { return new ArrayList(max(0, capacity)); } public static ArrayList emptyList(Iterable l) { return l instanceof Collection ? emptyList(((Collection) l).size()) : emptyList(); } public static ArrayList emptyList(Object[] l) { return emptyList(l(l)); } public static ArrayList emptyList(Class c) { return new ArrayList(); } public static Map emptyMap() { return new HashMap(); } public static Throwable getExceptionCause(Throwable e) { Throwable c = e.getCause(); return c != null ? c : e; } public static String joinWithSpace(Collection c) { return join(" ", c); } public static String joinWithSpace(String... c) { return join(" ", c); } public static boolean methodIsStatic(Method m) { return (m.getModifiers() & Modifier.STATIC) != 0; } public static boolean argumentCompatibleWithType(Object arg, Class type) { return arg == null ? !type.isPrimitive() : isInstanceX(type, arg); } public static void arraycopy(Object[] a, Object[] b) { if (a != null && b != null) arraycopy(a, 0, b, 0, min(a.length, b.length)); } public static void arraycopy(Object src, int srcPos, Object dest, int destPos, int n) { if (n != 0) System.arraycopy(src, srcPos, dest, destPos, n); } public static A[] arrayOfType(Class type, int n) { return makeArray(type, n); } public static A[] arrayOfType(int n, Class type) { return arrayOfType(type, n); } public static String join(String glue, Iterable strings) { if (strings == null) return ""; if (strings instanceof Collection) { if (((Collection) strings).size() == 1) return str(first(((Collection) strings))); } StringBuilder buf = new StringBuilder(); Iterator i = strings.iterator(); if (i.hasNext()) { buf.append(i.next()); while (i.hasNext()) buf.append(glue).append(i.next()); } return buf.toString(); } public static String join(String glue, String... strings) { return join(glue, Arrays.asList(strings)); } public static String join(Iterable strings) { return join("", strings); } public static String join(Iterable strings, String glue) { return join(glue, strings); } public static String join(String[] strings) { return join("", strings); } public static List getClassNames(Collection l) { List out = new ArrayList(); if (l != null) for (Object o : l) out.add(o == null ? null : getClassName(o)); return out; } public static boolean empty(Collection c) { return c == null || c.isEmpty(); } public static boolean empty(CharSequence s) { return s == null || s.length() == 0; } public static boolean empty(Map map) { return map == null || map.isEmpty(); } public static boolean empty(Object[] o) { return o == null || o.length == 0; } public static 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)); } public static boolean empty(float[] a) { return a == null || a.length == 0; } public static boolean empty(int[] a) { return a == null || a.length == 0; } public static boolean empty(long[] a) { return a == null || a.length == 0; } public static boolean empty(byte[] a) { return a == null || a.length == 0; } public static 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; } public static boolean isAWTThread() { if (isAndroid()) return false; if (isHeadless()) return false; return isAWTThread_awt(); } public static boolean isAWTThread_awt() { return SwingUtilities.isEventDispatchThread(); } public static void failIfUnlicensed() { assertTrue("license off", licensed()); } public static Thread currentThread() { return Thread.currentThread(); } public static A setThreadLocal(ThreadLocal tl, A value) { if (tl == null) return null; A old = tl.get(); tl.set(value); return old; } public static Object collectionMutex(Object 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; } public static betterCIComparator_C betterCIComparator_instance; public static betterCIComparator_C betterCIComparator() { if (betterCIComparator_instance == null) betterCIComparator_instance = new betterCIComparator_C(); return betterCIComparator_instance; } public static class betterCIComparator_C implements Comparator { 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; } } public static boolean jsonDecode_useOrderedMaps = true; public static Object jsonDecode(final String text) { final List 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(); } public static Object vm_generalMap_get(Object key) { return vm_generalMap().get(key); } public static WeakReference creator_class; public static Object creator() { return creator_class == null ? null : creator_class.get(); } public static boolean isJavaIdentifier(String s) { if (empty(s) || !Character.isJavaIdentifierStart(s.charAt(0))) return false; for (int i = 1; i < s.length(); i++) if (!Character.isJavaIdentifierPart(s.charAt(i))) return false; return true; } public static Object vmBus_query(String msg, Object... args) { Object arg = vmBus_wrapArgs(args); { Object __649 = pcallFAll_returnFirstNotNull(vm_busListeners_live(), msg, arg); if (__649 != null) return __649; } return pcallFAll_returnFirstNotNull(vm_busListenersByMessage_live().get(msg), msg, arg); } public static Object vmBus_query(String msg) { return vmBus_query(msg, (Object) null); } public static String assertIdentifier(String s) { return assertIsIdentifier(s); } public static String assertIdentifier(String msg, String s) { return assertIsIdentifier(msg, s); } public static CloseableIterableIterator emptyCloseableIterableIterator_instance = new CloseableIterableIterator() { public Object next() { throw fail(); } public boolean hasNext() { return false; } }; public static CloseableIterableIterator emptyCloseableIterableIterator() { return emptyCloseableIterableIterator_instance; } public static boolean ewic(String a, String b) { return endsWithIgnoreCase(a, b); } public static boolean ewic(String a, String b, Matches m) { return endsWithIgnoreCase(a, b, m); } public static CloseableIterableIterator linesFromReader(Reader r) { final BufferedReader br = bufferedReader(r); return iteratorFromFunction_f0_autoCloseable(new F0() { public String get() { try { return readLineFromReaderWithClose(br); } catch (Exception __e) { throw rethrow(__e); } } public String toString() { return "ret readLineFromReaderWithClose(br);"; } }, _wrapIOCloseable(r)); } public static BufferedReader utf8bufferedReader(InputStream in) { try { return bufferedReader(_registerIOWrap(new InputStreamReader(in, "UTF-8"), in)); } catch (Exception __e) { throw rethrow(__e); } } public static BufferedReader utf8bufferedReader(File f) { try { return utf8bufferedReader(newFileInputStream(f)); } catch (Exception __e) { throw rethrow(__e); } } public static GZIPInputStream newGZIPInputStream(File f) { return gzInputStream(f); } public static GZIPInputStream newGZIPInputStream(InputStream in) { return gzInputStream(in); } public static int max(int a, int b) { return Math.max(a, b); } public static int max(int a, int b, int c) { return max(max(a, b), c); } public static long max(int a, long b) { return Math.max((long) a, b); } public static long max(long a, long b) { return Math.max(a, b); } public static double max(int a, double b) { return Math.max((double) a, b); } public static float max(float a, float b) { return Math.max(a, b); } public static double max(double a, double b) { return Math.max(a, b); } public static int max(Collection c) { int x = Integer.MIN_VALUE; for (int i : c) x = max(x, i); return x; } public static 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; } public static 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; } public static byte max(byte[] c) { byte x = -128; for (byte d : c) if (d > x) x = d; return x; } public static short max(short[] c) { short x = -0x8000; for (short d : c) if (d > x) x = d; return x; } public static int max(int[] c) { int x = Integer.MIN_VALUE; for (int d : c) if (d > x) x = d; return x; } public static 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); } public static int min(int a, int b) { return Math.min(a, b); } public static long min(long a, long b) { return Math.min(a, b); } public static float min(float a, float b) { return Math.min(a, b); } public static float min(float a, float b, float c) { return min(min(a, b), c); } public static double min(double a, double b) { return Math.min(a, b); } public static double min(double[] c) { double x = Double.MAX_VALUE; for (double d : c) x = Math.min(x, d); return x; } public static float min(float[] c) { float x = Float.MAX_VALUE; for (float d : c) x = Math.min(x, d); return x; } public static byte min(byte[] c) { byte x = 127; for (byte d : c) if (d < x) x = d; return x; } public static short min(short[] c) { short x = 0x7FFF; for (short d : c) if (d < x) x = d; return x; } public static int min(int[] c) { int x = Integer.MAX_VALUE; for (int d : c) if (d < x) x = d; return x; } public static A[] makeArray(Class type, int n) { return (A[]) Array.newInstance(type, n); } public static Object first(Object list) { return first((Iterable) list); } public static A first(List list) { return empty(list) ? null : list.get(0); } public static A first(A[] bla) { return bla == null || bla.length == 0 ? null : bla[0]; } public static A first(IterableIterator i) { return first((Iterator) i); } public static A first(Iterator i) { return i == null || !i.hasNext() ? null : i.next(); } public static A first(Iterable i) { if (i == null) return null; Iterator it = i.iterator(); return it.hasNext() ? it.next() : null; } public static Character first(String s) { return empty(s) ? null : s.charAt(0); } public static String getClassName(Object o) { return o == null ? "null" : o instanceof Class ? ((Class) o).getName() : o.getClass().getName(); } public static String getType(Object o) { return getClassName(o); } public static long getFileSize(String path) { return path == null ? 0 : new File(path).length(); } public static long getFileSize(File f) { return f == null ? 0 : f.length(); } public static 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); } public static volatile boolean licensed_yes = true; public static boolean licensed() { if (!licensed_yes) return false; ping_okInCleanUp(); return true; } public static void licensed_off() { licensed_yes = false; } public static String className(Object o) { return getClassName(o); } public static boolean eqOneOf(Object o, Object... l) { for (Object x : l) if (eq(o, x)) return true; return false; } public static List jsonTok(String s) { List 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; } public static 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; } public static 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; } public static double parseDouble(String s) { return Double.parseDouble(s); } public static long parseLong(String s) { if (s == null) return 0; return Long.parseLong(dropSuffix("L", s)); } public static long parseLong(Object s) { return Long.parseLong((String) s); } public static String quote(Object o) { if (o == null) return "null"; return quote(str(o)); } public static 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(); } public static 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('"'); } public static Map vm_generalMap_map; public static Map vm_generalMap() { if (vm_generalMap_map == null) vm_generalMap_map = (Map) get(javax(), "generalMap"); return vm_generalMap_map; } public static Object vmBus_wrapArgs(Object... args) { return empty(args) ? null : l(args) == 1 ? args[0] : args; } public static Object pcallFAll_returnFirstNotNull(Collection l, Object... args) { if (l != null) for (Object f : cloneList(l)) { Object __690 = pcallF(f, args); if (__690 != null) return __690; } return null; } public static Object pcallFAll_returnFirstNotNull(Iterator it, Object... args) { while (it.hasNext()) { Object __691 = pcallF(it.next(), args); if (__691 != null) return __691; } return null; } public static Set vm_busListeners_live_cache; public static Set vm_busListeners_live() { if (vm_busListeners_live_cache == null) vm_busListeners_live_cache = vm_busListeners_live_load(); return vm_busListeners_live_cache; } public static Set vm_busListeners_live_load() { return vm_generalIdentityHashSet("busListeners"); } public static Map vm_busListenersByMessage_live_cache; public static Map vm_busListenersByMessage_live() { if (vm_busListenersByMessage_live_cache == null) vm_busListenersByMessage_live_cache = vm_busListenersByMessage_live_load(); return vm_busListenersByMessage_live_cache; } public static Map vm_busListenersByMessage_live_load() { return vm_generalHashMap("busListenersByMessage"); } public static String assertIsIdentifier(String s) { if (!isIdentifier(s)) throw fail("Not an identifier: " + quote(s)); return s; } public static String assertIsIdentifier(String msg, String s) { if (!isIdentifier(s)) throw fail(msg + " - Not an identifier: " + quote(s)); return s; } public static boolean endsWithIgnoreCase(String a, String b) { int la = l(a), lb = l(b); return la >= lb && regionMatchesIC(a, la - lb, b, 0, lb); } public static 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; } public static BufferedReader bufferedReader(Reader r) { return r instanceof BufferedReader ? (BufferedReader) r : _registerIOWrap(new BufferedReader(r), r); } public static CloseableIterableIterator iteratorFromFunction_f0_autoCloseable(final F0 f, final AutoCloseable closeable) { class IFF2 extends CloseableIterableIterator { public A a; public boolean done; 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(); } public static String readLineFromReaderWithClose(BufferedReader r) { try { String s = r.readLine(); if (s == null) r.close(); return s; } catch (Exception __e) { throw rethrow(__e); } } public static 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); } }; } public static A _registerIOWrap(A wrapper, Object wrapped) { return wrapper; } public static FileInputStream newFileInputStream(File path) throws IOException { return newFileInputStream(path.getPath()); } public static FileInputStream newFileInputStream(String path) throws IOException { FileInputStream f = new FileInputStream(path); _registerIO(f, path, true); return f; } public static int gzInputStream_defaultBufferSize = 65536; public static GZIPInputStream gzInputStream(File f) { try { return gzInputStream(new FileInputStream(f)); } catch (Exception __e) { throw rethrow(__e); } } public static GZIPInputStream gzInputStream(File f, int bufferSize) { try { return gzInputStream(new FileInputStream(f), bufferSize); } catch (Exception __e) { throw rethrow(__e); } } public static GZIPInputStream gzInputStream(InputStream in) { return gzInputStream(in, gzInputStream_defaultBufferSize); } public static GZIPInputStream gzInputStream(InputStream in, int bufferSize) { try { return _registerIOWrap(new GZIPInputStream(in, gzInputStream_defaultBufferSize), in); } catch (Exception __e) { throw rethrow(__e); } } public static boolean endsWith(String a, String b) { return a != null && a.endsWith(b); } public static boolean endsWith(String a, char c) { return nempty(a) && lastChar(a) == c; } public static boolean endsWith(String a, String b, Matches m) { if (!endsWith(a, b)) return false; m.m = new String[] { dropLast(l(b), a) }; return true; } public static String dropSuffix(String suffix, String s) { return s.endsWith(suffix) ? s.substring(0, l(s) - l(suffix)) : s; } public static Object pcallF(Object f, Object... args) { return pcallFunction(f, args); } public static A pcallF(F0 f) { try { return f == null ? null : f.get(); } catch (Throwable __e) { return null; } } public static B pcallF(F1 f, A a) { try { return f == null ? null : f.get(a); } catch (Throwable __e) { return null; } } public static void pcallF(VF1 f, A a) { try { if (f != null) f.get(a); } catch (Throwable __e) { _handleException(__e); } } public static boolean regionMatchesIC(String a, int offsetA, String b, int offsetB, int len) { return a != null && a.regionMatches(true, offsetA, b, offsetB, len); } public static void _registerIO(Object object, String path, boolean opened) { } public static char lastChar(String s) { return empty(s) ? '\0' : s.charAt(l(s) - 1); } public static 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; } public static List dropLast(List l) { return subList(l, 0, l(l) - 1); } public static List dropLast(int n, List l) { return subList(l, 0, l(l) - n); } public static List dropLast(Iterable l) { return dropLast(asList(l)); } public static String dropLast(String s) { return substring(s, 0, l(s) - 1); } public static String dropLast(String s, int n) { return substring(s, 0, l(s) - n); } public static String dropLast(int n, String s) { return dropLast(s, n); } public static Object pcallFunction(Object f, Object... args) { try { return callFunction(f, args); } catch (Throwable __e) { _handleException(__e); } return null; } public static volatile PersistableThrowable _handleException_lastException; public static List _handleException_onException = synchroList(ll("printStackTrace2")); public static 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); } } public static Throwable printStackTrace2(Throwable e) { print(getStackTrace2(e)); return e; } public static void printStackTrace2() { printStackTrace2(new Throwable()); } public static void printStackTrace2(String msg) { printStackTrace2(new Throwable(msg)); } public static List subList(List l, int startIndex) { return subList(l, startIndex, l(l)); } public static List subList(List 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); } public static Object callFunction(Object f, Object... args) { return callF(f, args); } public static List synchroList() { return Collections.synchronizedList(new ArrayList()); } public static List synchroList(List l) { return Collections.synchronizedList(l); } public static List ll(A... a) { ArrayList l = new ArrayList(a.length); if (a != null) for (A x : a) l.add(x); return l; } public static PersistableThrowable persistableThrowable(Throwable e) { return e == null ? null : new PersistableThrowable(e); } public static Throwable innerException(Throwable e) { return getInnerException(e); } public static String getStackTrace2(Throwable e) { return hideCredentials(getStackTrace(unwrapTrivialExceptionWraps(e)) + replacePrefix("java.lang.RuntimeException: ", "FAIL: ", hideCredentials(str(innerException2(e)))) + "\n"); } public static Throwable getInnerException(Throwable e) { if (e == null) return null; while (e.getCause() != null) e = e.getCause(); return e; } public static Throwable getInnerException(Runnable r) { return getInnerException(getException(r)); } public static String hideCredentials(URL url) { return url == null ? null : hideCredentials(str(url)); } public static 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="); } public static String hideCredentials(Object o) { return hideCredentials(str(o)); } public static String getStackTrace(Throwable throwable) { lastException(throwable); return getStackTrace_noRecord(throwable); } public static String getStackTrace_noRecord(Throwable throwable) { StringWriter writer = new StringWriter(); throwable.printStackTrace(new PrintWriter(writer)); return hideCredentials(writer.toString()); } public static String getStackTrace() { return getStackTrace_noRecord(new Throwable()); } public static 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; } public static String replacePrefix(String prefix, String replacement, String s) { if (!startsWith(s, prefix)) return s; return replacement + substring(s, l(prefix)); } public static Throwable innerException2(Throwable e) { if (e == null) return null; while (empty(e.getMessage()) && e.getCause() != null) e = e.getCause(); return e; } public static Throwable getException(Runnable r) { try { callF(r); return null; } catch (Throwable e) { return e; } } public static boolean startsWithOneOf(String s, String... l) { for (String x : l) if (startsWith(s, x)) return true; return false; } public static boolean isAGIBlueDomain(String domain) { return domainIsUnder(domain, theAGIBlueDomain()); } public static String hostNameFromURL(String url) { try { return new URL(url).getHost(); } catch (Exception __e) { throw rethrow(__e); } } public static volatile PersistableThrowable lastException_lastException; public static PersistableThrowable lastException() { return lastException_lastException; } public static void lastException(Throwable e) { lastException_lastException = persistableThrowable(e); } public static boolean domainIsUnder(String domain, String mainDomain) { return eqic(domain, mainDomain) || ewic(domain, "." + mainDomain); } public static String theAGIBlueDomain() { return "agi.blue"; } public static boolean eqic(String a, String b) { if ((a == null) != (b == null)) return false; if (a == null) return true; return a.equalsIgnoreCase(b); } public static 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); } public static String asString(Object o) { return o == null ? null : o.toString(); } public static final class _MethodCache { public final Class c; public final HashMap> 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 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 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); } } } public abstract static class CloseableIterableIterator extends IterableIterator implements AutoCloseable { public void close() throws Exception { } } public abstract static class DynSingleFunction extends DynModule { public transient String buttonText; public DynSingleFunction() { } public DynSingleFunction(String buttonText) { this.buttonText = buttonText; } public void setFunctionName(String name) { buttonText = name; } public JComponent visualize() { return jfullcenter(withMargin(makeButtons())); } public JComponent makeButtons() { return jbutton(or2(buttonText, dm_moduleName()), runnableThread(new Runnable() { public void run() { try { doItWithEnter(); } catch (Exception __e) { throw rethrow(__e); } } public String toString() { return "doItWithEnter();"; } })); } public abstract void doIt(); public void doItWithEnter() { AutoCloseable __17 = enter(); try { doIt(); } finally { _close(__17); } } } public abstract static class IterableIterator implements Iterator, Iterable { public Iterator iterator() { return this; } public void remove() { unsupportedOperation(); } } public static boolean reflection_isForbiddenMethod(Method m) { return m.getDeclaringClass() == Object.class && eqOneOf(m.getName(), "finalize", "clone", "registerNatives"); } public static void multiMapPut(Map> map, A a, B b) { List l = map.get(a); if (l == null) map.put(a, l = new ArrayList()); l.add(b); } public static Field makeAccessible(Field f) { f.setAccessible(true); return f; } public static Method makeAccessible(Method m) { m.setAccessible(true); return m; } public static Set allInterfacesImplementedBy(Class c) { if (c == null) return null; HashSet set = new HashSet(); allInterfacesImplementedBy_find(c, set); return set; } public static void allInterfacesImplementedBy_find(Class c, Set set) { if (c.isInterface() && !set.add(c)) return; do { for (Class intf : c.getInterfaces()) allInterfacesImplementedBy_find(intf, set); } while ((c = c.getSuperclass()) != null); } public static Method findMethod(Object o, String method, Object... args) { return findMethod_cached(o, method, args); } public static 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; } public static 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; } public static 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; } public static 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; } public static JPanel jfullcenter(Component c) { return jFullCenter(c); } public static int withMargin_defaultWidth = 6; public static JPanel withMargin(Component c) { return withMargin(withMargin_defaultWidth, c); } public static JPanel withMargin(int w, Component c) { return withMargin(w, w, c); } public static JPanel withMargin(int w, int h, Component c) { return withMargin(w, h, w, h, c); } public static JPanel withMargin(final int top, final int left, final int bottom, final int right, final Component c) { return swing(new F0() { public JPanel get() { try { JPanel p = new JPanel(new BorderLayout()); p.setBorder(BorderFactory.createEmptyBorder(top, left, bottom, right)); 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..."; } }); } public static JButton jbutton(String text, Object action) { return newButton(text, action); } public static JButton jbutton(String text) { return newButton(text, null); } public static JButton jbutton(Action action) { return swingNu(JButton.class, action); } public static String or2(String a, String b) { return nempty(a) ? a : b; } public static String or2(String a, String b, String c) { return or2(or2(a, b), c); } public static String dm_moduleName() { return dm_moduleName(assertNotNull(dm_current())); } public static String dm_moduleName(Object module) { return (String) callOpt(dm_getStem(module), "moduleName"); } public static Runnable runnableThread(final Runnable r) { return new Runnable() { public void run() { try { startThread(r); } catch (Exception __e) { throw rethrow(__e); } } public String toString() { return "startThread(r)"; } }; } public static Iterator iterator(Iterable c) { return c == null ? emptyIterator() : c.iterator(); } public static UnsupportedOperationException unsupportedOperation() { throw new UnsupportedOperationException(); } public static 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 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 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); } } public static JPanel jFullCenter(final Component c) { return swing(new F0() { public JPanel get() { try { JPanel panel = new JPanel(new GridBagLayout()); panel.add(c); return panel; } catch (Exception __e) { throw rethrow(__e); } } public String toString() { return "JPanel panel = new JPanel(new GridBagLayout);\r\n panel.add(c);\r\n ret panel;"; } }); } public static Object swing(Object f) { return swingAndWait(f); } public static A swing(F0 f) { return (A) swingAndWait(f); } public static boolean newButton_autoToolTip = true; public static JButton newButton(final String text, final Object action) { return swing(new F0() { public JButton get() { try { String text2 = dropPrefix("[disabled] ", text); final JButton btn = new JButton(text2); if (l(text2) < l(text)) btn.setEnabled(false); if (newButton_autoToolTip) { btn.setToolTipText(btn.getText()); } if (action != null) btn.addActionListener(actionListener(action, btn)); return btn; } catch (Exception __e) { throw rethrow(__e); } } public String toString() { return "S text2 = dropPrefix(\"[disabled] \", text);\r\n final JButton btn = new JButt..."; } }); } public static A swingNu(final Class c, final Object... args) { return swingConstruct(c, args); } public static A assertNotNull(A a) { assertTrue(a != null); return a; } public static A assertNotNull(String msg, A a) { assertTrue(msg, a != null); return a; } public static DynModule dm_current() { return dm_currentModule(); } public static Object dm_getStem(Object moduleOrID) { if (isStringOrIntOrLong(moduleOrID)) return dm_getStemByID(moduleOrID); return or(getOpt(dm_getModule(moduleOrID), "_host"), moduleOrID); } public static Thread startThread(Object runnable) { return startThread(defaultThreadName(), runnable); } public static Thread startThread(String name, Object runnable) { runnable = wrapAsActivity(runnable); return startThread(newThread(toRunnable(runnable), name)); } public static Thread startThread(Thread t) { _registerThread(t); t.start(); return t; } public static Iterator emptyIterator() { return Collections.emptyIterator(); } public static void swingAndWait(Runnable r) { try { if (isAWTThread()) r.run(); else EventQueue.invokeAndWait(addThreadInfoToRunnable(r)); } catch (Exception __e) { throw rethrow(__e); } } public static 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(); } } public static String dropPrefix(String prefix, String s) { return s == null ? null : s.startsWith(prefix) ? s.substring(l(prefix)) : s; } public static ActionListener actionListener(final Object runnable) { return actionListener(runnable, null); } public static 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 __1044 = holdInstance(instanceToHold); try { callF(runnable); } finally { _close(__1044); } } catch (Throwable __e) { messageBox(__e); } } }; } public static A swingConstruct(final Class c, final Object... args) { return swing(new F0() { public A get() { try { return nuObject(c, args); } catch (Exception __e) { throw rethrow(__e); } } public String toString() { return "ret nuObject(c, args);"; } }); } public static Object dm_getStemByID(Object id) { return dm_callOS("getModuleByID", str(id)); } public static String defaultThreadName_name; public static String defaultThreadName() { if (defaultThreadName_name == null) defaultThreadName_name = "A thread by " + programID(); return defaultThreadName_name; } public static Runnable wrapAsActivity(Object r) { return toRunnable(r); } public static Thread newThread(Object runnable) { return new Thread(_topLevelErrorHandling(toRunnable(runnable))); } public static Thread newThread(Object runnable, String name) { if (name == null) name = defaultThreadName(); return new Thread(_topLevelErrorHandling(toRunnable(runnable)), name); } public static Thread newThread(String name, Object runnable) { return newThread(runnable, name); } public static 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)"; } }; } public static Map _registerThread_threads; public static Object _onRegisterThread; public static 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; } public static void _registerThread() { _registerThread(Thread.currentThread()); } public static 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);"; } }; } public static ThreadLocal> holdInstance_l = new ThreadLocal(); public static AutoCloseable holdInstance(Object o) { if (o == null) return null; listThreadLocalAdd(holdInstance_l, o); return new AutoCloseable() { public void close() { listThreadLocalPopLast(holdInstance_l); } }; } public static 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..."; } }); } } public static void messageBox(Throwable e) { printStackTrace(e); messageBox(hideCredentials(innerException2(e))); } public static Object nuObject(String className, Object... args) { try { return nuObject(classForName(className), args); } catch (Exception __e) { throw rethrow(__e); } } public static A nuObject(Class c, Object... args) { try { if (args.length == 0) return nuObjectWithoutArguments(c); Constructor m = nuObject_findConstructor(c, args); m.setAccessible(true); return (A) m.newInstance(args); } catch (Exception __e) { throw rethrow(__e); } } public static 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!" : "")); } public static 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; } public static 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 }"; } }; } public static WeakReference weakRef(A a) { return newWeakReference(a); } public static Runnable asRunnable(Object o) { return toRunnable(o); } public static void _inheritThreadInfo(Object info) { _threadInheritInfo(info); } public static void listThreadLocalAdd(ThreadLocal> tl, A a) { List l = tl.get(); if (l == null) tl.set(l = new ArrayList()); l.add(a); } public static A listThreadLocalPopLast(ThreadLocal> tl) { List l = tl.get(); if (l == null) return null; A a = popLast(l); if (empty(l)) tl.set(null); return a; } public static boolean headless() { return isHeadless(); } public static Throwable printStackTrace(Throwable e) { print(getStackTrace(e)); return e; } public static void printStackTrace() { printStackTrace(new Throwable()); } public static void printStackTrace(String msg) { printStackTrace(new Throwable(msg)); } public static void printStackTrace(String msg, Throwable e) { printStackTrace(new Throwable(msg, e)); } public static Map classForName_cache = synchroHashMap(); public static 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); } } public static Map nuObjectWithoutArguments_cache = newDangerousWeakHashMap(); public static Object nuObjectWithoutArguments(String className) { try { return nuObjectWithoutArguments(classForName(className)); } catch (Exception __e) { throw rethrow(__e); } } public static A nuObjectWithoutArguments(Class 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); } } public static Constructor nuObjectWithoutArguments_findConstructor(Class c) { for (Constructor m : c.getDeclaredConstructors()) if (empty(m.getParameterTypes())) { m.setAccessible(true); return m; } throw fail("No default constructor found in " + c.getName()); } public static List getClasses(Object[] array) { List l = new ArrayList(); for (Object o : array) l.add(_getClass(o)); return l; } public static WeakReference newWeakReference(A a) { return a == null ? null : new WeakReference(a); } public static A popLast(List l) { return liftLast(l); } public static Map synchroHashMap() { return Collections.synchronizedMap(new HashMap()); } public static Class _getClass(String name) { try { return Class.forName(name); } catch (ClassNotFoundException e) { return null; } } public static Class _getClass(Object o) { return o == null ? null : o instanceof Class ? (Class) o : o.getClass(); } public static Class _getClass(Object realm, String name) { try { return getClass(realm).getClassLoader().loadClass(classNameToVM(name)); } catch (ClassNotFoundException e) { return null; } } public static A liftLast(List l) { if (l.isEmpty()) return null; int i = l(l) - 1; A a = l.get(i); l.remove(i); return a; } public static Class getClass(String name) { try { return Class.forName(name); } catch (ClassNotFoundException e) { return null; } } public static Class getClass(Object o) { return o instanceof Class ? (Class) o : o.getClass(); } public static 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); } } public static String classNameToVM(String name) { return name.replace(".", "$"); } public static class Var implements IVar { 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()); } } public static interface IVar { public void set(A a); public A get(); public boolean has(); public void clear(); } }