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.*; // A top-down left-to-right parser using probabilistic states class main { static class ProbabilisticParser1 { ProbabilisticMachine pm = new ProbabilisticMachine(); boolean verbose = false; abstract class Action { String grammarClass; abstract void run(State state); //!include #1027987 // setExtraField, getExtraField String grammarClass() { return grammarClass /*(S) getExtraField(ef_grammarClass)*/; } Action setGrammarClass(String grammarClass) { this.grammarClass = grammarClass; return this; } // extra field names //static final S ef_grammarClass = "grammarClass"; } abstract class Consumer extends Action { // override this or the next method double calcProbabilityForMatchedText(String s) { throw overrideMe(); } // tok is CNC starting & ending with code token double calcProbabilityForMatchedTokens(List tok) { return calcProbabilityForMatchedText(join(tok)); } int minTokensToConsume = 0; @Override void run(State state) { int maxTokensToConsume = state.remainingTokens(); if (verbose) print(this + ": maxTokensToConsume= " + maxTokensToConsume); for (int n = minTokensToConsume; n <= maxTokensToConsume; n++) { State s = state.prepareClone(); s.iNextToken += n*2; List tok = subList(state.tok, state.iNextToken, s.iNextToken-1); s.probability = multiplyPercentages(s.probability, calcProbabilityForMatchedTokens(tok)); s.matches = revChainPlus(s.matches, pair(state, tok)); pm.addState(s); } } } class ConsumeOneOfTokens extends Consumer implements IFieldsToList{ Set tokens; ConsumeOneOfTokens() {} ConsumeOneOfTokens(Set tokens) { this.tokens = tokens;} public String toString() { return shortClassName(this) + "(" + tokens + ")"; }public Object[] _fieldsToList() { return new Object[] {tokens}; } { tokens = asCISet(tokens); } ConsumeOneOfTokens(String... tokens) { this.tokens = litciset(tokens); } double calcProbabilityForMatchedText(String s) { double p; if (tokens.contains(s)) p = empty(s) ? 90 : 100; else if (empty(s)) p = 50; else p = levenSimilarityIntIC_multi(s, tokens); return p; } } class ConsumeToken extends Consumer implements IFieldsToList{ String token; ConsumeToken() {} ConsumeToken(String token) { this.token = token;} public String toString() { return shortClassName(this) + "(" + token + ")"; }public Object[] _fieldsToList() { return new Object[] {token}; } double emptyProbability = 50; double calcProbabilityForMatchedText(String s) { return empty(s) ? emptyProbability : levenSimilarityIntIC(s, token); } } class Any extends Consumer implements IFieldsToList{ Any() {}public Object[] _fieldsToList() { return null; } Any(String grammarClass) { setGrammarClass(grammarClass); } double calcProbabilityForMatchedText(String s) { return 90; } public String toString() { return joinNemptiesWithSpace("Any", grammarClass); } } class Filler extends Consumer implements IFieldsToList{ Filler() {} public String toString() { return shortClassName(this) + "(" + ")"; }public Object[] _fieldsToList() { return null; } double calcProbabilityForMatchedTokens(List tok) { return 100-countCodeTokensInReversedCNC(tok)*10; } } class EndOfInput extends Action implements IFieldsToList{ EndOfInput() {} public String toString() { return shortClassName(this) + "(" + ")"; }public Object[] _fieldsToList() { return null; } void run(State state) { State s = state.prepareClone(); if (!state.endOfInput()) s.probability /= 2; s.matches = revChainPlus(s.matches, pair(state, subList(s.tok, s.iNextToken))); pm.addState(s); } } class State extends ProbabilisticMachine.State { List tok; // CNC int iNextToken = 1; ReverseChain>> matches; // values: reversed CNC Object userObject; // copied around from state to state, e.g. reference to production public String toString() { return super.toString() + (" iNextToken=" + iNextToken + ", matches: ") + matchesFromAction(); } ProbabilisticParser1 parser() { return ProbabilisticParser1.this; } List>> matchesFromAction() { return mapPairsA(s -> s.action(), matches); } Action action() { return remainingRule == null ? null : (Action) remainingRule.lhs; } boolean endOfInput() { return iNextToken >= l(tok); } int remainingTokens() { return (l(tok)-iNextToken)/2+1; } String nextToken() { return get(tok, iNextToken); } State emptyClone() { return new State(); } State prepareClone() { return copyFields(this, (State) super.prepareClone(), "tok", "iNextToken", "matches", "userObject"); } void runAction(Object action) { assertSame(machine, pm); if (verbose) print("Running action: " + action + ", machine: " + machine); ((Action) action).run(this); if (verbose) print("Ran action: " + className(action)); } } BasicLogicRule patternToRule(String pattern) { return ruleFromActions( listPlus( mapWithIndex(javaTok(pattern), (i, t) -> even(i) ? new Filler() : eq(t, "*") ? new Any() : new ConsumeToken(t)), new EndOfInput())); } BasicLogicRule ruleFromActions(Action... actions) { return ruleFromActions(asList(actions)); } BasicLogicRule ruleFromActions(List actions) { return new BasicLogicRule(makeAnd(actions), formatFrag("parsed")); } // pattern e.g.: "Das * hat *."; void parse(String pattern, String input) { pm.reset(); addState(javaTok(input), patternToRule(pattern)); pm.think(); } void parse(BasicLogicRule rule, String input) { pm.reset(); addState(javaTok(input), rule); pm.think(); } State addState(List tok, BasicLogicRule rule) { State state = new State(); state.tok = tok; state.remainingRule = curryLHS(rule); pm.addState(state); return state; } Matches stateToMatches(State state) { return stateToMatches(state, null); } Matches stateToMatches(State state, IF1 actionsToCount) { if (state == null) return null; List out = new ArrayList(); for (Pair> p : state.matchesFromAction()) if (actionsToCount != null ? actionsToCount.get(p.a) : p.a instanceof Any || nempty(p.a.grammarClass())) out.add(join(p.b)); return matches(out); } Matches bestMatches() { return stateToMatches(bestDoneState()); } State bestDoneState() { return first(pm.doneStates); } void think() { pm.think(); } } static RuntimeException overrideMe() { throw fail("Override me!"); } 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)); } static String join(Iterable strings) { return join("", strings); } static String join(Iterable strings, String glue) { return join(glue, strings); } public static String join(String[] strings) { return join("", strings); } static String join(String glue, Pair p) { return p == null ? "" : str(p.a) + glue + str(p.b); } static volatile StringBuffer local_log = new StringBuffer(); // not redirected static volatile Appendable print_log = local_log; // might be redirected, e.g. to main bot // in bytes - will cut to half that static volatile int print_log_max = 1024*1024; static volatile int local_log_max = 100*1024; static boolean print_silent = false; // total mute if set static Object print_byThread_lock = new Object(); static volatile ThreadLocal print_byThread; // special handling by thread - prefers F1 static volatile Object print_allThreads; static volatile Object print_preprocess; static void print() { print(""); } static A print(String s, A o) { print((endsWithLetterOrDigit(s) ? s + ": " : s) + o); return o; } // slightly overblown signature to return original object... static A print(A o) { ping_okInCleanUp(); if (print_silent) return o; String s = String.valueOf(o) + "\n"; print_noNewLine(s); return o; } static void print_noNewLine(String s) { Object f = getThreadLocal(print_byThread_dontCreate()); if (f == null) f = print_allThreads; if (f != null) // We do need the general callF machinery here as print_byThread is sometimes shared between modules if (isFalse( f instanceof F1 ? ((F1) f).get(s) : callF(f, s))) return; print_raw(s); } 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); } static void print_autoRotate() { } static List subList(List l, int startIndex) { return subList(l, startIndex, l(l)); } static List subList(int startIndex, int endIndex, List l) { return subList(l, startIndex, endIndex); } 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); } static double multiplyPercentages(double a, double b) { return a*b/100; } static ReverseChain revChainPlus(ReverseChain chain, A a) { return new ReverseChain(chain, a); } static Pair pair(A a, B b) { return new Pair(a, b); } static Pair pair(A a) { return new Pair(a, a); } static String shortClassName(Object o) { if (o == null) return null; Class c = o instanceof Class ? (Class) o : o.getClass(); String name = c.getName(); return shortenClassName(name); } static TreeSet asCISet(Iterable c) { return toCaseInsensitiveSet(c); } static TreeSet asCISet(String... x) { return toCaseInsensitiveSet(x); } static TreeSet litciset(String... items) { TreeSet set = caseInsensitiveSet(); for (String a : items) set.add(a); return set; } static boolean empty(Collection c) { return c == null || c.isEmpty(); } static boolean empty(CharSequence s) { return s == null || s.length() == 0; } static boolean empty(Map map) { return map == null || map.isEmpty(); } static boolean empty(Object[] o) { return o == null || o.length == 0; } 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)); } static boolean empty(Iterator i) { return i == null || !i.hasNext(); } static boolean empty(double[] a) { return a == null || a.length == 0; } static boolean empty(float[] a) { return a == null || a.length == 0; } static boolean empty(int[] a) { return a == null || a.length == 0; } static boolean empty(long[] a) { return a == null || a.length == 0; } static boolean empty(byte[] a) { return a == null || a.length == 0; } static boolean empty(short[] a) { return a == null || a.length == 0; } static boolean empty(File f) { return getFileSize(f) == 0; } static int levenSimilarityIntIC_multi(String a, Collection b) { if (empty(b)) return 0; Lowest bestRelDiff = new Lowest(); // 0 to 1 for (String key : b) { int n = max(l(a), l(key)); if (!bestRelDiff.has()) bestRelDiff.put(key, doubleRatio(levenIC(a, key), n)); else { int limit = iceil(bestRelDiff.score*n); int diff = leven_limitedIC(a, key, limit); double percentDiff = doubleRatio(diff*100, n); bestRelDiff.put(key, doubleRatio(diff, n)); } } return iround((1-bestRelDiff.score)*100); } static int levenSimilarityIntIC(String a, String b) { int n = max(l(a), l(b)); return intPercentRatio(n-levenIC(a, b), n); } static String joinNemptiesWithSpace(String... strings) { return joinNempties(" ", strings); } static String joinNemptiesWithSpace(Collection strings) { return joinNempties(" ", strings); } static int countCodeTokensInReversedCNC(List tok) { return (l(tok)+1)/2; } static List> mapPairsA(final Object f, Iterable> l) { return mapPairA(f, l); } static List> mapPairsA(F1 f, Iterable> l) { return mapPairA(f, l); } static List> mapPairsA(IF1 f, Iterable> l) { return mapPairA(f, l); } static int l(Object[] a) { return a == null ? 0 : a.length; } static int l(boolean[] a) { return a == null ? 0 : a.length; } static int l(byte[] a) { return a == null ? 0 : a.length; } static int l(short[] a) { return a == null ? 0 : a.length; } static int l(long[] a) { return a == null ? 0 : a.length; } static int l(int[] a) { return a == null ? 0 : a.length; } static int l(float[] a) { return a == null ? 0 : a.length; } static int l(double[] a) { return a == null ? 0 : a.length; } static int l(char[] a) { return a == null ? 0 : a.length; } static int l(Collection c) { return c == null ? 0 : c.size(); } static int l(Iterator i) { return iteratorCount_int_close(i); } // consumes the iterator && closes it if possible static int l(Map m) { return m == null ? 0 : m.size(); } static int l(CharSequence s) { return s == null ? 0 : s.length(); } static long l(File f) { return f == null ? 0 : f.length(); } static int l(Object o) { return o == null ? 0 : o instanceof String ? l((String) o) : o instanceof Map ? l((Map) o) : o instanceof Collection ? l((Collection) o) : o instanceof Object[] ? l((Object[]) o) : o instanceof boolean[] ? l((boolean[]) o) : o instanceof byte[] ? l((byte[]) o) : o instanceof char[] ? l((char[]) o) : o instanceof short[] ? l((short[]) o) : o instanceof int[] ? l((int[]) o) : o instanceof float[] ? l((float[]) o) : o instanceof double[] ? l((double[]) o) : o instanceof long[] ? l((long[]) o) : (Integer) call(o, "size"); } // get purpose 1: access a list/array/map (safer version of x.get(y)) static A get(List l, int idx) { return l != null && idx >= 0 && idx < l(l) ? l.get(idx) : null; } // seems to conflict with other signatures /*static B get(Map map, A key) { ret map != null ? map.get(key) : null; }*/ static A get(A[] l, int idx) { return idx >= 0 && idx < l(l) ? l[idx] : null; } // default to false static boolean get(boolean[] l, int idx) { return idx >= 0 && idx < l(l) ? l[idx] : false; } // get purpose 2: access a field by reflection or a map static Object get(Object o, String field) { try { if (o == null) return null; if (o instanceof Class) return get((Class) o, field); if (o instanceof Map) return ((Map) o).get(field); Field f = getOpt_findField(o.getClass(), field); if (f != null) { makeAccessible(f); return f.get(o); } if (o instanceof DynamicObject) return ((DynamicObject) o).fieldValues.get(field); } catch (Exception e) { throw asRuntimeException(e); } throw new RuntimeException("Field '" + field + "' not found in " + o.getClass().getName()); } static Object get_raw(String field, Object o) { return get_raw(o, field); } static Object get_raw(Object o, String field) { try { if (o == null) return null; Field f = get_findField(o.getClass(), field); makeAccessible(f); return f.get(o); } catch (Exception __e) { throw rethrow(__e); } } static Object get(Class c, String field) { try { Field f = get_findStaticField(c, field); makeAccessible(f); return f.get(null); } catch (Exception e) { throw new RuntimeException(e); } } static Field get_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 Field get_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 Object get(String field, Object o) { return get(o, field); } static A copyFields(Object x, A y, String... fields) { if (empty(fields)) { // assume we should copy all fields Map map = objectToMap(x); for (String field : map.keySet()) setOpt(y, field, map.get(field)); } else for (String field : fields) { Object o = getOpt(x, field); if (o != null) setOpt(y, field, o); } return y; } static A copyFields(Object x, A y, Collection fields) { return copyFields(x, y, asStringArray(fields)); } static void assertSame(String msg, Object a, Object b) { if (a != b) throw fail(msg); } static void assertSame(Object a, Object b) { if (a != b) throw fail(); } static String className(Object o) { return getClassName(o); } static List listPlus(Collection l, A... more) { return concatLists(l, asList(more)); } static List mapWithIndex(List l, IF2 f) { List out = emptyList(l); for (int i = 0; i < l(l); i++) out.add(f.get(i, l.get(i))); return out; } // TODO: extended multi-line strings static int javaTok_n, javaTok_elements; static boolean javaTok_opt = false; static List javaTok(String s) { ++javaTok_n; ArrayList tok = new ArrayList(); int l = s == null ? 0 : s.length(); int i = 0, n = 0; while (i < l) { int j = i; char c, d; // scan for whitespace 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); // scan for non-whitespace // Special JavaX syntax: 'identifier 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 == '\'') { // allow multi-line strings, but not for ' ++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) == '\'')); // for stuff like "don't" else if (Character.isDigit(c)) { do ++j; while (j < l && Character.isDigit(s.charAt(j))); if (j < l && s.charAt(j) == 'L') ++j; // Long constants like 1L } 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 List javaTok(List tok) { return javaTokWithExisting(join(tok), tok); } static boolean even(int i) { return (i & 1) == 0; } static boolean even(long i) { return (i & 1) == 0; } static boolean eq(Object a, Object b) { return a == b || a != null && b != null && a.equals(b); } // unclear semantics as to whether return null on null static ArrayList asList(A[] a) { return a == null ? new ArrayList() : new ArrayList(Arrays.asList(a)); } static ArrayList asList(int[] a) { if (a == null) return null; ArrayList l = emptyList(a.length); for (int i : a) l.add(i); return l; } static ArrayList asList(float[] a) { if (a == null) return null; ArrayList l = emptyList(a.length); for (float i : a) l.add(i); return l; } static ArrayList asList(double[] a) { if (a == null) return null; ArrayList l = emptyList(a.length); for (double i : a) l.add(i); return l; } static ArrayList asList(Iterable s) { if (s instanceof ArrayList) return (ArrayList) s; ArrayList l = new ArrayList(); if (s != null) for (A a : s) l.add(a); return l; } static ArrayList asList(Enumeration e) { ArrayList l = new ArrayList(); if (e != null) while (e.hasMoreElements()) l.add(e.nextElement()); return l; } static ArrayList asList(ReverseChain c) { return c == null ? emptyList() : c.toList(); } static Object makeAnd(Object... l) { return makeAnd(asList(l)); } static Object makeAnd(Collection l) { return foldr_noSeed((a, b) -> new And(a, b), l); } static Object formatFrag(String starPattern, Object... args) { return formatWithFragmentsAndDollarSymVars(starPattern, args); } static BasicLogicRule curryLHS(BasicLogicRule rule) { return curryLHS_BasicLogicRule(rule); } static boolean nempty(Collection c) { return !empty(c); } static boolean nempty(CharSequence s) { return !empty(s); } static boolean nempty(Object[] o) { return !empty(o); } static boolean nempty(byte[] o) { return !empty(o); } static boolean nempty(int[] o) { return !empty(o); } static boolean nempty(Map m) { return !empty(m); } static boolean nempty(Iterator i) { return i != null && i.hasNext(); } static boolean nempty(Object o) { return !empty(o); } static Matches matches(String... m) { return new Matches(m); } static Matches matches(List m) { return new Matches(toStringArray(m)); } static Object first(Object list) { return first((Iterable) list); } static A first(List list) { return empty(list) ? null : list.get(0); } static A first(A[] bla) { return bla == null || bla.length == 0 ? null : bla[0]; } static A first(IterableIterator i) { return first((Iterator) i); } static A first(Iterator i) { return i == null || !i.hasNext() ? null : i.next(); } static A first(Iterable i) { if (i == null) return null; Iterator it = i.iterator(); return it.hasNext() ? it.next() : null; } static Character first(String s) { return empty(s) ? null : s.charAt(0); } static A first(Pair p) { return p == null ? null : p.a; } static Byte first(byte[] l) { return empty(l) ? null : l[0]; } static AutoCloseable tempInterceptPrintIfNotIntercepted(F1 f) { return print_byThread().get() == null ? tempInterceptPrint(f) : null; } static RuntimeException fail() { throw new RuntimeException("fail"); } static RuntimeException fail(Throwable e) { throw asRuntimeException(e); } static RuntimeException fail(Object msg) { throw new RuntimeException(String.valueOf(msg)); } static RuntimeException fail(String msg) { throw new RuntimeException(msg == null ? "" : msg); } static RuntimeException fail(String msg, Throwable innerException) { throw new RuntimeException(msg, innerException); } static String str(Object o) { return o == null ? "null" : o.toString(); } static String str(char[] c) { return new String(c); } static boolean endsWithLetterOrDigit(String s) { return s != null && s.length() > 0 && Character.isLetterOrDigit(s.charAt(s.length()-1)); } static void ping_okInCleanUp() { if (ping_pauseAll || ping_anyActions ) ping_impl(true); } // this syntax should be removed... static Object getThreadLocal(Object o, String name) { ThreadLocal t = (ThreadLocal) (getOpt(o, name)); return t != null ? t.get() : null; } static A getThreadLocal(ThreadLocal tl) { return tl == null ? null : tl.get(); } static A getThreadLocal(ThreadLocal tl, A defaultValue) { return or(getThreadLocal(tl), defaultValue); } static ThreadLocal print_byThread_dontCreate() { return print_byThread; } static boolean isFalse(Object o) { return eq(false, o); } static Map> callF_cache = newDangerousWeakHashMap(); static A callF(F0 f) { return f == null ? null : f.get(); } static B callF(F1 f, A a) { return f == null ? null : f.get(a); } static A callF(IF0 f) { return f == null ? null : f.get(); } static B callF(IF1 f, A a) { return f == null ? null : f.get(a); } static C callF(F2 f, A a, B b) { return f == null ? null : f.get(a, b); } static C callF(IF2 f, A a, B b) { return f == null ? null : f.get(a, b); } static void callF(VF1 f, A a) { if (f != null) f.get(a); } static Object callF(Object f, Object... args) { try { if (f instanceof String) return callMCWithVarArgs((String) f, args); // possible SLOWDOWN over callMC if (f instanceof Runnable) { ((Runnable) f).run(); return null; } if (f == null) return null; Class c = f.getClass(); ArrayList methods; synchronized(callF_cache) { methods = callF_cache.get(c); if (methods == null) methods = callF_makeCache(c); } int n = l(methods); if (n == 0) { throw fail("No get method in " + getClassName(c)); } if (n == 1) return invokeMethod(methods.get(0), f, args); for (int i = 0; i < n; i++) { Method m = methods.get(i); if (call_checkArgs(m, args, false)) return invokeMethod(m, f, args); } throw fail("No matching get method in " + getClassName(c)); } catch (Exception __e) { throw rethrow(__e); } } // used internally static ArrayList callF_makeCache(Class c) { ArrayList l = new ArrayList(); Class _c = c; do { for (Method m : _c.getDeclaredMethods()) if (m.getName().equals("get")) { makeAccessible(m); l.add(m); } if (!l.isEmpty()) break; _c = _c.getSuperclass(); } while (_c != null); callF_cache.put(c, l); return l; } 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(); } static 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 List ll(A... a) { ArrayList l = new ArrayList(a.length); if (a != null) for (A x : a) l.add(x); return l; } static String shortenClassName(String name) { if (name == null) return null; int i = lastIndexOf(name, "$"); if (i < 0) i = lastIndexOf(name, "."); return i < 0 ? name : substring(name, i+1); } static TreeSet toCaseInsensitiveSet(Iterable c) { if (isCISet(c)) return (TreeSet) c; TreeSet set = caseInsensitiveSet(); addAll(set, c); return set; } static TreeSet toCaseInsensitiveSet(String... x) { TreeSet set = caseInsensitiveSet(); addAll(set, x); return set; } static TreeSet caseInsensitiveSet() { return caseInsensitiveSet_treeSet(); } static TreeSet caseInsensitiveSet(Collection c) { return caseInsensitiveSet_treeSet(c); } static TreeSet treeSet() { return new TreeSet(); } static String getType(Object o) { return getClassName(o); } static long getFileSize(String path) { return path == null ? 0 : new File(path).length(); } static long getFileSize(File f) { return f == null ? 0 : f.length(); } static int max(int a, int b) { return Math.max(a, b); } static int max(int a, int b, int c) { return max(max(a, b), c); } static long max(int a, long b) { return Math.max((long) a, b); } static long max(long a, long b) { return Math.max(a, b); } static double max(int a, double b) { return Math.max((double) a, b); } static float max(float a, float b) { return Math.max(a, b); } static double max(double a, double b) { return Math.max(a, b); } static int max(Collection c) { int x = Integer.MIN_VALUE; for (int i : c) x = max(x, i); return x; } 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; } 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; } static byte max(byte[] c) { byte x = -128; for (byte d : c) if (d > x) x = d; return x; } static short max(short[] c) { short x = -0x8000; for (short d : c) if (d > x) x = d; return x; } static int max(int[] c) { int x = Integer.MIN_VALUE; for (int d : c) if (d > x) x = d; return x; } static double doubleRatio(double x, double y) { return y == 0 ? 0 : x/y; } static int levenIC(String s, String t) { // degenerate cases if (eqic(s, t)) return 0; int ls = l(s), lt = l(t); if (ls == 0) return lt; if (lt == 0) return ls; // create two work vectors of integer distances int[] v0 = new int[lt + 1]; int[] v1 = new int[lt + 1]; // initialize v0 (the previous row of distances) // this row is A[0][i]: edit distance for an empty s // the distance is just the number of characters to delete from t for (int i = 0; i < v0.length; i++) v0[i] = i; for (int i = 0; i < ls; i++) { // calculate v1 (current row distances) from the previous row v0 // first element of v1 is A[i+1][0] // edit distance is delete (i+1) chars from s to match empty t v1[0] = i + 1; // use formula to fill in the rest of the row for (int j = 0; j < lt; j++) { int cost = equalsIgnoreCase(s.charAt(i), t.charAt(j)) ? 0 : 1; v1[j + 1] = Math.min(Math.min( v1[j] + 1, // delete v0[j + 1] + 1), // insert v0[j] + cost); // edit } // swap arrays int[] v = v1; v1 = v0; v0 = v; } return v0[lt]; } static int iceil(double d) { return (int) Math.ceil(d); } static int leven_limitedIC(String left, String right, int threshold) { if (--threshold < 0) return 0; int n = l(left); // length of left int m = l(right); // length of right // if one string is empty, the edit distance is necessarily the length // of the other if (n == 0) return m <= threshold ? m : threshold+1; if (m == 0) return n <= threshold ? n : threshold+1; // if length difference is > threshold, just bail out if (abs(m-n) > threshold) return threshold+1; if (n > m) { // swap the two strings to consume less memory final String tmp = left; left = right; right = tmp; n = m; m = right.length(); } int[] p = new int[n + 1]; // 'previous' cost array, horizontally int[] d = new int[n + 1]; // cost array, horizontally int[] tempD; // placeholder to assist in swapping p and d // fill in starting table values final int boundary = Math.min(n, threshold) + 1; for (int i = 0; i < boundary; i++) { p[i] = i; } // these fills ensure that the value above the rightmost entry of our // stripe will be ignored in following loop iterations Arrays.fill(p, boundary, p.length, Integer.MAX_VALUE); Arrays.fill(d, Integer.MAX_VALUE); // iterates through t - USE LONG to fix JVM SAFE POINTS. for (long _j = 1; _j <= m; _j++) { int j = (int) _j; final char rightJ = right.charAt(j - 1); // jth character of right d[0] = j; // compute stripe indices, constrain to array size final int min = Math.max(1, j - threshold); final int max = j > Integer.MAX_VALUE - threshold ? n : Math.min( n, j + threshold); // the stripe may lead off of the table if s and t are of different // sizes if (min > max) { return threshold+1; } // ignore entry left of leftmost if (min > 1) { d[min - 1] = Integer.MAX_VALUE; } // iterates through [min, max] in s for (int i = min; i <= max; i++) { if (equalsIgnoreCase(left.charAt(i - 1), rightJ)) { // diagonally left and up d[i] = p[i - 1]; } else { // 1 + minimum of cell to the left, to the top, diagonally // left and up d[i] = 1 + Math.min(Math.min(d[i - 1], p[i]), p[i - 1]); } } // copy current distance counts to 'previous row' distance counts tempD = p; p = d; d = tempD; } // if p[n] is greater than the threshold, there's no guarantee on it // being the correct // distance if (p[n] <= threshold) { return p[n]; } return threshold+1; } static int iround(double d) { return (int) Math.round(d); } static int iround(Number n) { return iround(toDouble(n)); } static int intPercentRatio(double x, double y) { return ratioToIntPercent(x, y); } static String joinNempties(String sep, String... strings) { return joinStrings(sep, strings); } static String joinNempties(String sep, Collection strings) { return joinStrings(sep, strings); } static List> mapPairA(final Object f, Iterable> l) { return map(l, new F1, Pair>() { public Pair get(Pair p) { try { return p == null ? null : pair((C) callF(f, p.a), p.b); } catch (Exception __e) { throw rethrow(__e); } } public String toString() { return "p == null ? null : pair((C) callF(f, p.a), p.b)"; }}); } static List> mapPairA(final F1 f, Iterable> l) { return mapPairA((Object) f, l); } static List> mapPairA(final IF1 f, Iterable> l) { return mapPairA((Object) f, l); } static int iteratorCount_int_close(Iterator i) { try { int n = 0; if (i != null) while (i.hasNext()) { i.next(); ++n; } if (i instanceof AutoCloseable) ((AutoCloseable) i).close(); return n; } catch (Exception __e) { throw rethrow(__e); } } static Object call(Object o) { return callF(o); } // varargs assignment fixer for a single string array argument static Object call(Object o, String method, String[] arg) { return call(o, method, new Object[] {arg}); } static Object call(Object o, String method, Object... args) { //ret call_cached(o, method, args); return call_withVarargs(o, method, args); } static Field getOpt_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); return null; } static Field makeAccessible(Field f) { try { f.setAccessible(true); } catch (Throwable e) { // Note: The error reporting only works with Java VM option --illegal-access=deny vmBus_send("makeAccessible_error",e, f); } return f; } static Method makeAccessible(Method m) { try { m.setAccessible(true); } catch (Throwable e) { vmBus_send("makeAccessible_error",e, m); } return m; } static Constructor makeAccessible(Constructor c) { try { c.setAccessible(true); } catch (Throwable e) { vmBus_send("makeAccessible_error",e, c); } return c; } static RuntimeException asRuntimeException(Throwable t) { if (t instanceof Error) _handleError((Error) t); return t instanceof RuntimeException ? (RuntimeException) t : new RuntimeException(t); } static RuntimeException rethrow(Throwable t) { if (t instanceof Error) _handleError((Error) t); throw t instanceof RuntimeException ? (RuntimeException) t : new RuntimeException(t); } static RuntimeException rethrow(String msg, Throwable t) { throw new RuntimeException(msg, t); } // o is either a map already (string->object) or an arbitrary object, // in which case its fields are converted into a map. static Map objectToMap(Object o) { try { if (o instanceof Map) return (Map) o; TreeMap map = new TreeMap(); Class c = o.getClass(); while (c != Object.class) { Field[] fields = c.getDeclaredFields(); for (final Field field : fields) { if ((field.getModifiers() & Modifier.STATIC) != 0) continue; field.setAccessible(true); final Object value = field.get(o); if (value != null) map.put(field.getName(), value); } c = c.getSuperclass(); } // XXX NEW - hopefully this doesn't break anything if (o instanceof DynamicObject) map.putAll(((DynamicObject) o).fieldValues); return map; } catch (Exception __e) { throw rethrow(__e); } } // same for a collection (convert each element) static List> objectToMap(Iterable l) { if (l == null) return null; List x = new ArrayList(); for (Object o : l) x.add(objectToMap(o)); return x; } static Field setOpt_findField(Class c, String field) { HashMap map; synchronized(getOpt_cache) { map = getOpt_cache.get(c); if (map == null) map = getOpt_makeCache(c); } return map.get(field); } static void setOpt(Object o, String field, Object value) { try { if (o == null) return; Class c = o.getClass(); HashMap map; if (getOpt_cache == null) map = getOpt_makeCache(c); // in class init else synchronized(getOpt_cache) { map = getOpt_cache.get(c); if (map == null) map = getOpt_makeCache(c); } if (map == getOpt_special) { if (o instanceof Class) { setOpt((Class) o, field, value); return; } // It's probably a subclass of Map. Use raw method setOpt_raw(o, field, value); return; } Field f = map.get(field); if (f != null) { smartSet(f, o, value); return; } // possible improvement: skip setAccessible if (o instanceof DynamicObject) setDyn(((DynamicObject) o), field, value); } catch (Exception __e) { throw rethrow(__e); } } static void setOpt(Class c, String field, Object value) { if (c == null) return; try { Field f = setOpt_findStaticField(c, field); // TODO: optimize if (f != null) smartSet(f, null, value); } catch (Exception e) { throw new RuntimeException(e); } } static Field setOpt_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) { makeAccessible(f); return f; } _c = _c.getSuperclass(); } while (_c != null); return null; } static Object getOpt(Object o, String field) { return getOpt_cached(o, field); } static Object getOpt(String field, Object o) { return getOpt_cached(o, field); } static Object getOpt_raw(Object o, String field) { try { Field f = getOpt_findField(o.getClass(), field); if (f == null) return null; makeAccessible(f); return f.get(o); } catch (Exception __e) { throw rethrow(__e); } } // access of static fields is not yet optimized static Object getOpt(Class c, String field) { try { if (c == null) return null; Field f = getOpt_findStaticField(c, field); if (f == null) return null; makeAccessible(f); return f.get(null); } catch (Exception __e) { throw rethrow(__e); } } static Field getOpt_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 String[] asStringArray(Collection c) { return toStringArray(c); } static String[] asStringArray(Object o) { return toStringArray(o); } static String getClassName(Object o) { return o == null ? "null" : o instanceof Class ? ((Class) o).getName() : o.getClass().getName(); } static List concatLists(Collection... lists) { List l = new ArrayList(); if (lists != null) for (Collection list : lists) if (list != null) l.addAll(list); return l; } static List concatLists(Collection> lists) { List l = new ArrayList(); if (lists != null) for (Collection list : lists) if (list != null) l.addAll(list); return l; } static ArrayList emptyList() { return new ArrayList(); //ret Collections.emptyList(); } static ArrayList emptyList(int capacity) { return new ArrayList(max(0, capacity)); } // Try to match capacity static ArrayList emptyList(Iterable l) { return l instanceof Collection ? emptyList(((Collection) l).size()) : emptyList(); } static ArrayList emptyList(Object[] l) { return emptyList(l(l)); } // get correct type at once static ArrayList emptyList(Class c) { return new ArrayList(); } static 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 String javaTok_substringC(String s, int i, int j) { return s.substring(i, j); } static List javaTokWithExisting(String s, List existing) { ++javaTok_n; int nExisting = javaTok_opt && existing != null ? existing.size() : 0; ArrayList 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; // scan for whitespace 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); // scan for non-whitespace // Special JavaX syntax: 'identifier 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 /*|| s.charAt(j) == '\n'*/) { // allow multi-line strings ++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)); // for stuff like "don't" else if (Character.isDigit(c)) { do ++j; while (j < l && Character.isDigit(s.charAt(j))); if (j < l && s.charAt(j) == 'L') ++j; // Long constants like 1L } 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 boolean javaTokWithExisting_isCopyable(String t, String s, int i, int j) { return t.length() == j-i && s.regionMatches(i, t, 0, j-i); // << could be left out, but that's brave } static A foldr_noSeed(F2 f, Collection l) { return foldr_noSeed((Object) f, l); } static A foldr_noSeed(IF2 f, Collection l) { return foldr_noSeed((Object) f, l); } static A foldr_noSeed(Object f, Collection l) { Iterator it = reversedIterator(asList(l)); if (!it.hasNext()) return null; A a = it.next(); while (it.hasNext()) a = (A) callF(f, it.next(), a); return a; } static Object formatWithFragmentsAndDollarSymVars(String starPattern, Object... args) { List tok = javaTok(starPattern); int iArg = 0, i = 1; List out = new ArrayList(); while (i < l(tok)) { int j = smartIndexOfAsteriskOrDollarVar(tok, i); if (j > i) out.add(new Fragment(joinSubList(tok, i, j-1))); if (j < l(tok)) { String t = tok.get(j); if (eq(t, "*")) out.add(get(args, iArg++)); else out.add(new SymVar(t)); } i = j+2; } return l(out) == 1 ? first(out) : out; } static BasicLogicRule curryLHS_BasicLogicRule(BasicLogicRule rule) { if (rule == null) return null; while (licensed()) { Object lhs = rule.lhs; if (lhs instanceof And) { Object a = ((And) lhs).a; Object b = ((And) lhs).b; BasicLogicRule r = rule; rule = new BasicLogicRule(a, curryLHS(new BasicLogicRule(b, rule.rhs))); rule.trail = r.trail; } else break; } return rule; } static String[] toStringArray(Collection c) { String[] a = new String[l(c)]; Iterator it = c.iterator(); for (int i = 0; i < l(a); i++) a[i] = it.next(); return a; } static String[] toStringArray(Object o) { if (o instanceof String[]) return (String[]) o; else if (o instanceof Collection) return toStringArray((Collection) o); else throw fail("Not a collection or array: " + getClassName(o)); } //static final Map> getOpt_cache = newDangerousWeakHashMap(f getOpt_special_init); static class getOpt_Map extends WeakHashMap { getOpt_Map() { if (getOpt_special == null) getOpt_special = new HashMap(); clear(); } public void clear() { super.clear(); //print("getOpt clear"); put(Class.class, getOpt_special); put(String.class, getOpt_special); } } static final Map> getOpt_cache = _registerDangerousWeakMap(synchroMap(new getOpt_Map())); //static final Map> getOpt_cache = _registerWeakMap(synchroMap(new getOpt_Map)); static HashMap getOpt_special; // just a marker /*static void getOpt_special_init(Map map) { map.put(Class.class, getOpt_special); map.put(S.class, getOpt_special); }*/ static Object getOpt_cached(Object o, String field) { try { if (o == null) return null; Class c = o.getClass(); HashMap 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 S) ret getOpt(getBot((S) 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); } } // used internally - we are in synchronized block static HashMap getOpt_makeCache(Class c) { HashMap 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 ThreadLocal print_byThread() { synchronized(print_byThread_lock) { if (print_byThread == null) print_byThread = new ThreadLocal(); } return print_byThread; } // f can return false to suppress regular printing // call print_raw within f to actually print something static AutoCloseable tempInterceptPrint(F1 f) { return tempSetThreadLocal(print_byThread(), f); } //sbool ping_actions_shareable = true; static volatile boolean ping_pauseAll = false; static int ping_sleep = 100; // poll pauseAll flag every 100 static volatile boolean ping_anyActions = false; static Map ping_actions = newWeakHashMap(); static ThreadLocal ping_isCleanUpThread = new ThreadLocal(); // always returns true static boolean ping() { if (ping_pauseAll || ping_anyActions) ping_impl(true /* XXX */); //ifndef LeanMode ping_impl(); endifndef return true; } // returns true when it slept static boolean ping_impl(boolean okInCleanUp) { try { if (ping_pauseAll && !isAWTThread()) { do Thread.sleep(ping_sleep); while (ping_pauseAll); return true; } if (ping_anyActions) { // don't allow sharing ping_actions 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 A or(A a, A b) { return a != null ? a : b; } static Map newDangerousWeakHashMap() { return _registerDangerousWeakMap(synchroMap(new WeakHashMap())); } // initFunction: voidfunc(Map) - is called initially, and after clearing the map static Map newDangerousWeakHashMap(Object initFunction) { return _registerDangerousWeakMap(synchroMap(new WeakHashMap()), initFunction); } static Object callMCWithVarArgs(String method, Object... args) { return call_withVarargs(mc(), method, args); } 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); } } 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; } static int indexOf(List l, A a, int startIndex) { if (l == null) return -1; int n = l(l); for (int i = startIndex; i < n; i++) if (eq(l.get(i), a)) return i; return -1; } static int indexOf(List l, int startIndex, A a) { return indexOf(l, a, startIndex); } static int indexOf(List l, A a) { if (l == null) return -1; return l.indexOf(a); } static int indexOf(String a, String b) { return a == null || b == null ? -1 : a.indexOf(b); } static int indexOf(String a, String b, int i) { return a == null || b == null ? -1 : a.indexOf(b, i); } static int indexOf(String a, char b) { return a == null ? -1 : a.indexOf(b); } static int indexOf(String a, int i, char b) { return indexOf(a, b, i); } static int indexOf(String a, char b, int i) { return a == null ? -1 : a.indexOf(b, i); } static int indexOf(String a, int i, String b) { return a == null || b == null ? -1 : a.indexOf(b, i); } static int indexOf(A[] x, A a) { int n = l(x); for (int i = 0; i < n; i++) if (eq(x[i], a)) return i; return -1; } static 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 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 int lastIndexOf(String a, String b) { return a == null || b == null ? -1 : a.lastIndexOf(b); } static int lastIndexOf(String a, char b) { return a == null ? -1 : a.lastIndexOf(b); } // starts searching from i-1 static int lastIndexOf(List l, int i, A a) { if (l == null) return -1; for (i = min(l(l), i)-1; i >= 0; i--) if (eq(l.get(i), a)) return i; return -1; } static String substring(String s, int x) { return substring(s, x, strL(s)); } 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); } // convenience method for quickly dropping a prefix static String substring(String s, CharSequence l) { return substring(s, l(l)); } static boolean isCISet(Iterable l) { return l instanceof TreeSet && ((TreeSet) l).comparator() == caseInsensitiveComparator(); } static void addAll(Collection c, Iterable b) { if (c != null && b != null) for (A a : b) c.add(a); } static boolean addAll(Collection c, Collection b) { return c != null && b != null && c.addAll(b); } static boolean addAll(Collection c, B... b) { return c != null && c.addAll(Arrays.asList(b)); } static Map addAll(Map a, Map b) { if (a != null) a.putAll(b); return a; } static TreeSet caseInsensitiveSet_treeSet() { return new TreeSet(caseInsensitiveComparator()); } static TreeSet caseInsensitiveSet_treeSet(Collection c) { return toCaseInsensitiveSet_treeSet(c); } static boolean eqic(String a, String b) { if ((a == null) != (b == null)) return false; if (a == null) return true; return a.equalsIgnoreCase(b); } 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); } static boolean equalsIgnoreCase(String a, String b) { return eqic(a, b); } static boolean equalsIgnoreCase(char a, char b) { return eqic(a, b); } static float abs(float f) { return Math.abs(f); } static int abs(int i) { return Math.abs(i); } static double abs(double d) { return Math.abs(d); } static double toDouble(Object o) { if (o instanceof Number) return ((Number) o).doubleValue(); if (o instanceof BigInteger) return ((BigInteger) o).doubleValue(); if (o instanceof String) return parseDouble(((String) o)); if (o == null) return 0.0; throw fail(o); } static int ratioToIntPercent(double x, double y) { return roundToInt(x*100/y); } static String joinStrings(String sep, String... strings) { return joinStrings(sep, Arrays.asList(strings)); } static String joinStrings(String sep, Collection 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 List map(Iterable l, Object f) { return map(f, l); } static 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 List map(Iterable l, F1 f) { return map(f, l); } static List map(F1 f, Iterable l) { List x = emptyList(l); if (l != null) for (A o : l) x.add(callF(f, o)); return x; } static List map(IF1 f, Iterable l) { return map(l, f); } static List map(Iterable l, IF1 f) { List x = emptyList(l); if (l != null) for (A o : l) x.add(f.get(o)); return x; } static List map(IF1 f, A[] l) { return map(l, f); } static List map(A[] l, IF1 f) { List x = emptyList(l); if (l != null) for (A o : l) x.add(f.get(o)); return x; } static List map(Object f, Object[] l) { return map(f, asList(l)); } static List map(Object[] l, Object f) { return map(f, l); } static List map(Object f, Map map) { return map(map, f); } // map: func(key, value) -> list element static 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 List map(Map map, IF2 f) { return map(map, (Object) f); } 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); // try varargs 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); // try varargs 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"); } } catch (Exception __e) { throw rethrow(__e); } } static 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 void vmBus_send(String msg) { vmBus_send(msg, (Object) null); } static void _handleError(Error e) { call(javax(), "_handleError", e); } static void setOpt_raw(Object o, String field, Object value) { try { if (o == null) return; if (o instanceof Class) setOpt_raw((Class) o, field, value); else { Field f = setOpt_raw_findField(o.getClass(), field); if (f != null) { makeAccessible(f); smartSet(f, o, value); } } } catch (Exception __e) { throw rethrow(__e); } } static void setOpt_raw(Class c, String field, Object value) { try { if (c == null) return; Field f = setOpt_raw_findStaticField(c, field); if (f != null) { makeAccessible(f); smartSet(f, null, value); } } catch (Exception __e) { throw rethrow(__e); } } static Field setOpt_raw_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 Field setOpt_raw_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); return null; } static void smartSet(Field f, Object o, Object value) throws Exception { try { f.set(o, value); } catch (Exception e) { Class type = f.getType(); // take care of common case (long to int) 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; } throw e; } } static A setDyn(A o, String key, Object value) { if (o == null) return o; setDynObjectValue(o, key, value); return o; } static IterableIterator reversedIterator(final List l) { return new IterableIterator() { int i = l(l)-1; public boolean hasNext() { return i >= 0; } public A next() { return l.get(i--); } }; } static int smartIndexOfAsteriskOrDollarVar(List l, int i) { return smartIndexOfPred(l, __1 -> isAsteriskOrDollarVar(__1), i); } static String joinSubList(List l, int i, int j) { return join(subList(l, i, j)); } static String joinSubList(List l, int i) { return join(subList(l, i)); } static volatile boolean licensed_yes = true; static boolean licensed() { if (!licensed_yes) return false; ping_okInCleanUp(); return true; } static void licensed_off() { licensed_yes = false; } static void clear(Collection c) { if (c != null) c.clear(); } static void clear(Map map) { if (map != null) map.clear(); } static void put(Map map, A a, B b) { if (map != null) map.put(a, b); } static void put(List l, int i, A a) { if (l != null && i >= 0 && i < l(l)) l.set(i, a); } static List _registerDangerousWeakMap_preList; static A _registerDangerousWeakMap(A map) { return _registerDangerousWeakMap(map, null); } static A _registerDangerousWeakMap(A map, Object init) { callF(init, map); if (init instanceof String) { final String f = (String) init; init = new VF1() { 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) { // We're in class init if (_registerDangerousWeakMap_preList == null) _registerDangerousWeakMap_preList = synchroList(); _registerDangerousWeakMap_preList.add(pair(map, init)); return map; } call(javax(), "_registerDangerousWeakMap", map, init); return map; } static void _onLoad_registerDangerousWeakMap() { assertNotNull(javax()); if (_registerDangerousWeakMap_preList == null) return; for (Pair p : _registerDangerousWeakMap_preList) _registerDangerousWeakMap(p.a, p.b); _registerDangerousWeakMap_preList = null; } static Map synchroMap() { return synchroHashMap(); } static Map synchroMap(Map map) { return Collections.synchronizedMap(map); } static B mapGet2(Map map, A a) { return map == null ? null : map.get(a); } static B mapGet2(A a, Map map) { return map == null ? null : map.get(a); } static boolean isSubtypeOf(Class a, Class b) { return b.isAssignableFrom(a); // << always hated that method, let's replace it! } static Set reflection_classesNotToScan_value = litset( "jdk.internal.loader.URLClassPath" ); static Set reflection_classesNotToScan() { return reflection_classesNotToScan_value; } 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); }}; } static Map newWeakHashMap() { return _registerWeakMap(synchroMap(new WeakHashMap())); } // TODO: test if android complains about this static boolean isAWTThread() { if (isAndroid()) return false; if (isHeadless()) return false; return isAWTThread_awt(); } static boolean isAWTThread_awt() { return SwingUtilities.isEventDispatchThread(); } static boolean isTrue(Object o) { if (o instanceof Boolean) return ((Boolean) o).booleanValue(); if (o == null) return false; if (o instanceof ThreadLocal) // TODO: remove this return isTrue(((ThreadLocal) o).get()); throw fail(getClassName(o)); } static void failIfUnlicensed() { assertTrue("license off", licensed()); } static Thread currentThread() { return Thread.currentThread(); } static Class mc() { return main.class; } static Throwable getExceptionCause(Throwable e) { Throwable c = e.getCause(); return c != null ? c : e; } static String joinWithSpace(Iterable c) { return join(" ", c); } static String joinWithSpace(String... c) { return join(" ", c); } static List classNames(Collection l) { return getClassNames(l); } static List classNames(Object[] l) { return getClassNames(Arrays.asList(l)); } 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); } static int min(int a, int b) { return Math.min(a, b); } static long min(long a, long b) { return Math.min(a, b); } static float min(float a, float b) { return Math.min(a, b); } static float min(float a, float b, float c) { return min(min(a, b), c); } static double min(double a, double b) { return Math.min(a, b); } static double min(double[] c) { double x = Double.MAX_VALUE; for (double d : c) x = Math.min(x, d); return x; } static float min(float[] c) { float x = Float.MAX_VALUE; for (float d : c) x = Math.min(x, d); return x; } static byte min(byte[] c) { byte x = 127; for (byte d : c) if (d < x) x = d; return x; } static short min(short[] c) { short x = 0x7FFF; for (short d : c) if (d < x) x = d; return x; } static int min(int[] c) { int x = Integer.MAX_VALUE; for (int d : c) if (d < x) x = d; return x; } static int strL(String s) { return s == null ? 0 : s.length(); } static Comparator caseInsensitiveComparator() { return betterCIComparator(); } static TreeSet toCaseInsensitiveSet_treeSet(Iterable c) { if (isCISet(c)) return (TreeSet) c; TreeSet set = caseInsensitiveSet_treeSet(); addAll(set, c); return set; } static TreeSet toCaseInsensitiveSet_treeSet(String... x) { TreeSet set = caseInsensitiveSet_treeSet(); addAll(set, x); return set; } static String asString(Object o) { return o == null ? null : o.toString(); } static double parseDouble(String s) { return Double.parseDouble(s); } static int roundToInt(double d) { return (int) Math.round(d); } static String unnull(String s) { return s == null ? "" : s; } static Collection unnull(Collection l) { return l == null ? emptyList() : l; } static List unnull(List l) { return l == null ? emptyList() : l; } static Map unnull(Map l) { return l == null ? emptyMap() : l; } static Iterable unnull(Iterable i) { return i == null ? emptyList() : i; } static A[] unnull(A[] a) { return a == null ? (A[]) emptyObjectArray() : a; } static BitSet unnull(BitSet b) { return b == null ? new BitSet() : b; } //ifclass Symbol static Pair unnull(Pair p) { return p != null ? p : new Pair(null, null); } static final Map callOpt_cache = newDangerousWeakHashMap(); 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); // TODO: (super-rare) case where method exists static and non-static // with different args 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 _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 boolean isStaticMethod(Method m) { return methodIsStatic(m); } 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; } static String joinWithComma(Collection c) { return join(", ", c); } static String joinWithComma(String... c) { return join(", ", c); } static String joinWithComma(Pair p) { return p == null ? "" : joinWithComma(str(p.a), str(p.b)); } static Object vmBus_wrapArgs(Object... args) { return empty(args) ? null : l(args) == 1 ? args[0] : args; } static void pcallFAll(Collection l, Object... args) { if (l != null) for (Object f : cloneList(l)) pcallF(f, args); } static void pcallFAll(Iterator it, Object... args) { while (it.hasNext()) pcallF(it.next(), args); } static Set vm_busListeners_live_cache; static Set vm_busListeners_live() { if (vm_busListeners_live_cache == null) vm_busListeners_live_cache = vm_busListeners_live_load(); return vm_busListeners_live_cache; } static Set vm_busListeners_live_load() { return vm_generalIdentityHashSet("busListeners"); } static Map vm_busListenersByMessage_live_cache; static Map vm_busListenersByMessage_live() { if (vm_busListenersByMessage_live_cache == null) vm_busListenersByMessage_live_cache = vm_busListenersByMessage_live_load(); return vm_busListenersByMessage_live_cache; } static Map vm_busListenersByMessage_live_load() { return vm_generalHashMap("busListenersByMessage"); } static Class javax() { return getJavaX(); } static LinkedHashMap asLinkedHashMap(Map map) { if (map instanceof LinkedHashMap) return (LinkedHashMap) map; LinkedHashMap m = new LinkedHashMap(); if (map != null) synchronized(collectionMutex(map)) { m.putAll(map); } return m; } static void setDynObjectValue(DynamicObject o, String field, Object value) { o.fieldValues = syncMapPut2_createLinkedHashMap(o.fieldValues, field, value); } static int smartIndexOfPred(List l, IF1 pred) { return smartIndexOfPred(l, pred, 0); } static int smartIndexOfPred(List l, IF1 pred, int i) { int n = l(l); for (; i < n; i++) if (pred.get(l.get(i))) return i; return n; } static boolean isAsteriskOrDollarVar(String s) { return eq(s, "*") || isDollarVar(s); } static HashMap> callMC_cache = new HashMap(); static String callMC_key; static Method callMC_value; // varargs assignment fixer for a single string array argument static Object callMC(String method, String[] arg) { return callMC(method, new Object[] {arg}); } static Object callMC(String method, Object... args) { try { Method me; if (callMC_cache == null) callMC_cache = new HashMap(); // initializer time workaround synchronized(callMC_cache) { me = method == callMC_key ? callMC_value : null; } if (me != null) try { return invokeMethod(me, null, args); } catch (IllegalArgumentException e) { throw new RuntimeException("Can't call " + me + " with arguments " + classNames(args), e); } List m; synchronized(callMC_cache) { m = callMC_cache.get(method); } if (m == null) { if (callMC_cache.isEmpty()) { callMC_makeCache(); m = callMC_cache.get(method); } if (m == null) throw fail("Method named " + method + " not found in main"); } int n = m.size(); if (n == 1) { me = m.get(0); synchronized(callMC_cache) { callMC_key = method; callMC_value = me; } try { return invokeMethod(me, null, args); } catch (IllegalArgumentException e) { throw new RuntimeException("Can't call " + me + " with arguments " + classNames(args), e); } } for (int i = 0; i < n; i++) { me = m.get(i); if (call_checkArgs(me, args, false)) return invokeMethod(me, null, args); } throw fail("No method called " + method + " with arguments (" + joinWithComma(getClasses(args)) + ") found in main"); } catch (Exception __e) { throw rethrow(__e); } } static void callMC_makeCache() { synchronized(callMC_cache) { callMC_cache.clear(); Class _c = (Class) mc(), c = _c; while (c != null) { for (Method m : c.getDeclaredMethods()) if ((m.getModifiers() & java.lang.reflect.Modifier.STATIC) != 0) { makeAccessible(m); multiMapPut(callMC_cache, m.getName(), m); } c = c.getSuperclass(); } } } static List synchroList() { return Collections.synchronizedList(new ArrayList()); } static List synchroList(List l) { return Collections.synchronizedList(l); } static A assertNotNull(A a) { assertTrue(a != null); return a; } static A assertNotNull(String msg, A a) { assertTrue(msg, a != null); return a; } static Map synchroHashMap() { return Collections.synchronizedMap(new HashMap()); } static HashSet litset(A... items) { return lithashset(items); } static A setThreadLocal(ThreadLocal tl, A value) { if (tl == null) return null; A old = tl.get(); tl.set(value); return old; } static List _registerWeakMap_preList; static A _registerWeakMap(A map) { if (javax() == null) { // We're in class init if (_registerWeakMap_preList == null) _registerWeakMap_preList = synchroList(); _registerWeakMap_preList.add(map); return map; } try { call(javax(), "_registerWeakMap", map); } catch (Throwable e) { printException(e); print("Upgrade JavaX!!"); } return map; } static void _onLoad_registerWeakMap() { assertNotNull(javax()); if (_registerWeakMap_preList == null) return; for (Object o : _registerWeakMap_preList) _registerWeakMap(o); _registerWeakMap_preList = null; } static int isAndroid_flag; static boolean isAndroid() { if (isAndroid_flag == 0) isAndroid_flag = System.getProperty("java.vendor").toLowerCase().indexOf("android") >= 0 ? 1 : -1; return isAndroid_flag > 0; } static Boolean isHeadless_cache; static boolean isHeadless() { if (isHeadless_cache != null) return isHeadless_cache; if (isAndroid()) return isHeadless_cache = true; if (GraphicsEnvironment.isHeadless()) return isHeadless_cache = true; // Also check if AWT actually works. // If DISPLAY variable is set but no X server up, this will notice. try { SwingUtilities.isEventDispatchThread(); return isHeadless_cache = false; } catch (Throwable e) { return isHeadless_cache = true; } } static void assertTrue(Object o) { if (!(eq(o, true) /*|| isTrue(pcallF(o))*/)) throw fail(str(o)); } static boolean assertTrue(String msg, boolean b) { if (!b) throw fail(msg); return b; } static boolean assertTrue(boolean b) { if (!b) throw fail("oops"); return b; } 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; } static betterCIComparator_C betterCIComparator_instance; static betterCIComparator_C betterCIComparator() { if (betterCIComparator_instance == null) betterCIComparator_instance = new betterCIComparator_C(); return betterCIComparator_instance; } 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) { // No overflow because of numeric promotion return c1 - c2; } } } } return n1 - n2; } } static Map emptyMap() { return new HashMap(); } static Object[] emptyObjectArray_a = new Object[0]; static Object[] emptyObjectArray() { return emptyObjectArray_a; } static boolean methodIsStatic(Method m) { return (m.getModifiers() & Modifier.STATIC) != 0; } static boolean argumentCompatibleWithType(Object arg, Class type) { return arg == null ? !type.isPrimitive() : isInstanceX(type, arg); } static void arraycopy(Object[] a, Object[] b) { if (a != null && b != null) arraycopy(a, 0, b, 0, min(a.length, b.length)); } static void arraycopy(Object src, int srcPos, Object dest, int destPos, int n) { if (n != 0) System.arraycopy(src, srcPos, dest, destPos, n); } static A[] arrayOfType(Class type, int n) { return makeArray(type, n); } static A[] arrayOfType(int n, Class type) { return arrayOfType(type, n); } static ArrayList cloneList(Iterable l) { return l instanceof Collection ? cloneList((Collection) l) : asList(l); } static ArrayList cloneList(Collection l) { if (l == null) return new ArrayList(); synchronized(collectionMutex(l)) { return new ArrayList(l); } } static Object pcallF(Object f, Object... args) { return pcallFunction(f, args); } static A pcallF(F0 f) { try { return f == null ? null : f.get(); } catch (Throwable __e) { return null; } } static B pcallF(F1 f, A a) { try { return f == null ? null : f.get(a); } catch (Throwable __e) { return null; } } static void pcallF(VF1 f, A a) { try { if (f != null) f.get(a); } catch (Throwable __e) { _handleException(__e); } } static Set vm_generalIdentityHashSet(Object name) { synchronized(get(javax(), "generalMap")) { Set set = (Set) (vm_generalMap_get(name)); if (set == null) vm_generalMap_put(name, set = syncIdentityHashSet()); return set; } } static Map vm_generalHashMap(Object name) { synchronized(get(javax(), "generalMap")) { Map m = (Map) (vm_generalMap_get(name)); if (m == null) vm_generalMap_put(name, m = syncHashMap()); return m; } } static Class __javax; static Class getJavaX() { try { return __javax; } catch (Exception __e) { throw rethrow(__e); } } static Object collectionMutex(List l) { return l; } static 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$DescendingSubMap")) c = className(o = get_raw(o, "m")); return o; } static LinkedHashMap syncMapPut2_createLinkedHashMap(LinkedHashMap map, A key, B value) { if (key != null) if (value != null) { if (map == null) map = new LinkedHashMap(); synchronized(collectionMutex(map)) { map.put(key, value); } } else if (map != null) synchronized(collectionMutex(map)) { map.remove(key); } return map; } static boolean isDollarVar(String s) { return startsWith(s, '$') && isJavaIdentifierAfter(s, 1); } static List getClasses(Object[] array) { List l = emptyList(l(array)); for (Object o : array) l.add(_getClass(o)); return l; } 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); } static HashSet lithashset(A... items) { HashSet set = new HashSet(); for (A a : items) set.add(a); return set; } static A printException(A e) { printStackTrace(e); return e; } static A[] makeArray(Class type, int n) { return (A[]) Array.newInstance(type, n); } static Object pcallFunction(Object f, Object... args) { try { return callFunction(f, args); } catch (Throwable __e) { _handleException(__e); } return null; } static volatile PersistableThrowable _handleException_lastException; static List _handleException_onException = synchroList(ll("printStackTrace2")); 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); // not using pcall here - it could lead to endless loops } } static Object vm_generalMap_get(Object key) { return vm_generalMap().get(key); } static Object vm_generalMap_put(Object key, Object value) { return mapPutOrRemove(vm_generalMap(), key, value); } static Set syncIdentityHashSet() { return (Set) synchronizedSet(identityHashSet()); } static Map syncHashMap() { return synchroHashMap(); } static boolean eqOneOf(Object o, Object... l) { for (Object x : l) if (eq(o, x)) return true; return false; } static boolean startsWith(String a, String b) { return a != null && a.startsWith(b); } static boolean startsWith(String a, char c) { return nemptyString(a) && a.charAt(0) == c; } 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; } 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; } static boolean isJavaIdentifierAfter(String s, int i) { int n = l(s); if (i >= n || !Character.isJavaIdentifierStart(s.charAt(i))) return false; for (i++; i < n; i++) if (!Character.isJavaIdentifierPart(s.charAt(i))) return false; return true; } static Throwable printStackTrace2(Throwable e) { // we go to system.out now - system.err is nonsense print(getStackTrace2(e)); return e; } static void printStackTrace2() { printStackTrace2(new Throwable()); } static void printStackTrace2(String msg) { printStackTrace2(new Throwable(msg)); } static Class _getClass(String name) { try { return Class.forName(name); } catch (ClassNotFoundException e) { return null; // could optimize this } } static Class _getClass(Object o) { return o == null ? null : o instanceof Class ? (Class) o : o.getClass(); } static Class _getClass(Object realm, String name) { try { return getClass(realm).getClassLoader().loadClass(classNameToVM(name)); } catch (ClassNotFoundException e) { return null; // could optimize this } } static A printStackTrace(A e) { // we go to system.out now - system.err is nonsense print(getStackTrace(e)); return e; } static void printStackTrace() { printStackTrace(new Throwable()); } static void printStackTrace(String msg) { printStackTrace(new Throwable(msg)); } static void printStackTrace(String msg, Throwable e) { printStackTrace(new Throwable(msg, e)); } static Object callFunction(Object f, Object... args) { return callF(f, args); } static PersistableThrowable persistableThrowable(Throwable e) { return e == null ? null : new PersistableThrowable(e); } static Throwable innerException(Throwable e) { return getInnerException(e); } static Map vm_generalMap_map; static Map vm_generalMap() { if (vm_generalMap_map == null) vm_generalMap_map = (Map) get(javax(), "generalMap"); return vm_generalMap_map; } static B mapPutOrRemove(Map 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 Set synchronizedSet() { return synchroHashSet(); } static Set synchronizedSet(Set set) { return Collections.synchronizedSet(set); } static Set identityHashSet() { return Collections.newSetFromMap(new IdentityHashMap()); } static boolean nemptyString(String s) { return s != null && s.length() > 0; } static int listL(Collection l) { return l == null ? 0 : l.size(); } static boolean neq(Object a, Object b) { return !eq(a, b); } static String getStackTrace2(Throwable e) { return hideCredentials(getStackTrace(unwrapTrivialExceptionWraps(e)) + replacePrefix("java.lang.RuntimeException: ", "FAIL: ", hideCredentials(str(innerException2(e)))) + "\n"); } static Class getClass(String name) { try { return Class.forName(name); } catch (ClassNotFoundException e) { return null; } } static Class getClass(Object o) { return o instanceof Class ? (Class) o : o.getClass(); } 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); } } static String classNameToVM(String name) { return name.replace(".", "$"); } static String getStackTrace(Throwable throwable) { lastException(throwable); return getStackTrace_noRecord(throwable); } static String getStackTrace_noRecord(Throwable throwable) { StringWriter writer = new StringWriter(); throwable.printStackTrace(new PrintWriter(writer)); return hideCredentials(writer.toString()); } static String getStackTrace() { return getStackTrace_noRecord(new Throwable()); } static Throwable getInnerException(Throwable e) { if (e == null) return null; while (e.getCause() != null) e = e.getCause(); return e; } static Throwable getInnerException(Runnable r) { return getInnerException(getException(r)); } static Set synchroHashSet() { return Collections.synchronizedSet(new HashSet()); } static String hideCredentials(URL url) { return url == null ? null : hideCredentials(str(url)); } 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|cookie)=[^&\\s\"]*", "$1$2="); } static String hideCredentials(Object o) { return hideCredentials(str(o)); } 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; } static String replacePrefix(String prefix, String replacement, String s) { if (!startsWith(s, prefix)) return s; return replacement + substring(s, l(prefix)); } static Throwable innerException2(Throwable e) { if (e == null) return null; while (empty(e.getMessage()) && e.getCause() != null) e = e.getCause(); return e; } // PersistableThrowable doesn't hold GC-disturbing class references in backtrace static volatile PersistableThrowable lastException_lastException; static PersistableThrowable lastException() { return lastException_lastException; } static void lastException(Throwable e) { lastException_lastException = persistableThrowable(e); } static Throwable getException(Runnable r) { try { callF(r); return null; } catch (Throwable e) { return e; } } static boolean startsWithOneOf(String s, String... l) { for (String x : l) if (startsWith(s, x)) return true; return false; } static boolean startsWithOneOf(String s, Matches m, String... l) { for (String x : l) if (startsWith(s, x, m)) return true; return false; } static boolean isAGIBlueDomain(String domain) { return domainIsUnder(domain, theAGIBlueDomain()); } static String hostNameFromURL(String url) { try { return new URL(url).getHost(); } catch (Exception __e) { throw rethrow(__e); } } static boolean domainIsUnder(String domain, String mainDomain) { return eqic(domain, mainDomain) || ewic(domain, "." + mainDomain); } static String theAGIBlueDomain() { return "agi.blue"; } static boolean ewic(String a, String b) { return endsWithIgnoreCase(a, b); } static boolean ewic(String a, String b, Matches m) { return endsWithIgnoreCase(a, b, m); } static boolean endsWithIgnoreCase(String a, String b) { int la = l(a), lb = l(b); return la >= lb && regionMatchesIC(a, la-lb, b, 0, lb); } 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; } static boolean regionMatchesIC(String a, int offsetA, String b, int offsetB, int len) { return a != null && a.regionMatches(true, offsetA, b, offsetB, len); } // immutable, has strong refs final static class _MethodCache { final Class c; final HashMap> cache = new HashMap(); _MethodCache(Class c) { this.c = c; _init(); } void _init() { Class _c = c; while (_c != null) { for (Method m : _c.getDeclaredMethods()) if (!isAbstract(m) && !reflection_isForbiddenMethod(m)) multiMapPut(cache, m.getName(), makeAccessible(m)); _c = _c.getSuperclass(); } // add default methods - this might lead to a duplication // because the overridden method is also added, but it's not // a problem except for minimal performance loss. for (Class intf : allInterfacesImplementedBy(c)) for (Method m : intf.getDeclaredMethods()) if (m.isDefault() && !reflection_isForbiddenMethod(m)) multiMapPut(cache, m.getName(), makeAccessible(m)); } // Returns only matching methods 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); } } 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); } } }static abstract class VF1 implements IVF1 { public abstract void get(A a); }static class Matches { String[] m; Matches() {} Matches(String... m) { this.m = m;} String get(int i) { return i < m.length ? m[i] : null; } String unq(int i) { return unquote(get(i)); } String fsi(int i) { return formatSnippetID(unq(i)); } String fsi() { return fsi(0); } String tlc(int i) { return unq(i).toLowerCase(); } boolean bool(int i) { return "true".equals(unq(i)); } String rest() { return m[m.length-1]; } // for matchStart int psi(int i) { return Integer.parseInt(unq(i)); } public String toString() { return "Matches(" + joinWithComma(quoteAll(asList(m))) + ")"; } public int hashCode() { return _hashCode(toList(m)); } public boolean equals(Object o) { return o instanceof Matches && arraysEqual(m, ((Matches) o).m); } } static abstract class F1 { abstract B get(A a); }// you still need to implement hasNext() and next() static abstract class IterableIterator implements Iterator, Iterable { public Iterator iterator() { return this; } public void remove() { unsupportedOperation(); } }static abstract class F2 { abstract C get(A a, B b); }static class Fragment { String text; // should not be null like ever transient int hashCode; Fragment() {} Fragment(String text) { this.text = trim(text); } public String toString() { return text == null ? "null fragment you bunny" : text; } public int hashCode() { if (hashCode == 0) hashCode = main.hashCode(upper(text)); return hashCode; } // Note: we have the "turkish" problem (upper <-> eqic) public boolean equals(Object o) { // we could allow string here too but that's nasty if (!(o instanceof Fragment)) return false; return eqic(text, ((Fragment) o).text); } }static class ProbabilisticMachine { transient TreeSetWithDuplicates < A > doneStates = new TreeSetWithDuplicates<>(byProbability()); transient TreeSetWithDuplicates < A > states = new TreeSetWithDuplicates<>(byProbability()); transient TreeSetWithDuplicates < A > steppableStates = new TreeSetWithDuplicates<>(byProbability()); transient TreeSetWithDuplicates < A > droppedStates = new TreeSetWithDuplicates<>(byProbability()); transient int stateCount; boolean verbose = false; double cutoffPercentage = 50; Comparator byProbability() { return (a, b) -> cmp(b.probability, a.probability); } abstract static class State { ProbabilisticMachine machine; int number; State prev; double probability = 100; BasicLogicRule remainingRule; public String toString() { return toStringWithFields(this, "number", "probability") + stringIf(done(), " (done)"); } boolean done() { return remainingRule == null; } Object action() { return remainingRule == null ? null : remainingRule.lhs; } void step() { if (!done()) runAction(action()); } abstract void runAction(Object action); abstract State emptyClone(); State prepareClone() { State s = emptyClone(); copyFields(this, s, "machine", "probability"); s.prev = this; s.remainingRule = optCast(BasicLogicRule.class,remainingRule.rhs); return s; } } void addState(A s) { if (verbose) print("Adding state to machine " + this + ": " + s); s.machine = this; if (s.number == 0) s.number = ++stateCount; if (s.probability < cutoffPercentage) { droppedStates.add(s); return; } addToCollections(s, states, steppableStates); if (s.done()) doneStates.add(s); if (verbose) printStats(); } boolean stepFirstUnstepped() { A s = popFirst(steppableStates); if (s == null) return false; { s.step(); return true; } } void reset() { clearAll(doneStates, states, steppableStates, droppedStates); stateCount = 0; } void think() { while (stepFirstUnstepped()) { ping(); } } List bestStates(int n) { return takeFirst(n, doneStates); } void printStats() { print("States: " + stats(states) + ", done: " + stats(doneStates) + ", steppable: " + stats(steppableStates) + ", dropped: " + stats(droppedStates)); } String stats(TreeSetWithDuplicates ts) { return l(ts) + (empty(ts) ? "" : " (best: " + iround(first(ts).probability) + ")"); } }static interface IFieldsToList { Object[] _fieldsToList(); }static interface IF2 { C get(A a, B b); }static ThreadLocal DynamicObject_loading = new ThreadLocal(); static class DynamicObject { String className; // just the name, without the "main$" LinkedHashMap fieldValues; DynamicObject() {} // className = just the name, without the "main$" DynamicObject(String className) { this.className = className;} Map _map() { return fieldValues; } public String toString() { return getClass() == DynamicObject.class ? "dyn " + className : super.toString(); } }static interface IF1 { B get(A a); }static class And implements IFieldsToList, Transformable, Visitable{ A a; A b; And() {} And(A a, A b) { this.b = b; this.a = a;} public String toString() { return shortClassName(this) + "(" + a + ", " + b + ")"; } public boolean equals(Object o) { if (!(o instanceof And)) return false; And x = (And) o; return eq(a, x.a) && eq(b, x.b); } public int hashCode() { int h = 65975; h = boostHashCombine(h, _hashCode(a)); h = boostHashCombine(h, _hashCode(b)); return h; } public Object[] _fieldsToList() { return new Object[] {a, b}; } public Object transformUsing(IF1 f) { return new And((A) f.get(a), (A) f.get(b)); } public void visitUsing(IVF1 f) { f.get(a); f.get(b); } }static class Lowest { A best; double score; transient Object onChange; synchronized boolean isNewBest(double score) { return best == null || score < this.score; } synchronized double bestScore() { return best == null ? Double.NaN : score; } double score() { return bestScore(); } synchronized float floatScore() { return best == null ? Float.NaN : (float) score; } synchronized float floatScoreOr(float defaultValue) { return best == null ? defaultValue : (float) score; } boolean put(A a, double score) { boolean change = false; synchronized(this) { if (a != null && isNewBest(score)) { best = a; this.score = score; change = true; } } if (change) pcallF(onChange); return change; } synchronized void clear() { best = null; score = 0; } synchronized A get() { return best; } synchronized boolean has() { return best != null; } synchronized Pair pair() { return best == null ? null : new Pair(best, bestScore()); } }static class ReverseChain implements Iterable { A element; ReverseChain prev; int size; ReverseChain() {} ReverseChain(ReverseChain prev, A element) { this.element = element; this.prev = prev; if (prev == null) size = 1; else { prev.check(); size = prev.size+1; } } void check() { if (size < 1) throw fail("You called the ReverseChain default constructor. Don't do that"); } public String toString() { return str(toList()); } ArrayList toList() { check(); ArrayList l = emptyList(size); for (int i = 0; i < size; i++) l.add(null); int i = size; ReverseChain c = this; while (c != null) { l.set(--i, c.element); c = c.prev; } return l; } public Iterator iterator() { return toList().iterator(); } }static class PersistableThrowable { String className; String msg; String stacktrace; PersistableThrowable() {} PersistableThrowable(Throwable e) { if (e == null) className = "Crazy Null Error"; else { className = getClassName(e).replace('/', '.'); msg = e.getMessage(); stacktrace = getStackTrace_noRecord(e); } } public String toString() { return nempty(msg) ? className + ": " + msg : className; } }static class BasicLogicRule implements IFieldsToList, Transformable, Visitable{ Object lhs; Object rhs; BasicLogicRule() {} BasicLogicRule(Object lhs, Object rhs) { this.rhs = rhs; this.lhs = lhs;} public boolean equals(Object o) { if (!(o instanceof BasicLogicRule)) return false; BasicLogicRule x = (BasicLogicRule) o; return eq(lhs, x.lhs) && eq(rhs, x.rhs); } public int hashCode() { int h = -1439627508; h = boostHashCombine(h, _hashCode(lhs)); h = boostHashCombine(h, _hashCode(rhs)); return h; } public Object[] _fieldsToList() { return new Object[] {lhs, rhs}; } public Object transformUsing(IF1 f) { return new BasicLogicRule(f.get(lhs), f.get(rhs)); } public void visitUsing(IVF1 f) { f.get(lhs); f.get(rhs); } Object trail; public String toString() { return lhs + " => " + rhs; } }// Note: Identity based on globalID, so eq(new SymVar("a"), new SymVar("b")) is FALSE. static class SymVar extends HasGlobalID { String name; SymVar() {} SymVar(String name) { this.name = name;} public boolean equals(Object o) { return o instanceof IHasGlobalID && eqHasGlobalID(this, (IHasGlobalID) o); } public int hashCode() { return _hashCode(globalID); } public String toString() { return "SymVar" + (nempty(name) ? " " + name : "") + "[" + globalID() + "]"; } }static class Pair implements Comparable> { A a; B b; Pair() {} 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 p) { if (p == null) return 1; int i = ((Comparable) a).compareTo(p.a); if (i != 0) return i; return ((Comparable) b).compareTo(p.b); } } static interface IHasGlobalID { public GlobalID globalID(); }// TreeSet variant allowing multiple elements which are considered // equal by the comparator but not by eq(). // All operations O(log n) with n being the number of _different_ elements. static class TreeSetWithDuplicates extends AbstractSet { TreeSet> internal; Comparator comparator; int size; TreeSetWithDuplicates(Comparator comparator) { this.comparator = comparator; internal = new TreeSet>((setA, setB) -> { return comparator.compare(main.first(setA), main.first(setB)); }); } // We do NOT use HashSet anymore because undefined iteration order // is just a bitch transient IF0> makeInternalSet; Set makeInternalSet() { return makeInternalSet != null ? makeInternalSet.get() : makeInternalSet_base(); } final Set makeInternalSet_fallback(IF0> _f) { return _f != null ? _f.get() : makeInternalSet_base(); } Set makeInternalSet_base() { return new LinkedHashSet(); } public boolean add(A a) { Set newSet = addAndReturnCollection(makeInternalSet(), a); Set found = navigableSet_find(internal, newSet); if (found != null) { if (!found.add(a)) return false; } else internal.add(newSet); ++size; return true; } public boolean remove(Object a) { Set newSet = addAndReturnCollection(makeInternalSet(), (A) a); Set found = navigableSet_find(internal, newSet); if (found == null) return false; if (l(found) == 1) internal.remove(found); else found.remove(a); --size; return true; } A first() { return main.first(main.first(internal)); } public IterableIterator iterator() { return nestedIterator(internal, __1 -> __1.iterator()); } public int size() { return size; } // may return null Set tiedForFirst() { return main.first(internal); } public boolean contains(Object a) { Set newSet = addAndReturnCollection(makeInternalSet(), (A) a); return navigableSet_find(internal, newSet) != null; } }static interface Visitable { void visitUsing(IVF1 f); } static interface Transformable { Object transformUsing(IF1 f); } static interface IVF1 { void get(A a); }static class HasGlobalID implements IHasGlobalID { GlobalID globalID = aGlobalIDObjUnlessLoading(); public GlobalID globalID() { return globalID; } public String globalIDStr() { return strOrNull(globalID); } String prependGlobalID(String s) { return globalID == null ? s : "[" + globalID + "] " + s; } } static interface IF0 { A get(); }static class GlobalID implements Comparable { // We need 76 bits for 26^16 IDs long a; // lower 64 bits int b; // 76-64=12 higher bits; could be short. change to short when unstructure() is smarter GlobalID() {} GlobalID(String id) { assertGlobalID(id); BigInteger value = bigint(0); for (int i = 0; i < l(id); i++) value = plus(mul(value, 26), charDiff(id.charAt(i), 'a')); a = value.longValue(); value = value.shiftRight(64); b = value.shortValue(); } public String toString() { BigInteger value = bigint(b); value = value.shiftLeft(32); value = plus(value, (a >> 32) & 0xFFFFFFFFL); value = value.shiftLeft(32); value = plus(value, a & 0xFFFFFFFFL); return bigintToGlobalID(value); } public boolean equals(Object o) { if (!(o instanceof GlobalID)) return false; return ((GlobalID) o).a == a && ((GlobalID) o).b == b; } public int hashCode() { return (int) a; } // matches ID's lexical ordering public int compareTo(GlobalID id) { int diff = b-id.b; return diff != 0 ? diff : Long.compareUnsigned(a, id.a); } } static boolean isAbstract(Class c) { return (c.getModifiers() & Modifier.ABSTRACT) != 0; } static boolean isAbstract(Method m) { return (m.getModifiers() & Modifier.ABSTRACT) != 0; } static boolean reflection_isForbiddenMethod(Method m) { return m.getDeclaringClass() == Object.class && eqOneOf(m.getName(), "finalize", "clone", "registerNatives"); } static Set allInterfacesImplementedBy(Class c) { if (c == null) return null; HashSet set = new HashSet(); allInterfacesImplementedBy_find(c, set); return set; } 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); } static Method findMethod(Object o, String method, Object... args) { return findMethod_cached(o, method, args); } 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; } 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; } 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; } 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); // Octal escape? 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; // Hex Unicode: u???? 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; // added by Stefan } i++; } sb.append(ch); } return sb.toString(); } } return s; // not quoted - return original } static String formatSnippetID(String id) { return "#" + parseSnippetID(id); } static String formatSnippetID(long id) { return "#" + id; } static String fsi(String id) { return formatSnippetID(id); } static List quoteAll(Collection l) { List x = new ArrayList(); for (String s : l) x.add(quote(s)); return x; } static int _hashCode(Object a) { return a == null ? 0 : a.hashCode(); } static ArrayList toList(A[] a) { return asList(a); } static ArrayList toList(int[] a) { return asList(a); } static ArrayList toList(Set s) { return asList(s); } static ArrayList toList(Iterable s) { return asList(s); } static boolean arraysEqual(Object[] a, Object[] b) { if (a.length != b.length) return false; for (int i = 0; i < a.length; i++) if (neq(a[i], b[i])) return false; return true; } static Iterator iterator(Iterable c) { return c == null ? emptyIterator() : c.iterator(); } static UnsupportedOperationException unsupportedOperation() { throw new UnsupportedOperationException(); } static String trim(String s) { return s == null ? null : s.trim(); } static String trim(StringBuilder buf) { return buf.toString().trim(); } static String trim(StringBuffer buf) { return buf.toString().trim(); } static int hashCode(Object a) { return a == null ? 0 : a.hashCode(); } static String upper(String s) { return s == null ? null : s.toUpperCase(); } static char upper(char c) { return Character.toUpperCase(c); } static int cmp(Number a, Number b) { return a == null ? b == null ? 0 : -1 : cmp(a.doubleValue(), b.doubleValue()); } static int cmp(double a, double b) { return a < b ? -1 : a == b ? 0 : 1; } static int cmp(Object a, Object b) { if (a == null) return b == null ? 0 : -1; if (b == null) return 1; return ((Comparable) a).compareTo(b); } static String toStringWithFields(Object o, String... fields) { return stdToStringWithFields(o, fields); } static String stringIf(boolean b, String s) { return stringIfTrue(b, s); } static int done_minPrint = 10; static long done(long startTime, String desc) { long time = now()-startTime; if (time >= done_minPrint) print(desc + " [" + time + " ms]"); return time; } static long done(String desc, long startTime) { return done(startTime, desc); } static long done(long startTime) { return done(startTime, ""); } static A optCast(Class c, Object o) { return isInstance(c, o) ? (A) o : null; } static boolean addToCollections(A a, Collection... l) { boolean change = false; for (Collection c : unnull(l)) if (c != null && c.add(a)) change = true; return change; } static A popFirst(List l) { if (empty(l)) return null; A a = first(l); l.remove(0); return a; } static A popFirst(Collection l) { if (empty(l)) return null; A a = first(l); l.remove(a); return a; } static List popFirst(int n, List l) { List part = cloneSubList(l, 0, n); removeSubList(l, 0, n); return part; } static void clearAll(Object... l) { for (Object o : l) callOpt(o, "clear"); } static List takeFirst(List l, int n) { return l(l) <= n ? l : newSubListOrSame(l, 0, n); } static List takeFirst(int n, List l) { return takeFirst(l, n); } static String takeFirst(int n, String s) { return substring(s, 0, n); } static String takeFirst(String s, int n) { return substring(s, 0, n); } static List takeFirst(int n, Iterable i) { if (i == null) return null; List l = new ArrayList(); Iterator it = i.iterator(); for (int _repeat_0 = 0; _repeat_0 < n; _repeat_0++) { if (it.hasNext()) l.add(it.next()); else break; } return l; } static int boostHashCombine(int a, int b) { return a ^ (b + 0x9e3779b9 + (a << 6) + (a >> 2)); } static float score(Scored s) { return s == null ? 0 : s.score(); } static boolean eqHasGlobalID(IHasGlobalID a, IHasGlobalID b) { return a == b || a != null && eq(a.globalID(), b.globalID()); } static int hashCodeFor(Object a) { return a == null ? 0 : a.hashCode(); } static > A addAndReturnCollection(A c, B a) { if (c != null) c.add(a); return c; } static A navigableSet_find(NavigableSet set, A a) { if (set == null || a == null) return null; A b = set.floor(a); return b != null && sortedSet_compare(set, a, b) == 0 ? b : null; } // TODO: clean up these type signatures? static > IterableIterator nestedIterator(final Iterable c, final F1 makeInnerIterator) { return nestedIterator(iterator(c), makeInnerIterator); } static > IterableIterator nestedIterator(Collection c, final IF1 makeInnerIterator) { return nestedIterator(iterator(c), makeInnerIterator); } static > IterableIterator nestedIterator(Iterator it1, IF1 makeInnerIterator) { return nestedIterator(it1, toF1(makeInnerIterator)); } static > IterableIterator nestedIterator(final Iterator it1, final F1 makeInnerIterator) { if (it1 == null || !it1.hasNext()) return emptyIterableIterator(); return iff(new F0() { A a; Iterator innerIterator; { nextOuter(); } void nextOuter() { a = it1.next(); innerIterator = callF(makeInnerIterator, a); } public Object get() { while (true) { ping(); if (innerIterator.hasNext()) return innerIterator.next(); if (!it1.hasNext()) return endMarker(); nextOuter(); } } }); } static String assertGlobalID(String s) { return assertPossibleGlobalID(s); } static BigInteger bigint(String s) { return new BigInteger(s); } static BigInteger bigint(long l) { return BigInteger.valueOf(l); } static BigInteger plus(BigInteger a, BigInteger b) { return a.add(b); } static BigInteger plus(BigInteger a, long b) { return a.add(bigint(b)); } static BigInteger mul(BigInteger a, BigInteger b) { return a.multiply(b); } static BigInteger mul(BigInteger a, long b) { return a.multiply(bigint(b)); } static int charDiff(char a, char b) { return (int) a-(int) b; } static int charDiff(String a, char b) { return charDiff(stringToChar(a), b); } static String bigintToGlobalID(BigInteger value) { char[] buf = new char[16]; for (int i = 16-1; i >= 0; i--) { buf[i] = charPlus('a', mod(value, 26).intValue()); value = div(value, 26); } return str(buf); } 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); } } static boolean endsWith(String a, String b) { return a != null && a.endsWith(b); } static boolean endsWith(String a, char c) { return nempty(a) && lastChar(a) == c; } 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 long parseSnippetID(String snippetID) { long id = Long.parseLong(shortenSnippetID(snippetID)); if (id == 0) throw fail("0 is not a snippet ID"); return id; } static String quote(Object o) { if (o == null) return "null"; return quote(str(o)); } 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(); } 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('"'); } static Iterator emptyIterator() { return Collections.emptyIterator(); } static String stdToStringWithFields(Object o, String... fields) { if (o == null) return "null"; String name = shortClassName(o); if (empty(fields)) return name; return name + "(" + joinWithComma(mapNonNulls(fields, field -> { Object value = getOpt(o, field); if (value == null) return null; return field + "=" + str(value); })) + ")"; } static String stringIfTrue(boolean b, String s) { return b ? s : ""; } static long now_virtualTime; static long now() { return now_virtualTime != 0 ? now_virtualTime : System.currentTimeMillis(); } static boolean isInstance(Class type, Object arg) { return type.isInstance(arg); } static List cloneSubList(List l, int startIndex, int endIndex) { return newSubList(l, startIndex, endIndex); } static List cloneSubList(List l, int startIndex) { return newSubList(l, startIndex); } static void removeSubList(List l, int from, int to) { if (l != null) subList(l, from, to).clear(); } static void removeSubList(List l, int from) { if (l != null) subList(l, from).clear(); } static Object callOpt(Object o) { return callF(o); } static A callOpt(Object o, String method, Object... args) { return (A) callOpt_withVarargs(o, method, args); } static List newSubListOrSame(List l, int startIndex) { return newSubListOrSame(l, startIndex, l(l)); } static List newSubListOrSame(List l, int startIndex, int endIndex) { if (l == null) return null; int n = l(l); startIndex = max(0, startIndex); endIndex = min(n, endIndex); if (startIndex >= endIndex) return ll(); if (startIndex == 0 && endIndex == n) return l; return cloneList(l.subList(startIndex, endIndex)); } static int sortedSet_compare(SortedSet set, A a, A b) { return compareWithComparator(set.comparator(), a, b); } static F1 toF1(final Object f) { return functionToF1(f); } static IterableIterator emptyIterableIterator_instance = new IterableIterator() { public Object next() { throw fail(); } public boolean hasNext() { return false; } }; static IterableIterator emptyIterableIterator() { return emptyIterableIterator_instance; } // f: func -> A | endMarker static IterableIterator iff(Object f) { return iteratorFromFunction_withEndMarker(f); } // can't use type parameter because end marker static IterableIterator iff(F0 f) { return iteratorFromFunction_withEndMarker(f); } static IterableIterator iff(IF0 f) { return iteratorFromFunction_withEndMarker(f); } static Object endMarker() { return iteratorFromFunction_endMarker; } static String assertPossibleGlobalID(String s) { if (!possibleGlobalID(s)) throw fail("Not an acceptable global ID: " + s); return s; } static char stringToChar(String s) { if (l(s) != 1) throw fail("bad stringToChar: " + s); return firstChar(s); } static char charPlus(char a, int b) { return (char) (((int) a) + b); } // better modulo that gives positive numbers always static int mod(int n, int m) { return (n % m + m) % m; } static long mod(long n, long m) { return (n % m + m) % m; } static BigInteger mod(BigInteger n, int m) { return n.mod(bigint(m)); } static double mod(double n, double m) { return (n % m + m) % m; } static String div(Object contents, Object... params) { return hfulltag("div", contents, params); } static BigInteger div(BigInteger a, BigInteger b) { return a.divide(b); } static BigInteger div(BigInteger a, int b) { return a.divide(bigint(b)); } // requires ugly casting when used (O -> A) static Object iteratorFromFunction_endMarker = new Object(); // f: func -> A | endMarker static IterableIterator iteratorFromFunction_withEndMarker(final Object f) { class IFF extends IterableIterator { A a; boolean have, done; public boolean hasNext() { getNext(); return !done; } public A next() { getNext(); if (done) throw fail(); A _a = a; a = null; have = false; return _a; } void getNext() { if (done || have) return; Object o = callF(f); if (o == iteratorFromFunction_endMarker) { done = true; return; } a = (A) o; have = true; } }; return new IFF(); } // optimized version for F0 argument; TODO: do same for IF0 static IterableIterator iteratorFromFunction_withEndMarker(final F0 f) { return iteratorFromFunction_withEndMarker_f0(f); } static char lastChar(String s) { return empty(s) ? '\0' : s.charAt(l(s)-1); } 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; } static List dropLast(List l) { return subList(l, 0, l(l)-1); } static List dropLast(int n, List l) { return subList(l, 0, l(l)-n); } static List dropLast(Iterable l) { return dropLast(asList(l)); } static String dropLast(String s) { return substring(s, 0, l(s)-1); } static String dropLast(String s, int n) { return substring(s, 0, l(s)-n); } static String dropLast(int n, String s) { return dropLast(s, n); } 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); } static List mapNonNulls(Iterable l, Object f) { return mapNonNulls(f, l); } static List mapNonNulls(Object f, Iterable l) { List x = new ArrayList(); if (l != null) for (Object o : l) addIfNotNull(x, callF(f, o)); return x; } static List mapNonNulls(Object f, Object[] l) { List x = new ArrayList(); if (l != null) for (Object o : l) addIfNotNull(x, callF(f, o)); return x; } static List mapNonNulls(Iterable l, F1 f) { return mapNonNulls(f, l); } static List mapNonNulls(F1 f, Iterable l) { List x = new ArrayList(); if (l != null) for (Object o : l) addIfNotNull(x, callF(f, o)); return x; } static List mapNonNulls(A[] l, IF1 f) { return mapNonNulls(f, l); } static List mapNonNulls(Iterable l, IF1 f) { List x = emptyList(l); if (l != null) for (A o : l) addIfNotNull(x, f.get(o)); return x; } static List mapNonNulls(IF1 f, Iterable l) { return mapNonNulls(l, f); } static List newSubList(List l, int startIndex, int endIndex) { return cloneList(subList(l, startIndex, endIndex)); } static List newSubList(List l, int startIndex) { return cloneList(subList(l, startIndex)); } static Object callOpt_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.findMethod(method, args); if (me == null) { // TODO: varargs return null; } if ((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(method, args); if (me != null) return invokeMethod(me, o, args); // try varargs 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); } return null; } } catch (Exception __e) { throw rethrow(__e); } } static int compareWithComparator(Comparator comparator, A a, A b) { return comparator == null ? cmp(a, b) : comparator.compare(a, b); } static F1 functionToF1(final Object f) { if (isString(f)) return mainFunctionToF1((String) f); if (f instanceof F1) return (F1) f; return new F1() { public Object get(Object a) { try { return callF(f, a); } catch (Exception __e) { throw rethrow(__e); } } public String toString() { return "ret callF(f, a);"; }}; } static boolean possibleGlobalID(String s) { return l(s) == globalIDLength() && allLowerCaseCharacters(s); } static char firstChar(String s) { return s.charAt(0); } static String hfulltag(String tag) { return hfulltag(tag, ""); } static String hfulltag(String tag, Object contents, Object... params) { return hopeningTag(tag, params) + str(contents) + ""; } static IterableIterator iteratorFromFunction_withEndMarker_f0(final F0 f) { class IFF2 extends IterableIterator { A a; boolean have, done; public boolean hasNext() { getNext(); return !done; } public A next() { getNext(); if (done) throw fail(); A _a = a; a = null; have = false; return _a; } void getNext() { if (done || have) return; Object o = f.get(); if (o == iteratorFromFunction_endMarker) { done = true; return; } a = (A) o; have = true; } }; return new IFF2(); } static long parseLong(String s) { if (empty(s)) return 0; return Long.parseLong(dropSuffix("L", s)); } static long parseLong(Object s) { return Long.parseLong((String) s); } static boolean addIfNotNull(Collection l, A a) { return a != null && l != null & l.add(a); } static boolean isString(Object o) { return o instanceof String; } static F1 mainFunctionToF1(final String fname) { return new F1() { public Object get(Object a) { try { return callMC(fname, a); } catch (Exception __e) { throw rethrow(__e); } } public String toString() { return "callMC(fname, a)"; }}; } static int globalIDLength() { return 16; } static boolean allLowerCaseCharacters(String s) { for (int i = 0; i < l(s); i++) if (Character.getType(s.charAt(i)) != Character.LOWERCASE_LETTER) return false; return true; } static String hopeningTag(String tag, Map params) { return hopeningTag(tag, mapToParams(params)); } static String hopeningTag(String tag, Object... params) { StringBuilder buf = new StringBuilder(); buf.append("<" + tag); for (int i = 0; i < l(params); i += 2) { String name = (String) get(params, i); Object val = get(params, i+1); if (nempty(name) && val != null) { if (val == html_valueLessParam()) buf.append(" " + name); else { String s = str(val); if (!empty(s)) buf.append(" " + name + "=" + htmlQuote(s)); } } } buf.append(">"); return str(buf); } static String dropSuffix(String suffix, String s) { return s.endsWith(suffix) ? s.substring(0, l(s)-l(suffix)) : s; } static Object[] mapToParams(Map map) { return mapToObjectArray(map); } static Object html_valueLessParam_cache; static Object html_valueLessParam() { if (html_valueLessParam_cache == null) html_valueLessParam_cache = html_valueLessParam_load(); return html_valueLessParam_cache; } static Object html_valueLessParam_load() { return new Object(); } static String htmlQuote(String s) { return "\"" + htmlencode_forParams(s) + "\""; } static Object[] mapToObjectArray(Map map) { List l = new ArrayList(); for (Object o : keys(map)) { l.add(o); l.add(map.get(o)); } return toObjectArray(l); } static Object[] mapToObjectArray(Object f, Collection l) { int n = l(l); Object[] array = new Object[n]; if (n != 0) { Iterator it = iterator(l); for (int i = 0; i < n; i++) array[i] = callF(f, it.next()); } return array; } static Object[] mapToObjectArray(Object f, Object[] l) { int n = l(l); Object[] array = new Object[n]; for (int i = 0; i < n; i++) array[i] = callF(f, l[i]); return array; } static Object[] mapToObjectArray(Collection l, IF1 f) { return mapToObjectArray(f, l); } static String htmlencode_forParams(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 >= 0x100) out.append("&#x").append(charToHex(c)).append(';'); else*/ if (c > 127 || c == '"' || c == '<' || c == '>') { out.append("&#"); out.append((int) c); out.append(';'); } else out.append(c); } return out.toString(); } static Set keys(Map map) { return map == null ? new HashSet() : map.keySet(); } // convenience shortcut for keys_gen static Set keys(Object map) { return keys((Map) map); } static Object[] toObjectArray(Collection c) { List l = asList(c); return l.toArray(new Object[l.size()]); } static abstract class F0 { abstract A get(); }static class Scored extends Var { float score; Scored() {} Scored(A a, float score) { super(a); this.score = score; } Scored(A a, double score) { super(a); this.score = (float) score; } float score() { return score; } public String toString() { return toIntPercent(score) + "%: " + str(get()); } } static class Var implements IVar { Var() {} Var(A v) { this.v = v;} A v; // you can access this directly if you use one thread 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 interface IVar extends IF0 { void set(A a); A get(); default boolean has() { return get() != null; } default void clear() { set(null); } } static GlobalID aGlobalIDObjUnlessLoading() { return dynamicObjectIsLoading() ? null : aGlobalIDObj(); } static String strOrNull(Object o) { return o == null ? null : str(o); } static int toIntPercent(double ratio) { return roundToInt(ratio*100); } // when used with map function static int toIntPercent(float ratio) { return toIntPercent((double) ratio); } static 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 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 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 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 boolean dynamicObjectIsLoading() { return isTrue(getThreadLocal(DynamicObject_loading)); } static GlobalID aGlobalIDObj() { return asGlobalID(randomID(16)); } static GlobalID aGlobalIDObj(Random random) { return asGlobalID(randomID(random, 16)); } static GlobalID asGlobalID(String id) { return id == null ? null : new GlobalID(id); } static int randomID_defaultLength = 12; static String randomID(int length) { return makeRandomID(length); } static String randomID(Random r, int length) { return makeRandomID(r, length); } static String randomID() { return randomID(randomID_defaultLength); } static String randomID(Random r) { return randomID(r, randomID_defaultLength); } static String makeRandomID(int length) { return makeRandomID(length, defaultRandomGenerator()); } static 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 String makeRandomID(Random r, int length) { return makeRandomID(length, r); } static Random defaultRandomGenerator() { return ThreadLocalRandom.current(); } }