")) return mc(); { Class c = findClass_fullName(name); if (c != null) return c; } if (startsWithAny(name, "loadableUtils.utils$", "main$", mcDollar())) for (String pkg : ll("loadableUtils.utils$", mcDollar())) { String newName = pkg + afterDollar(name); { Class c = findClass_fullName(newName); if (c != null) return c; } } return null; } }; } // TODO: if field is a Ref<>, you can thoretically use findBackRefs static A findConceptWhere(Class c, Object... params) { return findConceptWhere(db_mainConcepts(), c, params); } static A findConceptWhere(Concepts concepts, Class c, Object... params) { ping(); params = expandParams(c, params); // indexed if (concepts.fieldIndices != null) for (int i = 0; i < l(params); i += 2) { IFieldIndex index = concepts.getFieldIndex(c, (String) params[i]); if (index != null) { for (A x : index.getAll(params[i+1])) if (checkConceptFields(x, params)) return x; return null; } } // table scan for (A x : concepts.list(c)) if (checkConceptFields(x, params)) return x; return null; } static Concept findConceptWhere(Concepts concepts, String c, Object... params) { for (Concept x : concepts.list(c)) if (checkConceptFields(x, params)) return x; return null; } static String programIDWithCase() { return nempty(caseID()) ? programID() + "/" + quoteUnlessIdentifierOrInteger(caseID()) : programID(); } static boolean cic(Collection l, String s) { return containsIgnoreCase(l, s); } static boolean cic(String[] l, String s) { return containsIgnoreCase(l, s); } static boolean cic(String s, char c) { return containsIgnoreCase(s, c); } static boolean cic(String a, String b) { return containsIgnoreCase(a, b); } static String getInnerMessage(Throwable e) { if (e == null) return null; return getInnerException(e).getMessage(); } static String exceptionToStringShort(Throwable e) { lastException(e); e = getInnerException(e); String msg = hideCredentials(unnull(e.getMessage())); if (msg.indexOf("Error") < 0 && msg.indexOf("Exception") < 0) return baseClassName(e) + prependIfNempty(": ", msg); else return msg; } static boolean boolPar(ThreadLocal tl) { return boolOptParam(tl); } // defaults to false static boolean boolPar(Object[] __, String name) { return boolOptParam(__, name); } static boolean boolPar(String name, Object[] __) { return boolOptParam(__, name); } static boolean boolPar(String name, Map __) { return boolOptParam(name, __); } static boolean boolPar(String name, Object[] params, boolean defaultValue) { return optParam(params, name, defaultValue); } static A lastThat(List l, Object pred) { for (int i = l(l)-1; i >= 0; i--) { A a = l.get(i); if (checkCondition(pred, a)) return a; } return null; } static A lastThat(Object pred, List l) { return lastThat(l, pred); } static A lastThat(IF1 pred, List l) { return lastThat((Object) pred, l); } static A lastThat(List l, IF1 pred) { return lastThat(pred, l); } static boolean fileNotEmpty(File f) { return isFile(f) && fileSize(f) > 0; } static List sortByFileName(List l) { return sortFilesByName(l); } // sorted by descending date static List conceptBackupFiles(String progID) { String regexp = "^(.*)\\.backup(20\\d\\d)(\\d\\d)(\\d\\d)-(\\d\\d)$"; File dir = programDir(progID); List l = new ArrayList(); for (File f : listFilesNotDirs(dir, newFile(dir, "backups"))) { String s = f.getName(); String originalName = regexpFirstGroup(regexp, s); { if (!(eq(originalName, "concepts.structure.gz"))) continue; } l.add(f); } return sortFilesByNameDesc(l); } static File javaxDataDir_dir; // can be set to work on different base dir static File javaxDataDir() { return javaxDataDir_dir != null ? javaxDataDir_dir : new File(userHome(), "JavaX-Data"); } static File javaxDataDir(String... subs) { return newFile(javaxDataDir(), subs); } static void logQuotedWithTime(String s) { logQuotedWithTime(standardLogFile(), s); } static void logQuotedWithTime(File logFile, String s) { logQuoted(logFile, logQuotedWithTime_format(s)); } static void logQuotedWithTime(String logFile, String s) { logQuoted(logFile, logQuotedWithTime_format(s)); } static String logQuotedWithTime_format(String s) { return /*formatGMTWithDate_24*/(now()) + " " + s; } static String stringIf(boolean b, String s) { return stringIfTrue(b, s); } static String stringIf(String s, boolean b) { return stringIf(b, s); } static void clearConceptsOf(String progID) { getProgramFile(progID, "concepts.structure").delete(); getProgramFile(progID, "concepts.structure.gz").delete(); getProgramFile(progID, "idCounter.structure").delete(); } static AutoCloseable tempSetThreadLocalIfNecessary(ThreadLocal tl, A a) { if (tl == null) return null; A prev = tl.get(); if (eq(prev, a)) return null; tl.set(a); return new AutoCloseable() { public String toString() { return "tl.set(prev);"; } public void close() throws Exception { tl.set(prev); }}; } static AutoCloseable tempSetThreadLocalIfNecessary(x30_pkg.x30_util.BetterThreadLocal tl, A a) { if (tl == null) return null; A prev = tl.get(); if (eq(prev, a)) return null; tl.set(a); return new AutoCloseable() { public String toString() { return "tl.set(prev);"; } public void close() throws Exception { tl.set(prev); }}; } static String programID() { return getProgramID(); } static String programID(Object o) { return getProgramID(o); } static A getAndClearThreadLocal(ThreadLocal tl) { A a = tl.get(); tl.set(null); return a; } static List javaTokC(String s) { if (s == null) return null; 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(javaTok_substringC(s, i, j)); i = j; } return tok; } static File programDir_mine; // set this to relocate program's data static File programDir() { return programDir(getProgramID()); } static File programDir(String snippetID) { boolean me = sameSnippetID(snippetID, programID()); if (programDir_mine != null && me) return programDir_mine; File dir = new File(javaxDataDir(), formatSnippetIDOpt(snippetID)); if (me) { String c = caseID(); if (nempty(c)) dir = newFile(dir, c); } return dir; } static File programDir(String snippetID, String subPath) { return new File(programDir(snippetID), subPath); } static String loadTextFile(String fileName) { return loadTextFile(fileName, null); } static String loadTextFile(File f, String defaultContents) { return loadTextFile(f, defaultContents, "UTF-8"); } static String loadTextFile(File f, String defaultContents, String encoding) { try { checkFileNotTooBigToRead(f); if (f == null || !f.exists()) return defaultContents; FileInputStream fileInputStream = new FileInputStream(f); InputStreamReader inputStreamReader = new InputStreamReader(fileInputStream, encoding); return loadTextFile(inputStreamReader); } catch (Exception __e) { throw rethrow(__e); } } public static String loadTextFile(File fileName) { return loadTextFile(fileName, null); } static String loadTextFile(String fileName, String defaultContents) { return fileName == null ? defaultContents : loadTextFile(newFile(fileName), defaultContents); } static String loadTextFile(Reader reader) throws IOException { StringBuilder builder = new StringBuilder(); try { char[] buffer = new char[1024]; int n; while (-1 != (n = reader.read(buffer))) builder.append(buffer, 0, n); } finally { reader.close(); } return str(builder); } static GZIPInputStream newGZIPInputStream(File f) { return gzInputStream(f); } static GZIPInputStream newGZIPInputStream(InputStream in) { return gzInputStream(in); } 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' : i == '\0' ? '_' // shouldn't happen anymore : (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 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 Map singular_specials = litmap( "children", "child", "images", "image", "chess", "chess"); static Set singular_specials2 = litciset("time", "machine", "line", "rule"); static String singular(String s) { if (s == null) return null; { String __1 = singular_specials.get(s); if (!empty(__1)) return __1; } //try answer hippoSingulars().get(lower(s)); if (singular_specials2.contains(dropSuffix("s", afterLastSpace(s)))) return dropSuffix("s", s); if (s.endsWith("ness")) return s; if (s.endsWith("ges")) return dropSuffix("s", s); if (endsWith(s, "bases")) return dropLast(s); s = dropSuffix("es", s); s = dropSuffix("s", s); return s; } static List getPlural_specials = ll("sheep", "fish"); static String getPlural(String s) { if (containsIgnoreCase(getPlural_specials, s)) return s; if (ewic(s, "y")) return dropSuffixIgnoreCase("y", s) + "ies"; if (ewicOneOf(s, "ss", "ch")) return s + "es"; if (ewic(s, "s")) return s; return s + "s"; } static File getProgramDir() { return programDir(); } static File getProgramDir(String snippetID) { return programDir(snippetID); } static String programID; static String getProgramID() { return nempty(programID) ? formatSnippetIDOpt(programID) : "?"; } // TODO: ask JavaX instead static String getProgramID(Class c) { String id = (String) getOpt(c, "programID"); if (nempty(id)) return formatSnippetID(id); return "?"; } static String getProgramID(Object o) { return getProgramID(getMainClass(o)); } 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 Producer javaTokC_noMLS_iterator(final String s) { return javaTokC_noMLS_iterator(s, 0); } static Producer javaTokC_noMLS_iterator(final String s, final int startIndex) { return new Producer() { final int l = s.length(); int i = startIndex; 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))); 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 String actualMCDollar() { return actualMC().getName() + "$"; } static HashMap findClass_fullName_cache = new HashMap(); // returns null on not found // this is the simple version that is not case-tolerant static Class findClass_fullName(String name) { synchronized(findClass_fullName_cache) { if (findClass_fullName_cache.containsKey(name)) return findClass_fullName_cache.get(name); Class c; try { c = Class.forName(name); } catch (ClassNotFoundException e) { c = null; } findClass_fullName_cache.put(name, c); return c; } } static String unquoteUsingCharArray(String s, char[] buf) { 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(); if (l > buf.length) return unquote(s); // fallback int n = 0; 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++; } } buf[n++] = (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); char[] x = Character.toChars(code); int lx = x.length; for (int j = 0; j < lx; j++) buf[n++] = x[j]; i += 5; continue; default: ch = nextChar; // added by Stefan } i++; } buf[n++] = ch; } return new String(buf, 0, n); } } return s; // not quoted - return original } 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 int parseInt(String s) { return emptyString(s) ? 0 : Integer.parseInt(s); } static int parseInt(char c) { return Integer.parseInt(str(c)); } static String internIfLongerThan(String s, int l) { return s == null ? null : l(s) >= l ? intern(s) : s; } 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 BigInteger parseBigInt(String s) { return new BigInteger(s); } static double parseDouble(String s) { return Double.parseDouble(s); } static float parseFloat(String s) { return Float.parseFloat(s); } static boolean isLongConstant(String s) { if (!s.endsWith("L")) return false; s = s.substring(0, l(s)-1); return isInteger(s); } static boolean isInteger(String s) { int n = l(s); if (n == 0) return false; int i = 0; if (s.charAt(0) == '-') if (++i >= n) return false; while (i < n) { char c = s.charAt(i); if (c < '0' || c > '9') return false; ++i; } return true; } static TreeMap ciMap() { return caseInsensitiveMap(); } static List parseList(String s) { return (List) safeUnstructure(s); } static List synchroLinkedList() { return Collections.synchronizedList(new LinkedList ()); } static NavigableMap synchroNavigableMap(NavigableMap map) { return (NavigableMap) call(Collections.class, "synchronizedNavigableMap", map); } static SortedMap synchroSortedMap(SortedMap map) { return Collections.synchronizedSortedMap(map); } static byte[] hexToBytes(String s) { if (odd(l(s))) throw fail("Hex string has odd length: " + quote(shorten(10, s))); int n = l(s) / 2; byte[] bytes = new byte[n]; for (int i = 0; i < n; i++) { int a = parseHexChar(s.charAt(i*2)); int b = parseHexChar(s.charAt(i*2+1)); if (a < 0 || b < 0) throw fail("Bad hex byte: " + quote(substring(s, i*2, i*2+2)) + " at " + i*2 + "/" + l(s)); bytes[i] = (byte) ((a << 4) | b); } return bytes; } static 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; } // Use like this: printVars_str(+x, +y); // Or: printVars("bla", +x); // Or: printVars bla(+x); static void printVars_str(Object... params) { String s = ""; if (odd(l(params))) { s = str(first(params)); if (endsWithLetterOrDigit(s)) s += ": "; params = dropFirst(params); } print(s + renderVars_str(params)); } static Constructor nuStubInnerObject_findConstructor(Class c) { return nuStubInnerObject_findConstructor(c, null); } static Constructor nuStubInnerObject_findConstructor(Class c, Object classFinder) { try { Class outerType = getOuterClass(c, classFinder); Constructor m = c.getDeclaredConstructor(outerType); makeAccessible(m); return m; } catch (Exception __e) { throw rethrow(__e); } } static Map nuEmptyObject_cache = newDangerousWeakHashMap(); 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)); makeAccessible(ctr); } } try { return (A) ctr.newInstance(); } catch (InstantiationException e) { if (empty(e.getMessage())) if ((c.getModifiers() & Modifier.ABSTRACT) != 0) throw fail("Can't instantiate abstract class " + className(c), e); else throw fail("Can't instantiate " + className(c), e); else throw rethrow(e); } } catch (Exception __e) { throw rethrow(__e); } } static 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 void setOptAllDyn_pcall(DynamicObject o, Map fields) { if (fields == null || o == null) return; HashMap fieldMap = instanceFieldsMap(o); for (Map.Entry e : fields.entrySet()) { try { String field = e.getKey(); Object val = e.getValue(); Field f = fieldMap.get(field); if (f != null) smartSet(f, o, val); else { dynamicObject_setRawFieldValue(o, intern(field), val); } } catch (Throwable __e) { _handleException(__e); }} } static void setOptAll_pcall(Object o, Map fields) { if (fields == null) return; for (String field : keys(fields)) try { setOpt(o, field, fields.get(field)); } catch (Throwable __e) { print(exceptionToStringShort(__e)); } } static void setOptAll_pcall(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]; try { setOpt(o, field, value); } catch (Throwable __e) { print(exceptionToStringShort(__e)); } } } static void fixOuterRefs(Object o) { try { if (o == null) return; Field[] l = thisDollarOneFields(o.getClass()); if (l.length <= 1) return; Object father = null; for (Field f : l) { father = f.get(o); if (father != null) break; } if (father == null) return; for (Field f : l) f.set(o, father); } catch (Exception __e) { throw rethrow(__e); } } static void pcallOpt_noArgs(Object o, String method) { try { callOpt_noArgs(o, method); } catch (Throwable __e) { _handleException(__e); } } static List subList(List l, int startIndex) { return subList(l, startIndex, l(l)); } static List subList(int startIndex, List l) { return subList(l, startIndex); } 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 RuntimeException todo() { throw new RuntimeException("TODO"); } static RuntimeException todo(Object msg) { throw new RuntimeException("TODO: " + msg); } static Object newMultiDimensionalOuterArray(Class elementType, int dimensions, int length) { int[] dims = new int[dimensions]; dims[0] = length; return Array.newInstance(elementType, dims); } static int[] toIntArray(Collection l) { int[] a = new int[l(l)]; int i = 0; if (a.length != 0) for (int x : l) a[i++] = x; return a; } static double[] toDoubleArray(Collection l) { double[] a = new double[l(l)]; int i = 0; if (a.length != 0) for (double x : l) a[i++] = x; return a; } 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 String dropPrefix(String prefix, String s) { return s == null ? null : s.startsWith(prefix) ? s.substring(l(prefix)) : s; } static TreeSet ciSet() { return caseInsensitiveSet(); } 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 A popLast(List l) { return liftLast(l); } static List popLast(int n, List l) { return liftLast(n, l); } static List concatLists(Iterable ... lists) { List l = new ArrayList(); if (lists != null) for (Iterable list : lists) addAll(l, list); return l; } static List concatLists(Collection> lists) { List l = new ArrayList(); if (lists != null) for (Iterable list : lists) addAll(l, list); return l; } static String dropSuffix(String suffix, String s) { return s.endsWith(suffix) ? s.substring(0, l(s)-l(suffix)) : s; } static Lock saveLock_lock = fairLock(); static Lock saveLock() { return saveLock_lock; } static String conceptsFileName() { return "concepts.structure.gz"; } static String dbProgramID() { return getDBProgramID(); } static List callF_all(Collection l, Object... args) { return map(l, f -> callF(f, args)); } static File tempFileFor(File f) { return new File(f.getPath() + "_temp"); } static FileOutputStream newFileOutputStream(File path) throws IOException { return newFileOutputStream(path.getPath()); } static FileOutputStream newFileOutputStream(String path) throws IOException { return newFileOutputStream(path, false); } static FileOutputStream newFileOutputStream(File path, boolean append) throws IOException { return newFileOutputStream(path.getPath(), append); } static FileOutputStream newFileOutputStream(String path, boolean append) throws IOException { mkdirsForFile(path); FileOutputStream f = new FileOutputStream(path, append); _registerIO(f, path, true); return f; } static String formatDouble(double d, int digits) { String format = digits <= 0 ? "0" : "0." + rep(digits, '#'); return decimalFormatEnglish(format, d); } static double toM_double(long l) { return l/(1024*1024.0); } static List beginCriticalAction_inFlight = synchroList(); static class CriticalAction { String description; CriticalAction() {} CriticalAction(String description) { this.description = description;} void done() { beginCriticalAction_inFlight.remove(this); } } static CriticalAction beginCriticalAction(String description) { ping(); CriticalAction c = new CriticalAction(description); beginCriticalAction_inFlight.add(c); return c; } static void cleanMeUp_beginCriticalAction() { int n = 0; while (nempty(beginCriticalAction_inFlight)) { int m = l(beginCriticalAction_inFlight); if (m != n) { n = m; try { print("Waiting for " + n2(n, "critical actions") + ": " + join(", ", collect(beginCriticalAction_inFlight, "description"))); } catch (Throwable __e) { _handleException(__e); } } sleepInCleanUp(10); } } // 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; 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 && !regionMatches(s, j, "*/")); j = Math.min(j+2, l); } else if (c == '/' && d == '/') { do ++j; while (j < l && "\r\n".indexOf(s.charAt(j)) < 0); } else break; } tok.add(javaTok_substringN(s, i, j)); i = j; if (i >= l) break; c = s.charAt(i); d = i+1 >= l ? '\0' : s.charAt(i+1); // 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 < l && !regionMatches(s, j, "]]")); j = Math.min(j+2, l); } else if (c == '[' && d == '=' && i+2 < l && s.charAt(i+2) == '[') { do ++j; while (j+2 < l && !regionMatches(s, j, "]=]")); j = Math.min(j+3, l); } else ++j; tok.add(javaTok_substringC(s, i, j)); i = j; } if ((tok.size() % 2) == 0) tok.add(""); javaTok_elements += tok.size(); return tok; } static List javaTok(List tok) { return javaTokWithExisting(join(tok), tok); } static boolean odd(int i) { return (i & 1) != 0; } static boolean odd(long i) { return (i & 1) != 0; } static boolean odd(BigInteger i) { return odd(toInt(i)); } static boolean containsNewLine(String s) { return contains(s, '\n'); // screw \r, nobody needs it } public static String rtrimSpaces(String s) { if (s == null) return null; int i = s.length(); while (i > 0 && " \t".indexOf(s.charAt(i-1)) >= 0) --i; return i < s.length() ? s.substring(0, i) : s; } static void copyStream(InputStream in, OutputStream out) { try { byte[] buf = new byte[65536]; while (true) { int n = in.read(buf); if (n <= 0) return; out.write(buf, 0, n); } } catch (Exception __e) { throw rethrow(__e); } } static int year() { return localYear(); } static int year(long now) { return localYear(now); } static int year(long now, TimeZone tz) { return parseInt(simpleDateFormat("y", tz).format(now)); } static int month() { return localMonth(); } static int month(long now) { return localMonth(now); } static int month(long now, TimeZone tz) { return parseInt(simpleDateFormat("M", tz).format(now)); } static int dayOfMonth() { return localDayOfMonth(); } static int dayOfMonth(long now) { return localDayOfMonth(now); } static int dayOfMonth(long now, TimeZone tz) { return parseInt(simpleDateFormat("d", tz).format(now)); } static String padLeft(String s, char c, int n) { return rep(c, n-l(s)) + s; } // default to space static String padLeft(String s, int n) { return padLeft(s, ' ', n); } static java.util.Calendar calendarFromTime(long time, TimeZone tz) { java.util.Calendar c = java.util.Calendar.getInstance(tz); c.setTimeInMillis(time); return c; } static java.util.Calendar calendarFromTime(long time) { java.util.Calendar c = java.util.Calendar.getInstance(); c.setTimeInMillis(time); return c; } static A assertEquals(Object x, A y) { return assertEquals(null, x, y); } static A assertEquals(String msg, Object x, A y) { if (assertVerbose()) return assertEqualsVerbose(msg, x, y); if (!(x == null ? y == null : x.equals(y))) throw fail((msg != null ? msg + ": " : "") + y + " != " + x); return y; } static boolean isSyntheticOrAnonymous(Class c) { return c != null && (c.isSynthetic() || isAnonymousClassName(c.getName())); } // keeps package names for dynamic code (package dyn.*) static String shortDynClassNameForStructure(Object o) { if (o instanceof DynamicObject && ((DynamicObject) o).className != null) return ((DynamicObject) o).className; if (o == null) return null; Class c = o instanceof Class ? (Class) o : o.getClass(); String name = c.getName(); return name.startsWith("dyn.") ? classNameToVM(name) : shortenClassName(name); } static int countDots(String s) { int n = l(s), count = 0; for (int i = 0; i < n; i++) if (s.charAt(i) == '.') ++count; return count; } 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 if (c == '\0') out.print("\\0"); else out.print(c); } out.print('"'); } 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 boolean isCISet_gen(Iterable l) { return l instanceof TreeSet && className(((TreeSet) l).comparator()).contains("CIComp"); } static boolean isJavaXClassName(String s) { return startsWithOneOf(s, "main$", "loadableUtils."); } static List unwrapSynchronizedList(List l) { if (eqOneOf(className(l), "java.util.Collections$SynchronizedList", "java.util.Collections$SynchronizedRandomAccessList")) return (List) get_raw(l, "list"); return l; } static boolean isCIMap_gen(Map map) { return map instanceof TreeMap && className(((TreeMap) map).comparator()).contains("CIComp"); } // works for both java.util-wrapped maps as well as our own static Map unwrapSynchronizedMap(Map map) { if (eqOneOf(shortClassName(map), "SynchronizedMap", "SynchronizedSortedMap", "SynchronizedNavigableMap")) return (Map) get_raw(map, "m"); return map; } 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 String boolArrayToHex(boolean[] a) { return bytesToHex(boolArrayToBytes(a)); } static Pair arrayTypeAndDimensions(Object o) { return arrayTypeAndDimensions(_getClass(o)); } static Pair arrayTypeAndDimensions(Class c) { if (c == null || !c.isArray()) return null; Class elem = c.getComponentType(); if (elem.isArray()) return mapPairB(arrayTypeAndDimensions(elem), dim -> dim+1); return pair(elem, 1); } static Iterator emptyIterator() { return Collections.emptyIterator(); } 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 Map getDeclaredFields_cache = newDangerousWeakHashMap(); 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) makeAccessible(f); } } return fields; } static boolean startsWithDigit(String s) { return nempty(s) && isDigit(s.charAt(0)); } static Map putAll(Map a, Map b) { if (a != null && b != null) a.putAll(b); return a; } static Map putAll(Map a, Object... b) { if (a != null) litmap_impl(a, b); return a; } static String defaultTimerName_name; static String defaultTimerName() { if (defaultTimerName_name == null) defaultTimerName_name = "A timer by " + programID(); return defaultTimerName_name; } // r may return false to cancel timer static TimerTask smartTimerTask(Object r, java.util.Timer timer, long delay) { return new SmartTimerTask(r, timer, delay, _threadInfo()); } static class SmartTimerTask extends TimerTask implements IFieldsToList{ Object r; java.util.Timer timer; long delay; Object threadInfo; SmartTimerTask() {} SmartTimerTask(Object r, java.util.Timer timer, long delay, Object threadInfo) { this.threadInfo = threadInfo; this.delay = delay; this.timer = timer; this.r = r;} public String toString() { return shortClassName(this) + "(" + r + ", " + timer + ", " + delay + ", " + threadInfo + ")"; }public Object[] _fieldsToList() { return new Object[] {r, timer, delay, threadInfo}; } long lastRun; public void run() { if (!licensed()) timer.cancel(); else { _threadInheritInfo(threadInfo); AutoCloseable __1 = tempActivity(r); try { lastRun = fixTimestamp(lastRun); long now = now(); if (now >= lastRun + delay*0.9) { lastRun = now; if (eq(false, pcallF(r))) timer.cancel(); } } finally { _close(__1); }} } } static long toMS(double seconds) { return (long) (seconds*1000); } static void close_pcall(AutoCloseable c) { if (c != null) { try { c.close(); } catch (Throwable __e) { _handleException(__e); }} } static void preCleanUp(Object c) { if (c instanceof Collection) { for (Object o : ((Collection) c)) preCleanUp(o); return; } callOpt(c, "licensed_off"); setOpt(c, "ping_anyActions" , true); // so ping notices setOpt(c, "cleaningUp_flag" , true); } static void innerCleanUp(Object c) { // call custom cleanMeUp() and cleanMeUp_*() functions if (!isFalse(pcallOpt(c, "cleanMeUp"))) for (String name : sorted(methodsStartingWith(c, "cleanMeUp_"))) try { callOpt(c, name); } catch (Throwable e) { print("Error cleaning up: " + programID(c)); _handleException(e); } } static void innerCleanUp() { innerCleanUp(mc()); } static Object pcallOpt(Object o, String method, Object... args) { try { return callOpt(o, method, args); } catch (Throwable __e) { _handleException(__e); } return null; } static List registeredThreads(Object o) { Map map = (Map) (getOpt(o, "_registerThread_threads")); if (map == null) return ll(); map.size(); // force clean-up synchronized(map) { return asList(keys(map)); } } static List registeredThreads() { _registerThread_threads.size(); // force clean-up return asList(keys(_registerThread_threads)); } static String n2(long l) { return formatWithThousands(l); } static String n2(Collection l) { return n2(l(l)); } static String n2(Map map) { return n2(l(map)); } static String n2(double l, String singular) { return n2(l, singular, singular + "s"); } static String n2(double l, String singular, String plural) { if (fraction(l) == 0) return n2((long) l, singular, plural); else return l + " " + plural; } static String n2(long l, String singular, String plural) { return n_fancy2(l, singular, plural); } static String n2(long l, String singular) { return n_fancy2(l, singular, singular + "s"); } static String n2(Collection l, String singular) { return n2(l(l), singular); } static String n2(Collection l, String singular, String plural) { return n_fancy2(l, singular, plural); } static String n2(Map m, String singular, String plural) { return n_fancy2(m, singular, plural); } static String n2(Map m, String singular) { return n2(l(m), singular); } static String n2(long[] a, String singular) { return n2(l(a), singular); } static String n2(Object[] a, String singular) { return n2(l(a), singular); } static String n2(Object[] a, String singular, String plural) { return n_fancy2(a, singular, plural); } static String n2(MultiSet ms, String singular, String plural) { return n_fancy2(ms, singular, plural); } static List allToString(Iterable c) { List l = new ArrayList(); for (Object o : unnull(c)) l.add(str(o)); return l; } static List allToString(Object[] c) { List l = new ArrayList(); for (Object o : unnull(c)) l.add(str(o)); return l; } static void interruptThreads(Collection threads) { for (Thread t : unnull(threads)) interruptThread(t); } static void interruptThreads(Class mainClass) { interruptThreads(registeredThreads(mainClass)); } static void retireClassLoader(ClassLoader cl) { if (isJavaXClassLoader(cl)) setOptAll(cl, "retired" , true, "retiredMarker" , new DefunctClassLoader()); } static boolean addToCollection(Collection c, A a) { return c != null && c.add(a); } static String dynamicClassName(Object o) { if (o instanceof DynamicObject && ((DynamicObject) o).className != null) return "main$" + ((DynamicObject) o).className; return className(o); } // not a very good one static boolean instanceOf(Object o, String className) { if (o == null) return false; String c = o.getClass().getName(); return eq(c, className) || eq(c, "main$" + className); } // better static boolean instanceOf(Object o, Class c) { if (c == null) return false; return c.isInstance(o); } static boolean instanceOf(Class c, Object o) { return instanceOf(o, c); } static int csetAll(Concept c, Object... values) { return cset(c, values); } static int csetAll(Iterable l, Object... values) { int n = 0; for (Concept c : unnullForIteration(l)) n += cset(c, values); return n; } static void warnIfOddCount(Object... list) { if (odd(l(list))) printStackTrace("Odd list size: " + list); } static Object[] expandParams(Class c, Object[] params) { if (l(params) == 1) params = new Object[] { singleFieldName(c), params[0] }; else warnIfOddCount(params); return params; } static A getVar(IF0 v) { return v == null ? null : v.get(); } static Map vm_threadInterruptionReasonsMap() { return vm_generalWeakSubMap("Thread interruption reasons"); } static String strOr(Object o, String ifNull) { return o == null ? ifNull : str(o); } static void lockOrFail(Lock lock, long timeout) { try { ping(); vmBus_send("locking", lock, "thread" , currentThread()); if (!lock.tryLock(timeout, TimeUnit.MILLISECONDS)) { String s = "Couldn't acquire lock after " + timeout + " ms."; if (lock instanceof ReentrantLock) { ReentrantLock l = (ReentrantLock) lock; s += " Hold count: " + l.getHoldCount() + ", owner: " + call(l, "getOwner"); } throw fail(s); } vmBus_send("locked", lock, "thread" , currentThread()); ping(); } catch (Exception __e) { throw rethrow(__e); } } static ReentrantLock fairLock() { return new ReentrantLock(true); } static String loadTextFilePossiblyGZipped(String fileName) { return loadTextFilePossiblyGZipped(fileName, null); } static String loadTextFilePossiblyGZipped(String fileName, String defaultContents) { File gz = new File(fileName + ".gz"); return gz.exists() ? loadGZTextFile(gz) : loadTextFile(fileName, defaultContents); } static String loadTextFilePossiblyGZipped(File fileName) { return loadTextFilePossiblyGZipped(fileName, null); } static String loadTextFilePossiblyGZipped(File fileName, String defaultContents) { return loadTextFilePossiblyGZipped(fileName.getPath(), defaultContents); } static void assertNotOnAWTThread() { assertFalse("Can't do this in AWT thread", isAWTThread()); } static List syncList() { return synchroList(); } static List syncList(List l) { return synchroList(l); } static Concepts newConceptsWithClassFinder(String progID) { Concepts cc = new Concepts(progID); cc.classFinder = _defaultClassFinder(); return cc; } static boolean containsIgnoreCase(Collection l, String s) { if (l != null) for (String x : l) if (eqic(x, s)) return true; return false; } static boolean containsIgnoreCase(String[] l, String s) { if (l != null) for (String x : l) if (eqic(x, s)) return true; return false; } static boolean containsIgnoreCase(String s, char c) { return indexOfIgnoreCase(s, String.valueOf(c)) >= 0; } static boolean containsIgnoreCase(String a, String b) { return indexOfIgnoreCase(a, b) >= 0; } static Object getOptMC(String field) { return getOpt(mc(), field); } 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 List immutableEmptyList() { return Collections.emptyList(); } static Map immutableEmptyMap() { return Collections.emptyMap(); } static void addToContainer(Container a, Component... b) { if (a == null) return; { swing(new Runnable() { public void run() { try { for (Component c : unnullForIteration(b)) if (c != null) a.add(c); } catch (Exception __e) { throw rethrow(__e); } } public String toString() { return "for (Component c : unnullForIteration(b))\r\n if (c != null) \r\n a.a..."; }}); } } // 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) putAll(map, ((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 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; } static Class primitiveToBoxedType(Class type) { if (type == boolean.class) return Boolean.class; if (type == int.class) return Integer.class; if (type == long.class) return Long.class; if (type == float.class) return Float.class; if (type == short.class) return Short.class; if (type == char.class) return Character.class; if (type == byte.class) return Byte.class; if (type == double.class) return Double.class; return null; } static int boolToInt(boolean b) { return b ? 1 : 0; } static double msToSeconds(long ms) { return toSeconds(ms); } static long fileModificationTime(File f) { return f == null ? 0 : f.lastModified(); } static String f2s(File f) { return f == null ? null : f.getAbsolutePath(); } static String f2s(String s) { return f2s(newFile(s)); } static String f2s(java.nio.file.Path p) { return p == null ? null : f2s(p.toFile()); } static void closeRandomAccessFile(RandomAccessFile f) { if (f != null) try { f.close(); callJavaX("dropIO", f); } catch (Throwable e) { printStackTrace(e); } } static RandomAccessFile newRandomAccessFile(File path, String mode) { try { boolean forWrite = mode.indexOf('w') >= 0; if (forWrite) mkdirsForFile(path); RandomAccessFile f = new RandomAccessFile(path, mode); callJavaX("registerIO", f, path, forWrite); return f; } catch (Exception __e) { throw rethrow(__e); } } static A vmBus_timerStarted(A timer) { vmBus_send("timerStarted", timer, costCenter()); return timer; } static String fsI_flex(String s) { return startsWithDigit(s) ? "#" + s : s; } static DialogIO talkToSubBot(final long vport, final DialogIO io) { return talkToSubBot(String.valueOf(vport), io); } static DialogIO talkToSubBot(final String subBot, final DialogIO io) { if (subBot == null) return io; return new talkToSubBot_IO(subBot, io); } static class talkToSubBot_IO extends DialogIO { String subBot; DialogIO io; talkToSubBot_IO(String subBot, DialogIO io) { this.io = io; this.subBot = subBot;} // delegate all but sendLine boolean isStillConnected() { return io.isStillConnected(); } String readLineImpl() { return io.readLineImpl(); } boolean isLocalConnection() { return io.isLocalConnection(); } Socket getSocket() { return io.getSocket(); } public void close() { try { io.close(); } catch (Exception __e) { throw rethrow(__e); } } void sendLine(String line) { io.sendLine(format3("please forward to bot *: *", subBot, line)); } } static DialogIO talkTo(int port) { return talkTo("localhost", port); } static int talkTo_defaultTimeout = 10000; // This is the CONNECT timeout static int talkTo_timeoutForReads = 0; // Timeout waiting for answers (0 = no timeout) static ThreadLocal> talkTo_byThread = new ThreadLocal(); static DialogIO talkTo(String ip, int port) { try { String full = ip + ":" + port; Map map = talkTo_byThread.get(); if (map != null && map.containsKey(full)) return map.get(full); if (isLocalhost(ip) && port == vmPort()) return talkToThisVM(); return new talkTo_IO(ip, port); } catch (Exception __e) { throw rethrow(__e); } } static class talkTo_IO extends DialogIO { String ip; int port; Socket s; Writer w; BufferedReader in; talkTo_IO(String ip, int port) { this.port = port; this.ip = ip; try { s = new Socket(); try { if (talkTo_timeoutForReads != 0) s.setSoTimeout(talkTo_timeoutForReads); s.connect(new InetSocketAddress(ip, port), talkTo_defaultTimeout); } catch (Throwable e) { throw fail("Tried talking to " + ip + ":" + port, e); } w = new OutputStreamWriter(s.getOutputStream(), "UTF-8"); in = new BufferedReader(new InputStreamReader(s.getInputStream(), "UTF-8")); } catch (Exception __e) { throw rethrow(__e); } } boolean isLocalConnection() { return s.getInetAddress().isLoopbackAddress(); } boolean isStillConnected() { return !(eos || s.isClosed()); } void sendLine(String line) { try { Lock __0 = lock; lock(__0); try { w.write(line + "\n"); w.flush(); } finally { unlock(__0); } } catch (Exception __e) { throw rethrow(__e); } } String readLineImpl() { try { return in.readLine(); } catch (Exception __e) { throw rethrow(__e); } } public void close() { try { if (!noClose) s.close(); } catch (IOException e) { // whatever } } Socket getSocket() { return s; } } // works on lists and strings and null static int indexOfIgnoreCase(List a, String b) { return indexOfIgnoreCase(a, b, 0); } static int indexOfIgnoreCase(List a, String b, int i) { int n = a == null ? 0 : a.size(); for (; i < n; i++) if (eqic(a.get(i), b)) return i; return -1; } static int indexOfIgnoreCase(String a, String b) { return indexOfIgnoreCase_manual(a, b); /*Matcher m = Pattern.compile(b, Pattern.CASE_INSENSITIVE + Pattern.LITERAL).matcher(a); if (m.find()) return m.start(); else ret -1;*/ } static int indexOfIgnoreCase(String a, String b, int i) { return indexOfIgnoreCase_manual(a, b, i); } static List quickBotScan() { return ProgramScan.quickBotScan(); } static List quickBotScan(int[] preferredPorts) { return ProgramScan.quickBotScan(preferredPorts); } static List quickBotScan(String searchPattern) { List l = new ArrayList(); for (ProgramScan.Program p : ProgramScan.quickBotScan()) if (indexOfIgnoreCase(p.helloString, searchPattern) == 0) l.add(p); return l; } static String firstPartOfHelloString(String s) { int i = s.lastIndexOf('/'); return i < 0 ? s : rtrim(s.substring(0, i)); } static boolean startsWithIgnoreCase(String a, String b) { return regionMatchesIC(a, 0, b, 0, b.length()); } static String sendToLocalBotQuietly(String bot, String text, Object... args) { text = format3(text, args); DialogIO channel = newFindBot2(bot); try { if (channel == null) throw fail(quote(bot) + " not found"); try { channel.readLine(); channel.sendLine(text); String s = channel.readLine(); return s; } catch (Throwable e) { e.printStackTrace(); return null; } } finally { _close(channel); }} static String sendToLocalBotQuietly(int port, String text, Object... args) { text = format3(text, args); DialogIO channel = talkTo(port); try { try { channel.readLine(); channel.sendLine(text); String s = channel.readLine(); return s; } catch (Throwable e) { e.printStackTrace(); return null; } } finally { _close(channel); }} static Thread startThread(Object runnable) { return startThread(defaultThreadName(), runnable); } static Thread startThread(String name, Object runnable) { runnable = wrapAsActivity(runnable); return startThread(newThread(toRunnable(runnable), name)); } static Thread startThread(Thread t) { _registerThread(t); t.start(); return t; } static Class hotwireOnce(String programID) { return hotwireCached(programID, false); } static String formatSnippetID(String id) { return "#" + parseSnippetID(id); } static String formatSnippetID(long id) { return "#" + id; } static void sleepSeconds(double s) { if (s > 0) sleep(round(s*1000)); } static String getBotAddress(String bot) { List l = fullBotScan(bot); return empty(l) ? null : first(l).address; } static Object unstructure_matchOK2OrFail(String s) { if (swic(s, "ok ")) return unstructure_startingAtIndex(s, 3); else throw fail(s); } static String sendToLocalBot(String bot, String text, Object... args) { text = format3(text, args); DialogIO channel = findBot(bot); try { if (channel == null) throw fail(quote(bot) + " not found"); try { channel.readLine(); print(bot + "> " + shorten(text, 80)); channel.sendLine(text); String s = channel.readLine(); print(bot + "< " + shorten(s, 80)); return s; } catch (Throwable e) { e.printStackTrace(); return null; } } finally { _close(channel); }} static String sendToLocalBot(int port, String text, Object... args) { text = format3(text, args); DialogIO channel = talkTo(port); try { try { channel.readLine(); print(port + "> " + shorten(text, 80)); channel.sendLine(text); String s = channel.readLine(); print(port + "< " + shorten(s, 80)); return s; } catch (Throwable e) { e.printStackTrace(); return null; } } finally { _close(channel); }} static String format(String pat, Object... args) { return format3(pat, args); } static A uniqueConcept(Class c, Object... params) { return uniqueConcept(db_mainConcepts(), c, params); } static A uniqueConcept(Concepts cc, Class c, Object... params) { AutoCloseable __1 = tempDBLock(cc); try { params = expandParams(c, params); A x = findConceptWhere(cc, c, params); if (x == null) { x = unlisted(c); csetAll(x, params); cc.register(x); } else { } return x; } finally { _close(__1); }} static String readLineHidden() { try { if (get(javax(), "readLine_reader") == null) set(javax(), "readLine_reader" , new BufferedReader(new InputStreamReader(System.in, "UTF-8"))); try { return ((BufferedReader) get(javax(), "readLine_reader")).readLine(); } finally { consoleClearInput(); } } catch (Exception __e) { throw rethrow(__e); } } static boolean isNonNegativeInteger(String s) { int n = l(s); if (n == 0) return false; int i = 0; while (i < n) { char c = s.charAt(i); if (c < '0' || c > '9') return false; ++i; } return true; } static CharSequence subCharSequence(CharSequence s, int x) { return subCharSequence(s, x, s == null ? 0 : s.length()); } static CharSequence subCharSequence(CharSequence s, int x, int y) { if (s == null) return null; if (x < 0) x = 0; if (x >= s.length()) return ""; if (y < x) y = x; if (y > s.length()) y = s.length(); return s.subSequence(x, y); } static 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 Map _registerThread_threads; static Object _onRegisterThread; // voidfunc(Thread) static Thread _registerThread(Thread t) { if (_registerThread_threads == null) _registerThread_threads = newWeakHashMap(); _registerThread_threads.put(t, true); vm_generalWeakSubMap("thread2mc").put(t, weakRef(mc())); callF(_onRegisterThread, t); return t; } static void _registerThread() { _registerThread(Thread.currentThread()); } static void ensureDBNotRunning(String name) { if (hasBot(name)) { try { String framesBot = dropSuffix(".", name) + " Frames"; print("Trying to activate frames of running DB: " + framesBot); if (isOK(sendOpt(framesBot, "activate frames")) && isMainProgram()) cleanKill(); } catch (Throwable __e) { _handleException(__e); } throw fail("Already running: " + name); } } static void ensureDBNotRunning() { ensureDBNotRunning(dbBotStandardName()); } static String dbBotStandardName() { String home = userHome(); String name = dbBotName(getDBProgramID()); if (neq(home, actualUserHome())) name += " " + quote(home); return name + "."; } static volatile Android3 dbBot_instance; static Android3 dbBot() { return dbBot(true); } static Android3 dbBot(boolean ensureNotRunning) { return dbBot(dbBotStandardName(), ensureNotRunning); } static Android3 dbBot(String name) { return dbBot(name, true); } static Android3 dbBot(String name, boolean ensureNotRunning) { if (ensureNotRunning) ensureDBNotRunning(name); return dbBot_instance = methodsBot2(name, assertNotNull(db_mainConcepts()), db_standardExposedMethods(), db_mainConcepts().lock); } static void thinAProgramsBackups(String progID, boolean doIt) { List files = new ArrayList(); Map ageMap = new HashMap(); java.util.regex.Pattern pat = regexp("^(.*)\\.backup(20\\d\\d)(\\d\\d)(\\d\\d)-(\\d\\d)\\d*$"); //print("Processing backups of program " + progID); File dir = programDir(progID); for (File f : listFilesNotDirs(dir, newFile(dir, "backups"))) { String s = f.getName(); java.util.regex.Matcher matcher = pat.matcher(s); { if (!(matcher.find())) continue; } String originalName = matcher.group(1); { if (!(eq(originalName, "concepts.structure.gz"))) continue; } //print("Found backup: " + sfu(matcherGroups(matcher))); int year = matcherInt(matcher, 2); int month = matcherInt(matcher, 3); int day = matcherInt(matcher, 4); int hour = matcherInt(matcher, 5); long time = timestampFromYMDH(year, month, day, hour); double age = ((now()-time)/1000.0/60/60/24); //print("Age: " + age + " days"); ageMap.put(f, age); files.add(f); } int numDeleted = 0; sortByMap_inPlace(files, ageMap); double lastAge = -1; for (File f : files) { double age = ageMap.get(f); if (!thinAProgramsBackups_shouldKeep(age, lastAge)) { //print("Deleting: " + f); ++numDeleted; if (doIt) { print("Deleting: " + f); f.delete(); } } else { //print("Keeping: " + f); lastAge = age; } } if (numDeleted != 0) print((doIt ? "Deleted: " : "Would delete: ") + n(numDeleted, "file")); } // age = age in days static boolean thinAProgramsBackups_shouldKeep(double age, double lastAge) { return defaultAgeBasedBackupRetentionStrategy_shouldKeep(age, lastAge); } static boolean addIfNotNull(Collection l, A a) { return a != null && l != null & l.add(a); } static void addIfNotNull(MultiSet ms, A a) { if (a != null && ms != null) ms.add(a); } 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 int lastIndexOf(List l, A a) { if (l == null) return -1; for (int i = l(l)-1; i >= 0; i--) if (eq(l.get(i), a)) return i; return -1; } static Object get2(Object o, String field1, String field2) { return get(get(o, field1), field2); } static boolean startsWithAny(String a, Collection b) { for (String prefix : unnullForIteration(b)) if (startsWith(a, prefix)) return true; return false; } static boolean startsWithAny(String a, String... b) { if (b != null) for (String prefix : unnullForIteration(b)) if (startsWith(a, prefix)) return true; return false; } static boolean startsWithAny(String a, Collection b, Matches m) { for (String prefix : unnullForIteration(b)) if (startsWith(a, prefix, m)) return true; return false; } static String mcDollar() { return mcName() + "$"; } static String afterDollar(String s) { return substring(s, smartIndexOf(s, '$')+1); } static volatile String caseID_caseID; static String caseID() { return caseID_caseID; } static void caseID(String id) { caseID_caseID = id; } static String quoteUnlessIdentifierOrInteger(String s) { return quoteIfNotIdentifierOrInteger(s); } static boolean contains(Collection c, Object o) { return c != null && c.contains(o); } static boolean contains(Object[] x, Object o) { if (x != null) for (Object a : x) if (eq(a, o)) return true; return false; } static boolean contains(String s, char c) { return s != null && s.indexOf(c) >= 0; } static boolean contains(String s, String b) { return s != null && s.indexOf(b) >= 0; } static boolean contains(BitSet bs, int i) { return bs != null && bs.get(i); } static boolean contains(Producer p, A a) { if (p != null && a != null) while (true) { A x = p.next(); if (x == null) break; if (eq(x, a)) return true; } return false; } static String baseClassName(String className) { return substring(className, className.lastIndexOf('.')+1); } static String baseClassName(Object o) { return baseClassName(getClassName(o)); } static String prependIfNempty(String prefix, String s) { return empty(s) ? unnull(s) : prefix + s; } static boolean boolOptParam(ThreadLocal tl) { return isTrue(optPar(tl)); } // defaults to false static boolean boolOptParam(Object[] __, String name) { return isTrue(optParam(__, name)); } static boolean boolOptParam(String name, Object[] __) { return boolOptParam(__, name); } static boolean boolOptParam(String name, Map __) { return isTrue(optPar(name, __)); } static A optParam(ThreadLocal tl, A defaultValue) { return optPar(tl, defaultValue); } static A optParam(ThreadLocal tl) { return optPar(tl); } static Object optParam(String name, Map params) { return mapGet(params, name); } // now also takes a map as single array entry static A optParam(Object[] opt, String name, A defaultValue) { int n = l(opt); if (n == 1 && opt[0] instanceof Map) { Map map = (Map) (opt[0]); return map.containsKey(name) ? (A) map.get(name) : defaultValue; } if (!even(l(opt))) throw fail("Odd parameter length"); for (int i = 0; i < l(opt); i += 2) if (eq(opt[i], name)) return (A) opt[i+1]; return defaultValue; } static Object optParam(Object[] opt, String name) { return optParam(opt, name, null); } static Object optParam(String name, Object[] params) { return optParam(params, name); } static boolean checkCondition(Object condition, Object... args) { return isTrue(callF(condition, args)); } static boolean checkCondition(IF1 condition, A arg) { return isTrue(callF(condition, arg)); } static boolean isFile(File f) { return f != null && f.isFile(); } static boolean isFile(String path) { return isFile(newFile(path)); } static List sortFilesByName(List l) { sort(l, (a, b) -> stdcompare(a.getName(), b.getName())); return l; } static List listFilesNotDirs(String dir) { return listFilesOnly(dir); } static List listFilesNotDirs(File... dirs) { return listFilesOnly(dirs); } static File newFile(File base, String... names) { for (String name : names) base = new File(base, name); return base; } static File newFile(String name) { return name == null ? null : new File(name); } static File newFile(String base, String... names) { return newFile(newFile(base), names); } static String regexpFirstGroup(String pat, String s) { Matcher m = regexpMatcher(pat, s); if (m.find()) return m.group(1); else return null; } static List sortFilesByNameDesc(List l) { sort(l, (a, b) -> stdcompare(b.getName(), a.getName())); return l; } static String _userHome; static String userHome() { if (_userHome == null) return actualUserHome(); return _userHome; } static File userHome(String path) { return new File(userDir(), path); } static File standardLogFile() { return getProgramFile("log"); } static void logQuoted(String logFile, String line) { logQuoted(getProgramFile(logFile), line); } static void logQuoted(File logFile, String line) { appendToFile(logFile, quote(line) + "\n"); } static String stringIfTrue(boolean b, String s) { return b ? s : ""; } static String javaTok_substringC(String s, int i, int j) { return s.substring(i, j); } static String formatSnippetIDOpt(String s) { return isSnippetID(s) ? formatSnippetID(s) : s; } static ThreadLocal> checkFileNotTooBigToRead_tl = new ThreadLocal(); static void checkFileNotTooBigToRead(File f) { callF(checkFileNotTooBigToRead_tl.get(), f); } static int gzInputStream_defaultBufferSize = 65536; static GZIPInputStream gzInputStream(File f) { try { return gzInputStream(new FileInputStream(f)); } catch (Exception __e) { throw rethrow(__e); } } static GZIPInputStream gzInputStream(File f, int bufferSize) { try { return gzInputStream(new FileInputStream(f), bufferSize); } catch (Exception __e) { throw rethrow(__e); } } static GZIPInputStream gzInputStream(InputStream in) { return gzInputStream(in, gzInputStream_defaultBufferSize); } static GZIPInputStream gzInputStream(InputStream in, int bufferSize) { try { return _registerIOWrap(new GZIPInputStream(in, gzInputStream_defaultBufferSize), in); } catch (Exception __e) { throw rethrow(__e); } } static HashMap litmap(Object... x) { HashMap map = new HashMap(); litmap_impl(map, x); return map; } static void litmap_impl(Map map, Object... x) { if (x != null) for (int i = 0; i < x.length-1; i += 2) if (x[i+1] != null) map.put(x[i], x[i+1]); } static TreeSet litciset(String... items) { TreeSet set = caseInsensitiveSet(); for (String a : items) set.add(a); return set; } static String afterLastSpace(String s) { return s == null ? null : substring(s, s.lastIndexOf(' ')+1); } static A[] dropLast(A[] a) { return dropLast(a, 1); } static A[] dropLast(A[] a, int n) { if (a == null) return null; n = Math.min(n, a.length); A[] b = arrayOfSameType(a, a.length-n); System.arraycopy(a, 0, b, 0, b.length); return b; } static 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 dropSuffixIgnoreCase(String suffix, String s) { return ewic(s, suffix) ? s.substring(0, l(s)-l(suffix)) : s; } static boolean ewicOneOf(String s, String... l) { if (s != null) for (String x : l) if (ewic(s, x)) return true; return false; } static Class getMainClass() { return mc(); } static Class getMainClass(Object o) { try { if (o == null) return null; if (o instanceof Class && eq(((Class) o).getName(), "x30")) return (Class) o; ClassLoader cl = (o instanceof Class ? (Class) o : o.getClass()).getClassLoader(); if (cl == null) return null; String name = mainClassNameForClassLoader(cl); return loadClassFromClassLoader_orNull(cl, name); } catch (Exception __e) { throw rethrow(__e); } } static 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 quickSubstring(String s, int i, int j) { if (i == j) return ""; return s.substring(i, j); } static Class actualMC() { return or((Class) realMC(), mc()); } static boolean emptyString(String s) { return s == null || s.length() == 0; } static TreeMap caseInsensitiveMap() { return new TreeMap(caseInsensitiveComparator()); } static Object safeUnstructure(String s) { return unstructure(s, true); } static Object safeUnstructure(File f) { return safeUnstructureGZFile(f); } static int parseHexChar(char c) { if (c >= '0' && c <= '9') return charDiff(c, '0'); if (c >= 'a' && c <= 'f') return charDiff(c, 'a')+10; if (c >= 'A' && c <= 'F') return charDiff(c, 'A')+10; return -1; } static String[] dropFirst(int n, String[] a) { return drop(n, a); } static String[] dropFirst(String[] a) { return drop(1, a); } static Object[] dropFirst(Object[] a) { return drop(1, a); } static List dropFirst(List l) { return dropFirst(1, l); } static List dropFirst(int n, Iterable i) { return dropFirst(n, toList(i)); } static List dropFirst(Iterable i) { return dropFirst(toList(i)); } static List dropFirst(int n, List l) { return n <= 0 ? l : new ArrayList(l.subList(Math.min(n, l.size()), l.size())); } static List dropFirst(List l, int n) { return dropFirst(n, l); } static String dropFirst(int n, String s) { return substring(s, n); } static String dropFirst(String s, int n) { return substring(s, n); } static String dropFirst(String s) { return substring(s, 1); } // Use like this: renderVars(+x, +y) static String renderVars_str(Object... params) { List l = new ArrayList(); for (int i = 0; i+1 < l(params); i += 2) l.add(params[i] + "=" + params[i+1]); return trim(joinWithComma(l)); } static Class getOuterClass(Class c) { return getOuterClass(c, null); } static Class getOuterClass(Class c, Object classFinder) { try { String s = c.getName(); int i = s.lastIndexOf('$'); String name = substring(s, 0, i); if (classFinder != null) return (Class) callF(classFinder, name); return Class.forName(name); } catch (Exception __e) { throw rethrow(__e); } } static HashMap instanceFieldsMap(Object o) { return (HashMap) getOpt_getFieldMap(o); } static Map thisDollarOneFields_cache = newDangerousWeakHashMap(); static Field[] thisDollarOneFields(Class c) { synchronized(thisDollarOneFields_cache) { Field[] l = thisDollarOneFields_cache.get(c); if (l == null) thisDollarOneFields_cache.put(c, l = thisDollarOneFields_uncached(c)); return l; } } static Field[] thisDollarOneFields_uncached(Class c) { List fields = new ArrayList(); do { for (Field f : c.getDeclaredFields()) if (f.getName().startsWith("this$")) fields.add(makeAccessible(f)); c = c.getSuperclass(); } while (c != null); return toArray(new Field[l(fields)], fields); } static Map> callOpt_noArgs_cache = newDangerousWeakHashMap(); 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 && !reflection_isForbiddenMethod(m)) { makeAccessible(m); 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 TreeSet caseInsensitiveSet() { return caseInsensitiveSet_treeSet(); } static TreeSet caseInsensitiveSet(Collection c) { return caseInsensitiveSet_treeSet(c); } // 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. TODO: should remove return null; } return result.toArray(new String[result.size()]); } static A liftLast(List l) { if (empty(l)) return null; int i = l(l)-1; A a = l.get(i); l.remove(i); return a; } static List liftLast(int n, List l) { int i = l(l)-n; List part = cloneSubList(l, i); removeSubList(l, i); return part; } static void _registerIO(Object object, String path, boolean opened) { } static String rep(int n, char c) { return repeat(c, n); } static String rep(char c, int n) { return repeat(c, n); } static List rep(A a, int n) { return repeat(a, n); } static List rep(int n, A a) { return repeat(n, a); } static String decimalFormatEnglish(String format, double d) { return decimalFormatEnglish(format).format(d); } static java.text.DecimalFormat decimalFormatEnglish(String format) { return new java.text.DecimalFormat(format, new java.text.DecimalFormatSymbols(Locale.ENGLISH)); } static List collect(Iterable c, String field) { return collectField(c, field); } static List collect(String field, Iterable c) { return collectField(c, field); } /*ifclass Concept static L collect(Class c, S field) { ret collect(list(c), field); } endif TODO: make translator ignore stuff in ifclass until resolved */ static boolean regionMatches(String a, int offsetA, String b, int offsetB, int len) { return a != null && b != null && a.regionMatches(offsetA, b, offsetB, len); } static boolean regionMatches(String a, int offsetA, String b) { return regionMatches(a, offsetA, b, 0, l(b)); } 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 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 int localYear() { return localYear(now()); } static int localYear(long time) { return parseInt(simpleDateFormat_local("yyyy").format(time)); } static java.text.SimpleDateFormat simpleDateFormat(String format, TimeZone timeZone) { java.text.SimpleDateFormat sdf = new java.text.SimpleDateFormat(format); sdf.setTimeZone(timeZone); return sdf; } static int localMonth(long time) { return parseInt(simpleDateFormat_local("MM").format(time)); } static int localMonth() { return localMonth(now()); } static int localDayOfMonth(long time) { return parseInt(simpleDateFormat_local("dd").format(time)); } static int localDayOfMonth() { return localDayOfMonth(now()); } static ThreadLocal assertVerbose_value = new ThreadLocal(); static void assertVerbose(boolean b) { assertVerbose_value.set(b); } static boolean assertVerbose() { return isTrue(assertVerbose_value.get()); } static A assertEqualsVerbose(Object x, A y) { assertEqualsVerbose((String) null, x, y); return y; } // x = expected, y = actual static A assertEqualsVerbose(String msg, Object x, A y) { if (!eq(x, y)) { throw fail((nempty(msg) ? msg + ": " : "") + "expected: "+ x + ", got: " + y); } else print("OK" + (empty(msg) ? "" : " " + msg) + ": " + /*sfu*/(x)); return y; } 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 List> mapPairB(final Object f, Iterable> l) { return map(l, new F1, Pair>() { public Pair get(Pair p) { try { return p == null ? null : pair(p.a, (C) callF(f, p.b)); } catch (Exception __e) { throw rethrow(__e); } } public String toString() { return "p == null ? null : pair(p.a, (C) callF(f, p.b))"; }}); } static List> mapPairB(final F1 f, Iterable> l) { return mapPairB((Object) f, l); } static List> mapPairB(final IF1 f, Iterable> l) { return mapPairB((Object) f, l); } static List> mapPairB(Iterable> l, IF1 f) { return mapPairB((Object) f, l); } static Pair mapPairB(IF1 f, Pair p) { return pairMapB(f, p); } static Pair mapPairB(Pair p, IF1 f) { return pairMapB(f, p); } 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(int a, int b) { return a < b ? -1 : a == b ? 0 : 1; } static int cmp(long a, long 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 boolean isDigit(char c) { return Character.isDigit(c); } static List> _threadInfo_makers = synchroList(); static Object _threadInfo() { if (empty(_threadInfo_makers)) return null; HashMap map = new HashMap(); pcallFAll(_threadInfo_makers, map); return map; } static List> _threadInheritInfo_retrievers = synchroList(); static void _threadInheritInfo(Object info) { if (info == null) return; pcallFAll(_threadInheritInfo_retrievers, (Map) info); } static AutoCloseable tempActivity(Object r) { return null; } static long fixTimestamp(long timestamp) { return timestamp > now() ? 0 : timestamp; } static List sorted(Collection c, Object comparator) { List l = cloneList(c); sort(l, makeComparator(comparator)); return l; } static List sorted(Collection c) { List l = cloneList(c); sort(l); return l; } static List sorted(Comparator comparator, Collection c) { List l = cloneList(c); sort(l, comparator); return l; } static List methodsStartingWith(Object o, final String prefix) { return filter(allMethodNames(o), new F1() { public Object get(String s) { try { return startsWith(s, prefix); } catch (Exception __e) { throw rethrow(__e); } } public String toString() { return "startsWith(s, prefix)"; }}); } static String formatWithThousands(long l) { return formatWithThousandsSeparator(l); } static double fraction(double d) { return d % 1; } static String n_fancy2(long l, String singular, String plural) { return formatWithThousandsSeparator(l) + " " + trim(l == 1 ? singular : plural); } static String n_fancy2(Collection l, String singular, String plural) { return n_fancy2(l(l), singular, plural); } static String n_fancy2(Map m, String singular, String plural) { return n_fancy2(l(m), singular, plural); } static String n_fancy2(Object[] a, String singular, String plural) { return n_fancy2(l(a), singular, plural); } static String n_fancy2(MultiSet ms, String singular, String plural) { return n_fancy2(l(ms), singular, plural); } static boolean interruptThread_verbose = false; static void interruptThread(Thread t) { if (t == null) return; if (interruptThread_verbose) print("Interrupting thread " + t); // note reason in global map vm_threadInterruptionReasonsMap().put(t, getStackTrace()); t.interrupt(); URLConnection c = (URLConnection) (vm_generalSubMap("URLConnection per thread").get(t)); if (c != null) { try { print("Closing URLConnection of interrupted thread."); call(c, "disconnect"); } catch (Throwable __e) { _handleException(__e); }} } static boolean isJavaXClassLoader(ClassLoader cl) { return startsWithOneOf(className(cl), "main$JavaXClassLoader", "x30$JavaXClassLoader"); } static void setOptAll(Object o, Map fields) { if (fields == null) return; for (String field : keys(fields)) setOpt/*_flex*/(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 String singleFieldName(Class c) { Set l = listFields(c); if (l(l) != 1) throw fail("No single field found in " + c + " (have " + n(l(l), "fields") + ")"); return first(l); } static Map vm_generalWeakSubMap(Object name) { synchronized(get(javax(), "generalMap")) { Map map = (Map) (vm_generalMap_get(name)); if (map == null) vm_generalMap_put(name, map = newWeakMap()); return map; } } static String loadGZTextFile(File file) { try { if (!file.isFile()) return null; ping(); ByteArrayOutputStream baos = new ByteArrayOutputStream(); InputStream fis = new FileInputStream(file); try { GZIPInputStream gis = newGZIPInputStream(fis); byte[] buffer = new byte[1024]; int len; while ((len = gis.read(buffer)) != -1) baos.write(buffer, 0, len); baos.close(); return fromUtf8(baos.toByteArray()); // TODO: use a Reader } finally { _close(fis); }} catch (Exception __e) { throw rethrow(__e); } } static Object swing(Object f) { return swingAndWait(f); } static A swing(F0 f) { return (A) swingAndWait(f); } static A swing(IF0 f) { return (A) swingAndWait(f); } static char lastChar(String s) { return empty(s) ? '\0' : s.charAt(l(s)-1); } static double toSeconds(long ms) { return ms/1000.0; } static String toSeconds(long ms, int digits) { return formatDouble(toSeconds(ms), digits); } static double toSeconds(double ms) { return ms/1000.0; } static String toSeconds(double ms, int digits) { return formatDouble(toSeconds(ms), digits); } static Object callJavaX(String method, Object... args) { return callOpt(getJavaX(), method, args); } static Object costCenter() { return mc(); } static boolean isLocalhost(String ip) { return isLoopbackIP(ip) || eqic(ip, "localhost"); } static int vmPort() { return myVMPort(); } static DialogIO talkToThisVM() { return new talkToThisVM_IO(); } static class talkToThisVM_IO extends DialogIO { List answers = ll(thisVMGreeting()); boolean isLocalConnection() { return true; } boolean isStillConnected() { return true; } int getPort() { return vmPort(); } void sendLine(String line) { answers.add(or2(sendToThisVM_newThread(line), "?")); } String readLineImpl() { try { return popFirst(answers); } catch (Exception __e) { throw rethrow(__e); } } public void close() {} Socket getSocket() { return null; } } static int indexOfIgnoreCase_manual(String a, String b) { return indexOfIgnoreCase_manual(a, b, 0); } static int indexOfIgnoreCase_manual(String a, String b, int i) { int la = strL(a), lb = strL(b); if (la < lb) return -1; int n = la-lb; loop: for (; i <= n; i++) { for (int j = 0; j < lb; j++) { char c1 = a.charAt(i+j), c2 = b.charAt(j); if (!eqic(c1, c2)) continue loop; } return i; } return -1; } public static String rtrim(String s) { if (s == null) return null; int i = s.length(); while (i > 0 && " \t\r\n".indexOf(s.charAt(i-1)) >= 0) --i; return i < s.length() ? s.substring(0, i) : s; } static Map newFindBot2_cache = synchroHashMap(); static boolean newFindBot2_verbose = false; static DialogIO newFindBot2(String name) { Integer port = newFindBot2_cache.get(name); if (port != null) { if (newFindBot2_verbose) print("newFindBot2: testing " + name + " => " + port); DialogIO io = talkTo(port); String q = format("has bot *", name); String s = io.ask(q); if (match("yes", s)) { io = talkToSubBot(name, io); call(io, "pushback", "?"); // put some hello string in (yes, this should be improved.) return io; } // bot not there anymore - remove cache entry newFindBot2_cache.remove(name); if (newFindBot2_verbose) print("newFindBot2: dropping " + name + " => " + port); } DialogIO io = findBot(name); if (io != null) { newFindBot2_cache.put(name, io.getPort()); if (newFindBot2_verbose) print("newFindBot2: remembering " + name + " => " + port); } return io; } static String defaultThreadName_name; static String defaultThreadName() { if (defaultThreadName_name == null) defaultThreadName_name = "A thread by " + programID(); return defaultThreadName_name; } static Runnable wrapAsActivity(Object r) { if (r == null) return null; Runnable r2 = toRunnable(r); Object mod = dm_current_generic(); if (mod == null) return r2; return new Runnable() { public void run() { try { AutoCloseable __1 = (AutoCloseable) (rcall("enter", mod)); try { r2.run(); } finally { _close(__1); }} catch (Exception __e) { throw rethrow(__e); } } public String toString() { return "temp (AutoCloseable) rcall enter(mod);\r\n r2.run();"; }}; } // runnable = Runnable or String (method name) static Thread newThread(Object runnable) { return new BetterThread(_topLevelErrorHandling(toRunnable(runnable))); } static Thread newThread(Object runnable, String name) { if (name == null) name = defaultThreadName(); return new BetterThread(_topLevelErrorHandling(toRunnable(runnable)), name); } static Thread newThread(String name, Object runnable) { return newThread(runnable, name); } static Runnable toRunnable(final Object o) { if (o instanceof Runnable) return (Runnable) o; return new Runnable() { public void run() { try { callF(o) ; } catch (Exception __e) { throw rethrow(__e); } } public String toString() { return "callF(o)"; }}; } static TreeMap hotwireCached_cache = new TreeMap(); static Lock hotwireCached_lock = lock(); static Class hotwireCached(String programID) { return hotwireCached(programID, true); } static Class hotwireCached(String programID, boolean runMain) { return hotwireCached(programID, runMain, false); } static Class hotwireCached(String programID, boolean runMain, boolean dependent) { Lock __0 = hotwireCached_lock; lock(__0); try { programID = formatSnippetID(programID); Class c = hotwireCached_cache.get(programID); if (c == null) { c = hotwire(programID); if (dependent) makeDependent(c); if (runMain) callMain(c); hotwireCached_cache.put(programID, c); } return c; } finally { unlock(__0); } } static long round(double d) { return Math.round(d); } static String round(String s) { return roundBracket(s); } static class ScannedBot implements IFieldsToList{ static final String _fieldOrder = "helloString address"; String helloString; String address; ScannedBot() {} ScannedBot(String helloString, String address) { this.address = address; this.helloString = helloString;} public String toString() { return shortClassName(this) + "(" + helloString + ", " + address + ")"; } public boolean equals(Object o) { if (!(o instanceof ScannedBot)) return false; ScannedBot __1 = (ScannedBot) o; return eq(helloString, __1.helloString) && eq(address, __1.address); } public int hashCode() { int h = 1660478935; h = boostHashCombine(h, _hashCode(helloString)); h = boostHashCombine(h, _hashCode(address)); return h; } public Object[] _fieldsToList() { return new Object[] {helloString, address}; } } static List fullBotScan() { return fullBotScan(""); } static List fullBotScan(String searchPattern) { List bots = new ArrayList(); for (ProgramScan.Program p : quickBotScan()) { String botName = firstPartOfHelloString(p.helloString); boolean isVM = startsWithIgnoreCase(p.helloString, "This is a JavaX VM."); boolean shouldRecurse = swic(botName, "Multi-Port") || isVM; if (swic(botName, searchPattern)) bots.add(new ScannedBot(botName, "" + p.port)); if (shouldRecurse) try { Map subBots = (Map) unstructure(sendToLocalBotQuietly(p.port, "list bots")); for (Number vport : subBots.keySet()) { botName = subBots.get(vport); if (swic(botName, searchPattern)) bots.add(new ScannedBot(botName, p.port + "/" + vport)); } } catch (Exception e) { e.printStackTrace(); } } return bots; } static boolean swic(String a, String b) { return startsWithIgnoreCase(a, b); } static boolean swic(String a, String b, Matches m) { if (!swic(a, b)) return false; m.m = new String[] {substring(a, l(b))}; return true; } static Object unstructure_startingAtIndex(String s, int i) { return unstructure_tok(javaTokC_noMLS_iterator(s, i), false, null); } static AutoCloseable tempDBLock(Concepts concepts) { return tempLock(concepts.lock); // NO null propagation this time } static AutoCloseable tempDBLock() { return tempDBLock(db_mainConcepts()); } static void consoleClearInput() { consoleSetInput(""); } static WeakReference weakRef(A a) { return newWeakReference(a); } static boolean hasBot(String searchPattern) { try { DialogIO io = findBot(searchPattern); if (io != null) { io.close(); return true; } else return false; } catch (Exception __e) { throw rethrow(__e); } } static boolean isOK(String s) { s = trim(s); return swic(s, "ok ") || eqic(s, "ok") || matchStart("ok", s); } static String sendOpt(String bot, String text, Object... args) { return sendToLocalBotOpt(bot, text, args); } static boolean isMainProgram() { return creator() == null; } static void cleanKill() { cleanKillVM(); } static String actualUserHome_value; static String actualUserHome() { if (actualUserHome_value == null) { if (isAndroid()) actualUserHome_value = "/storage/emulated/0/"; else actualUserHome_value = System.getProperty("user.home"); } return actualUserHome_value; } static File actualUserHome(String sub) { return newFile(new File(actualUserHome()), sub); } static Android3 methodsBot2(String name, final Object receiver, final List exposedMethods) { return methodsBot2(name, receiver, exposedMethods, null); } static Android3 methodsBot2(String name, final Object receiver, final List exposedMethods, final Lock lock) { Android3 android = new Android3(); android.greeting = name; android.console = false; android.responder = new Responder() { String answer(String s, List history) { return exposeMethods2(receiver, s, exposedMethods, lock); } }; return makeBot(android); } static List db_standardExposedMethods_list = ll("xlist", "xnew", "xset", "xdelete", "xget", "xclass", "xfullgrab", "xshutdown", "xchangeCount", "xcount"); static List db_standardExposedMethods() { return db_standardExposedMethods_list; } static Matcher regexp(String pat, String s) { return regexp(compileRegexp(pat), unnull(s)); } static Matcher regexp(java.util.regex.Pattern pat, String s) { return pat.matcher(unnull(s)); } static java.util.regex.Pattern regexp(String pat) { return compileRegexp(pat); } static int matcherInt(Matcher m, int i) { return parseInt(m.group(i)); } // month = 1 to 12 static long timestampFromYMDH(int y, int m, int d, int h) { return new GregorianCalendar(y, m-1, d, h, 0).getTimeInMillis(); } static List sortByMap_inPlace(List l, Map map) { sort(l, mapComparator(map)); return l; } // age = age in days, lastAge = age of last (more recent) file kept (also in days) static boolean defaultAgeBasedBackupRetentionStrategy_shouldKeep(double age, double lastAge) { if (age <= 0.5) return true; // keep all backups of last 12 hours if (age <= 7 && age >= lastAge+1) return true; // keep every daily backup from this week if (age <= 28 && age >= lastAge+7) return true; // weekly backups for 3 more weeks if (age >= lastAge+365.0/12) return true; // after 4 weeks, switch to monthly (roundabout) return false; } static String mcName() { return mc().getName(); } // returns l(s) if not found static int smartIndexOf(String s, String sub, int i) { if (s == null) return 0; i = s.indexOf(sub, min(i, l(s))); return i >= 0 ? i : l(s); } static int smartIndexOf(String s, int i, char c) { return smartIndexOf(s, c, i); } static int smartIndexOf(String s, char c, int i) { if (s == null) return 0; i = s.indexOf(c, min(i, l(s))); return i >= 0 ? i : l(s); } static int smartIndexOf(String s, String sub) { return smartIndexOf(s, sub, 0); } static int smartIndexOf(String s, char c) { return smartIndexOf(s, c, 0); } static int smartIndexOf(List l, A sub) { return smartIndexOf(l, sub, 0); } static int smartIndexOf(List l, int start, A sub) { return smartIndexOf(l, sub, start); } static int smartIndexOf(List l, A sub, int start) { int i = indexOf(l, sub, start); return i < 0 ? l(l) : i; } static String quoteIfNotIdentifierOrInteger(String s) { if (s == null) return null; return isJavaIdentifier(s) || isInteger(s) ? s : quote(s); } static A optPar(ThreadLocal tl, A defaultValue) { A a = tl.get(); if (a != null) { tl.set(null); return a; } return defaultValue; } static A optPar(ThreadLocal tl) { return optPar(tl, null); } static Object optPar(Object[] params, String name) { return optParam(params, name); } static Object optPar(String name, Object[] params) { return optParam(params, name); } static Object optPar(String name, Map params) { return optParam(name, params); } static A optPar(Object[] params, String name, A defaultValue) { return optParam(params, name, defaultValue); } static A optPar(String name, Object[] params, A defaultValue) { return optParam(params, name, defaultValue); } static boolean even(int i) { return (i & 1) == 0; } static boolean even(long i) { return (i & 1) == 0; } static boolean even(BigInteger n) { return even(n.intValue()); } static void sort(T[] a, Comparator c) { if (a != null) Arrays.sort(a, c); } static void sort(T[] a) { if (a != null) Arrays.sort(a); } static void sort(int[] a) { if (a != null) Arrays.sort(a); } static void sort(List a, Comparator c) { if (a != null) Collections.sort(a, c); } static void sort(List a) { if (a != null) Collections.sort(a); } static List listFilesOnly(String dir) { return listFilesOnly(new File(dir)); } static List listFilesOnly(File... dirs) { return concatMap(rcurry("listFilesWithSuffix", ""), dirs); } static Matcher regexpMatcher(String pat, String s) { return compileRegexp(pat).matcher(unnull(s)); } static File userDir() { return new File(userHome()); } static File userDir(String path) { return new File(userHome(), path); } static Lock appendToFile_lock = lock(); static boolean appendToFile_keepOpen = false; static HashMap appendToFile_writers = new HashMap(); static void appendToFile(String path, String s) { try { Lock __0 = appendToFile_lock; lock(__0); try { // Let's just generally synchronize this to be safe. mkdirsForFile(new File(path)); path = getCanonicalPath(path); Writer writer = appendToFile_writers.get(path); if (writer == null) { //print("[Logging to " + path + "]"); writer = new BufferedWriter(new OutputStreamWriter( newFileOutputStream(path, true), "UTF-8")); if (appendToFile_keepOpen) appendToFile_writers.put(path, writer); } writer.write(s); if (!appendToFile_keepOpen) writer.close(); } finally { unlock(__0); } } catch (Exception __e) { throw rethrow(__e); } } static void appendToFile(File path, String s) { if (path != null) appendToFile(path.getPath(), s); } static void cleanMeUp_appendToFile() { AutoCloseable __3 = tempCleaningUp(); try { Lock __1 = appendToFile_lock; lock(__1); try { closeAllWriters(values(appendToFile_writers)); appendToFile_writers.clear(); } finally { unlock(__1); } } finally { _close(__3); }} static A _registerIOWrap(A wrapper, Object wrapped) { return wrapper; } static TreeSet treeSet() { return new TreeSet(); } static A[] arrayOfSameType(A[] a, int n) { return newObjectArrayOfSameType(a, n); } static Class loadClassFromClassLoader_orNull(ClassLoader cl, String name) { try { return cl == null ? null : cl.loadClass(name); } catch (ClassNotFoundException e) { return null; } } static Object realMC() { return getThreadLocal(realMC_tl()); } static Comparator caseInsensitiveComparator() { return betterCIComparator(); } static Object safeUnstructureGZFile(File f) { try { if (!fileExists(f)) return null; BufferedReader reader = utf8BufferedReader(gzInputStream(f)); return unstructure_tok(javaTokC_noMLS_onReader(reader), true, null); } catch (Exception __e) { throw rethrow(__e); } } 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[] drop(int n, String[] a) { n = Math.min(n, a.length); String[] b = new String[a.length-n]; System.arraycopy(a, n, b, 0, b.length); return b; } static Object[] drop(int n, Object[] a) { n = Math.min(n, a.length); Object[] b = new Object[a.length-n]; System.arraycopy(a, n, b, 0, b.length); return b; } static Object[] toArray(Collection c) { return toObjectArray(c); } static A[] toArray(Class type, Iterable c) { return toArray(c, type); } static A[] toArray(Iterable c, Class type) { A[] a = arrayOfType(l(c), type); if (a.length == 0) return a; asList(c).toArray(a); return a; } // array must have correct length and will be filled static A[] toArray(A[] array, Collection c) { if (array == null || c == null) return null; asList(c).toArray(array); return array; } static TreeSet caseInsensitiveSet_treeSet() { return new TreeSet(caseInsensitiveComparator()); } static TreeSet caseInsensitiveSet_treeSet(Collection c) { return toCaseInsensitiveSet_treeSet(c); } static boolean equalsIgnoreCase(String a, String b) { return eqic(a, b); } static boolean equalsIgnoreCase(char a, char b) { return eqic(a, b); } 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 String repeat(char c, int n) { n = Math.max(n, 0); char[] chars = new char[n]; for (int i = 0; i < n; i++) chars[i] = c; return new String(chars); } static List repeat(A a, int n) { n = Math.max(n, 0); List l = new ArrayList(n); for (int i = 0; i < n; i++) l.add(a); return l; } static List repeat(int n, A a) { return repeat(a, n); } static List collectField(Iterable c, String field) { List l = new ArrayList(); if (c != null) for (Object a : c) l.add(getOpt(a, field)); return l; } static List collectField(String field, Iterable c) { return collectField(c, field); } static SimpleDateFormat simpleDateFormat_local(String format) { SimpleDateFormat sdf = new SimpleDateFormat(format); sdf.setTimeZone(localTimeZone()); return sdf; } static Pair pairMapB(Object f, Pair p) { return p == null ? null : pair(p.a, callF(f, p.b)); } static Pair pairMapB(IF1 f, Pair p) { return p == null ? null : pair(p.a, f.get(p.b)); } static Pair pairMapB(Pair p, Object f) { return pairMap(f, p); } static Comparator makeComparator(final Object f) { if (f instanceof Comparator) return (Comparator) f; return new Comparator() { public int compare(Object a, Object b) { return (Integer) callF(f, a, b); } }; } static List filter(Iterable c, Object pred) { if (pred instanceof F1) return filter(c, (F1) pred); List x = new ArrayList(); if (c != null) for (Object o : c) if (isTrue(callF(pred, o))) x.add(o); return x; } static List filter(Object pred, Iterable c) { return filter(c, pred); } static List filter(Iterable c, F1 pred) { List x = new ArrayList(); if (c != null) for (B o : c) if (pred.get(o)) x.add(o); return x; } static List filter(F1 pred, Iterable c) { return filter(c, pred); } //ifclass IF1 static List filter(Iterable c, IF1 pred) { List x = new ArrayList(); if (c != null) for (B o : c) if (pred.get(o)) x.add(o); return x; } static List filter(B[] c, IF1 pred) { List x = new ArrayList(); if (c != null) for (B o : c) if (pred.get(o)) x.add(o); return x; } static List filter(IF1 pred, Iterable c) { return filter(c, pred); } //endif static List allMethodNames(Object o) { Class c = _getClass(o); TreeSet names = new TreeSet(); while (c != null) { for (Method m : c.getDeclaredMethods()) names.add(m.getName()); c = c.getSuperclass(); } return asList(names); } static String formatWithThousandsSeparator(long l) { return NumberFormat.getInstance(new Locale("en_US")).format(l); } static Map vm_generalSubMap(Object name) { synchronized(get(javax(), "generalMap")) { Map map = (Map) (vm_generalMap_get(name)); if (map == null) vm_generalMap_put(name, map = synchroMap()); return map; } } // This is for main classes that are all static. // (We don't go to base classes.) static Set listFields(Object c) { TreeSet fields = new TreeSet(); for (Field f : _getClass(c).getDeclaredFields()) fields.add(f.getName()); return fields; } static Map newWeakMap() { return newWeakHashMap(); } static String fromUtf8(byte[] bytes) { try { return bytes == null ? null : new String(bytes, utf8charset()); } catch (Exception __e) { throw rethrow(__e); } } static void swingAndWait(Runnable r) { try { if (isAWTThread()) r.run(); else EventQueue.invokeAndWait(addThreadInfoToRunnable(r)); } catch (Exception __e) { throw rethrow(__e); } } static Object swingAndWait(final Object f) { if (isAWTThread()) return callF(f); else { final Var result = new Var(); swingAndWait(new Runnable() { public void run() { try { result.set(callF(f)); } catch (Exception __e) { throw rethrow(__e); } } public String toString() { return "result.set(callF(f));"; }}); return result.get(); } } static boolean isLoopbackIP(String ip) { return eq(ip, "127.0.0.1"); } static int myVMPort() { List records = (List) (get(getJavaX(), "record_list")); Object android = last(records); return or0((Integer) get(android, "port")); } static String thisVMGreeting() { List record_list = (List) (get(getJavaX(), "record_list")); Object android = first(record_list); // Should be of class Android3 return getString(android, "greeting"); } static String or2(String a, String b) { return nempty(a) ? a : b; } static String or2(String a, String b, String c) { return or2(or2(a, b), c); } static String sendToThisVM_newThread(String s, Object... args) { final String _s = format(s, args); try { return (String) evalInNewThread(new F0