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.*; class main { public static void main(final String[] args) throws Exception { // Exploring the funny areas of Java :) HashMap map = new HashMap(); map.put("nope", null); assertTrue(map.containsKey("nope")); assertNull(map.get("nope")); map = (HashMap) unstructure(testStructureFunction(map)); assertTrue(map.containsKey("nope")); assertNull(map.get("nope")); print("OK"); } static String testStructureFunction(Object input) { return testStructureFunction(input, true); } static String testStructureFunction(Object input, boolean compare) { String s; { long _startTime_0 = sysNow(); try { s = structure(input); } finally { _startTime_0 = sysNow()-_startTime_0; saveTiming(_startTime_0); } } print(shorten(s, 500)); Object o; print("unstructuring " + l(s) + " chars"); { long _startTime_1 = sysNow(); try { o = unstructure(s); } finally { _startTime_1 = sysNow()-_startTime_1; saveTiming(_startTime_1); } } String x = structure(o); assertEquals(s, x); if (compare) assertEquals(input, o); return x; } static volatile StringBuffer local_log = new StringBuffer(); // not redirected static volatile StringBuffer 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 int print_maxLineLength = 0; // 0 = unset static boolean print_silent; // total mute if set static Object print_byThread_lock = new Object(); static volatile ThreadLocal> print_byThread; // special handling by thread static void print() { print(""); } // slightly overblown signature to return original object... static A print(A o) { ping(); if (print_silent) return o; String s = String.valueOf(o) + "\n"; print_noNewLine(s); return o; } static void print_noNewLine(String s) { if (print_byThread != null) { F1 f = print_byThread.get(); if (f != null) if (isFalse(f.get(s))) return; } print_raw(s); } static void print_raw(String s) { s = fixNewLines(s); // TODO if (print_maxLineLength != 0) StringBuffer loc = local_log; StringBuffer 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(long l) { print(String.valueOf(l)); } static void print(char c) { print(String.valueOf(c)); } static void print_append(StringBuffer buf, String s, int max) { synchronized(buf) { buf.append(s); max /= 2; if (buf.length() > max) try { int newLength = max/2; int ofs = buf.length()-newLength; String newString = buf.substring(ofs); buf.setLength(0); buf.append("[...] ").append(newString); } catch (Exception e) { buf.setLength(0); } } } static void assertNull(Object a) { assertTrue(a == null); } static void assertNull(String msg, Object a) { assertTrue(msg, a == null); } static void assertTrue(Object o) { assertEquals(true, 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 Map _registerThread_threads = Collections.synchronizedMap(new WeakHashMap()); static Thread _registerThread(Thread t) { _registerThread_threads.put(t, true); return t; } static void _registerThread() { _registerThread(Thread.currentThread()); } static Object unstructure(String text) { return unstructure(text, false); } static Object unstructure(String text, final boolean allDynamic) { return unstructure(text, allDynamic, null); } static int structure_internStringsLongerThan = 50; static int unstructure_tokrefs; // stats abstract static class unstructure_Receiver { abstract void set(Object o); } // classFinder: func(name) -> class (optional) static Object unstructure(String text, boolean allDynamic, Object classFinder) { if (text == null) return null; return unstructure_tok(javaTokC_noMLS_iterator(text), allDynamic, classFinder); } static Object unstructure_reader(BufferedReader reader) { return unstructure_tok(javaTokC_noMLS_onReader(reader), false, null); } static Object unstructure_tok(final Producer tok, final boolean allDynamic, final Object classFinder) { final boolean debug = unstructure_debug; final class X { int i = -1; HashMap refs = new HashMap(); HashMap tokrefs = new HashMap(); HashSet concepts = new HashSet(); HashMap classesMap = new HashMap(); List stack = new ArrayList(); String curT; // look at current token String t() { return curT; } // get current token, move to next String tpp() { String t = curT; consume(); return t; } void parse(final unstructure_Receiver out) { String t = t(); int refID = 0; if (structure_isMarker(t, 0, l(t))) { refID = parseInt(t.substring(1)); consume(); } final int _refID = refID; // if (debug) print("parse: " + quote(t)); final int tokIndex = i; parse_inner(refID, tokIndex, new unstructure_Receiver() { void set(Object o) { if (_refID != 0) refs.put(_refID, o); if (o != null) tokrefs.put(tokIndex, o); out.set(o); } }); } void parse_inner(int refID, int tokIndex, final unstructure_Receiver out) { String t = t(); // if (debug) print("parse_inner: " + quote(t)); Class c = classesMap.get(t); if (c == null) { if (t.startsWith("\"")) { String s = internIfLongerThan(unquote(tpp()), structure_internStringsLongerThan); out.set(s); return; } if (t.startsWith("'")) { out.set(unquoteCharacter(tpp())); return; } if (t.equals("bigint")) { out.set(parseBigInt()); return; } if (t.equals("d")) { out.set(parseDouble()); return; } if (t.equals("fl")) { out.set(parseFloat()); return; } if (t.equals("false") || t.equals("f")) { consume(); out.set(false); return; } if (t.equals("true") || t.equals("t")) { consume(); out.set(true); return; } if (t.equals("-")) { consume(); t = tpp(); out.set(isLongConstant(t) ? (Object) (-parseLong(t)) : (Object) (-parseInt(t))); return; } if (isInteger(t) || isLongConstant(t)) { consume(); //if (debug) print("isLongConstant " + quote(t) + " => " + isLongConstant(t)); if (isLongConstant(t)) { out.set(parseLong(t)); return; } long l = parseLong(t); boolean isInt = l == (int) l; if (debug) print("l=" + l + ", isInt: " + isInt); out.set(isInt ? (Object) new Integer((int) l) : (Object) new Long(l)); return; } if (t.equals("File")) { consume(); File f = new File(unquote(tpp())); out.set(f); return; } if (t.startsWith("r") && isInteger(t.substring(1))) { consume(); int ref = Integer.parseInt(t.substring(1)); Object o = refs.get(ref); if (o == null) print("Warning: unsatisfied back reference " + ref); out.set(o); return; } if (t.startsWith("t") && isInteger(t.substring(1))) { consume(); int ref = Integer.parseInt(t.substring(1)); Object o = tokrefs.get(ref); if (o == null) print("Warning: unsatisfied token reference " + ref); out.set(o); return; } if (t.equals("hashset")) { parseHashSet(out); return; } if (t.equals("treeset")) { parseTreeSet(out); return; } if (eqOneOf(t, "hashmap", "hm")) { consume(); parseMap(new HashMap(), out); return; } if (t.equals("lhm")) { consume(); parseMap(new LinkedHashMap(), out); return; } if (t.equals("{")) { parseMap(out); return; } if (t.equals("[")) { parseList(out); return; } if (t.equals("bitset")) { parseBitSet(out); return; } if (t.equals("array") || t.equals("intarray")) { parseArray(out); return; } if (t.equals("ba")) { consume(); String hex = unquote(tpp()); out.set(hexToBytes(hex)); return; } if (t.equals("boolarray")) { consume(); int n = parseInt(tpp()); String hex = unquote(tpp()); out.set(boolArrayFromBytes(hexToBytes(hex), n)); return; } if (t.equals("class")) { out.set(parseClass()); return; } if (t.equals("l")) { parseLisp(out); return; } if (t.equals("null")) { consume(); out.set(null); return; } if (eq(t, "c")) { consume("c"); t = t(); assertTrue(isJavaIdentifier(t)); concepts.add(t); } } if (eq(t, "j")) { consume("j"); out.set(parseJava()); return; } if (c == null && !isJavaIdentifier(t)) throw new RuntimeException("Unknown token " + (i+1) + ": " + t); // any other class name if (c == null) { // First, find class if (allDynamic) c = null; else c = classFinder != null ? (Class) callF(classFinder, t) : findClass(t); if (c != null) classesMap.put(t, c); } // Check if it has an outer reference consume(); boolean hasBracket = eq(t(), "("); if (hasBracket) consume(); boolean hasOuter = hasBracket && eq(t(), "this$1"); DynamicObject dO = null; Object o = null; if (c != null) o = hasOuter ? nuStubInnerObject(c) : nuEmptyObject(c); else { if (concepts.contains(t) && (c = findClass("Concept")) != null) o = dO = (DynamicObject) nuEmptyObject(c); else dO = new DynamicObject(); dO.className = t; if (debug) print("Made dynamic object " + t + " " + shortClassName(dO)); } // Save in references list early because contents of object // might link back to main object if (refID != 0) refs.put(refID, o != null ? o : dO); tokrefs.put(tokIndex, o != null ? o : dO); // NOW parse the fields! final LinkedHashMap fields = new LinkedHashMap(); // preserve order final Object _o = o; final DynamicObject _dO = dO; if (hasBracket) { stack.add(new Runnable() { public void run() { try { if (eq(t(), ")")) { consume(")"); objRead(_o, _dO, fields); out.set(_o != null ? _o : _dO); } else { final String key = unquote(tpp()); consume("="); stack.add(this); parse(new unstructure_Receiver() { void set(Object value) { fields.put(key, value); if (eq(t(), ",")) consume(); } }); } } catch (Exception __e) { throw rethrow(__e); } } public String toString() { return "if (eq(t(), \")\")) {\r\n consume(\")\");\r\n objRead(_o, _dO, fie..."; }}); } else { objRead(o, dO, fields); out.set(o != null ? o : dO); } } void objRead(Object o, DynamicObject dO, Map fields) { if (o != null) if (dO != null) { if (debug) printStructure("setOptAllDyn", fields); setOptAllDyn(dO, fields); } else setOptAll(o, fields); else for (String field : keys(fields)) dO.fieldValues.put(field.intern(), fields.get(field)); if (o != null) pcallOpt_noArgs(o, "_doneLoading"); } void parseSet(final Set set, final unstructure_Receiver out) { parseList(new unstructure_Receiver() { void set(Object o) { set.addAll((List) o); out.set(set); } }); } void parseLisp(final unstructure_Receiver out) { consume("l"); consume("("); final ArrayList list = new ArrayList(); stack.add(new Runnable() { public void run() { try { if (eq(t(), ")")) { consume(")"); out.set(newObject("main$Lisp", (String) list.get(0), subList(list, 1))); } else { stack.add(this); parse(new unstructure_Receiver() { void set(Object o) { list.add(o); if (eq(t(), ",")) consume(); } }); } } catch (Exception __e) { throw rethrow(__e); } } public String toString() { return "if (eq(t(), \")\")) {\r\n consume(\")\");\r\n out.set(newObject(\"main$..."; }}); } void parseBitSet(final unstructure_Receiver out) { consume("bitset"); consume("{"); final BitSet bs = new BitSet(); stack.add(new Runnable() { public void run() { try { if (eq(t(), "}")) { consume("}"); out.set(bs); } else { stack.add(this); parse(new unstructure_Receiver() { void set(Object o) { bs.set((Integer) o); if (eq(t(), ",")) consume(); } }); } } catch (Exception __e) { throw rethrow(__e); } } public String toString() { return "if (eq(t(), \"}\")) {\r\n consume(\"}\");\r\n out.set(bs);\r\n } ..."; }}); } void parseList(final unstructure_Receiver out) { consume("["); final ArrayList list = new ArrayList(); stack.add(new Runnable() { public void run() { try { if (eq(t(), "]")) { consume("]"); out.set(list); } else { stack.add(this); parse(new unstructure_Receiver() { void set(Object o) { //if (debug) print("List element type: " + getClassName(o)); list.add(o); if (eq(t(), ",")) consume(); } }); } } catch (Exception __e) { throw rethrow(__e); } } public String toString() { return "if (eq(t(), \"]\")) {\r\n consume(\"]\");\r\n out.set(list);\r\n ..."; }}); } void parseArray(final unstructure_Receiver out) { final String type = tpp(); consume("{"); final List list = new ArrayList(); stack.add(new Runnable() { public void run() { try { if (eq(t(), "}")) { consume("}"); out.set(type.equals("intarray") ? toIntArray(list) : list.toArray()); } else { stack.add(this); parse(new unstructure_Receiver() { void set(Object o) { list.add(o); if (eq(t(), ",")) consume(); } }); } } catch (Exception __e) { throw rethrow(__e); } } public String toString() { return "if (eq(t(), \"}\")) {\r\n consume(\"}\");\r\n out.set(type.equals(\"int..."; }}); } Object parseClass() { consume("class"); consume("("); String name = unquote(tpp()); consume(")"); name = dropPrefix("main$", name); Class c = allDynamic ? null : classFinder != null ? (Class) callF(classFinder, name) : findClass(name); if (c != null) return c; DynamicObject dO = new DynamicObject(); dO.className = "java.lang.Class"; dO.fieldValues.put("name", name); return dO; } Object parseBigInt() { consume("bigint"); consume("("); String val = tpp(); if (eq(val, "-")) val = "-" + tpp(); consume(")"); return new BigInteger(val); } Object parseDouble() { consume("d"); consume("("); String val = unquote(tpp()); consume(")"); return Double.parseDouble(val); } Object parseFloat() { consume("fl"); String val; if (eq(t(), "(")) { consume("("); val = unquote(tpp()); consume(")"); } else { val = unquote(tpp()); } return Float.parseFloat(val); } void parseHashSet(unstructure_Receiver out) { consume("hashset"); parseSet(new HashSet(), out); } void parseTreeSet(unstructure_Receiver out) { consume("treeset"); parseSet(new TreeSet(), out); } void parseMap(unstructure_Receiver out) { parseMap(new TreeMap(), out); } Object parseJava() { String j = unquote(tpp()); Matches m = new Matches(); if (jmatch("java.awt.Color[r=*,g=*,b=*]", j, m)) return nuObject("java.awt.Color", parseInt(m.unq(0)), parseInt(m.unq(1)), parseInt(m.unq(2))); else throw fail("Unknown Java object: " + j); } void parseMap(final Map map, final unstructure_Receiver out) { consume("{"); stack.add(new Runnable() { boolean v; Object key; public void run() { if (v) { v = false; stack.add(this); consume("="); parse(new unstructure_Receiver() { void set(Object value) { map.put(key, value); if (debug) print("parseMap: Got value " + getClassName(value) + ", next token: " + quote(t())); if (eq(t(), ",")) consume(); } }); } else { if (eq(t(), "}")) { consume("}"); out.set(map); } else { v = true; stack.add(this); parse(new unstructure_Receiver() { void set(Object o) { key = o; } }); } } // if v else } // run() }); } /*void parseSub(unstructure_Receiver out) { int n = l(stack); parse(out); while (l(stack) > n) stack }*/ void consume() { curT = tok.next(); ++i; } void consume(String s) { if (!eq(t(), s)) { /*S prevToken = i-1 >= 0 ? tok.get(i-1) : ""; S nextTokens = join(tok.subList(i, Math.min(i+2, tok.size()))); fail(quote(s) + " expected: " + prevToken + " " + nextTokens + " (" + i + "/" + tok.size() + ")");*/ throw fail(quote(s) + " expected, got " + quote(t())); } consume(); } void parse_x(unstructure_Receiver out) { consume(); // get first token parse(out); while (nempty(stack)) popLast(stack).run(); } } final Var v = new Var(); X x = new X(); x.parse_x(new unstructure_Receiver() { void set(Object o) { v.set(o); } }); unstructure_tokrefs = x.tokrefs.size(); return v.get(); } static boolean unstructure_debug; static WeakHashMap> callF_cache = new WeakHashMap(); static Object callF(Object f, Object... args) { try { if (f instanceof String) return callMC((String) f, args); 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 methods.get(0).invoke(f, args); for (int i = 0; i < n; i++) { Method m = methods.get(i); if (call_checkArgs(m, args, false)) return m.invoke(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")) { m.setAccessible(true); l.add(m); } if (!l.isEmpty()) break; _c = _c.getSuperclass(); } while (_c != null); callF_cache.put(c, l); return l; } static boolean[] boolArrayFromBytes(byte[] a, int n) { boolean[] b = new boolean[n]; int m = min(n, l(a)*8); for (int i = 0; i < m; i++) b[i] = (a[i/8] & 1 << (i & 7)) != 0; return b; } static boolean isInteger(String s) { if (s == null) return false; int n = l(s); if (n == 0) return false; int i = 0; if (s.charAt(0) == '-') if (++i >= n) return false; while (i < n) { char c = s.charAt(i); if (c < '0' || c > '9') return false; ++i; } return true; } static int shorten_default = 100; static String shorten(String s) { return shorten(s, shorten_default); } static String shorten(String s, int max) { if (s == null) return ""; if (max < 0) return s; return s.length() <= max ? s : s.substring(0, Math.min(s.length(), max)) + "..."; } static String shorten(int max, String s) { return shorten(s, max); } 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 out.append(c); } out.append('"'); } static boolean jmatch(String pat, String s) { return jmatch(pat, s, null); } static boolean jmatch(String pat, String s, Matches matches) { if (s == null) return false; return jmatch(pat, javaTok(s), matches); } static boolean jmatch(String pat, List toks) { return jmatch(pat, toks, null); } static boolean jmatch(String pat, List toks, Matches matches) { List tokpat = javaTok(pat); String[] m = match2(tokpat, toks); //print(structure(tokpat) + " on " + structure(toks) + " => " + structure(m)); if (m == null) return false; else { if (matches != null) matches.m = m; return true; } } static int[] toIntArray(List l) { int[] a = new int[l(l)]; for (int i = 0; i < a.length; i++) a[i] = l.get(i); return a; } static String dropPrefix(String prefix, String s) { return s == null ? null : s.startsWith(prefix) ? s.substring(l(prefix)) : s; } static void printStructure(String prefix, Object o) { if (endsWithLetter(prefix)) prefix += ": "; print(prefix + structureForUser(o)); } static void printStructure(Object o) { print(structureForUser(o)); } static boolean eqOneOf(Object o, Object... l) { for (Object x : l) if (eq(o, x)) return true; return false; } static byte[] hexToBytes(String s) { int n = l(s) / 2; byte[] bytes = new byte[n]; for (int i = 0; i < n; i++) { String hex = substring(s, i*2, i*2+2); try { bytes[i] = (byte) parseHexByte(hex); } catch (Throwable _e) { throw fail("Bad hex byte: " + quote(hex) + " at " + i*2 + "/" + l(s)); } } return bytes; } static Producer javaTokC_noMLS_iterator(final String s) { return new Producer() { final int l = s.length(); int i = 0; public String next() { if (i >= l) return null; 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; } i = j; if (i >= l) return null; c = s.charAt(i); d = i+1 >= l ? '\0' : s.charAt(i+1); // scan for non-whitespace if (c == '\'' || c == '"') { char opener = c; ++j; while (j < l) { if (s.charAt(j) == opener || s.charAt(j) == '\n') { // end at \n to not propagate unclosed string literal errors ++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 ++j; String t = quickSubstring(s, i, j); i = j; return t; } }; } static boolean isFalse(Object o) { return eq(false, o); } static HashMap findClass_cache = new HashMap(); // currently finds only inner classes of class "main" // returns null on not found // this is the simple version that is not case-tolerant static Class findClass(String name) { synchronized(findClass_cache) { if (findClass_cache.containsKey(name)) return findClass_cache.get(name); if (!isJavaIdentifier(name)) return null; Class c; try { c = Class.forName("main$" + name); } catch (ClassNotFoundException e) { c = null; } findClass_cache.put(name, c); return c; } } static boolean eq(Object a, Object b) { return a == null ? b == null : a == b || a.equals(b); } 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(unnull(msg)); } static RuntimeException fail(String msg, Throwable innerException) { throw new RuntimeException(msg, innerException); } static HashMap nuEmptyObject_cache = new HashMap(); static A nuEmptyObject(Class c) { try { Constructor ctr; synchronized(nuEmptyObject_cache) { ctr = nuEmptyObject_cache.get(c); if (ctr == null) { nuEmptyObject_cache.put(c, ctr = nuEmptyObject_findConstructor(c)); ctr.setAccessible(true); } } return (A) ctr.newInstance(); } catch (Exception __e) { throw rethrow(__e); } } static Constructor nuEmptyObject_findConstructor(Class c) { for (Constructor m : c.getDeclaredConstructors()) if (m.getParameterTypes().length == 0) return m; throw fail("No default constructor declared in " + c.getName()); } static Object nuObject(String className, Object... args) { try { return nuObject(Class.forName(className), args); } catch (Exception __e) { throw rethrow(__e); } } // too ambiguous - maybe need to fix some callers /*static O nuObject(O realm, S className, O... args) { ret nuObject(_getClass(realm, className), args); }*/ static A nuObject(Class c, Object... args) { try { Constructor m = nuObject_findConstructor(c, args); m.setAccessible(true); return (A) m.newInstance(args); } catch (Exception __e) { throw rethrow(__e); } } static Constructor nuObject_findConstructor(Class c, Object... args) { for (Constructor m : c.getDeclaredConstructors()) { if (!nuObject_checkArgs(m.getParameterTypes(), args, false)) continue; return m; } throw new RuntimeException("Constructor " + c.getName() + getClasses(args) + " not found"); } static boolean nuObject_checkArgs(Class[] types, Object[] args, boolean debug) { if (types.length != args.length) { if (debug) System.out.println("Bad parameter length: " + args.length + " vs " + types.length); return false; } for (int i = 0; i < types.length; i++) if (!(args[i] == null || isInstanceX(types[i], args[i]))) { if (debug) System.out.println("Bad parameter " + i + ": " + args[i] + " vs " + types[i]); return false; } return true; } static boolean setOptAllDyn_debug; static void setOptAllDyn(DynamicObject o, Map fields) { if (fields == null) return; for (String field : keys(fields)) { Object val = fields.get(field); boolean has = hasField(o, field); if (has) setOpt(o, field, val); else { o.fieldValues.put(field.intern(), val); if (setOptAllDyn_debug) print("setOptAllDyn added dyn " + field + " to " + o + " [value: " + val + ", fieldValues = " + systemHashCode(o.fieldValues) + ", " + struct(keys(o.fieldValues)) + "]"); } } } static String getClassName(Object o) { return o == null ? "null" : o.getClass().getName(); } static boolean isJavaIdentifier(String s) { if (empty(s) || !Character.isJavaIdentifierStart(s.charAt(0))) return false; for (int i = 1; i < s.length(); i++) if (!Character.isJavaIdentifierPart(s.charAt(i))) return false; return true; } static String fixNewLines(String s) { return s.replace("\r\n", "\n").replace("\r", "\n"); } static float parseFloat(String s) { return Float.parseFloat(s); } static volatile boolean ping_pauseAll; static int ping_sleep = 100; // poll pauseAll flag every 100 static volatile boolean ping_anyActions; static Map ping_actions = synchroMap(new WeakHashMap()); // always returns true static boolean ping() { if (ping_pauseAll || ping_anyActions) ping_impl(); return true; } // returns true when it slept static boolean ping_impl() { try { if (ping_pauseAll && !isAWTThread()) { do Thread.sleep(ping_sleep); while (ping_pauseAll); return true; } if (ping_anyActions) { Object action; synchronized(ping_actions) { 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 Set keys(Map map) { return map.keySet(); } static Set keys(Object map) { return keys((Map) map); } static double parseDouble(String s) { return Double.parseDouble(s); } static boolean structure_isMarker(String s, int i, int j) { if (i >= j) return false; if (s.charAt(i) != 'm') return false; ++i; while (i < j) { char c = s.charAt(i); if (c < '0' || c > '9') return false; ++i; } return true; } static Object newObject(Class c, Object... args) { return nuObject(c, args); } static Object newObject(String className, Object... args) { return nuObject(className, args); } static boolean isLongConstant(String s) { if (!s.endsWith("L")) return false; s = s.substring(0, l(s)-1); return isInteger(s); } 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 String unquote(String s) { if (s == null) return null; if (s.startsWith("[")) { 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.startsWith("\"") || s.startsWith("\'")) && s.length() > 1) { int l = s.endsWith(substring(s, 0, 1)) ? 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 'b': ch = '\b'; break; case 'f': ch = '\f'; break; case 'n': ch = '\n'; break; case 'r': ch = '\r'; break; case 't': ch = '\t'; break; case '\"': ch = '\"'; break; case '\'': 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 internIfLongerThan(String s, int l) { return s == null ? null : l(s) >= l ? s.intern() : s; } static void pcallOpt_noArgs(Object o, String method) { try { callOpt_noArgs(o, method); } catch (Throwable __e) { printStackTrace2(__e); } } static List subList(List l, int startIndex) { return subList(l, startIndex, l(l)); } static List subList(List l, int startIndex, int endIndex) { startIndex = max(0, min(l(l), startIndex)); endIndex = max(0, min(l(l), endIndex)); if (startIndex > endIndex) return litlist(); return l.subList(startIndex, endIndex); } static void setOptAll(Object o, Map fields) { if (fields == null) return; for (String field : keys(fields)) setOpt(o, field, fields.get(field)); } static void setOptAll(Object o, Object... values) { //values = expandParams(c.getClass(), values); warnIfOddCount(values); for (int i = 0; i+1 < l(values); i += 2) { String field = (String) values[i]; Object value = values[i+1]; setOpt(o, field, value); } } static boolean nempty(Collection c) { return !isEmpty(c); } static boolean nempty(CharSequence s) { return !isEmpty(s); } static boolean nempty(Object[] o) { return !isEmpty(o); } static boolean nempty(Map m) { return !isEmpty(m); } static boolean nempty(Iterator i) { return i != null && i.hasNext(); } static A assertEquals(Object x, A y) { return assertEquals(null, x, y); } static A assertEquals(String msg, Object x, A y) { if (!(x == null ? y == null : x.equals(y))) throw fail((msg != null ? msg + ": " : "") + y + " != " + x); return y; } 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(int[] a) { return a == null ? 0 : a.length; } static int l(float[] 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(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 instanceof String ? l((String) o) : o instanceof Map ? l((Map) o) : l((Collection) o); // incomplete } static boolean structure_showTiming, structure_checkTokenCount; static String structure(Object o) { return structure(o, new structure_Data()); } static String structure(Object o, structure_Data d) { StringWriter sw = new StringWriter(); d.out = new PrintWriter(sw); structure_go(o, d); String s = str(sw); if (structure_checkTokenCount) { print("token count=" + d.n); assertEquals("token count", l(javaTokC(s)), d.n); } return s; } static void structure_go(Object o, structure_Data d) { structure_1(o, d); while (nempty(d.stack)) popLast(d.stack).run(); } static void structureToPrintWriter(Object o, PrintWriter out) { structure_Data d = new structure_Data(); d.out = out; structure_go(o, d); } // leave to false, unless unstructure() breaks static boolean structure_allowShortening = false; static class structure_Data { PrintWriter out; int stringSizeLimit; int shareStringsLongerThan = 20; boolean noStringSharing; IdentityHashMap seen = new IdentityHashMap(); BitSet refd = new BitSet(); HashMap strings = new HashMap(); HashSet concepts = new HashSet(); HashMap> fieldsByClass = new HashMap(); Class conceptClass = findClass("Concept"); int n; // token count List stack = new ArrayList(); // append single token structure_Data append(String token) { out.print(token); ++n; return this; } structure_Data append(int i) { out.print(i); ++n; return this; } // append multiple tokens structure_Data append(String token, int tokCount) { out.print(token); n += tokCount; return this; } // extend last token structure_Data app(String token) { out.print(token); return this; } structure_Data app(int i) { out.print(i); return this; } } static void structure_1(final Object o, final structure_Data d) { final PrintWriter out = d.out; if (o == null) { d.append("null"); return; } Class c = o.getClass(); String name = c.getName(); String dynName = shortDynamicClassName(o); boolean concept = d.conceptClass != null && d.conceptClass.isInstance(o); List lFields = d.fieldsByClass.get(c); if (lFields == null) { // these are never back-referenced (for readability) if (o instanceof Number) { if (o instanceof Integer) { int i = ((Integer) o).intValue(); out.print(i); d.n += i < 0 ? 2 : 1; return; } if (o instanceof Long) { long l = ((Long) o).longValue(); out.print(l); out.print("L"); d.n += l < 0 ? 2 : 1; return; } if (o instanceof Float) { d.append("fl ", 2); quoteToPrintWriter(str(o), out); return; } if (o instanceof Double) { d.append("d(", 3); quoteToPrintWriter(str(o), out); d.append(")"); return; } if (o instanceof BigInteger) { out.print("bigint("); out.print(o); out.print(")"); d.n += ((BigInteger) o).signum() < 0 ? 5 : 4; return; } } if (o instanceof Boolean) { d.append(((Boolean) o).booleanValue() ? "t" : "f"); return; } if (o instanceof Character) { d.append(quoteCharacter((Character) o)); return; } if (o instanceof File) { d.append("File ").append(quote(((File) o).getPath())); return; } // referencable objects follow Integer ref = d.seen.get(o); if (o instanceof String && ref == null) ref = d.strings.get((String) o); if (ref != null) { d.refd.set(ref); d.append("t").app(ref); return; } ref = d.n; //d.seen.size()+1; if (!(o instanceof String)) d.seen.put(o, ref); else { String s = d.stringSizeLimit != 0 ? shorten((String) o, d.stringSizeLimit) : (String) o; if (!d.noStringSharing) { if (d.shareStringsLongerThan == Integer.MAX_VALUE) d.seen.put(o, ref); if (l(s) >= d.shareStringsLongerThan) d.strings.put(s, ref); } quoteToPrintWriter(s, out); d.n++; return; } if (o instanceof HashSet) { d.append("hashset "); structure_1(new ArrayList((Set) o), d); return; } if (o instanceof TreeSet) { d.append("treeset "); structure_1(new ArrayList((Set) o), d); return; } if (o instanceof Collection && !startsWith(name, "main$") /* && neq(name, "main$Concept$RefL") */) { d.append("["); final int l = d.n; final Iterator it = ((Collection) o).iterator(); d.stack.add(new Runnable() { public void run() { try { if (!it.hasNext()) d.append("]"); else { d.stack.add(this); if (d.n != l) d.append(", "); structure_1(it.next(), d); } } catch (Exception __e) { throw rethrow(__e); } } public String toString() { return "if (!it.hasNext())\r\n d.append(\"]\");\r\n else {\r\n d.stack...."; }}); return; } if (o instanceof Map && !startsWith(name, "main$")) { if (o instanceof LinkedHashMap) d.append("lhm"); else if (o instanceof HashMap) d.append("hm"); d.append("{"); final int l = d.n; final Iterator it = ((Map) o).entrySet().iterator(); d.stack.add(new Runnable() { boolean v; Map.Entry e; public void run() { if (v) { d.append("="); v = false; d.stack.add(this); structure_1(e.getValue(), d); } else { if (!it.hasNext()) d.append("}"); else { e = (Map.Entry) it.next(); v = true; d.stack.add(this); if (d.n != l) d.append(", "); structure_1(e.getKey(), d); } } } }); return; } if (c.isArray()) { if (o instanceof byte[]) { d.append("ba ").append(quote(bytesToHex((byte[]) o))); return; } final int n = Array.getLength(o); if (o instanceof boolean[]) { String hex = boolArrayToHex((boolean[]) o); int i = l(hex); while (i > 0 && hex.charAt(i-1) == '0' && hex.charAt(i-2) == '0') i -= 2; d.append("boolarray ").append(n).app(" ").append(quote(substring(hex, 0, i))); return; } String atype = "array", sep = ", "; if (o instanceof int[]) { //ret "intarray " + quote(intArrayToHex((int[]) o)); atype = "intarray"; sep = " "; } d.append(atype).append("{"); d.stack.add(new Runnable() { int i; public void run() { if (i >= n) d.append("}"); else { d.stack.add(this); if (i > 0) d.append(", "); structure_1(Array.get(o, i++), d); } } }); return; } if (o instanceof Class) { d.append("class(", 2).append(quote(((Class) o).getName())).append(")"); return; } if (o instanceof Throwable) { d.append("exception(", 2).append(quote(((Throwable) o).getMessage())).append(")"); return; } if (o instanceof BitSet) { BitSet bs = (BitSet) o; d.append("bitset{", 2); int l = d.n; for (int i = bs.nextSetBit(0); i >= 0; i = bs.nextSetBit(i+1)) { if (d.n != l) d.append(", "); d.append(i); } d.append("}"); return; } // Need more cases? This should cover all library classes... if (name.startsWith("java.") || name.startsWith("javax.")) { d.append("j ").append(quote(str(o))); return; // Hm. this is not unstructure-able } /*if (name.equals("main$Lisp")) { fail("lisp not supported right now"); }*/ if (concept && !d.concepts.contains(dynName)) { d.concepts.add(dynName); d.append("c "); } // serialize an object with fields. // first, collect all fields and values in fv. TreeSet fields = new TreeSet(new Comparator() { public int compare(Field a, Field b) { return stdcompare(a.getName(), b.getName()); } }); Class cc = c; while (cc != Object.class) { for (Field field : getDeclaredFields_cached(cc)) { if ((field.getModifiers() & (Modifier.STATIC | Modifier.TRANSIENT)) != 0) continue; String fieldName = field.getName(); fields.add(field); // put special cases here... } cc = cc.getSuperclass(); } lFields = asList(fields); // Render this$1 first because unstructure needs it for constructor call. for (int i = 0; i < l(lFields); i++) { Field f = lFields.get(i); if (f.getName().equals("this$1")) { lFields.remove(i); lFields.add(0, f); break; } } d.fieldsByClass.put(c, lFields); } LinkedHashMap fv = new LinkedHashMap(); for (Field f : lFields) { Object value; try { value = f.get(o); } catch (Exception e) { value = "?"; } if (value != null) fv.put(f.getName(), value); } String shortName = dropPrefix("main$", name); // Now we have fields & values. Process fieldValues if it's a DynamicObject. // omit field "className" if equal to class's name if (concept && eq(fv.get("className"), shortName)) fv.remove("className"); if (o instanceof DynamicObject) { fv.putAll((Map) fv.get("fieldValues")); fv.remove("fieldValues"); shortName = dynName; fv.remove("className"); } String singleField = fv.size() == 1 ? first(fv.keySet()) : null; d.append(shortName); final int l = d.n; final Iterator it = fv.entrySet().iterator(); d.stack.add(new Runnable() { public void run() { try { if (!it.hasNext()) { if (d.n != l) d.append(")"); } else { Map.Entry e = (Map.Entry) it.next(); d.append(d.n == l ? "(" : ", "); d.append((String) e.getKey()).append("="); d.stack.add(this); structure_1(e.getValue(), d); } } catch (Exception __e) { throw rethrow(__e); } } public String toString() { return "if (!it.hasNext()) {\r\n if (d.n != l)\r\n d.append(\")\");\r\n } else {\r..."; }}); } static char unquoteCharacter(String s) { assertTrue(s.startsWith("'") && s.length() > 1); return unquote("\"" + s.substring(1, s.endsWith("'") ? s.length()-1 : s.length()) + "\"").charAt(0); } static int parseInt(String s) { return empty(s) ? 0 : Integer.parseInt(s); } static Producer javaTokC_noMLS_onReader(final BufferedReader r) { final class X implements Producer { StringBuilder buf = new StringBuilder(); // stores from "i" char c, d, e = 'x'; // just not '\0' X() { // fill c, d and e nc(); nc(); nc(); } // get next character(s) into c, d and e void nc() { try { c = d; d = e; if (e == '\0') return; int i = r.read(); e = i < 0 ? '\0' : (char) i; } catch (Exception __e) { throw rethrow(__e); } } void ncSave() { if (c != '\0') { buf.append(c); nc(); } } public String next() { // scan for whitespace while (c != '\0') { if (c == ' ' || c == '\t' || c == '\r' || c == '\n') nc(); else if (c == '/' && d == '*') { do nc(); while (c != '\0' && !(c == '*' && d == '/')); nc(); nc(); } else if (c == '/' && d == '/') { do nc(); while (c != '\0' && "\r\n".indexOf(c) < 0); } else break; } if (c == '\0') return null; // scan for non-whitespace if (c == '\'' || c == '"') { char opener = c; ncSave(); while (c != '\0') { if (c == opener || c == '\n') { // end at \n to not propagate unclosed string literal errors ncSave(); break; } else if (c == '\\') { ncSave(); ncSave(); } else ncSave(); } } else if (Character.isJavaIdentifierStart(c)) do ncSave(); while (Character.isJavaIdentifierPart(c) || c == '\''); // for stuff like "don't" else if (Character.isDigit(c)) { do ncSave(); while (Character.isDigit(c)); if (c == 'L') ncSave(); // Long constants like 1L } else ncSave(); String t = buf.toString(); buf.setLength(0); return t; } } return new X(); } static A popLast(List l) { return liftLast(l); } static long parseLong(String s) { if (s == null) return 0; return Long.parseLong(dropSuffix("L", s)); } static long parseLong(Object s) { return Long.parseLong((String) s); } static A nuStubInnerObject(Class c) { try { Class outerType = getOuterClass(c); Constructor m = c.getDeclaredConstructor(outerType); m.setAccessible(true); return (A) m.newInstance(new Object[] {null}); } catch (Exception __e) { throw rethrow(__e); } } // match2 matches multiple "*" (matches a single token) wildcards and zero or one "..." wildcards (matches multiple tokens) static String[] match2(List pat, List tok) { // standard case (no ...) int i = pat.indexOf("..."); if (i < 0) return match2_match(pat, tok); pat = new ArrayList(pat); // We're modifying it, so copy first pat.set(i, "*"); while (pat.size() < tok.size()) { pat.add(i, "*"); pat.add(i+1, ""); // doesn't matter } return match2_match(pat, tok); } static String[] match2_match(List pat, List tok) { List result = new ArrayList(); if (pat.size() != tok.size()) { return null; } for (int i = 1; i < pat.size(); i += 2) { String p = pat.get(i), t = tok.get(i); if (eq(p, "*")) result.add(t); else if (!equalsIgnoreCase(unquote(p), unquote(t))) // bold change - match quoted and unquoted now return null; } return result.toArray(new String[result.size()]); } static String struct(Object o) { return structure(o); } static final 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; synchronized(callMC_cache) { me = method == callMC_key ? callMC_value : null; } if (me != null) return callMC_value.invoke(null, args); 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; } return me.invoke(null, args); } for (int i = 0; i < n; i++) { me = m.get(i); if (call_checkArgs(me, args, false)) return me.invoke(null, args); } throw fail("No method called " + method + " with matching arguments 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() & Modifier.STATIC) != 0) { m.setAccessible(true); multiMapPut(callMC_cache, m.getName(), m); } c = c.getSuperclass(); } } } static ArrayList asList(A[] a) { return new ArrayList(Arrays.asList(a)); } static ArrayList asList(int[] a) { ArrayList l = new ArrayList(); for (int 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 boolean empty(Collection c) { return c == null || c.isEmpty(); } static boolean empty(String 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); throw fail("unknown type for 'empty': " + getType(o)); } 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; } public static String bytesToHex(byte[] bytes) { return bytesToHex(bytes, 0, bytes.length); } public static String bytesToHex(byte[] bytes, int ofs, int len) { StringBuilder stringBuilder = new StringBuilder(len*2); for (int i = 0; i < len; i++) { String s = "0" + Integer.toHexString(bytes[ofs+i]); stringBuilder.append(s.substring(s.length()-2, s.length())); } return stringBuilder.toString(); } static WeakHashMap> callOpt_noArgs_cache = new WeakHashMap(); static Object callOpt_noArgs(Object o, String method) { try { if (o == null) return null; if (o instanceof Class) return callOpt(o, method); // not optimized Class c = o.getClass(); HashMap map; synchronized(callOpt_noArgs_cache) { map = callOpt_noArgs_cache.get(c); if (map == null) map = callOpt_noArgs_makeCache(c); } Method m = map.get(method); return m != null ? m.invoke(o) : null; } catch (Exception __e) { throw rethrow(__e); } } // used internally - we are in synchronized block static HashMap callOpt_noArgs_makeCache(Class c) { HashMap map = new HashMap(); Class _c = c; do { for (Method m : c.getDeclaredMethods()) if (m.getParameterTypes().length == 0) { m.setAccessible(true); String name = m.getName(); if (!map.containsKey(name)) map.put(name, m); } _c = _c.getSuperclass(); } while (_c != null); callOpt_noArgs_cache.put(c, map); return map; } static RuntimeException asRuntimeException(Throwable t) { return t instanceof RuntimeException ? (RuntimeException) t : new RuntimeException(t); } static String quoteCharacter(char c) { if (c == '\'') return "'\\''"; if (c == '\\') return "'\\\\'"; if (c == '\r') return "'\\r'"; if (c == '\n') return "'\\n'"; if (c == '\t') return "'\\t'"; return "'" + c + "'"; } static Class getOuterClass(Class c) { try { String s = c.getName(); int i = s.lastIndexOf('$'); return Class.forName(substring(s, 0, i)); } catch (Exception __e) { throw rethrow(__e); } } // TODO: test if android complains about this static boolean isAWTThread() { if (isAndroid()) return false; if (isHeadless()) return false; return isAWTThread_awt(); } static boolean isAWTThread_awt() { return SwingUtilities.isEventDispatchThread(); } static String shortDynamicClassName(Object o) { if (o instanceof DynamicObject && ((DynamicObject) o).className != null) return ((DynamicObject) o).className; return shortClassName(o); } static void quoteToPrintWriter(String s, PrintWriter out) { if (s == null) { out.print("null"); return; } out.print('"'); int l = s.length(); for (int i = 0; i < l; i++) { char c = s.charAt(i); if (c == '\\' || c == '"') { out.print('\\'); out.print(c); } else if (c == '\r') out.print("\\r"); else if (c == '\n') out.print("\\n"); else out.print(c); } out.print('"'); } // extended over Class.isInstance() to handle primitive types static boolean isInstanceX(Class type, Object arg) { if (type == boolean.class) return arg instanceof Boolean; if (type == int.class) return arg instanceof Integer; if (type == long.class) return arg instanceof Long; if (type == float.class) return arg instanceof Float; if (type == short.class) return arg instanceof Short; if (type == char.class) return arg instanceof Character; if (type == byte.class) return arg instanceof Byte; if (type == double.class) return arg instanceof Double; return type.isInstance(arg); } static Thread currentThread() { return Thread.currentThread(); } static int systemHashCode(Object o) { return identityHashCode(o); } static String shortenClassName(String name) { if (name == null) return null; int i = lastIndexOf(name, "$"); if (i < 0) i = lastIndexOf(name, "."); return i < 0 ? name : substring(name, i+1); } static String str(Object o) { return o == null ? "null" : o.toString(); } static String str(char[] c) { return new String(c); } static Object call(Object o) { return callFunction(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) { try { if (o instanceof Class) { Method m = call_findStaticMethod((Class) o, method, args, false); m.setAccessible(true); return m.invoke(null, args); } else { Method m = call_findMethod(o, method, args, false); m.setAccessible(true); return m.invoke(o, args); } } catch (Exception e) { throw e instanceof RuntimeException ? (RuntimeException) e : new RuntimeException(e); } } static Method call_findStaticMethod(Class c, String method, Object[] args, boolean debug) { Class _c = c; while (c != null) { for (Method m : c.getDeclaredMethods()) { if (debug) System.out.println("Checking method " + m.getName() + " with " + m.getParameterTypes().length + " parameters");; if (!m.getName().equals(method)) { if (debug) System.out.println("Method name mismatch: " + method); continue; } if ((m.getModifiers() & Modifier.STATIC) == 0 || !call_checkArgs(m, args, debug)) continue; return m; } c = c.getSuperclass(); } throw new RuntimeException("Method '" + method + "' (static) with " + args.length + " parameter(s) not found in " + _c.getName()); } static Method call_findMethod(Object o, String method, Object[] args, boolean debug) { Class c = o.getClass(); while (c != null) { for (Method m : c.getDeclaredMethods()) { if (debug) System.out.println("Checking method " + m.getName() + " with " + m.getParameterTypes().length + " parameters");; if (m.getName().equals(method) && call_checkArgs(m, args, debug)) return m; } c = c.getSuperclass(); } throw new RuntimeException("Method '" + method + "' (non-static) with " + args.length + " parameter(s) not found in " + o.getClass().getName()); } private static boolean call_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 String quickSubstring(String s, int i, int j) { if (i == j) return ""; return s.substring(i, j); } static Map synchroMap() { return synchroHashMap(); } static Map synchroMap(Map map) { return Collections.synchronizedMap(map); } static A liftLast(List l) { if (l.isEmpty()) return null; int i = l(l)-1; A a = l.get(i); l.remove(i); return a; } // replacement for class JavaTok // maybe incomplete, might want to add floating point numbers // todo also: extended multi-line strings static int javaTok_n, javaTok_elements; static boolean javaTok_opt; static List javaTok(String s) { return javaTok(s, null); } static List javaTok(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 && javaTok_isCopyable(existing.get(n), s, i, j)) tok.add(existing.get(n)); else tok.add(quickSubstring(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 && javaTok_isCopyable(existing.get(n), s, i, j)) tok.add(existing.get(n)); else tok.add(quickSubstring(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 javaTok(join(tok), tok); } static boolean javaTok_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 String unnull(String s) { return s == null ? "" : s; } static List unnull(List l) { return l == null ? emptyList() : l; } static Iterable unnull(Iterable i) { return i == null ? emptyList() : i; } static Object[] unnull(Object[] a) { return a == null ? new Object[0] : a; } static BitSet unnull(BitSet b) { return b == null ? new BitSet() : b; } static void warnIfOddCount(Object... list) { if (odd(l(list))) printStackTrace("Odd list size: " + list); } static String substring(String s, int x) { return substring(s, x, l(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); } 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 ArrayList litlist(A... a) { return new ArrayList(Arrays.asList(a)); } static String structureForUser(Object o) { return struct_noStringSharing(o); } static List getClasses(Object[] array) { List l = new ArrayList(); for (Object o : array) l.add(_getClass(o)); return l; } static boolean endsWithLetter(String s) { return nempty(s) && isLetter(last(s)); } 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 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 List javaTokC(String s) { int l = s.length(); ArrayList tok = new ArrayList(); int i = 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; } i = j; if (i >= l) break; c = s.charAt(i); d = i+1 >= l ? '\0' : s.charAt(i+1); // scan for non-whitespace if (c == '\'' || c == '"') { char opener = c; ++j; while (j < l) { if (s.charAt(j) == opener || s.charAt(j) == '\n') { // end at \n to not propagate unclosed string literal errors ++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; tok.add(quickSubstring(s, i, j)); i = j; } return tok; } static boolean isEmpty(Collection c) { return c == null || c.isEmpty(); } static boolean isEmpty(CharSequence s) { return s == null || s.length() == 0; } static boolean isEmpty(Object[] a) { return a == null || a.length == 0; } static boolean isEmpty(Map map) { return map == null || map.isEmpty(); } static String dropSuffix(String suffix, String s) { return s.endsWith(suffix) ? s.substring(0, l(s)-l(suffix)) : s; } static int parseHexByte(String s) { return Integer.parseInt(s, 16); } static HashMap getDeclaredFields_cache = new HashMap(); static Field[] getDeclaredFields_cached(Class c) { Field[] fields; synchronized(getDeclaredFields_cache) { fields = getDeclaredFields_cache.get(c); if (fields == null) { getDeclaredFields_cache.put(c, fields = c.getDeclaredFields()); for (Field f : fields) f.setAccessible(true); } } return fields; } 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; 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; } return; } Field f = map.get(field); if (f != null) smartSet(f, o, value); // possible improvement: skip setAccessible } 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); 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() & Modifier.STATIC) != 0) return f; _c = _c.getSuperclass(); } while (_c != null); return null; } static String boolArrayToHex(boolean[] a) { return bytesToHex(boolArrayToBytes(a)); } static int stdcompare(Number a, Number b) { return cmp(a, b); } static int stdcompare(String a, String b) { return cmp(a, b); } static int stdcompare(long a, long b) { return a < b ? -1 : a > b ? 1 : 0; } static int stdcompare(Object a, Object b) { return cmp(a, b); } static Object first(Object list) { return empty((List) list) ? null : ((List) list).get(0); } 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(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 boolean hasField(Object o, String field) { return findField2(o, field) != null; } static boolean startsWith(String a, String b) { return a != null && a.startsWith(b); } static boolean startsWith(String a, String b, Matches m) { if (!startsWith(a, b)) return false; m.m = new String[] {substring(a, l(b))}; return true; } static boolean startsWith(List a, List b) { if (a == null || l(b) > l(a)) return false; for (int i = 0; i < l(b); i++) if (neq(a.get(i), b.get(i))) return false; return true; } static String struct_noStringSharing(Object o) { structure_Data d = new structure_Data(); d.noStringSharing = true; return structure(o, d); } static Object callFunction(Object f, Object... args) { return callF(f, args); } static int identityHashCode(Object o) { return System.identityHashCode(o); } public static String join(String glue, Iterable strings) { if (strings == null) return ""; StringBuilder buf = new StringBuilder(); Iterator i = strings.iterator(); if (i.hasNext()) { buf.append(i.next()); while (i.hasNext()) buf.append(glue).append(i.next()); } return buf.toString(); } public static String join(String glue, String[] strings) { return join(glue, Arrays.asList(strings)); } public static String join(Iterable strings) { return join("", strings); } public static String join(String[] strings) { return join("", strings); } static boolean equalsIgnoreCase(String a, String b) { return a == null ? b == null : a.equalsIgnoreCase(b); } static boolean equalsIgnoreCase(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 byte[] boolArrayToBytes(boolean[] a) { byte[] b = new byte[(l(a)+7)/8]; for (int i = 0; i < l(a); i++) if (a[i]) b[i/8] |= 1 << (i & 7); return b; } static Throwable printStackTrace(Throwable 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(S indent, Throwable e) { if (endsWithLetter(indent)) indent += " "; printIndent(indent, getStackTrace(e)); }*/ static boolean odd(int i) { return (i & 1) != 0; } static String getType(Object o) { return getClassName(o); } 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(String a, String b) { return a == null ? b == null ? 0 : -1 : a.compareTo(b); } 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 Boolean isHeadless_cache; static boolean isHeadless() { if (isHeadless_cache != null) return isHeadless_cache; 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 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 (Exception __e) { throw rethrow(__e); } } static Class mc() { return main.class; } 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 boolean neq(Object a, Object b) { return !eq(a, b); } static A last(List l) { return l.isEmpty() ? null : l.get(l.size()-1); } static char last(String s) { return empty(s) ? '#' : s.charAt(l(s)-1); } static int last(int[] a) { return l(a) != 0 ? a[l(a)-1] : 0; } static Object callOpt(Object o) { if (o == null) return null; return callF(o); } static Object callOpt(Object o, String method, Object... args) { try { if (o == null) return null; if (o instanceof Class) { Method m = callOpt_findStaticMethod((Class) o, method, args, false); if (m == null) return null; m.setAccessible(true); return m.invoke(null, args); } else { Method m = callOpt_findMethod(o, method, args, false); if (m == null) return null; m.setAccessible(true); return m.invoke(o, args); } } catch (Exception e) { throw new RuntimeException(e); } } static Method callOpt_findStaticMethod(Class c, String method, Object[] args, boolean debug) { Class _c = c; while (c != null) { for (Method m : c.getDeclaredMethods()) { if (debug) System.out.println("Checking method " + m.getName() + " with " + m.getParameterTypes().length + " parameters");; if (!m.getName().equals(method)) { if (debug) System.out.println("Method name mismatch: " + method); continue; } if ((m.getModifiers() & Modifier.STATIC) == 0 || !callOpt_checkArgs(m, args, debug)) continue; return m; } c = c.getSuperclass(); } return null; } static Method callOpt_findMethod(Object o, String method, Object[] args, boolean debug) { Class c = o.getClass(); while (c != null) { for (Method m : c.getDeclaredMethods()) { if (debug) System.out.println("Checking method " + m.getName() + " with " + m.getParameterTypes().length + " parameters");; if (m.getName().equals(method) && callOpt_checkArgs(m, args, debug)) return m; } c = c.getSuperclass(); } return null; } private static boolean callOpt_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 boolean isLetter(char c) { return Character.isLetter(c); } static final WeakHashMap> getOpt_cache = new WeakHashMap(); static final HashMap getOpt_special = new HashMap(); // just a marker static { getOpt_cache.put(Class.class, getOpt_special); getOpt_cache.put(String.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 ((DynamicObject) o).fieldValues.get(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(); Class _c = c; do { for (Field f : _c.getDeclaredFields()) { f.setAccessible(true); String name = f.getName(); if (!map.containsKey(name)) map.put(name, f); } _c = _c.getSuperclass(); } while (_c != null); } getOpt_cache.put(c, map); return map; } static List emptyList() { return new ArrayList(); //ret Collections.emptyList(); } static void smartSet(Field f, Object o, Object value) throws Exception { f.setAccessible(true); // take care of common case (long to int) if (f.getType() == int.class && value instanceof Long) value = ((Long) value).intValue(); try { f.set(o, value); } catch (Exception e) { throw e; } } static int lastIndexOf(String a, String b) { return a == null || b == null ? -1 : a.lastIndexOf(b); } static Map synchroHashMap() { return Collections.synchronizedMap(new HashMap()); } 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 Field findField2(Object o, String field) { if (o instanceof Class) return findField2_findStaticField((Class) o, field); return findField2_findField(o.getClass(), field); } static Field findField2_findStaticField(Class c, String field) { Class _c = c; do { for (Field f : _c.getDeclaredFields()) if (f.getName().equals(field) && (f.getModifiers() & Modifier.STATIC) != 0) return f; _c = _c.getSuperclass(); } while (_c != null); return null; } static Field findField2_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 boolean isSubtypeOf(Class a, Class b) { return b.isAssignableFrom(a); // << always hated that method, let's replace it! } 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 getStackTrace(Throwable throwable) { StringWriter writer = new StringWriter(); throwable.printStackTrace(new PrintWriter(writer)); return writer.toString(); } static String classNameToVM(String name) { return name.replace(".", "$"); } static Object getOpt(Object o, String field) { return getOpt_cached(o, field); } static Object getOpt_raw(Object o, String field) { try { Field f = getOpt_findField(o.getClass(), field); if (f == null) return null; f.setAccessible(true); return f.get(o); } catch (Exception e) { throw new RuntimeException(e); } } static Object getOpt(Class c, String field) { try { if (c == null) return null; Field f = getOpt_findStaticField(c, field); if (f == null) return null; f.setAccessible(true); return f.get(null); } catch (Exception e) { throw new RuntimeException(e); } } static Field getOpt_findStaticField(Class c, String field) { Class _c = c; do { for (Field f : _c.getDeclaredFields()) if (f.getName().equals(field) && (f.getModifiers() & Modifier.STATIC) != 0) return f; _c = _c.getSuperclass(); } while (_c != null); return null; } static Field getOpt_findField(Class c, String field) { Class _c = c; do { for (Field f : _c.getDeclaredFields()) if (f.getName().equals(field)) return f; _c = _c.getSuperclass(); } while (_c != null); return null; } static abstract class F1 { abstract B get(A a); } static interface Producer { public A next(); } static ThreadLocal DynamicObject_loading = new ThreadLocal(); static class DynamicObject { String className; // just the name, without the "main$" LinkedHashMap fieldValues = new LinkedHashMap(); DynamicObject() {} // className = just the name, without the "main$" DynamicObject(String className) { this.className = className;} } static class Var { A v; // you can access this directly if you use one thread Var() {} Var(A v) { this.v = v;} synchronized void set(A a) { if (v != a) { v = a; notifyAll(); } } synchronized A get() { return v; } synchronized boolean has() { return v != null; } synchronized void clear() { v = null; } } 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)); } } static String formatSnippetID(String id) { return "#" + parseSnippetID(id); } static String formatSnippetID(long id) { return "#" + id; } static String fsi(String id) { return formatSnippetID(id); } // 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 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) { f.setAccessible(true); 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(Object o, String field) { try { Field f = get_findField(o.getClass(), field); f.setAccessible(true); return f.get(o); } catch (Exception e) { throw new RuntimeException(e); } } static Object get(Class c, String field) { try { Field f = get_findStaticField(c, field); f.setAccessible(true); 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() & 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 long sysNow() { return System.nanoTime()/1000000; } 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 RuntimeException rethrow(Throwable e) { throw asRuntimeException(e); } 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 void printStackTrace2(S indent, Throwable e) { if (endsWithLetter(indent)) indent += " "; printIndent(indent, getStackTrace2(e)); }*/ static ThreadLocal saveTiming_last = new ThreadLocal(); static void saveTiming(long ms) { print(ms + " ms"); saveTiming_last.set(ms); } static String getStackTrace2(Throwable throwable) { return getStackTrace(throwable) + replacePrefix("java.lang.RuntimeException: ", "FAIL: ", str(getInnerException(throwable))) + "\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 String replacePrefix(String prefix, String replacement, String s) { if (!startsWith(s, prefix)) return s; return replacement + substring(s, l(prefix)); } static Throwable getInnerException(Throwable e) { while (e.getCause() != null) e = e.getCause(); return e; } }