import java.util.*; import java.util.zip.*; import java.util.List; import java.util.regex.*; import java.util.concurrent.*; import java.util.concurrent.atomic.*; import java.util.concurrent.locks.*; import javax.swing.*; import javax.swing.event.*; import javax.swing.text.*; import javax.swing.table.*; import java.io.*; import java.net.*; import java.lang.reflect.*; import java.lang.ref.*; import java.lang.management.*; import java.security.*; import java.security.spec.*; import java.awt.*; import java.awt.event.*; import java.awt.image.*; import javax.imageio.*; import java.math.*; import java.text.NumberFormat; import static x30_pkg.x30_util.DynamicObject; import org.gagravarr.ogg.*; import org.gagravarr.ogg.audio.*; import org.gagravarr.opus.*; import static org.gagravarr.ogg.OggStreamIdentifier.OggStreamType; import org.concentus.*; import java.io.ByteArrayOutputStream; import java.io.IOException; import java.io.InputStream; import java.io.OutputStream; import java.util.Iterator; import static org.gagravarr.ogg.IOUtils.readOrEOF; class main { static CloseableShortIterator decodeOpusStream(String url) throws IOException { var res = tempResources(); try { var in = res.add(httpInputStream(url)); OpusMachine machine = res.add(new OpusMachine(in)); { boolean __1 = false; try { return new OpusMachineIterator(machine); //ret with(() -> res.forget(), new OpusMachineIterator(machine)); //OpusMachineIterator iter = new(machine); } catch (Throwable _e) { __1 = true; throw rethrow(_e); } finally { if (!__1) { res.forget(); } } } } finally { _close(res); }} static CloseablesHolder tempResources() { return resourceHolder(); } static InputStream httpInputStream(String url) throws IOException { if (!isAbsoluteURL(url)) return null; print("Streaming " + url); return httpInputStream(openConnection(new URL(url))); } static InputStream httpInputStream(URLConnection con) throws IOException { setHeaders(con); return urlConnection_getInputStream(con); } static RuntimeException rethrow(Throwable t) { if (t instanceof Error) _handleError((Error) t); throw t instanceof RuntimeException ? (RuntimeException) t : new RuntimeException(t); } static RuntimeException rethrow(String msg, Throwable t) { throw new RuntimeException(msg, t); } static void _close(AutoCloseable c) { if (c != null) try { c.close(); } catch (Throwable e) { // Some classes stupidly throw an exception on double-closing if (c instanceof javax.imageio.stream.ImageOutputStream) return; else throw rethrow(e); } } static CloseablesHolder resourceHolder() { return new CloseablesHolder(); } static boolean isAbsoluteURL(String s) { return isURL(s); } static volatile StringBuffer local_log = new StringBuffer(); // not redirected static volatile Appendable print_log = local_log; // might be redirected, e.g. to main bot // in bytes - will cut to half that static volatile int print_log_max = 1024*1024; static volatile int local_log_max = 100*1024; static boolean print_silent = false; // total mute if set static Object print_byThread_lock = new Object(); static volatile ThreadLocal print_byThread; // special handling by thread - prefers F1 static volatile Object print_allThreads; static volatile Object print_preprocess; static void print() { print(""); } static A print(String s, A o) { print(combinePrintParameters(s, o)); return o; } // slightly overblown signature to return original object... static A print(A o) { ping_okInCleanUp(); if (print_silent) return o; String s = o + "\n"; print_noNewLine(s); return o; } static void print_noNewLine(String s) { try { Object f = getThreadLocal(print_byThread_dontCreate()); if (f == null) f = print_allThreads; if (f != null) // We do need the general callF machinery here as print_byThread is sometimes shared between modules if (isFalse( f instanceof F1 ? ((F1) f).get(s) : callF(f, s))) return; } catch (Throwable e) { System.out.println(getStackTrace(e)); } print_raw(s); } static void print_raw(String s) { if (print_preprocess != null) s = (String) callF(print_preprocess, s); s = fixNewLines(s); Appendable loc = local_log; Appendable buf = print_log; int loc_max = print_log_max; if (buf != loc && buf != null) { print_append(buf, s, print_log_max); loc_max = local_log_max; } if (loc != null) print_append(loc, s, loc_max); System.out.print(s); vmBus_send("printed", mc(), s); } static void print_autoRotate() { } static URLConnection openConnection(String url) { try { return openConnection(new URL(url)); } catch (Exception __e) { throw rethrow(__e); } } static URLConnection openConnection(URL url) { try { ping(); callOpt(javax(), "recordOpenURLConnection", str(url)); return url.openConnection(); } catch (Exception __e) { throw rethrow(__e); } } static void setHeaders(URLConnection con) throws IOException { String computerID = getComputerID_quick(); if (computerID != null) try { con.setRequestProperty("X-ComputerID", computerID); con.setRequestProperty("X-OS", System.getProperty("os.name") + " " + System.getProperty("os.version")); } catch (Throwable e) { //printShortException(e); } } static InputStream urlConnection_getInputStream(URLConnection con) throws IOException { return con.getInputStream(); } static void _handleError(Error e) { call(javax(), "_handleError", e); } static AutoCloseable tempInterceptPrintIfNotIntercepted(F1 f) { return print_byThread().get() == null ? tempInterceptPrint(f) : null; } static boolean isURL(String s) { return startsWithOneOf(s, "http://", "https://", "file:"); } static String combinePrintParameters(String s, Object o) { return (endsWithLetterOrDigit(s) ? s + ": " : s) + o; } static void ping_okInCleanUp() { if (ping_pauseAll || ping_anyActions) ping_impl(true); } // this syntax should be removed... static Object getThreadLocal(Object o, String name) { ThreadLocal t = (ThreadLocal) (getOpt(o, name)); return t != null ? t.get() : null; } static A getThreadLocal(ThreadLocal tl) { return tl == null ? null : tl.get(); } static A getThreadLocal(ThreadLocal tl, A defaultValue) { return or(getThreadLocal(tl), defaultValue); } static ThreadLocal print_byThread_dontCreate() { return print_byThread; } static boolean isFalse(Object o) { return eq(false, o); } static Map> callF_cache = newDangerousWeakHashMap(); static A callF(F0 f) { return f == null ? null : f.get(); } static B callF(F1 f, A a) { return f == null ? null : f.get(a); } static A callF(IF0 f) { return f == null ? null : f.get(); } static B callF(IF1 f, A a) { return f == null ? null : f.get(a); } static void callF(VF1 f, A a) { if (f != null) f.get(a); } static Object callF(Runnable r) { { if (r != null) r.run(); } return null; } static Object callF(Object f, Object... args) { if (f instanceof String) return callMCWithVarArgs((String) f, args); // possible SLOWDOWN over callMC return safeCallF(f, args); } static Object safeCallF(Object f, Object... args) { if (f instanceof Runnable) { ((Runnable) f).run(); return null; } if (f == null) return null; Class c = f.getClass(); ArrayList methods; synchronized(callF_cache) { methods = callF_cache.get(c); if (methods == null) methods = callF_makeCache(c); } int n = l(methods); if (n == 0) { throw fail("No get method in " + getClassName(c)); } if (n == 1) return invokeMethod(methods.get(0), f, args); for (int i = 0; i < n; i++) { Method m = methods.get(i); if (call_checkArgs(m, args, false)) return invokeMethod(m, f, args); } throw fail("No matching get method in " + getClassName(c)); } // used internally static ArrayList callF_makeCache(Class c) { ArrayList l = new ArrayList(); Class _c = c; do { for (Method m : _c.getDeclaredMethods()) if (m.getName().equals("get")) { makeAccessible(m); l.add(m); } if (!l.isEmpty()) break; _c = _c.getSuperclass(); } while (_c != null); callF_cache.put(c, l); return l; } static String getStackTrace(Throwable throwable) { lastException(throwable); return getStackTrace_noRecord(throwable); } static String getStackTrace_noRecord(Throwable throwable) { StringWriter writer = new StringWriter(); throwable.printStackTrace(new PrintWriter(writer)); return hideCredentials(writer.toString()); } static String getStackTrace() { return getStackTrace_noRecord(new Throwable()); } static String getStackTrace(String msg) { return getStackTrace_noRecord(new Throwable(msg)); } static String fixNewLines(String s) { int i = indexOf(s, '\r'); if (i < 0) return s; int l = s.length(); StringBuilder out = new StringBuilder(l); out.append(s, 0, i); for (; i < l; i++) { char c = s.charAt(i); if (c != '\r') out.append(c); else { out.append('\n'); if (i+1 < l && s.charAt(i+1) == '\n') ++i; } } return out.toString(); } static void print_append(Appendable buf, String s, int max) { try { synchronized(buf) { buf.append(s); if (buf instanceof StringBuffer) rotateStringBuffer(((StringBuffer) buf), max); else if (buf instanceof StringBuilder) rotateStringBuilder(((StringBuilder) buf), max); } } catch (Exception __e) { throw rethrow(__e); } } static void vmBus_send(String msg, Object... args) { Object arg = vmBus_wrapArgs(args); pcallFAll_minimalExceptionHandling(vm_busListeners_live(), msg, arg); pcallFAll_minimalExceptionHandling(vm_busListenersByMessage_live().get(msg), msg, arg); } static void vmBus_send(String msg) { vmBus_send(msg, (Object) null); } static Class mc() { return main.class; } //sbool ping_actions_shareable = true; static volatile boolean ping_pauseAll = false; static int ping_sleep = 100; // poll pauseAll flag every 100 static volatile boolean ping_anyActions = false; static Map ping_actions = newWeakHashMap(); static ThreadLocal ping_isCleanUpThread = new ThreadLocal(); // always returns true static boolean ping() { //ifdef useNewPing newPing(); //endifdef if (ping_pauseAll || ping_anyActions) ping_impl(true /* XXX */); //ifndef LeanMode ping_impl(); endifndef return true; } // returns true when it slept static boolean ping_impl(boolean okInCleanUp) { try { if (ping_pauseAll && !isAWTThread()) { do Thread.sleep(ping_sleep); while (ping_pauseAll); return true; } if (ping_anyActions) { // don't allow sharing ping_actions if (!okInCleanUp && !isTrue(ping_isCleanUpThread.get())) failIfUnlicensed(); Object action = null; synchronized(ping_actions) { if (!ping_actions.isEmpty()) { action = ping_actions.get(currentThread()); if (action instanceof Runnable) ping_actions.remove(currentThread()); if (ping_actions.isEmpty()) ping_anyActions = false; } } if (action instanceof Runnable) ((Runnable) action).run(); else if (eq(action, "cancelled")) throw fail("Thread cancelled."); } return false; } catch (Exception __e) { throw rethrow(__e); } } static Object callOpt(Object o) { return callF(o); } static Object callOpt(Object o, String method, Object... args) { return callOpt_withVarargs(o, method, args); } static Class javax() { return getJavaX(); } static String str(Object o) { return o == null ? "null" : o.toString(); } static String str(char[] c) { return new String(c); } static String getComputerID_quick() { return computerID(); } static Object call(Object o) { return callF(o); } // varargs assignment fixer for a single string array argument static Object call(Object o, String method, String[] arg) { return call(o, method, new Object[] {arg}); } static Object call(Object o, String method, Object... args) { //ret call_cached(o, method, args); return call_withVarargs(o, method, args); } static ThreadLocal print_byThread() { synchronized(print_byThread_lock) { if (print_byThread == null) print_byThread = new ThreadLocal(); } return print_byThread; } // f can return false to suppress regular printing // call print_raw within f to actually print something static AutoCloseable tempInterceptPrint(F1 f) { return tempSetThreadLocal(print_byThread(), f); } static boolean startsWithOneOf(String s, String... l) { for (String x : l) if (startsWith(s, x)) return true; return false; } static boolean startsWithOneOf(String s, Matches m, String... l) { for (String x : l) if (startsWith(s, x, m)) return true; return false; } static boolean endsWithLetterOrDigit(String s) { return s != null && s.length() > 0 && Character.isLetterOrDigit(s.charAt(s.length()-1)); } static Object getOpt(Object o, String field) { return getOpt_cached(o, field); } static Object getOpt(String field, Object o) { return getOpt_cached(o, field); } static Object getOpt_raw(Object o, String field) { try { Field f = getOpt_findField(o.getClass(), field); if (f == null) return null; makeAccessible(f); return f.get(o); } catch (Exception __e) { throw rethrow(__e); } } // access of static fields is not yet optimized static Object getOpt(Class c, String field) { try { if (c == null) return null; Field f = getOpt_findStaticField(c, field); if (f == null) return null; makeAccessible(f); return f.get(null); } catch (Exception __e) { throw rethrow(__e); } } static Field getOpt_findStaticField(Class c, String field) { Class _c = c; do { for (Field f : _c.getDeclaredFields()) if (f.getName().equals(field) && (f.getModifiers() & java.lang.reflect.Modifier.STATIC) != 0) return f; _c = _c.getSuperclass(); } while (_c != null); return null; } static A or(A a, A b) { return a != null ? a : b; } static boolean eq(Object a, Object b) { return a == b || a != null && b != null && a.equals(b); } // a little kludge for stuff like eq(symbol, "$X") static boolean eq(Symbol a, String b) { return eq(str(a), b); } static Map newDangerousWeakHashMap() { return _registerDangerousWeakMap(synchroMap(new WeakHashMap())); } // initFunction: voidfunc(Map) - is called initially, and after clearing the map static Map newDangerousWeakHashMap(Object initFunction) { return _registerDangerousWeakMap(synchroMap(new WeakHashMap()), initFunction); } static Object callMCWithVarArgs(String method, Object... args) { return call_withVarargs(mc(), method, args); } static int l(Object[] a) { return a == null ? 0 : a.length; } static int l(boolean[] a) { return a == null ? 0 : a.length; } static int l(byte[] a) { return a == null ? 0 : a.length; } static int l(short[] a) { return a == null ? 0 : a.length; } static int l(long[] a) { return a == null ? 0 : a.length; } static int l(int[] a) { return a == null ? 0 : a.length; } static int l(float[] a) { return a == null ? 0 : a.length; } static int l(double[] a) { return a == null ? 0 : a.length; } static int l(char[] a) { return a == null ? 0 : a.length; } static int l(Collection c) { return c == null ? 0 : c.size(); } static int l(Iterator i) { return iteratorCount_int_close(i); } // consumes the iterator && closes it if possible static int l(Map m) { return m == null ? 0 : m.size(); } static int l(CharSequence s) { return s == null ? 0 : s.length(); } static long l(File f) { return f == null ? 0 : f.length(); } static int l(Object o) { return o == null ? 0 : o instanceof String ? l((String) o) : o instanceof Map ? l((Map) o) : o instanceof Collection ? l((Collection) o) : o instanceof Object[] ? l((Object[]) o) : o instanceof boolean[] ? l((boolean[]) o) : o instanceof byte[] ? l((byte[]) o) : o instanceof char[] ? l((char[]) o) : o instanceof short[] ? l((short[]) o) : o instanceof int[] ? l((int[]) o) : o instanceof float[] ? l((float[]) o) : o instanceof double[] ? l((double[]) o) : o instanceof long[] ? l((long[]) o) : (Integer) call(o, "size"); } static RuntimeException fail() { throw new RuntimeException("fail"); } static RuntimeException fail(Throwable e) { throw asRuntimeException(e); } static RuntimeException fail(Object msg) { throw new RuntimeException(String.valueOf(msg)); } static RuntimeException fail(Object... objects) { throw new Fail(objects); } static RuntimeException fail(String msg) { throw new RuntimeException(msg == null ? "" : msg); } static RuntimeException fail(String msg, Throwable innerException) { throw new RuntimeException(msg, innerException); } static String getClassName(Object o) { return o == null ? "null" : o instanceof Class ? ((Class) o).getName() : o.getClass().getName(); } static Object invokeMethod(Method m, Object o, Object... args) { try { try { return m.invoke(o, args); } catch (InvocationTargetException e) { throw rethrow(getExceptionCause(e)); } catch (IllegalArgumentException e) { throw new IllegalArgumentException(e.getMessage() + " - was calling: " + m + ", args: " + joinWithSpace(classNames(args))); } } catch (Exception __e) { throw rethrow(__e); } } static boolean call_checkArgs(Method m, Object[] args, boolean debug) { Class[] types = m.getParameterTypes(); if (types.length != args.length) { if (debug) print("Bad parameter length: " + args.length + " vs " + types.length); return false; } for (int i = 0; i < types.length; i++) { Object arg = args[i]; if (!(arg == null ? !types[i].isPrimitive() : isInstanceX(types[i], arg))) { if (debug) print("Bad parameter " + i + ": " + arg + " vs " + types[i]); return false; } } return true; } static Field makeAccessible(Field f) { try { f.setAccessible(true); } catch (Throwable e) { // Note: The error reporting only works with Java VM option --illegal-access=deny vmBus_send("makeAccessible_error", e, f); } return f; } static Method makeAccessible(Method m) { try { m.setAccessible(true); } catch (Throwable e) { vmBus_send("makeAccessible_error", e, m); } return m; } static Constructor makeAccessible(Constructor c) { try { c.setAccessible(true); } catch (Throwable e) { vmBus_send("makeAccessible_error", e, c); } return c; } // PersistableThrowable doesn't hold GC-disturbing class references in backtrace static volatile PersistableThrowable lastException_lastException; static PersistableThrowable lastException() { return lastException_lastException; } static void lastException(Throwable e) { lastException_lastException = persistableThrowable(e); } static String hideCredentials(URL url) { return url == null ? null : hideCredentials(str(url)); } static String hideCredentials(String url) { try { if (startsWithOneOf(url, "http://", "https://") && isAGIBlueDomain(hostNameFromURL(url))) return url; } catch (Throwable e) { print("HideCredentials", e); } return url.replaceAll("([&?])(_pass|key|cookie)=[^&\\s\"]*", "$1$2="); } static String hideCredentials(Object o) { return hideCredentials(str(o)); } static int indexOf(List l, A a, int startIndex) { if (l == null) return -1; int n = l(l); for (int i = startIndex; i < n; i++) if (eq(l.get(i), a)) return i; return -1; } static int indexOf(List l, int startIndex, A a) { return indexOf(l, a, startIndex); } static int indexOf(List l, A a) { if (l == null) return -1; return l.indexOf(a); } static int indexOf(String a, String b) { return a == null || b == null ? -1 : a.indexOf(b); } static int indexOf(String a, String b, int i) { return a == null || b == null ? -1 : a.indexOf(b, i); } static int indexOf(String a, char b) { return a == null ? -1 : a.indexOf(b); } static int indexOf(String a, int i, char b) { return indexOf(a, b, i); } static int indexOf(String a, char b, int i) { return a == null ? -1 : a.indexOf(b, i); } static int indexOf(String a, int i, String b) { return a == null || b == null ? -1 : a.indexOf(b, i); } static int indexOf(A[] x, A a) { int n = l(x); for (int i = 0; i < n; i++) if (eq(x[i], a)) return i; return -1; } static void rotateStringBuffer(StringBuffer buf, int max) { try { if (buf == null) return; synchronized(buf) { if (buf.length() <= max) return; try { int newLength = max/2; int ofs = buf.length()-newLength; String newString = buf.substring(ofs); buf.setLength(0); buf.append("[...] ").append(newString); } catch (Exception e) { buf.setLength(0); } buf.trimToSize(); } } catch (Exception __e) { throw rethrow(__e); } } static void rotateStringBuilder(StringBuilder buf, int max) { try { if (buf == null) return; synchronized(buf) { if (buf.length() <= max) return; try { int newLength = max/2; int ofs = buf.length()-newLength; String newString = buf.substring(ofs); buf.setLength(0); buf.append("[...] ").append(newString); } catch (Exception e) { buf.setLength(0); } buf.trimToSize(); } } catch (Exception __e) { throw rethrow(__e); } } static Object vmBus_wrapArgs(Object... args) { return empty(args) ? null : l(args) == 1 ? args[0] : args; } static void pcallFAll_minimalExceptionHandling(Collection l, Object... args) { if (l != null) for (Object f : cloneList(l)) { ping(); pcallF_minimalExceptionHandling(f, args); } } static void pcallFAll_minimalExceptionHandling(Iterator it, Object... args) { while (it.hasNext()) { ping(); pcallF_minimalExceptionHandling(it.next(), args); } } static Set vm_busListeners_live_cache; static Set vm_busListeners_live() { if (vm_busListeners_live_cache == null) vm_busListeners_live_cache = vm_busListeners_live_load(); return vm_busListeners_live_cache; } static Set vm_busListeners_live_load() { return vm_generalIdentityHashSet("busListeners"); } static Map vm_busListenersByMessage_live_cache; static Map vm_busListenersByMessage_live() { if (vm_busListenersByMessage_live_cache == null) vm_busListenersByMessage_live_cache = vm_busListenersByMessage_live_load(); return vm_busListenersByMessage_live_cache; } static Map vm_busListenersByMessage_live_load() { return vm_generalHashMap("busListenersByMessage"); } static Map newWeakHashMap() { return _registerWeakMap(synchroMap(new WeakHashMap())); } static void newPing() { var tl = newPing_actionTL(); Runnable action = tl == null ? null : tl.get(); { if (action != null) action.run(); } } // TODO: test if android complains about this static boolean isAWTThread() { if (isAndroid()) return false; if (isHeadless()) return false; return isAWTThread_awt(); } static boolean isAWTThread_awt() { return SwingUtilities.isEventDispatchThread(); } static boolean isTrue(Object o) { if (o instanceof Boolean) return ((Boolean) o).booleanValue(); if (o == null) return false; if (o instanceof ThreadLocal) // TODO: remove this return isTrue(((ThreadLocal) o).get()); throw fail(getClassName(o)); } static boolean isTrue(Boolean b) { return b != null && b.booleanValue(); } static void failIfUnlicensed() { assertTrue("license off", licensed()); } static Thread currentThread() { return Thread.currentThread(); } static Object callOpt_withVarargs(Object o, String method, Object... args) { try { if (o == null) return null; if (o instanceof Class) { Class c = (Class) o; _MethodCache cache = callOpt_getCache(c); Method me = cache.findMethod(method, args); if (me == null) { // TODO: varargs return null; } if ((me.getModifiers() & Modifier.STATIC) == 0) return null; return invokeMethod(me, null, args); } else { Class c = o.getClass(); _MethodCache cache = callOpt_getCache(c); Method me = cache.findMethod(method, args); if (me != null) return invokeMethod(me, o, args); // try varargs List methods = cache.cache.get(method); if (methods != null) methodSearch: for (Method m : methods) { { if (!(m.isVarArgs())) continue; } Object[] newArgs = massageArgsForVarArgsCall(m, args); if (newArgs != null) return invokeMethod(m, o, newArgs); } return null; } } catch (Exception __e) { throw rethrow(__e); } } static Class __javax; static Class getJavaX() { try { return __javax; } catch (Exception __e) { throw rethrow(__e); } } static String _computerID; static Lock computerID_lock = lock(); public static String computerID() { if (_computerID == null) { Lock __0 = computerID_lock; lock(__0); try { if (_computerID != null) return _computerID; File file = computerIDFile(); _computerID = loadTextFile(file.getPath()); if (_computerID == null) { // legacy load _computerID = loadTextFile(userDir(".tinybrain/computer-id")); if (_computerID == null) _computerID = makeRandomID(12, new SecureRandom()); saveTextFile(file, _computerID); } } finally { unlock(__0); } } return _computerID; } static Object call_withVarargs(Object o, String method, Object... args) { try { if (o == null) return null; if (o instanceof Class) { Class c = (Class) o; _MethodCache cache = callOpt_getCache(c); Method me = cache.findStaticMethod(method, args); if (me != null) return invokeMethod(me, null, args); // try varargs List methods = cache.cache.get(method); if (methods != null) methodSearch: for (Method m : methods) { { if (!(m.isVarArgs())) continue; } { if (!(isStaticMethod(m))) continue; } Object[] newArgs = massageArgsForVarArgsCall(m, args); if (newArgs != null) return invokeMethod(m, null, newArgs); } throw fail("Method " + c.getName() + "." + method + "(" + joinWithComma(classNames(args)) + ") not found"); } else { Class c = o.getClass(); _MethodCache cache = callOpt_getCache(c); Method me = cache.findMethod(method, args); if (me != null) return invokeMethod(me, o, args); // try varargs List methods = cache.cache.get(method); if (methods != null) methodSearch: for (Method m : methods) { { if (!(m.isVarArgs())) continue; } Object[] newArgs = massageArgsForVarArgsCall(m, args); if (newArgs != null) return invokeMethod(m, o, newArgs); } throw fail("Method " + c.getName() + "." + method + "(" + joinWithComma(classNames(args)) + ") not found"); } } catch (Exception __e) { throw rethrow(__e); } } static AutoCloseable tempSetThreadLocal(final ThreadLocal tl, A a) { if (tl == null) return null; final A prev = setThreadLocal(tl, a); return new AutoCloseable() { public String toString() { return "tl.set(prev);"; } public void close() throws Exception { tl.set(prev); }}; } static boolean startsWith(String a, String b) { return a != null && a.startsWith(unnull(b)); } static boolean startsWith(String a, char c) { return nemptyString(a) && a.charAt(0) == c; } static boolean startsWith(String a, String b, Matches m) { if (!startsWith(a, b)) return false; if (m != null) m.m = new String[] {substring(a, strL(b))}; return true; } static boolean startsWith(List a, List b) { if (a == null || listL(b) > listL(a)) return false; for (int i = 0; i < listL(b); i++) if (neq(a.get(i), b.get(i))) return false; return true; } //static final Map> getOpt_cache = newDangerousWeakHashMap(f getOpt_special_init); static class getOpt_Map extends WeakHashMap { getOpt_Map() { if (getOpt_special == null) getOpt_special = new HashMap(); clear(); } public void clear() { super.clear(); //print("getOpt clear"); put(Class.class, getOpt_special); put(String.class, getOpt_special); } } static final Map> getOpt_cache = _registerDangerousWeakMap(synchroMap(new getOpt_Map())); //static final Map> getOpt_cache = _registerWeakMap(synchroMap(new getOpt_Map)); static HashMap getOpt_special; // just a marker /*static void getOpt_special_init(Map map) { map.put(Class.class, getOpt_special); map.put(S.class, getOpt_special); }*/ static Map getOpt_getFieldMap(Object o) { Class c = _getClass(o); HashMap map = getOpt_cache.get(c); if (map == null) map = getOpt_makeCache(c); return map; } static Object getOpt_cached(Object o, String field) { try { if (o == null) return null; Map map = getOpt_getFieldMap(o); if (map == getOpt_special) { if (o instanceof Class) return getOpt((Class) o, field); /*if (o instanceof S) ret getOpt(getBot((S) o), field);*/ if (o instanceof Map) return ((Map) o).get(field); } Field f = map.get(field); if (f != null) return f.get(o); if (o instanceof DynamicObject) return syncMapGet2(((DynamicObject) o).fieldValues, field); return null; } catch (Exception __e) { throw rethrow(__e); } } // used internally - we are in synchronized block static HashMap getOpt_makeCache(Class c) { HashMap map; if (isSubtypeOf(c, Map.class)) map = getOpt_special; else { map = new HashMap(); if (!reflection_classesNotToScan().contains(c.getName())) { Class _c = c; do { for (Field f : _c.getDeclaredFields()) { makeAccessible(f); String name = f.getName(); if (!map.containsKey(name)) map.put(name, f); } _c = _c.getSuperclass(); } while (_c != null); } } if (getOpt_cache != null) getOpt_cache.put(c, map); return map; } static Field getOpt_findField(Class c, String field) { Class _c = c; do { for (Field f : _c.getDeclaredFields()) if (f.getName().equals(field)) return f; _c = _c.getSuperclass(); } while (_c != null); return null; } static List _registerDangerousWeakMap_preList; static A _registerDangerousWeakMap(A map) { return _registerDangerousWeakMap(map, null); } static A _registerDangerousWeakMap(A map, Object init) { callF(init, map); if (init instanceof String) { final String f = (String) init; init = new VF1() { public void get(Map map) { try { callMC(f, map) ; } catch (Exception __e) { throw rethrow(__e); } } public String toString() { return "callMC(f, map)"; }}; } if (javax() == null) { // We're in class init if (_registerDangerousWeakMap_preList == null) _registerDangerousWeakMap_preList = synchroList(); _registerDangerousWeakMap_preList.add(pair(map, init)); return map; } call(javax(), "_registerDangerousWeakMap", map, init); return map; } static void _onLoad_registerDangerousWeakMap() { assertNotNull(javax()); if (_registerDangerousWeakMap_preList == null) return; for (Pair p : _registerDangerousWeakMap_preList) _registerDangerousWeakMap(p.a, p.b); _registerDangerousWeakMap_preList = null; } static Map synchroMap() { return synchroHashMap(); } static Map synchroMap(Map map) { return Collections.synchronizedMap(map); } static int iteratorCount_int_close(Iterator i) { try { int n = 0; if (i != null) while (i.hasNext()) { i.next(); ++n; } if (i instanceof AutoCloseable) ((AutoCloseable) i).close(); return n; } catch (Exception __e) { throw rethrow(__e); } } static RuntimeException asRuntimeException(Throwable t) { if (t instanceof Error) _handleError((Error) t); return t instanceof RuntimeException ? (RuntimeException) t : new RuntimeException(t); } static Throwable getExceptionCause(Throwable e) { Throwable c = e.getCause(); return c != null ? c : e; } static String joinWithSpace(Iterable c) { return join(" ", c); } static String joinWithSpace(String... c) { return join(" ", c); } static List classNames(Collection l) { return getClassNames(l); } static List classNames(Object[] l) { return getClassNames(Arrays.asList(l)); } static boolean isInstanceX(Class type, Object arg) { if (type == boolean.class) return arg instanceof Boolean; if (type == int.class) return arg instanceof Integer; if (type == long.class) return arg instanceof Long; if (type == float.class) return arg instanceof Float; if (type == short.class) return arg instanceof Short; if (type == char.class) return arg instanceof Character; if (type == byte.class) return arg instanceof Byte; if (type == double.class) return arg instanceof Double; return type.isInstance(arg); } static PersistableThrowable persistableThrowable(Throwable e) { return e == null ? null : new PersistableThrowable(e); } static boolean isAGIBlueDomain(String domain) { return domainIsUnder(domain, theAGIBlueDomain()); } static String hostNameFromURL(String url) { try { return new URL(url).getHost(); } catch (Exception __e) { throw rethrow(__e); } } static boolean empty(Collection c) { return c == null || c.isEmpty(); } static boolean empty(Iterable c) { return c == null || !c.iterator().hasNext(); } static boolean empty(CharSequence s) { return s == null || s.length() == 0; } static boolean empty(Map map) { return map == null || map.isEmpty(); } static boolean empty(Object[] o) { return o == null || o.length == 0; } static boolean empty(Object o) { if (o instanceof Collection) return empty((Collection) o); if (o instanceof String) return empty((String) o); if (o instanceof Map) return empty((Map) o); if (o instanceof Object[]) return empty((Object[]) o); if (o instanceof byte[]) return empty((byte[]) o); if (o == null) return true; throw fail("unknown type for 'empty': " + getType(o)); } static boolean empty(Iterator i) { return i == null || !i.hasNext(); } static boolean empty(double[] a) { return a == null || a.length == 0; } static boolean empty(float[] a) { return a == null || a.length == 0; } static boolean empty(int[] a) { return a == null || a.length == 0; } static boolean empty(long[] a) { return a == null || a.length == 0; } static boolean empty(byte[] a) { return a == null || a.length == 0; } static boolean empty(short[] a) { return a == null || a.length == 0; } static boolean empty(File f) { return getFileSize(f) == 0; } static ArrayList cloneList(Iterable l) { return l instanceof Collection ? cloneList((Collection) l) : asList(l); } static ArrayList cloneList(Collection l) { if (l == null) return new ArrayList(); synchronized(collectionMutex(l)) { return new ArrayList(l); } } static Object pcallF_minimalExceptionHandling(Object f, Object... args) { try { return callFunction(f, args); } catch (Throwable e) { System.out.println(getStackTrace(e)); _storeException(e); } return null; } static Set vm_generalIdentityHashSet(Object name) { synchronized(get(javax(), "generalMap")) { Set set = (Set) (vm_generalMap_get(name)); if (set == null) vm_generalMap_put(name, set = syncIdentityHashSet()); return set; } } static Map vm_generalHashMap(Object name) { synchronized(get(javax(), "generalMap")) { Map m = (Map) (vm_generalMap_get(name)); if (m == null) vm_generalMap_put(name, m = syncHashMap()); return m; } } static List _registerWeakMap_preList; static A _registerWeakMap(A map) { if (javax() == null) { // We're in class init if (_registerWeakMap_preList == null) _registerWeakMap_preList = synchroList(); _registerWeakMap_preList.add(map); return map; } try { call(javax(), "_registerWeakMap", map); } catch (Throwable e) { printException(e); print("Upgrade JavaX!!"); } return map; } static void _onLoad_registerWeakMap() { assertNotNull(javax()); if (_registerWeakMap_preList == null) return; for (Object o : _registerWeakMap_preList) _registerWeakMap(o); _registerWeakMap_preList = null; } static x30_pkg.x30_util.BetterThreadLocal newPing_actionTL; static x30_pkg.x30_util.BetterThreadLocal newPing_actionTL() { if (newPing_actionTL == null) newPing_actionTL = vm_generalMap_getOrCreate("newPing_actionTL", () -> new x30_pkg.x30_util.BetterThreadLocal()); return newPing_actionTL; } static int isAndroid_flag; static boolean isAndroid() { if (isAndroid_flag == 0) isAndroid_flag = System.getProperty("java.vendor").toLowerCase().indexOf("android") >= 0 ? 1 : -1; return isAndroid_flag > 0; } static Boolean isHeadless_cache; static boolean isHeadless() { if (isHeadless_cache != null) return isHeadless_cache; if (isAndroid()) return isHeadless_cache = true; if (GraphicsEnvironment.isHeadless()) return isHeadless_cache = true; // Also check if AWT actually works. // If DISPLAY variable is set but no X server up, this will notice. try { SwingUtilities.isEventDispatchThread(); return isHeadless_cache = false; } catch (Throwable e) { return isHeadless_cache = true; } } static void assertTrue(Object o) { if (!(eq(o, true) /*|| isTrue(pcallF(o))*/)) throw fail(str(o)); } static boolean assertTrue(String msg, boolean b) { if (!b) throw fail(msg); return b; } static boolean assertTrue(boolean b) { if (!b) throw fail("oops"); return b; } static volatile boolean licensed_yes = true; static boolean licensed() { if (!licensed_yes) return false; ping_okInCleanUp(); return true; } static void licensed_off() { licensed_yes = false; } static final Map callOpt_cache = newDangerousWeakHashMap(); static Object callOpt_cached(Object o, String methodName, Object... args) { try { if (o == null) return null; if (o instanceof Class) { Class c = (Class) o; _MethodCache cache = callOpt_getCache(c); // TODO: (super-rare) case where method exists static and non-static // with different args Method me = cache.findMethod(methodName, args); if (me == null || (me.getModifiers() & Modifier.STATIC) == 0) return null; return invokeMethod(me, null, args); } else { Class c = o.getClass(); _MethodCache cache = callOpt_getCache(c); Method me = cache.findMethod(methodName, args); if (me == null) return null; return invokeMethod(me, o, args); } } catch (Exception __e) { throw rethrow(__e); } } // no longer synchronizes! (see #1102990) static _MethodCache callOpt_getCache(Class c) { _MethodCache cache = callOpt_cache.get(c); if (cache == null) callOpt_cache.put(c, cache = new _MethodCache(c)); return cache; } static Object[] massageArgsForVarArgsCall(Method m, Object[] args) { Class[] types = m.getParameterTypes(); int n = types.length-1, nArgs = args.length; if (nArgs < n) return null; for (int i = 0; i < n; i++) if (!argumentCompatibleWithType(args[i], types[i])) return null; Class varArgType = types[n].getComponentType(); for (int i = n; i < nArgs; i++) if (!argumentCompatibleWithType(args[i], varArgType)) return null; Object[] newArgs = new Object[n+1]; arraycopy(args, 0, newArgs, 0, n); Object[] varArgs = arrayOfType(varArgType, nArgs-n); arraycopy(args, n, varArgs, 0, nArgs-n); newArgs[n] = varArgs; return newArgs; } static void lock(Lock lock) { try { ping(); if (lock == null) return; try { vmBus_send("locking", lock, "thread" , currentThread()); lock.lockInterruptibly(); vmBus_send("locked", lock, "thread" , currentThread()); } catch (InterruptedException e) { Object reason = vm_threadInterruptionReasonsMap().get(currentThread()); print("Locking interrupted! Reason: " + strOr(reason, "Unknown")); printStackTrace(e); rethrow(e); } // NO call to ping here! Make sure lock is always released. } catch (Exception __e) { throw rethrow(__e); } } static void lock(Lock lock, String msg) { print("Locking: " + msg); lock(lock); } static void lock(Lock lock, String msg, long timeout) { print("Locking: " + msg); lockOrFail(lock, timeout); } static ReentrantLock lock() { return fairLock(); } static File computerIDFile() { return javaxDataDir("Basic Info/computer-id.txt"); } 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 File userDir() { return new File(userHome()); } static File userDir(String path) { return new File(userHome(), path); } static String makeRandomID(int length) { return makeRandomID(length, defaultRandomGenerator()); } static String makeRandomID(int length, Random random) { char[] id = new char[length]; for (int i = 0; i < id.length; i++) id[i] = (char) ((int) 'a' + random.nextInt(26)); return new String(id); } static String makeRandomID(Random r, int length) { return makeRandomID(length, r); } /** writes safely (to temp file, then rename) */ static File saveTextFile(String fileName, String contents) throws IOException { CriticalAction action = beginCriticalAction("Saving file " + fileName + " (" + l(contents) + " chars)"); try { File file = new File(fileName); mkdirsForFile(file); String tempFileName = fileName + "_temp"; File tempFile = new File(tempFileName); if (contents != null) { if (tempFile.exists()) try { String saveName = tempFileName + ".saved." + now(); copyFile(tempFile, new File(saveName)); } catch (Throwable e) { printStackTrace(e); } FileOutputStream fileOutputStream = newFileOutputStream(tempFile.getPath()); OutputStreamWriter outputStreamWriter = new OutputStreamWriter(fileOutputStream, "UTF-8"); PrintWriter printWriter = new PrintWriter(outputStreamWriter); printWriter.print(contents); printWriter.close(); } if (file.exists() && !file.delete()) throw new IOException("Can't delete " + fileName); if (contents != null) if (!tempFile.renameTo(file)) throw new IOException("Can't rename " + tempFile + " to " + file); vmBus_send("wroteFile", file); return file; } finally { action.done(); } } static File saveTextFile(File fileName, String contents) { try { saveTextFile(fileName.getPath(), contents); return fileName; } catch (Exception __e) { throw rethrow(__e); } } static void unlock(Lock lock, String msg) { if (lock == null) return; lock.unlock(); vmBus_send("unlocked", lock, "thread" , currentThread()); print("Unlocked: " + msg); // print afterwards to make sure the lock is always unlocked } static void unlock(Lock lock) { if (lock == null) return; lock.unlock(); vmBus_send("unlocked", lock, "thread" , currentThread()); } static boolean isStaticMethod(Method m) { return methodIsStatic(m); } static String joinWithComma(Collection c) { return join(", ", c); } static String joinWithComma(String... c) { return join(", ", c); } static String joinWithComma(Pair p) { return p == null ? "" : joinWithComma(str(p.a), str(p.b)); } static A setThreadLocal(ThreadLocal tl, A value) { if (tl == null) return null; A old = tl.get(); tl.set(value); return old; } static String unnull(String s) { return s == null ? "" : s; } static Collection unnull(Collection l) { return l == null ? emptyList() : l; } static List unnull(List l) { return l == null ? emptyList() : l; } static int[] unnull(int[] l) { return l == null ? emptyIntArray() : l; } static char[] unnull(char[] l) { return l == null ? emptyCharArray() : l; } static double[] unnull(double[] l) { return l == null ? emptyDoubleArray() : l; } static Map unnull(Map l) { return l == null ? emptyMap() : l; } static Iterable unnull(Iterable i) { return i == null ? emptyList() : i; } static A[] unnull(A[] a) { return a == null ? (A[]) emptyObjectArray() : a; } static BitSet unnull(BitSet b) { return b == null ? new BitSet() : b; } //ifclass Symbol static Symbol unnull(Symbol s) { return s == null ? emptySymbol() : s; } //endif static Pair unnull(Pair p) { return p != null ? p : new Pair(null, null); } static int unnull(Integer i) { return i == null ? 0 : i; } static long unnull(Long l) { return l == null ? 0L : l; } static double unnull(Double l) { return l == null ? 0.0 : l; } static boolean nemptyString(String s) { return s != null && s.length() > 0; } static String substring(String s, int x) { return substring(s, x, strL(s)); } static String substring(String s, int x, int y) { if (s == null) return null; if (x < 0) x = 0; int n = s.length(); if (y < x) y = x; if (y > n) y = n; if (x >= y) return ""; return s.substring(x, y); } // convenience method for quickly dropping a prefix static String substring(String s, CharSequence l) { return substring(s, lCharSequence(l)); } static int strL(String s) { return s == null ? 0 : s.length(); } static int listL(Collection l) { return l == null ? 0 : l.size(); } static boolean neq(Object a, Object b) { return !eq(a, b); } static void clear(Collection c) { if (c != null) c.clear(); } static void clear(Map map) { if (map != null) map.clear(); } static void put(Map map, A a, B b) { if (map != null) map.put(a, b); } static void put(List l, int i, A a) { if (l != null && i >= 0 && i < l(l)) l.set(i, a); } static Class _getClass(String name) { try { return Class.forName(name); } catch (ClassNotFoundException e) { return null; // could optimize this } } static Class _getClass(Object o) { return o == null ? null : o instanceof Class ? (Class) o : o.getClass(); } static Class _getClass(Object realm, String name) { try { return classLoaderForObject(realm).loadClass(classNameToVM(name)); } catch (ClassNotFoundException e) { return null; // could optimize this } } static B syncMapGet2(Map map, A a) { if (map == null) return null; synchronized(collectionMutex(map)) { return map.get(a); } } static B syncMapGet2(A a, Map map) { return syncMapGet2(map, a); } static boolean isSubtypeOf(Class a, Class b) { return b.isAssignableFrom(a); // << always hated that method, let's replace it! } static Set reflection_classesNotToScan_value = litset( "jdk.internal.loader.URLClassPath" ); static Set reflection_classesNotToScan() { return reflection_classesNotToScan_value; } static HashMap> callMC_cache = new HashMap(); static String callMC_key; static Method callMC_value; // varargs assignment fixer for a single string array argument static Object callMC(String method, String[] arg) { return callMC(method, new Object[] {arg}); } static Object callMC(String method, Object... args) { try { Method me; if (callMC_cache == null) callMC_cache = new HashMap(); // initializer time workaround synchronized(callMC_cache) { me = method == callMC_key ? callMC_value : null; } if (me != null) try { return invokeMethod(me, null, args); } catch (IllegalArgumentException e) { throw new RuntimeException("Can't call " + me + " with arguments " + classNames(args), e); } List m; synchronized(callMC_cache) { m = callMC_cache.get(method); } if (m == null) { if (callMC_cache.isEmpty()) { callMC_makeCache(); m = callMC_cache.get(method); } if (m == null) throw fail("Method named " + method + " not found in main"); } int n = m.size(); if (n == 1) { me = m.get(0); synchronized(callMC_cache) { callMC_key = method; callMC_value = me; } try { return invokeMethod(me, null, args); } catch (IllegalArgumentException e) { throw new RuntimeException("Can't call " + me + " with arguments " + classNames(args), e); } } for (int i = 0; i < n; i++) { me = m.get(i); if (call_checkArgs(me, args, false)) return invokeMethod(me, null, args); } throw fail("No method called " + method + " with arguments (" + joinWithComma(getClasses(args)) + ") found in main"); } catch (Exception __e) { throw rethrow(__e); } } static void callMC_makeCache() { synchronized(callMC_cache) { callMC_cache.clear(); Class _c = (Class) mc(), c = _c; while (c != null) { for (Method m : c.getDeclaredMethods()) if ((m.getModifiers() & java.lang.reflect.Modifier.STATIC) != 0) { makeAccessible(m); multiMapPut(callMC_cache, m.getName(), m); } c = c.getSuperclass(); } } } static List synchroList() { return synchroList(new ArrayList()); } static List synchroList(List l) { return Collections.synchronizedList(l); } static Pair pair(A a, B b) { return new Pair(a, b); } static Pair pair(A a) { return new Pair(a, a); } static A assertNotNull(A a) { assertTrue(a != null); return a; } static A assertNotNull(String msg, A a) { assertTrue(msg, a != null); return a; } static Map synchroHashMap() { return synchronizedMap(new HashMap()); } public static String join(String glue, Iterable strings) { if (strings == null) return ""; if (strings instanceof Collection) { if (((Collection) strings).size() == 1) return str(first((Collection) strings)); } StringBuilder buf = new StringBuilder(); Iterator i = strings.iterator(); if (i.hasNext()) { buf.append(i.next()); while (i.hasNext()) buf.append(glue).append(i.next()); } return buf.toString(); } public static String join(String glue, String... strings) { return join(glue, Arrays.asList(strings)); } static String join(Iterable strings) { return join("", strings); } static String join(Iterable strings, String glue) { return join(glue, strings); } public static String join(String[] strings) { return join("", strings); } static String join(String glue, Pair p) { return p == null ? "" : str(p.a) + glue + str(p.b); } static List getClassNames(Collection l) { List out = new ArrayList(); if (l != null) for (Object o : l) out.add(o == null ? null : getClassName(o)); return out; } static boolean domainIsUnder(String domain, String mainDomain) { return eqic(domain, mainDomain) || ewic(domain, "." + mainDomain); } static String theAGIBlueDomain() { return "agi.blue"; } static String getType(Object o) { return getClassName(o); } static long getFileSize(String path) { return path == null ? 0 : new File(path).length(); } static long getFileSize(File f) { return f == null ? 0 : f.length(); } // unclear semantics as to whether return null on null static ArrayList asList(A[] a) { return a == null ? new ArrayList() : new ArrayList(Arrays.asList(a)); } static ArrayList asList(int[] a) { if (a == null) return null; ArrayList l = emptyList(a.length); for (int i : a) l.add(i); return l; } static ArrayList asList(long[] a) { if (a == null) return null; ArrayList l = emptyList(a.length); for (long i : a) l.add(i); return l; } static ArrayList asList(float[] a) { if (a == null) return null; ArrayList l = emptyList(a.length); for (float i : a) l.add(i); return l; } static ArrayList asList(double[] a) { if (a == null) return null; ArrayList l = emptyList(a.length); for (double i : a) l.add(i); return l; } static ArrayList asList(Iterator it) { ArrayList l = new ArrayList(); if (it != null) while (it.hasNext()) l.add(it.next()); return l; } // disambiguation static ArrayList asList(IterableIterator s) { return asList((Iterator) s); } static ArrayList asList(Iterable s) { if (s instanceof ArrayList) return (ArrayList) s; ArrayList l = new ArrayList(); if (s != null) for (A a : s) l.add(a); return l; } static ArrayList asList(Enumeration e) { ArrayList l = new ArrayList(); if (e != null) while (e.hasMoreElements()) l.add(e.nextElement()); return l; } static List asList(Pair p) { return p == null ? null : ll(p.a, p.b); } static Object collectionMutex(List l) { return l; } static Object collectionMutex(Object o) { if (o instanceof List) return o; String c = className(o); if (eq(c, "java.util.TreeMap$KeySet")) c = className(o = getOpt(o, "m")); else if (eq(c, "java.util.HashMap$KeySet")) c = className(o = get_raw(o, "this$0")); if (eqOneOf(c, "java.util.TreeMap$AscendingSubMap", "java.util.TreeMap$DescendingSubMap")) c = className(o = get_raw(o, "m")); return o; } static Object callFunction(Object f, Object... args) { return callF(f, args); } static Throwable _storeException_value; static void _storeException(Throwable e) { _storeException_value = e; } // get purpose 1: access a list/array/map (safer version of x.get(y)) static A get(List l, int idx) { return l != null && idx >= 0 && idx < l(l) ? l.get(idx) : null; } // seems to conflict with other signatures /*static B get(Map map, A key) { ret map != null ? map.get(key) : null; }*/ static A get(A[] l, int idx) { return idx >= 0 && idx < l(l) ? l[idx] : null; } // default to false static boolean get(boolean[] l, int idx) { return idx >= 0 && idx < l(l) ? l[idx] : false; } // get purpose 2: access a field by reflection or a map static Object get(Object o, String field) { try { if (o == null) return null; if (o instanceof Class) return get((Class) o, field); if (o instanceof Map) return ((Map) o).get(field); Field f = getOpt_findField(o.getClass(), field); if (f != null) { makeAccessible(f); return f.get(o); } if (o instanceof DynamicObject) return getOptDynOnly(((DynamicObject) o), field); } catch (Exception e) { throw asRuntimeException(e); } throw new RuntimeException("Field '" + field + "' not found in " + o.getClass().getName()); } static Object get_raw(String field, Object o) { return get_raw(o, field); } static Object get_raw(Object o, String field) { try { if (o == null) return null; Field f = get_findField(o.getClass(), field); makeAccessible(f); return f.get(o); } catch (Exception __e) { throw rethrow(__e); } } static Object get(Class c, String field) { try { Field f = get_findStaticField(c, field); makeAccessible(f); return f.get(null); } catch (Exception e) { throw new RuntimeException(e); } } static Field get_findStaticField(Class c, String field) { Class _c = c; do { for (Field f : _c.getDeclaredFields()) if (f.getName().equals(field) && (f.getModifiers() & java.lang.reflect.Modifier.STATIC) != 0) return f; _c = _c.getSuperclass(); } while (_c != null); throw new RuntimeException("Static field '" + field + "' not found in " + c.getName()); } static Field get_findField(Class c, String field) { Class _c = c; do { for (Field f : _c.getDeclaredFields()) if (f.getName().equals(field)) return f; _c = _c.getSuperclass(); } while (_c != null); throw new RuntimeException("Field '" + field + "' not found in " + c.getName()); } static Object get(String field, Object o) { return get(o, field); } static boolean get(BitSet bs, int idx) { return bs != null && bs.get(idx); } static Object vm_generalMap_get(Object key) { return vm_generalMap().get(key); } static Object vm_generalMap_put(Object key, Object value) { return mapPutOrRemove(vm_generalMap(), key, value); } static Set syncIdentityHashSet() { return (Set) synchronizedSet(identityHashSet()); } static Map syncHashMap() { return synchroHashMap(); } static A printException(A e) { printStackTrace(e); return e; } static A vm_generalMap_getOrCreate(Object key, F0 create) { return vm_generalMap_getOrCreate(key, f0ToIF0(create)); } static A vm_generalMap_getOrCreate(Object key, IF0 create) { Map generalMap = vm_generalMap(); if (generalMap == null) return null; // must be x30 init synchronized(generalMap) { // should switch to locks here A a = (A) (vm_generalMap_get(key)); if (a == null) vm_generalMap_put(key, a = create == null ? null : create.get()); return a; } } static boolean argumentCompatibleWithType(Object arg, Class type) { return arg == null ? !type.isPrimitive() : isInstanceX(type, arg); } static void arraycopy(Object[] a, Object[] b) { if (a != null && b != null) arraycopy(a, 0, b, 0, Math.min(a.length, b.length)); } static void arraycopy(Object src, int srcPos, Object dest, int destPos, int n) { if (n != 0) System.arraycopy(src, srcPos, dest, destPos, n); } static A[] arrayOfType(Class type, int n) { return makeArray(type, n); } static A[] arrayOfType(int n, Class type) { return arrayOfType(type, n); } static Map vm_threadInterruptionReasonsMap() { return vm_generalWeakSubMap("Thread interruption reasons"); } static String strOr(Object o, String ifNull) { return o == null ? ifNull : str(o); } static A printStackTrace(A e) { // we go to system.out now - system.err is nonsense print(getStackTrace(e)); return e; } static void printStackTrace() { printStackTrace(new Throwable()); } static void printStackTrace(String msg) { printStackTrace(new Throwable(msg)); } static void printStackTrace(String msg, Throwable e) { printStackTrace(new Throwable(msg, e)); } static 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 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 ThreadLocal> checkFileNotTooBigToRead_tl = new ThreadLocal(); static void checkFileNotTooBigToRead(File f) { callF(checkFileNotTooBigToRead_tl.get(), f); } 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 _userHome; static String userHome() { if (_userHome == null) return actualUserHome(); return _userHome; } static File userHome(String path) { return new File(userDir(), path); } static Random defaultRandomGenerator() { return ThreadLocalRandom.current(); } 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) { printStackTrace(__e); } } sleepInCleanUp(10); } } public static File mkdirsForFile(File file) { File dir = file.getParentFile(); if (dir != null) { // is null if file is in current dir dir.mkdirs(); if (!dir.isDirectory()) if (dir.isFile()) throw fail("Please delete the file " + f2s(dir) + " - it is supposed to be a directory!"); else throw fail("Unknown IO exception during mkdirs of " + f2s(file)); } return file; } public static String mkdirsForFile(String path) { mkdirsForFile(new File(path)); return path; } static long now_virtualTime; static long now() { return now_virtualTime != 0 ? now_virtualTime : System.currentTimeMillis(); } static File copyFile(File src, File dest) { try { FileInputStream inputStream = new FileInputStream(src.getPath()); FileOutputStream outputStream = newFileOutputStream(dest.getPath()); try { copyStream(inputStream, outputStream); inputStream.close(); } finally { outputStream.close(); } return dest; } catch (Exception __e) { throw rethrow(__e); } } static 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 boolean methodIsStatic(Method m) { return (m.getModifiers() & Modifier.STATIC) != 0; } static ArrayList emptyList() { return new ArrayList(); //ret Collections.emptyList(); } static ArrayList emptyList(int capacity) { return new ArrayList(max(0, capacity)); } // Try to match capacity static ArrayList emptyList(Iterable l) { return l instanceof Collection ? emptyList(((Collection) l).size()) : emptyList(); } static ArrayList emptyList(Object[] l) { return emptyList(l(l)); } // get correct type at once static ArrayList emptyList(Class c) { return new ArrayList(); } static int[] emptyIntArray_a = new int[0]; static int[] emptyIntArray() { return emptyIntArray_a; } static char[] emptyCharArray = new char[0]; static char[] emptyCharArray() { return emptyCharArray; } static double[] emptyDoubleArray = new double[0]; static double[] emptyDoubleArray() { return emptyDoubleArray; } static Map emptyMap() { return new HashMap(); } static Object[] emptyObjectArray_a = new Object[0]; static Object[] emptyObjectArray() { return emptyObjectArray_a; } static Symbol emptySymbol_value; static Symbol emptySymbol() { if (emptySymbol_value == null) emptySymbol_value = symbol(""); return emptySymbol_value; } static int lCharSequence(CharSequence s) { return s == null ? 0 : s.length(); } static ClassLoader classLoaderForObject(Object o) { if (o instanceof ClassLoader) return ((ClassLoader) o); if (o == null) return null; return _getClass(o).getClassLoader(); } // Note: This is actually broken. Inner classes must stay with a $ separator static String classNameToVM(String name) { return name.replace(".", "$"); } static HashSet litset(A... items) { return lithashset(items); } static List getClasses(Object[] array) { List l = emptyList(l(array)); for (Object o : array) l.add(_getClass(o)); return l; } static void multiMapPut(Map> map, A a, B b) { List l = map.get(a); if (l == null) map.put(a, l = new ArrayList()); l.add(b); } static Map synchronizedMap() { return synchroMap(); } static Map synchronizedMap(Map map) { return synchroMap(map); } static Object first(Object list) { return first((Iterable) list); } static A first(List list) { return empty(list) ? null : list.get(0); } static A first(A[] bla) { return bla == null || bla.length == 0 ? null : bla[0]; } static A first(IterableIterator i) { return first((Iterator) i); } static A first(Iterator i) { return i == null || !i.hasNext() ? null : i.next(); } static A first(Iterable i) { if (i == null) return null; Iterator it = i.iterator(); return it.hasNext() ? it.next() : null; } static Character first(String s) { return empty(s) ? null : s.charAt(0); } static Character first(CharSequence s) { return empty(s) ? null : s.charAt(0); } static A first(Pair p) { return p == null ? null : p.a; } static Byte first(byte[] l) { return empty(l) ? null : l[0]; } static A first(A[] l, IF1 pred) { return firstThat(l, pred); } static A first(Iterable l, IF1 pred) { return firstThat(l, pred); } static A first(IF1 pred, Iterable l) { return firstThat(pred, l); } static boolean eqic(String a, String b) { if ((a == null) != (b == null)) return false; if (a == null) return true; return a.equalsIgnoreCase(b); } static boolean eqic(Symbol a, Symbol b) { return eq(a, b); } static boolean eqic(Symbol a, String b) { return eqic(asString(a), b); } static boolean eqic(char a, char b) { if (a == b) return true; char u1 = Character.toUpperCase(a); char u2 = Character.toUpperCase(b); if (u1 == u2) return true; return Character.toLowerCase(u1) == Character.toLowerCase(u2); } static boolean ewic(String a, String b) { return endsWithIgnoreCase(a, b); } static boolean ewic(String a, String b, Matches m) { return endsWithIgnoreCase(a, b, m); } static List ll(A... a) { ArrayList l = new ArrayList(a.length); if (a != null) for (A x : a) l.add(x); return l; } static String className(Object o) { return getClassName(o); } static boolean eqOneOf(Object o, Object... l) { for (Object x : l) if (eq(o, x)) return true; return false; } static Object getOptDynOnly(DynamicObject o, String field) { if (o == null || o.fieldValues == null) return null; return o.fieldValues.get(field); } static Map vm_generalMap_map; static Map vm_generalMap() { if (vm_generalMap_map == null) vm_generalMap_map = (Map) get(javax(), "generalMap"); return vm_generalMap_map; } static B mapPutOrRemove(Map map, A key, B value) { if (map != null && key != null) if (value != null) return map.put(key, value); else return map.remove(key); return null; } static Set synchronizedSet() { return synchroHashSet(); } static Set synchronizedSet(Set set) { return Collections.synchronizedSet(set); } static Set identityHashSet() { return Collections.newSetFromMap(new IdentityHashMap()); } static IF0 f0ToIF0(F0 f) { return f == null ? null : () -> f.get(); } static A[] makeArray(Class type, int n) { return (A[]) Array.newInstance(type, n); } 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 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 boolean nempty(Collection c) { return !empty(c); } static boolean nempty(CharSequence s) { return !empty(s); } static boolean nempty(Object[] o) { return !empty(o); } static boolean nempty(byte[] o) { return !empty(o); } static boolean nempty(int[] o) { return !empty(o); } static boolean nempty(Map m) { return !empty(m); } static boolean nempty(Iterator i) { return i != null && i.hasNext(); } static boolean nempty(Object o) { return !empty(o); } static boolean nempty(CloseablesHolder ch) { return ch != null && !empty(ch.closeables); } static String n2(long l) { return formatWithThousands(l); } static String n2(AtomicLong l) { return n2(l.get()); } 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 empty(singular) ? str(l) : 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 empty(singular) ? n2(l) : 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 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 void sleepInCleanUp(long ms) { try { if (ms < 0) return; Thread.sleep(ms); } catch (Exception __e) { throw rethrow(__e); } } 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 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 void _registerIO(Object object, String path, boolean opened) { } static int max(int a, int b) { return Math.max(a, b); } static int max(int a, int b, int c) { return max(max(a, b), c); } static long max(int a, long b) { return Math.max((long) a, b); } static long max(long a, long b) { return Math.max(a, b); } static double max(int a, double b) { return Math.max((double) a, b); } static float max(float a, float b) { return Math.max(a, b); } static double max(double a, double b) { return Math.max(a, b); } static int max(Collection c) { int x = Integer.MIN_VALUE; for (int i : c) x = max(x, i); return x; } static double max(double[] c) { if (c.length == 0) return Double.MIN_VALUE; double x = c[0]; for (int i = 1; i < c.length; i++) x = Math.max(x, c[i]); return x; } static float max(float[] c) { if (c.length == 0) return Float.MAX_VALUE; float x = c[0]; for (int i = 1; i < c.length; i++) x = Math.max(x, c[i]); return x; } static byte max(byte[] c) { byte x = -128; for (byte d : c) if (d > x) x = d; return x; } static short max(short[] c) { short x = -0x8000; for (short d : c) if (d > x) x = d; return x; } static int max(int[] c) { int x = Integer.MIN_VALUE; for (int d : c) if (d > x) x = d; return x; } static WeakHasherMap symbol_map = new WeakHasherMap(new Hasher() { public int hashCode(Symbol symbol) { return symbol.text.hashCode(); } public boolean equals(Symbol a, Symbol b) { if (a == null) return b == null; return b != null && eq(a.text, b.text); } }); static Symbol symbol(String s) { if (s == null) return null; synchronized(symbol_map) { // TODO: avoid object creation by passing the string to findKey Symbol symbol = new Symbol(s, true); Symbol existingSymbol = symbol_map.findKey(symbol); if (existingSymbol == null) symbol_map.put(existingSymbol = symbol, true); return existingSymbol; } } static Symbol symbol(CharSequence s) { if (s == null) return null; if (s instanceof Symbol) return (Symbol) s; if (s instanceof String) return symbol((String) s); return symbol(str(s)); } static Symbol symbol(Object o) { return symbol((CharSequence) o); } static HashSet lithashset(A... items) { HashSet set = new HashSet(); for (A a : items) set.add(a); return set; } static A firstThat(Iterable l, IF1 pred) { for (A a : unnullForIteration(l)) if (pred.get(a)) return a; return null; } static A firstThat(A[] l, IF1 pred) { for (A a : unnullForIteration(l)) if (pred.get(a)) return a; return null; } static A firstThat(IF1 pred, Iterable l) { return firstThat(l, pred); } static A firstThat(IF1 pred, A[] l) { return firstThat(l, pred); } static String asString(Object o) { return o == null ? null : o.toString(); } static boolean endsWithIgnoreCase(String a, String b) { int la = l(a), lb = l(b); return la >= lb && regionMatchesIC(a, la-lb, b, 0, lb); } static boolean endsWithIgnoreCase(String a, String b, Matches m) { if (!endsWithIgnoreCase(a, b)) return false; if (m != null) m.m = new String[] { substring(a, 0, l(a)-l(b)) }; return true; } // TODO: OurSyncCollections static Set synchroHashSet() { return Collections.synchronizedSet(new HashSet()); } static Map newWeakMap() { return newWeakHashMap(); } 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 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 String unnullForIteration(String s) { return s == null ? "" : s; } static Collection unnullForIteration(Collection l) { return l == null ? immutableEmptyList() : l; } static List unnullForIteration(List l) { return l == null ? immutableEmptyList() : l; } static int[] unnullForIteration(int[] l) { return l == null ? emptyIntArray() : l; } static char[] unnullForIteration(char[] l) { return l == null ? emptyCharArray() : l; } static double[] unnullForIteration(double[] l) { return l == null ? emptyDoubleArray() : l; } static short[] unnullForIteration(short[] l) { return l == null ? emptyShortArray() : l; } static Map unnullForIteration(Map l) { return l == null ? immutableEmptyMap() : l; } static Iterable unnullForIteration(Iterable i) { return i == null ? immutableEmptyList() : i; } static A[] unnullForIteration(A[] a) { return a == null ? (A[]) emptyObjectArray() : a; } static BitSet unnullForIteration(BitSet b) { return b == null ? new BitSet() : b; } //ifclass Symbol static Symbol unnullForIteration(Symbol s) { return s == null ? emptySymbol() : s; } //endif static Pair unnullForIteration(Pair p) { return p != null ? p : new Pair(null, null); } static long unnullForIteration(Long l) { return l == null ? 0L : l; } static boolean regionMatchesIC(String a, int offsetA, String b, int offsetB, int len) { return a != null && a.regionMatches(true, offsetA, b, offsetB, len); } static String formatWithThousandsSeparator(long l) { return NumberFormat.getInstance(new Locale("en_US")).format(l); } 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 List immutableEmptyList() { return Collections.emptyList(); } static short[] emptyShortArray = new short[0]; static short[] emptyShortArray() { return emptyShortArray; } static Map immutableEmptyMap() { return Collections.emptyMap(); } static class CloseablesHolder extends Meta implements AutoCloseable, IResourceHolder { LinkedHashSet closeables = new LinkedHashSet(); WeakReference createdInThread = weakRef(currentThread()); public synchronized void addAll(Iterable l) { for (var a : unnullForIteration(l)) add(a); } public synchronized A add(A a) { if (a != null) closeables.add(a); return a; } // remove from list, don't close final synchronized A takeOut(A a){ return remove(a); } synchronized A remove(A a) { closeables.remove(a); return a; } // close and remove synchronized A close(A a) { if (a == null) return a; closeables.remove(a); main.close(a); return a; } public void close() { for (AutoCloseable c : reversed(takeAll())) main.close(c); } final public synchronized void clear(){ forget(); } public synchronized void forget() { closeables.clear(); } public synchronized Collection takeAll() { return cloneAndClear(closeables); } } // immutable, has strong refs // Do not run in a synchronized block - it goes wrong in the presence // of elaborate classloaders (like in Gazelle BEA) // see #1102990 and #1102991 final static class _MethodCache { final Class c; final HashMap> cache = new HashMap(); _MethodCache(Class c) { this.c = c; _init(); } void _init() { Class _c = c; while (_c != null) { for (Method m : _c.getDeclaredMethods()) if (!isAbstract(m) && !reflection_isForbiddenMethod(m)) multiMapPut(cache, m.getName(), makeAccessible(m)); _c = _c.getSuperclass(); } // add default methods - this might lead to a duplication // because the overridden method is also added, but it's not // a problem except for minimal performance loss. for (Class intf : allInterfacesImplementedBy(c)) for (Method m : intf.getDeclaredMethods()) if (m.isDefault() && !reflection_isForbiddenMethod(m)) multiMapPut(cache, m.getName(), makeAccessible(m)); } // Returns only matching methods Method findMethod(String method, Object[] args) { try { List m = cache.get(method); if (m == null) return null; int n = m.size(); for (int i = 0; i < n; i++) { Method me = m.get(i); if (call_checkArgs(me, args, false)) return me; } return null; } catch (Exception __e) { throw rethrow(__e); } } Method findStaticMethod(String method, Object[] args) { try { List m = cache.get(method); if (m == null) return null; int n = m.size(); for (int i = 0; i < n; i++) { Method me = m.get(i); if (isStaticMethod(me) && call_checkArgs(me, args, false)) return me; } return null; } catch (Exception __e) { throw rethrow(__e); } } } static abstract class VF1 implements IVF1 { public abstract void get(A a); } static class OpusMachine implements IF0_Int, AutoCloseable { boolean debug = false; InputStream in; ByteArraysPartialInputStream buffer = new ByteArraysPartialInputStream(); ArraysShortStream sampleStream = new ArraysShortStream(); OpusFromStream opusDecoder; int channels = 1; int primaryBufSize = 65536; OpusMachine(InputStream in) { this.in = in;} void init() { try { if (opusDecoder != null) return; opusDecoder = new OpusFromStream(buffer, channels); if (debug) printVars ("OpusMachine", "in", in); } catch (Exception __e) { throw rethrow(__e); } } public void close() { try { { cleanUp(in); in = null; } } catch (Exception __e) { throw rethrow(__e); } } boolean pullFromDecoder() { try { if (debug) printVars ("pullFromDecoder"); while (true) { ping(); short[] samples; if ((samples = opusDecoder.nextSamples()) != null) { if (debug) printVars ("Got " + nSamples(samples)); { sampleStream.add(samples); return true; } } if (!pullFromSource()) return false; // end of stuff // we got new material from source, decode again } } catch (Exception __e) { throw rethrow(__e); } } boolean pullFromSource() { if (debug) printVars ("pullFromSource"); return fillBuffer(); } transient IF0 fillBuffer; boolean fillBuffer() { return fillBuffer != null ? fillBuffer.get() : fillBuffer_base(); } final boolean fillBuffer_fallback(IF0 _f) { return _f != null ? _f.get() : fillBuffer_base(); } boolean fillBuffer_base() { if (in != null) try { byte[] buf = new byte[primaryBufSize]; int n = in.read(buf); if (n > 0) { if (debug) printVars ("Got " + nBytes(n)); buffer.write(takeFirst(buf, n)); return true; } } catch (Throwable __0) { printStackTrace(__0); { cleanUp(in); in = null; } } return false; } // get next sample (pull mode) final public int nextSample(){ return get(); } public int get() { try { init(); int sample; while ((sample = sampleStream.read()) == sampleStream.noElement()) { ping(); if (!pullFromDecoder()) return sample; } return sample; } catch (Exception __e) { throw rethrow(__e); } } CloseableShortIterator shortIterator() { return new OpusMachineIterator(this); } } static class Matches { String[] m; Matches() {} Matches(String... m) { this.m = m;} String get(int i) { return i < m.length ? m[i] : null; } String unq(int i) { return unquote(get(i)); } String tlc(int i) { return unq(i).toLowerCase(); } boolean bool(int i) { return "true".equals(unq(i)); } String rest() { return m[m.length-1]; } // for matchStart int psi(int i) { return Integer.parseInt(unq(i)); } public String toString() { return "Matches(" + joinWithComma(quoteAll(asList(m))) + ")"; } public int hashCode() { return _hashCode(toList(m)); } public boolean equals(Object o) { return o instanceof Matches && arraysEqual(m, ((Matches) o).m); } } // for the version with MasterSymbol (used WAY back in "Smart Bot"!) see #1010608 static class Symbol implements CharSequence { String text; Symbol() {} Symbol(String text, boolean dummy) { this.text = text;} // weird signature to prevent accidental calling public int hashCode() { return _hashCode(text); } public String toString() { return text; } public boolean equals(Object o) { return this == o; } // implementation of CharSequence methods public int length() { return text.length(); } public char charAt(int index) { return text.charAt(index); } public CharSequence subSequence(int start, int end) { return text.substring(start, end); } } static abstract class F0 { abstract A get(); } static abstract class F1 { abstract B get(A a); } // you still need to implement hasNext() and next() static abstract class IterableIterator implements Iterator, Iterable { public Iterator iterator() { return this; } public void remove() { unsupportedOperation(); } } static interface IF0 { A get(); } static interface Hasher { int hashCode(A a); boolean equals(A a, A b); } abstract static class CloseableShortIterator extends ShortIterator implements AutoCloseable { } static interface IF1 { B get(A a); } static class OpusMachineIterator extends CloseableShortIterator { OpusMachine machine; OpusMachineIterator(OpusMachine machine) { this.machine = machine; ownResource(machine); } transient CloseablesHolder resources = new CloseablesHolder(); A ownResource(A resource) { { if (resources != null) resources.add(resource); } return resource; } void ownResources(IResourceHolder holder) { assertNotNull(resources); if (holder == null) return; resources.addAll(holder.takeAll()); } public void close() { try { { if (resources != null) resources.close(); } } catch (Exception __e) { throw rethrow(__e); } } int val = Integer.MAX_VALUE; boolean hasNext() { if (val == Integer.MAX_VALUE) val = machine.get(); return val != Integer.MIN_VALUE; } short next() { if (!hasNext()) throw fail("No such element"); var v = val; val = Integer.MAX_VALUE; return (short) v; } } /* * @(#)WeakHashMap.java 1.5 98/09/30 * * Copyright 1998 by Sun Microsystems, Inc., * 901 San Antonio Road, Palo Alto, California, 94303, U.S.A. * All rights reserved. * * This software is the confidential and proprietary information * of Sun Microsystems, Inc. ("Confidential Information"). You * shall not disclose such Confidential Information and shall use * it only in accordance with the terms of the license agreement * you entered into with Sun. */ // From https://github.com/mernst/plume-lib/blob/df0bfafc3c16848d88f4ea0ef3c8bf3367ae085e/java/src/plume/WeakHasherMap.java static final class WeakHasherMap extends AbstractMap implements Map { private Hasher hasher = null; /*@Pure*/ private boolean keyEquals(Object k1, Object k2) { return (hasher==null ? k1.equals(k2) : hasher.equals(k1, k2)); } /*@Pure*/ private int keyHashCode(Object k1) { return (hasher==null ? k1.hashCode() : hasher.hashCode(k1)); } // The WeakKey class can't be static because it depends on the hasher. // That in turn means that its methods can't be static. // However, I need to be able to call the methods such as create() that // were static in the original version of this code. // This finesses that. private /*@Nullable*/ WeakKey WeakKeyCreate(K k) { if (k == null) return null; else return new WeakKey(k); } private /*@Nullable*/ WeakKey WeakKeyCreate(K k, ReferenceQueue q) { if (k == null) return null; else return new WeakKey(k, q); } // Cannot be a static class: uses keyHashCode() and keyEquals() private final class WeakKey extends WeakReference { private int hash; /* Hashcode of key, stored here since the key may be tossed by the GC */ private WeakKey(K k) { super(k); hash = keyHashCode(k); } private /*@Nullable*/ WeakKey create(K k) { if (k == null) return null; else return new WeakKey(k); } private WeakKey(K k, ReferenceQueue q) { super(k, q); hash = keyHashCode(k); } private /*@Nullable*/ WeakKey create(K k, ReferenceQueue q) { if (k == null) return null; else return new WeakKey(k, q); } /* A WeakKey is equal to another WeakKey iff they both refer to objects that are, in turn, equal according to their own equals methods */ /*@Pure*/ @Override public boolean equals(/*@Nullable*/ Object o) { if (o == null) return false; // never happens if (this == o) return true; // This test is illegal because WeakKey is a generic type, // so use the getClass hack below instead. // if (!(o instanceof WeakKey)) return false; if (!(o.getClass().equals(WeakKey.class))) return false; Object t = this.get(); @SuppressWarnings("unchecked") Object u = ((WeakKey)o).get(); if ((t == null) || (u == null)) return false; if (t == u) return true; return keyEquals(t, u); } /*@Pure*/ @Override public int hashCode() { return hash; } } /* Hash table mapping WeakKeys to values */ private HashMap hash; /* Reference queue for cleared WeakKeys */ private ReferenceQueue queue = new ReferenceQueue(); /* Remove all invalidated entries from the map, that is, remove all entries whose keys have been discarded. This method should be invoked once by each public mutator in this class. We don't invoke this method in public accessors because that can lead to surprising ConcurrentModificationExceptions. */ @SuppressWarnings("unchecked") private void processQueue() { WeakKey wk; while ((wk = (WeakKey)queue.poll()) != null) { // unchecked cast hash.remove(wk); } } /* -- Constructors -- */ /** * Constructs a new, empty WeakHashMap with the given * initial capacity and the given load factor. * * @param initialCapacity the initial capacity of the * WeakHashMap * * @param loadFactor the load factor of the WeakHashMap * * @throws IllegalArgumentException If the initial capacity is less than * zero, or if the load factor is * nonpositive */ public WeakHasherMap(int initialCapacity, float loadFactor) { hash = new HashMap(initialCapacity, loadFactor); } /** * Constructs a new, empty WeakHashMap with the given * initial capacity and the default load factor, which is * 0.75. * * @param initialCapacity the initial capacity of the * WeakHashMap * * @throws IllegalArgumentException If the initial capacity is less than * zero */ public WeakHasherMap(int initialCapacity) { hash = new HashMap(initialCapacity); } /** * Constructs a new, empty WeakHashMap with the default * capacity and the default load factor, which is 0.75. */ public WeakHasherMap() { hash = new HashMap(); } /** * Constructs a new, empty WeakHashMap with the default * capacity and the default load factor, which is 0.75. * The WeakHashMap uses the specified hasher for hashing * keys and comparing them for equality. * @param h the Hasher to use when hashing values for this map */ public WeakHasherMap(Hasher h) { hash = new HashMap(); hasher = h; } /* -- Simple queries -- */ /** * Returns the number of key-value mappings in this map. * Note: In contrast to most implementations of the * Map interface, the time required by this operation is * linear in the size of the map. */ /*@Pure*/ @Override public int size() { return entrySet().size(); } /** * Returns true if this map contains no key-value mappings. */ /*@Pure*/ @Override public boolean isEmpty() { return entrySet().isEmpty(); } /** * Returns true if this map contains a mapping for the * specified key. * * @param key the key whose presence in this map is to be tested */ /*@Pure*/ @Override public boolean containsKey(Object key) { @SuppressWarnings("unchecked") K kkey = (K) key; return hash.containsKey(WeakKeyCreate(kkey)); } /* -- Lookup and modification operations -- */ /** * Returns the value to which this map maps the specified key. * If this map does not contain a value for this key, then return * null. * * @param key the key whose associated value, if any, is to be returned */ /*@Pure*/ @Override public /*@Nullable*/ V get(Object key) { // type of argument is Object, not K @SuppressWarnings("unchecked") K kkey = (K) key; return hash.get(WeakKeyCreate(kkey)); } /** * Updates this map so that the given key maps to the given * value. If the map previously contained a mapping for * key then that mapping is replaced and the previous value is * returned. * * @param key the key that is to be mapped to the given * value * @param value the value to which the given key is to be * mapped * * @return the previous value to which this key was mapped, or * null if if there was no mapping for the key */ @Override public V put(K key, V value) { processQueue(); return hash.put(WeakKeyCreate(key, queue), value); } /** * Removes the mapping for the given key from this map, if * present. * * @param key the key whose mapping is to be removed * * @return the value to which this key was mapped, or null if * there was no mapping for the key */ @Override public V remove(Object key) { // type of argument is Object, not K processQueue(); @SuppressWarnings("unchecked") K kkey = (K) key; return hash.remove(WeakKeyCreate(kkey)); } /** * Removes all mappings from this map. */ @Override public void clear() { processQueue(); hash.clear(); } /* -- Views -- */ /* Internal class for entries */ // This can't be static, again because of dependence on hasher. @SuppressWarnings("TypeParameterShadowing") private final class Entry implements Map.Entry { private Map.Entry ent; private K key; /* Strong reference to key, so that the GC will leave it alone as long as this Entry exists */ Entry(Map.Entry ent, K key) { this.ent = ent; this.key = key; } /*@Pure*/ @Override public K getKey() { return key; } /*@Pure*/ @Override public V getValue() { return ent.getValue(); } @Override public V setValue(V value) { return ent.setValue(value); } /*@Pure*/ private boolean keyvalEquals(K o1, K o2) { return (o1 == null) ? (o2 == null) : keyEquals(o1, o2); } /*@Pure*/ private boolean valEquals(V o1, V o2) { return (o1 == null) ? (o2 == null) : o1.equals(o2); } /*@Pure*/ @SuppressWarnings("NonOverridingEquals") public boolean equals(Map.Entry e /* Object o*/) { // if (! (o instanceof Map.Entry)) return false; // Map.Entry e = (Map.Entry)o; return (keyvalEquals(key, e.getKey()) && valEquals(getValue(), e.getValue())); } /*@Pure*/ @Override public int hashCode() { V v; return (((key == null) ? 0 : keyHashCode(key)) ^ (((v = getValue()) == null) ? 0 : v.hashCode())); } } /* Internal class for entry sets */ private final class EntrySet extends AbstractSet> { Set> hashEntrySet = hash.entrySet(); @Override public Iterator> iterator() { return new Iterator>() { Iterator> hashIterator = hashEntrySet.iterator(); Map.Entry next = null; @Override public boolean hasNext() { while (hashIterator.hasNext()) { Map.Entry ent = hashIterator.next(); WeakKey wk = ent.getKey(); K k = null; if ((wk != null) && ((k = wk.get()) == null)) { /* Weak key has been cleared by GC */ continue; } next = new Entry(ent, k); return true; } return false; } @Override public Map.Entry next() { if ((next == null) && !hasNext()) throw new NoSuchElementException(); Map.Entry e = next; next = null; return e; } @Override public void remove() { hashIterator.remove(); } }; } /*@Pure*/ @Override public boolean isEmpty() { return !(iterator().hasNext()); } /*@Pure*/ @Override public int size() { int j = 0; for (Iterator> i = iterator(); i.hasNext(); i.next()) j++; return j; } @Override public boolean remove(Object o) { processQueue(); if (!(o instanceof Map.Entry)) return false; @SuppressWarnings("unchecked") Map.Entry e = (Map.Entry)o; // unchecked cast Object ev = e.getValue(); WeakKey wk = WeakKeyCreate(e.getKey()); Object hv = hash.get(wk); if ((hv == null) ? ((ev == null) && hash.containsKey(wk)) : hv.equals(ev)) { hash.remove(wk); return true; } return false; } /*@Pure*/ @Override public int hashCode() { int h = 0; for (Iterator> i = hashEntrySet.iterator(); i.hasNext(); ) { Map.Entry ent = i.next(); WeakKey wk = ent.getKey(); Object v; if (wk == null) continue; h += (wk.hashCode() ^ (((v = ent.getValue()) == null) ? 0 : v.hashCode())); } return h; } } private /*@Nullable*/ Set> entrySet = null; /** * Returns a Set view of the mappings in this map. */ /*@SideEffectFree*/ @Override public Set> entrySet() { if (entrySet == null) entrySet = new EntrySet(); return entrySet; } // find matching key K findKey(Object key) { processQueue(); K kkey = (K) key; // TODO: use replacement for HashMap to avoid reflection WeakKey wkey = WeakKeyCreate(kkey); WeakKey found = hashMap_findKey(hash, wkey); return found == null ? null : found.get(); } } static class PersistableThrowable extends DynamicObject { String className; String msg; String stacktrace; PersistableThrowable() {} PersistableThrowable(Throwable e) { if (e == null) className = "Crazy Null Error"; else { className = getClassName(e).replace('/', '.'); msg = e.getMessage(); stacktrace = getStackTrace_noRecord(e); } } public String toString() { return nempty(msg) ? className + ": " + msg : className; } } static class Fail extends RuntimeException implements IFieldsToList{ Object[] objects; Fail() {} Fail(Object... objects) { this.objects = objects;} public String toString() { return shortClassName_dropNumberPrefix(this) + "(" + objects + ")"; }public Object[] _fieldsToList() { return new Object[] {objects}; } } static class Pair implements Comparable> { A a; B b; Pair() {} Pair(A a, B b) { this.b = b; this.a = a;} public int hashCode() { return hashCodeFor(a) + 2*hashCodeFor(b); } public boolean equals(Object o) { if (o == this) return true; if (!(o instanceof Pair)) return false; Pair t = (Pair) o; return eq(a, t.a) && eq(b, t.b); } public String toString() { return "<" + a + ", " + b + ">"; } public int compareTo(Pair p) { if (p == null) return 1; int i = ((Comparable) a).compareTo(p.a); if (i != 0) return i; return ((Comparable) b).compareTo(p.b); } } static interface IResourceHolder { A add(A a); Collection takeAll(); } // Meta - a "minimal" approach to adding meta-level to Java objects static class Meta implements IMeta { // We allocate one extra field for each Java object to make it // reasoning-compatible. We couldn't go for 0 extra fields and // there are no half fields in Java... so there you go. // Also, if you don't use any meta data, you are probably not // reasoning about anything. The point of reasoning in JavaX is // to attach information to objects directly used in the program. // Possible information contained in the meta field: // Origin, destination, security level, sender, cost center, // purpose, list of reifications, ... // So here it is. THE FIELD YOU HAVE BEEN WAITING FOR // We also have IMeta to retrofit foreign classes (rare but // probably useful) //////////// // "meta" // //////////// // Generic meta value of any kind, but the typical case is it's a // Map with extra field values for the object etc. // "meta" is volatile to avoid synchronization; but you can also synchronize on // _tempMetaMutex() which is usually the object itself. Collections // and maps are exempt from using the collections's monitor as the meta // mutex because their monitor tends to be held for long operations // (e.g. cloneList). For those we use a substantially more complex // algorithm using a weakMap. Probably overkill. I may reconsider. volatile Object meta; // The meta field is not transient, thus by default it will be // persisted like anything else unless you customize your object // to suppress or modulate this. // ...and the interface methods public void _setMeta(Object meta) { this.meta = meta; } public Object _getMeta() { return meta; } // That was layer 1... // ...and here is the convenience stuff - just use the meta field like a regular map. final void metaPut(Object key, Object value){ metaSet(key, value); } void metaSet(Object key, Object value) { metaMapPut(this, key, value); } Object metaGet(Object key) { return metaMapGet(this, key); } } static interface IFieldsToList { Object[] _fieldsToList(); } abstract static class ShortIterator { abstract boolean hasNext(); abstract short next(); } // We effectively turn the stream into a non-blocking stream. // There is the addition isEOF() to check whether an actual // stream end has been reached (true) or whether we are just // waiting for more data (false). static class ByteArraysPartialInputStream extends InputStreamPlusReadFully { static class State { long absolutePosition; int ofs; MinimalChain chain; State(long absolutePosition, int ofs, MinimalChain chain) { this.chain = chain; this.ofs = ofs; this.absolutePosition = absolutePosition;} byte[] data() { return chain.get(); } int nBytes() { return l(data()); } boolean exhausted() { return ofs >= nBytes(); } public String toString() { return withIdentity(this, "State" + bracketed( renderVars("ofs", ofs, "nBytes", nBytes(), "next" , chain.next))); } } boolean debug, eof; MinimalChain last = new MinimalChain(null); State state = new State(0, 0, last); long remaining; State mark; @Override public synchronized void readFully(byte[] buf, int off, int n) throws IOException { if (debug) printFunctionCall("readFully", buf, off, n); if (n == 0) return; if (n > available()) throw new EOFException(); assertEquals(n, read(buf, off, n)); } @Override public synchronized int read(byte[] buf, int off, int len) throws IOException { if (debug) printFunctionCall("read", buf, off, len); len = min(len, available()); if (len == 0) return -1; int n = 0; while (state.chain != last) { int nChunk = state.nBytes(); int inChunk = min(len, nChunk-state.ofs); int copiedFrom = state.ofs, nBytes = state.nBytes(); arraycopy(state.data(), copiedFrom, buf, off, inChunk); n += inChunk; off += inChunk; len -= inChunk; state.ofs += inChunk; state.absolutePosition += inChunk; remaining -= inChunk; if (debug) printVars("nBytes" , state.nBytes(), "copiedFrom", copiedFrom, "nChunk", nChunk, "inChunk", inChunk, "n", n, "off", off, "len", len); if (state.exhausted()) state = new State(state.absolutePosition, 0, state.chain.next); else break; } return n; } @Override public synchronized int available() { return clampToInt(remaining); } @Override public synchronized int read() throws IOException { if (debug) printFunctionCall("read"); while (true) { ping(); if (state.ofs < l(state.chain.get())) { ++state.absolutePosition; --remaining; return ubyteToInt(state.chain.get()[state.ofs++]); } if (state.chain.next == null) return noElement(); state = new State(0, 0, state.chain.next); } } static int noElement() { return -1; } final public synchronized void write(byte[] buffer){ add(buffer); } public synchronized void add(byte[] buffer) { if (empty(buffer)) return; remaining += l(buffer); last.setNext(new MinimalChain(null)); last.setElement(buffer); last = last.next; } public synchronized void addEOF() { eof = true; } public synchronized boolean isEOF() { return state.chain == last && eof; } @Override public synchronized boolean markSupported() { return true; } @Override public synchronized void mark(int readLimit) { if (debug) printFunctionCall("mark", readLimit); // clone state mark = new State(state.absolutePosition, state.ofs, state.chain); } @Override public synchronized void reset() throws IOException { if (debug) printFunctionCall("reset"); if (mark == null) throw fail("Reset without mark"); remaining += state.absolutePosition-mark.absolutePosition; state = mark; mark = null; } synchronized String stats() { return toStringWithFields(this); } } static interface IF0_Int { int get(); } // We effectively turn the stream into a non-blocking stream. // There is the addition isEOF() to check whether an actual // stream end has been reached (true) or whether we are just // waiting for more data (false). // To make from ByteArraysPartialInputStream: // Drop @Override // short => byte // ubyteToInt => id // noElement => Int.MIN_VALUE static class ArraysShortStream extends ShortInputStream { static class State { long absolutePosition; int ofs; MinimalChain chain; State(long absolutePosition, int ofs, MinimalChain chain) { this.chain = chain; this.ofs = ofs; this.absolutePosition = absolutePosition;} short[] data() { return chain.get(); } int nBytes() { return l(data()); } boolean exhausted() { return ofs >= nBytes(); } public String toString() { return withIdentity(this, "State" + bracketed( renderVars("ofs", ofs, "nBytes", nBytes(), "next" , chain.next))); } } boolean debug, eof; MinimalChain last = new MinimalChain(null); State state = new State(0, 0, last); long remaining; State mark; public synchronized void readFully(short[] buf, int off, int n) throws IOException { if (debug) printFunctionCall("readFully", buf, off, n); if (n == 0) return; if (n > available()) throw new EOFException(); assertEquals(n, read(buf, off, n)); } public synchronized int read(short[] buf, int off, int len) throws IOException { if (debug) printFunctionCall("read", buf, off, len); len = min(len, available()); if (len == 0) return -1; int n = 0; while (state.chain != last) { int nChunk = state.nBytes(); int inChunk = min(len, nChunk-state.ofs); int copiedFrom = state.ofs, nBytes = state.nBytes(); arraycopy(state.data(), copiedFrom, buf, off, inChunk); n += inChunk; off += inChunk; len -= inChunk; state.ofs += inChunk; state.absolutePosition += inChunk; remaining -= inChunk; if (debug) printVars("nBytes" , state.nBytes(), "copiedFrom", copiedFrom, "nChunk", nChunk, "inChunk", inChunk, "n", n, "off", off, "len", len); if (state.exhausted()) state = new State(state.absolutePosition, 0, state.chain.next); else break; } return n; } public synchronized int available() { return clampToInt(remaining); } public synchronized int read() throws IOException { if (debug) printFunctionCall("read"); while (true) { ping(); if (!state.exhausted()) { ++state.absolutePosition; --remaining; return state.chain.get()[state.ofs++]; } if (state.chain.next == null) return noElement(); state = new State(0, 0, state.chain.next); } } static int noElement() { return Integer.MIN_VALUE; } final public synchronized void write(short[] buffer){ add(buffer); } public synchronized void add(short[] buffer) { if (empty(buffer)) return; remaining += l(buffer); last.setNext(new MinimalChain(null)); last.setElement(buffer); last = last.next; } public synchronized void addEOF() { eof = true; } public synchronized boolean isEOF() { return state.chain == last && eof; } public synchronized boolean markSupported() { return true; } public synchronized void mark(int readLimit) { if (debug) printFunctionCall("mark", readLimit); // clone state mark = new State(state.absolutePosition, state.ofs, state.chain); } public synchronized void reset() throws IOException { if (debug) printFunctionCall("reset"); if (mark == null) throw fail("Reset without mark"); remaining += state.absolutePosition-mark.absolutePosition; state = mark; mark = null; } synchronized String stats() { return toStringWithFields(this); } } // derived from org.gagravarr.opus.OpusFile /* * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ // VorbisJava (to unpack ogg file) // Concentus 1.0 (to decode OPUS audio in ogg file) static class OpusFromStream implements OggAudioStream, OggAudioHeaders, Closeable { InputStream in; OggStreamPacketReader r; int sid = -1; int channels; OpusDecoder decoder; boolean printResets = false; OpusInfo info; OpusTags tags; // channels = 1 or 2 (mono/stereo) OpusFromStream(InputStream in, int channels) throws IOException, OpusException { this.channels = channels; this.in = in; decoder = new OpusDecoder(48000, channels); r = new OggStreamPacketReader(in); } boolean initialized() { return tags != null; } boolean initStep() throws IOException { OggPacket p = null; // find first packet (info) if (sid < 0) { while ((p = getNextPacket()) != null) { if (p.isBeginningOfStream() && p.getData().length > 10) { if (OpusPacketFactory.isOpusStream(p)) { sid = p.getSid(); info = (OpusInfo) OpusPacketFactory.create(p); break; } } } } // find second packet (tags) if (tags == null) { if ((p = getNextPacketWithSid(sid)) != null) { tags = (OpusTags) OpusPacketFactory.create(p); } } return initialized(); } public OpusAudioData getNextAudioPacket() throws IOException { if (!initStep()) return null; OggPacket p = null; OpusPacket op = null; while ((p = getNextPacketWithSid(sid)) != null) { op = OpusPacketFactory.create(p); if (op instanceof OpusAudioData) return ((OpusAudioData) op); else warn("Skipping non audio packet " + op + " mid audio stream"); } return null; } /** * Returns the Ogg Stream ID */ public int getSid() { return sid; } /** * This is an Opus file */ public OggStreamType getType() { return OggStreamIdentifier.OPUS_AUDIO; } public OpusInfo getInfo() { return info; } public OpusTags getTags() { return tags; } public void skipToGranule(long granulePosition) throws IOException { unimplemented(); } /** * Opus doesn't have setup headers, so this is always null */ public OggAudioSetupHeader getSetup() { return null; } public void close() { try { { cleanUp(r); r = null; } { cleanUp(in); in = null; } } catch (Exception __e) { throw rethrow(__e); } } // return some audio samples. null if none available final short[] moreSamples() throws OpusException, IOException{ return nextSamples(); } short[] nextSamples() throws OpusException, IOException { OpusAudioData data; while ((data = getNextAudioPacket()) != null) { byte[] bytes = data.getData(); if (empty(bytes)) continue; // decode packet short[] pcm = new short[5760*channels]; // max opus frame size int nSamples = decoder.decode(bytes, 0, l(bytes), pcm, 0, l(pcm), false); return subShortArray(pcm, 0, nSamples); } return null; } public OggPacket getNextPacket() throws IOException { in.mark(65536); OggPacket p; try { p = r.getNextPacket(); //if (p != null && printResets) print("OpusFromStream: Got packet"); } catch (EOFException e) { if (printResets) print("OpusFromStream: EOFException, resetting"); in.reset(); return null; } if (p == null) { if (printResets) print("OpusFromStream: packet null, resetting"); in.reset(); } return p; } /** * Returns the next packet with the given SID (Stream ID), or * null if no more packets remain. * Any packets from other streams will be silently discarded. */ public OggPacket getNextPacketWithSid(int sid) throws IOException { OggPacket p = null; while ((p = getNextPacket()) != null) { if (p.getSid() == sid) return p; } return null; } // e.g. for mark/reset static int bufferSizeNeeded() { return 65536; } } static interface IVF1 { void get(A a); } abstract static class ShortInputStream { public int read(short[] destination) throws IOException { return read(destination, 0, l(destination)); } public int read(short[] destination, int off, int len) throws IOException { int n = 0; while (n < len) { int i = read(); if (i == Integer.MIN_VALUE) break; destination[off+n] = (short) i; n++; } return n; } public abstract int read() throws IOException; public void readFully(short[] destination) throws IOException { readFully(destination, 0, destination.length); } public void readFully(short[] destination, int offset, int length) throws IOException { int read = 0; while (read < length) { int r = read(destination, offset+read, length-read); if (r == -1) throw new EOFException("Asked to read " + length + " bytes from " + offset + " but hit EoF at " + read); else read += r; } } } static class MinimalChain implements Iterable { A element; MinimalChain next; MinimalChain() {} MinimalChain(A element) { this.element = element;} MinimalChain(A element, MinimalChain next) { this.next = next; this.element = element;} public String toString() { return str(toList()); } ArrayList toList() { ArrayList l = new ArrayList(); MinimalChain c = this; while (c != null) { l.add(c.element); c = c.next; } return l; } void setElement(A a) { element = a; } void setNext(MinimalChain next) { this.next = next; } // TODO: optimize public Iterator iterator() { return toList().iterator(); } A get() { return element; } } // VorbisJava (to unpack ogg file) // replaces OggPacketReader static class OggStreamPacketReader { boolean newMechanism = false; // slightly more efficient but not working yet (TODO) InputStream inp; Iterator it; OggPacket nextPacket; OggStreamPacketReader(InputStream inp, boolean newMechanism) { this.newMechanism = newMechanism; this.inp = inp;} OggStreamPacketReader(InputStream inp) { this.inp = inp;} /** * Returns the next packet in the file, or * null if no more packets remain. * Call {@link OggPacket#isBeginningOfStream()} * to detect if it is the first packet in the * stream or not, and use * {@link OggPacket#getSid()} to track which * stream it belongs to. */ public OggPacket getNextPacket() throws IOException { // If we skipped to a point in the stream, and // have a packet waiting, return that if(nextPacket != null) { OggPacket p = nextPacket; nextPacket = null; return p; } // If we're already part way through a page, // then fetch the next packet. If it's a // full one, then we're done. OggPacketData leftOver = null; if(it != null && it.hasNext()) { OggPacketData packet = it.next(); if(packet instanceof OggPacket) { return (OggPacket)packet; } leftOver = packet; } // Find the next page, from which // to get our next packet from int searched = 0; int pos = -1; boolean found = false; int r; while (searched < 65536 && !found) { r = inp.read(); if(r == -1) { // No more data return null; } switch(pos) { case -1: if(r == (int)'O') { pos = 0; } break; case 0: if(r == (int)'g') { pos = 1; } else { pos = -1; } break; case 1: if(r == (int)'g') { pos = 2; } else { pos = -1; } break; case 2: if(r == (int)'S') { found = true; } else { pos = -1; } break; } if(!found) { searched++; } } if(!found) { throw new IOException("Next ogg packet header not found after searching " + searched + " bytes"); } searched -= 3; // OggS if(searched > 0) { System.err.println("Warning - had to skip " + searched + " bytes of junk data before finding the next packet header"); } // Create the page, and prime the iterator on it if (newMechanism) { OggStreamPage page = new OggStreamPage(inp); if (!page.isChecksumValid()) { warn("invalid checksum on page " + page.getSequenceNumber() + " of stream " + Integer.toHexString(page.getSid()) + " (" + page.getSid() + ")"); } it = page.getPacketIterator(leftOver); } else { OggPage page = new OggPage(inp) {}; if (!page.isChecksumValid()) { warn("invalid checksum on page " + page.getSequenceNumber() + " of stream " + Integer.toHexString(page.getSid()) + " (" + page.getSid() + ")"); } it = page.getPacketIterator(leftOver); } return getNextPacket(); } /** * Returns the next packet with the given SID (Stream ID), or * null if no more packets remain. * Any packets from other streams will be silently discarded. */ public OggPacket getNextPacketWithSid(int sid) throws IOException { OggPacket p = null; while( (p = getNextPacket()) != null ) { if(p.getSid() == sid) { return p; } } return null; } /** * Un-reads a packet, leaving it ready to be feteched by the * next call to {@link #getNextPacket()}. * Only one packet may be unread. * Normally used when identifying a stream, to leave the * initial packet ready for a decoder */ public void unreadPacket(OggPacket packet) { if(nextPacket != null) { throw new IllegalStateException("Can't un-read twice"); } nextPacket = packet; } /** * Skips forward until the first packet with a Sequence Number * of equal or greater than that specified. Call {@link #getNextPacket()} * to retrieve this packet. * This method advances across all streams, but only searches the * specified one. * @param sid The ID of the stream who's packets we will search * @param sequenceNumber The sequence number we're looking for */ public void skipToSequenceNumber(int sid, int sequenceNumber) throws IOException { OggPacket p = null; while( (p = getNextPacket()) != null ) { if(p.getSid() == sid && p.getSequenceNumber() >= sequenceNumber) { nextPacket = p; break; } } } /** * Skips forward until the first packet with a Granule Position * of equal or greater than that specified. Call {@link #getNextPacket()} * to retrieve this packet. * This method advances across all streams, but only searches the * specified one. * @param sid The ID of the stream who's packets we will search * @param granulePosition The granule position we're looking for */ public void skipToGranulePosition(int sid, long granulePosition) throws IOException { OggPacket p = null; while( (p = getNextPacket()) != null ) { if(p.getSid() == sid && p.getGranulePosition() >= granulePosition) { nextPacket = p; break; } } } } static interface IMeta { // see class "Meta" for the bla bla public void _setMeta(Object meta); public Object _getMeta(); default public IAutoCloseableF0 _tempMetaMutex() { return new IAutoCloseableF0() { public Object get() { return IMeta.this; } public void close() {} }; } } abstract static class InputStreamPlusReadFully extends InputStream { public void readFully(byte[] destination) throws IOException { readFully(destination, 0, destination.length); } public void readFully(byte[] destination, int offset, int length) throws IOException { int read = 0; while (read < length) { int r = read(destination, offset+read, length-read); if (r == -1) throw new EOFException("Asked to read " + length + " bytes from " + offset + " but hit EoF at " + read); else read += r; } } } static interface IAutoCloseableF0 extends IF0, AutoCloseable {} // VorbisJava (to unpack ogg file) // replaces OggPage static class OggStreamPage { private int sid; private int seqNum; private long checksum; private long granulePosition; private boolean isBOS = false; private boolean isEOS = false; private boolean isContinue = false; private int numLVs = 0; private byte[] lvs = new byte[255]; private byte[] data; private ByteArrayOutputStream tmpData; OggStreamPage(int sid, int seqNum) { this.sid = sid; this.seqNum = seqNum; this.tmpData = new ByteArrayOutputStream(); } /** * InputStream should be positioned *just after* * the OggS capture pattern. */ OggStreamPage(InputStream inp) throws IOException { int version = readOrEOF(inp); if(version != 0) { throw new UnsupportedOperationException("Found Ogg page in format " + version + " but we only support version 0"); } int flags = readOrEOF(inp); if((flags & 0x01) == 0x01) { isContinue = true; } if((flags & 0x02) == 0x02) { isBOS = true; } if((flags & 0x04) == 0x04) { isEOS = true; } granulePosition = IOUtils.getInt( readOrEOF(inp), readOrEOF(inp), readOrEOF(inp), readOrEOF(inp), readOrEOF(inp), readOrEOF(inp), readOrEOF(inp), readOrEOF(inp) ); sid = (int)IOUtils.getInt( readOrEOF(inp), readOrEOF(inp), readOrEOF(inp), readOrEOF(inp) ); seqNum = (int)IOUtils.getInt( readOrEOF(inp), readOrEOF(inp), readOrEOF(inp), readOrEOF(inp) ); checksum = IOUtils.getInt( readOrEOF(inp), readOrEOF(inp), readOrEOF(inp), readOrEOF(inp) ); numLVs = readOrEOF(inp); lvs = new byte[numLVs]; readFully(inp, lvs); data = new byte[ getDataSize() ]; readFully(inp, data); } void readFully(InputStream inp, byte[] buf) throws IOException { if (inp instanceof InputStreamPlusReadFully) ((InputStreamPlusReadFully) inp).readFully(buf); else IOUtils.readFully(inp, buf); } /** * Adds as much of the packet's data as * we can do. */ protected int addPacket(OggStreamPacket packet, int offset) { if(packet.isBeginningOfStream()) { isBOS = true; } if(packet.isEndOfStream()) { isEOS = true; } // Add on in 255 byte chunks int size = packet.getData().length; for(int i = numLVs; i< 255; i++) { int remains = size - offset; int toAdd = 255; if(remains < 255) { toAdd = remains; } lvs[i] = IOUtils.fromInt(toAdd); tmpData.write(packet.getData(), offset, toAdd); numLVs++; offset += toAdd; if(toAdd < 255) { break; } } return offset; } /** * Is the checksum for the page valid? */ public boolean isChecksumValid() { if(checksum == 0) return true; int crc = CRCUtils.getCRC(getHeader()); if(data != null && data.length > 0) { crc = CRCUtils.getCRC(data, crc); } return (checksum == crc); } protected long getChecksum() { return checksum; } /** * Does this Page have space for the given * number of bytes? */ protected boolean hasSpaceFor(int bytes) { // Do we have enough lvs spare? // (Each LV holds up to 255 bytes, and we're // not allowed more than 255 of them) int reqLVs = (int)Math.ceil(bytes / 255.0); if(numLVs + reqLVs > 255) { return false; } return true; } /** * Returns the minimum size of a page, which is 27 * bytes for the headers */ public static int getMinimumPageSize() { return MINIMUM_PAGE_SIZE; } private static final int MINIMUM_PAGE_SIZE = 27; /** * How big is the page, including headers? */ public int getPageSize() { // Header is 27 bytes + number of headers int size = MINIMUM_PAGE_SIZE + numLVs; // Data size is given by lvs size += getDataSize(); return size; } /** * How big is the page, excluding headers? */ public int getDataSize() { // Data size is given by lvs int size = 0; for(int i=0; i 0) { crc = CRCUtils.getCRC(data, crc); } IOUtils.putInt4(header, 22, crc); checksum = crc; // Write out out.write(header); } /** * Gets the header, but with a blank CRC field */ protected byte[] getHeader() { byte[] header = new byte[MINIMUM_PAGE_SIZE + numLVs]; header[0] = (byte)'O'; header[1] = (byte)'g'; header[2] = (byte)'g'; header[3] = (byte)'S'; header[4] = 0; // Version byte flags = 0; if(isContinue) { flags += 1; } if(isBOS) { flags += 2; } if(isEOS) { flags += 4; } header[5] = flags; IOUtils.putInt8(header, 6, granulePosition); IOUtils.putInt4(header, 14, sid); IOUtils.putInt4(header, 18, seqNum); // Checksum @ 22 left blank for now header[26] = IOUtils.fromInt(numLVs); System.arraycopy(lvs, 0, header, MINIMUM_PAGE_SIZE, numLVs); return header; } public String toString() { return "Ogg Page - " + getSid() + " @ " + getSequenceNumber() + " - " + numLVs + " LVs"; } public OggPacketIterator getPacketIterator() { return new OggPacketIterator(null); } public OggPacketIterator getPacketIterator(OggPacketData previousPart) { return new OggPacketIterator(previousPart); } /** * Returns a full {@link OggPacket} if it can, otherwise * just the {@link OggPacketData} if the rest of the * packet is in another {@link OggPage} */ protected class OggPacketIterator implements Iterator { private OggPacketData prevPart; private int currentLV = 0; private int currentOffset = 0; private OggPacketIterator(OggPacketData previousPart) { this.prevPart = previousPart; } public boolean hasNext() { if(currentLV < numLVs) { return true; } // Special case for an empty page if(currentLV == 0 && numLVs == 0) { return true; } return false; } public OggPacketData next() { boolean continues = false; int packetLVs = 0; int packetSize = 0; // How much data to we have? for(int i=currentLV; i< numLVs; i++) { int size = IOUtils.toInt( lvs[i] ); packetSize += size; packetLVs++; if(size < 255) { break; } if(i == (numLVs-1) && size == 255) { continues = true; } } // Get the data byte[] pd = new byte[packetSize]; for(int i=currentLV; i<(currentLV + packetLVs); i++) { int size = IOUtils.toInt( lvs[i] ); int offset = (i-currentLV)*255; System.arraycopy(data, currentOffset+offset, pd, offset, size); } // Tack on anything spare from last time too if(prevPart != null) { int prevSize = prevPart.getData().length; byte[] fpd = new byte[prevSize+pd.length]; System.arraycopy(prevPart.getData(), 0, fpd, 0, prevSize); System.arraycopy(pd, 0, fpd, prevSize, pd.length); prevPart = null; pd = fpd; } // Create OggPacketData packet; if(continues) { packet = new OggPacketData(pd) {}; } else { boolean packetBOS = false; boolean packetEOS = false; if(isBOS && currentLV == 0) { packetBOS = true; } if(isEOS && (currentLV+packetLVs) == numLVs) { packetEOS = true; } packet = new OggStreamPacket(OggStreamPage.this, pd, packetBOS, packetEOS); } // Wind on currentLV += packetLVs; currentOffset += packetSize; // Empty page special case wind-on if(currentLV == 0) currentLV = 1; // Done! return packet; } public void remove() { throw new IllegalStateException("Remove not supported"); } } } static class OggStreamPacket extends OggPacketData { private OggStreamPage parent; // Last page if split private boolean bos = false; private boolean eos = false; /** * Creates a new Ogg Packet based on data read * from within an Ogg Page. */ OggStreamPacket(OggStreamPage parent, byte[] data, boolean bos, boolean eos) { super(data); this.parent = parent; this.bos = bos; this.eos = eos; } /** * Creates a new Ogg Packet filled with data to * be later written. * The Sid, and begin/end flags will be available * after the packet has been flushed. */ OggStreamPacket(byte[] data) { super(data); } protected void setParent(OggStreamPage parent) { this.parent = parent; } protected void setIsBOS() { this.bos = true; } protected void setIsEOS() { this.eos = true; } /** Unit tests only! */ protected OggStreamPage _getParent() { return parent; } /** * Returns the Stream ID (Sid) that * this packet belongs to. */ public int getSid() { return parent.getSid(); } /** * Returns the granule position of the page * that this packet belongs to. The meaning * of the granule depends on the codec. */ public long getGranulePosition() { return parent.getGranulePosition(); } /** * Returns the sequence number within the stream * of the page that this packet belongs to. * You can use this to detect when pages have * been lost. */ public int getSequenceNumber() { return parent.getSequenceNumber(); } /** * Returns the number of bytes overhead of the {@link OggStreamPage} * we belong to, if we're the only packet in the page, or * a rough guess if we span multiple pages / share a page. */ public int getOverheadBytes() { if (parent == null) return 0; double ourShare = 1.0; int ourDataLen = getData().length; int pageDataLen = parent.getDataSize(); if (pageDataLen != ourDataLen) { // We don't have a page to ourselves, so we can't come up // with a fully accurate overhead at this stage, so get close // Do we span multiple pages? if (ourDataLen > pageDataLen) { // Take a best guess, rounding up int approxPages = (int)Math.ceil(ourDataLen/pageDataLen); ourShare = approxPages; } else { // We're probably just a part of a larger page // Take a rough guess ourShare = ((double)ourDataLen) / pageDataLen; } } // Take the current page's overhead, scale as needed, and return return (int)Math.rint(ourShare * (parent.getPageSize() - pageDataLen)); } /** * Is this the first packet in the stream? * If so, the data should hold the magic * information required to identify which * decoder will be needed. */ public boolean isBeginningOfStream() { return bos; } /** * Is this the last packet in the stream? */ public boolean isEndOfStream() { return eos; } } static WeakReference weakRef(A a) { return newWeakReference(a); } static void add(BitSet bs, int i) { bs.set(i); } static boolean add(Collection c, A a) { return c != null && c.add(a); } static void add(Container c, Component x) { addToContainer(c, x); } static long add(AtomicLong l, long b) { return l.addAndGet(b); } static void remove(List l, int i) { if (l != null && i >= 0 && i < l(l)) l.remove(i); } static void remove(Collection l, A a) { if (l != null) l.remove(a); } static B remove(Map map, Object a) { return map == null ? null : map.remove(a); } static void close(AutoCloseable c) { _close(c); } static List reversed(Iterable l) { return reversedList(l); } static List reversed(A[] l) { return reversedList(asList(l)); } static String reversed(String s) { return reversedString(s); } static List cloneAndClear(Collection l) { return cloneAndClearList(l); } static boolean isAbstract(Class c) { return (c.getModifiers() & Modifier.ABSTRACT) != 0; } static boolean isAbstract(Method m) { return (m.getModifiers() & Modifier.ABSTRACT) != 0; } static boolean reflection_isForbiddenMethod(Method m) { return m.getDeclaringClass() == Object.class && eqOneOf(m.getName(), "finalize", "clone", "registerNatives"); } static Set allInterfacesImplementedBy(Class c) { if (c == null) return null; HashSet set = new HashSet(); allInterfacesImplementedBy_find(c, set); return set; } static void allInterfacesImplementedBy_find(Class c, Set set) { if (c.isInterface() && !set.add(c)) return; do { for (Class intf : c.getInterfaces()) allInterfacesImplementedBy_find(intf, set); } while ((c = c.getSuperclass()) != null); } static Method findMethod(Object o, String method, Object... args) { return findMethod_cached(o, method, args); } static boolean findMethod_checkArgs(Method m, Object[] args, boolean debug) { Class[] types = m.getParameterTypes(); if (types.length != args.length) { if (debug) System.out.println("Bad parameter length: " + args.length + " vs " + types.length); return false; } for (int i = 0; i < types.length; i++) if (!(args[i] == null || isInstanceX(types[i], args[i]))) { if (debug) System.out.println("Bad parameter " + i + ": " + args[i] + " vs " + types[i]); return false; } return true; } static Method findStaticMethod(Class c, String method, Object... args) { Class _c = c; while (c != null) { for (Method m : c.getDeclaredMethods()) { if (!m.getName().equals(method)) continue; if ((m.getModifiers() & Modifier.STATIC) == 0 || !findStaticMethod_checkArgs(m, args)) continue; return m; } c = c.getSuperclass(); } return null; } static boolean findStaticMethod_checkArgs(Method m, Object[] args) { Class[] types = m.getParameterTypes(); if (types.length != args.length) return false; for (int i = 0; i < types.length; i++) if (!(args[i] == null || isInstanceX(types[i], args[i]))) return false; return true; } // Use like this: printVars(+x, +y); // Or: printVars("bla", +x); // Or: printVars bla(, +x); static void printVars(Object... params) { printVars_str(params); } static boolean cleanUp_interruptThreads = false; // experimental static void cleanUp(Object c) { if (c == null) return; if (c instanceof AutoCloseable) { close_pcall((AutoCloseable) c); return; } if (c instanceof java.util.Timer) { ((java.util.Timer) c).cancel(); return; } if (c instanceof Collection) { cleanUp((Collection) c); return; } if (c instanceof Map) { for (Object o : keys((Map) c)) cleanUp(o); for (Object o : values((Map) c)) cleanUp(o); ((Map) c).clear(); return; } //if (!(c instanceof Class)) ret; try { // revoke license preCleanUp(c); // unpause setOpt(c, "ping_pauseAll", false); // call custom cleanMeUp() and cleanMeUp_*() functions innerCleanUp(c); // Java spec says finalize should only be called by GC, // but we care to differ. // Edit: Not anymore (illegal access warnings) /*if (isTrue(vmMap_get('callFinalize))) pcallOpt(c, "finalize");*/ // remove all virtual bots (hope this works) List androids = (List) getOpt(c, "record_list"); for (Object android : unnull(androids)) pcallOpt(android, "dispose"); // heck we'll dispose anything // sub-cleanup List classes = (List) (getOpt(c, "hotwire_classes")); if (classes != null) for (WeakReference cc : classes) { try { cleanUp(cc.get()); } catch (Throwable __e) { printStackTrace(__e); }} // interrupt all threads (experimental, they might be doing cleanup?) if (cleanUp_interruptThreads) { List threads = registeredThreads(c); if (nempty(threads)) { print("cleanUp: Interrupting " + n2(threads, "thread") + ": " + joinWithComma(allToString(threads))); interruptThreads(threads); } } } catch (Throwable __e) { printStackTrace(__e); } setOpt(c, "cleaningUp_flag" , false); if (c instanceof Class && ((Class) c).getName().equals("main")) retireClassLoader(((Class) c).getClassLoader()); } static void cleanUp(Collection l) { if (l == null) return; for (Object c : l) cleanUp(c); l.clear(); } static String nSamples(long n) { return n2(n, "sample"); } static String nSamples(Collection l) { return nSamples(l(l)); } static String nSamples(short[] l) { return nSamples(l(l)); } static String nBytes(long n) { return n2(n, "byte"); } static String nBytes(Collection l) { return nBytes(l(l)); } static String nBytes(byte[] l) { return nBytes(l(l)); } static List takeFirst(List l, int n) { return l(l) <= n ? l : newSubListOrSame(l, 0, n); } static List takeFirst(int n, List l) { return takeFirst(l, n); } static String takeFirst(int n, String s) { return substring(s, 0, n); } static String takeFirst(String s, int n) { return substring(s, 0, n); } static CharSequence takeFirst(int n, CharSequence s) { return subCharSequence(s, 0, n); } static List takeFirst(int n, Iterator it) { if (it == null) return null; List l = new ArrayList(); for (int _repeat_0 = 0; _repeat_0 < n; _repeat_0++) { if (it.hasNext()) l.add(it.next()); else break; } return l; } static List takeFirst(int n, Iterable i) { if (i == null) return null; return i == null ? null : takeFirst(n, i.iterator()); } static List takeFirst(int n, IterableIterator i) { return takeFirst(n, (Iterator) i); } static int[] takeFirst(int n, int[] a) { return takeFirstOfIntArray(n, a); } static byte[] takeFirst(byte[] a, int n) { return takeFirstOfByteArray(n, a); } static String unquote(String s) { if (s == null) return null; if (startsWith(s, '[')) { int i = 1; while (i < s.length() && s.charAt(i) == '=') ++i; if (i < s.length() && s.charAt(i) == '[') { String m = s.substring(1, i); if (s.endsWith("]" + m + "]")) return s.substring(i+1, s.length()-i-1); } } if (s.length() > 1) { char c = s.charAt(0); if (c == '\"' || c == '\'') { int l = endsWith(s, c) ? s.length()-1 : s.length(); StringBuilder sb = new StringBuilder(l-1); for (int i = 1; i < l; i++) { char ch = s.charAt(i); if (ch == '\\') { char nextChar = (i == l - 1) ? '\\' : s.charAt(i + 1); // Octal escape? if (nextChar >= '0' && nextChar <= '7') { String code = "" + nextChar; i++; if ((i < l - 1) && s.charAt(i + 1) >= '0' && s.charAt(i + 1) <= '7') { code += s.charAt(i + 1); i++; if ((i < l - 1) && s.charAt(i + 1) >= '0' && s.charAt(i + 1) <= '7') { code += s.charAt(i + 1); i++; } } sb.append((char) Integer.parseInt(code, 8)); continue; } switch (nextChar) { case '\"': ch = '\"'; break; case '\\': ch = '\\'; break; case 'b': ch = '\b'; break; case 'f': ch = '\f'; break; case 'n': ch = '\n'; break; case 'r': ch = '\r'; break; case 't': ch = '\t'; break; case '\'': ch = '\''; break; // Hex Unicode: u???? case 'u': if (i >= l - 5) { ch = 'u'; break; } int code = Integer.parseInt( "" + s.charAt(i + 2) + s.charAt(i + 3) + s.charAt(i + 4) + s.charAt(i + 5), 16); sb.append(Character.toChars(code)); i += 5; continue; default: ch = nextChar; // added by Stefan } i++; } sb.append(ch); } return sb.toString(); } } return s; // not quoted - return original } static List quoteAll(Collection l) { List x = new ArrayList(); for (String s : l) x.add(quote(s)); return x; } static int _hashCode(Object a) { return a == null ? 0 : a.hashCode(); } static ArrayList toList(A[] a) { return asList(a); } static ArrayList toList(int[] a) { return asList(a); } static ArrayList toList(Set s) { return asList(s); } static ArrayList toList(Iterable s) { return asList(s); } static boolean arraysEqual(Object[] a, Object[] b) { if (a.length != b.length) return false; for (int i = 0; i < a.length; i++) if (neq(a[i], b[i])) return false; return true; } static Iterator iterator(Iterable c) { return c == null ? emptyIterator() : c.iterator(); } static UnsupportedOperationException unsupportedOperation() { throw new UnsupportedOperationException(); } static void ownResource(AutoCloseable c) { _registerAutoCloseable(c); } static Set> entrySet(Map map) { return _entrySet(map); } static Method hashMap_findKey_method; static A hashMap_findKey(HashMap map, Object key) { try { if (hashMap_findKey_method == null) hashMap_findKey_method = findMethodNamed(HashMap.class, "getNode"); Map.Entry entry = (Map.Entry) hashMap_findKey_method.invoke(map, hashMap_internalHash(key), key); // java.util.Map.Entry entry = (java.util.Map.Entry) call(hash, 'getNode, hashMap_internalHash(key), wkey); return entry == null ? null : entry.getKey(); } catch (Exception __e) { throw rethrow(__e); } } static String shortClassName_dropNumberPrefix(Object o) { return dropNumberPrefix(shortClassName(o)); } static int hashCodeFor(Object a) { return a == null ? 0 : a.hashCode(); } static void metaMapPut(IMeta o, Object key, Object value) { if (o == null || key == null) return; Map map = convertObjectMetaToMap(o); syncMapPutOrRemove(map, key, value); } // untested... /*svoid metaMapPut(IMeta o, O key, O value, IMapImplementationPolicy policy) { if (o == null || key == null) ret; if (policy == null) ret with metaMapPut(o, key, value); // no shortcuts in this function, always get mutex & lock temp var mutex = tempMetaMutex(o); synchronized(mutex!) { O meta = o._getMeta(); // create map if necessary Map map = null; if (meta cast Map) map = meta; else if (meta != null) map = policy.put(map, previousMeta := meta); // putOrRemove through policy if (value != null) map = policy.put(map, key, value); else map = policy.remove(map, key); if (map != meta) o._setMeta(map); } }*/ static Object metaMapGet(IMeta o, Object key) { if (o == null || key == null) return null; Object meta = o._getMeta(); if (meta instanceof Map) return ((Map) meta).get(key); return null; } static String withIdentity(Object o, String s) { return withIdentityHash(o, s); } static String bracketed(String s) { return roundBracket(s); } static String bracketed(Object s) { return roundBracket(s); } // Use like this: renderVars(+x, +y) // Or like this: renderVars SomeID(+x, +y) static String renderVars(Object... params) { return renderVars_str(params); } static void printFunctionCall(String fname, Object... args) { print(formatFunctionCall(fname, args)); } static byte[] readFully(InputStream in) { return streamToBytes(in); } static A assertEquals(Object x, A y) { return assertEquals("", 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 int min(int a, int b) { return Math.min(a, b); } static long min(long a, long b) { return Math.min(a, b); } static float min(float a, float b) { return Math.min(a, b); } static float min(float a, float b, float c) { return min(min(a, b), c); } static double min(double a, double b) { return Math.min(a, b); } static double min(double[] c) { double x = Double.MAX_VALUE; for (double d : c) x = Math.min(x, d); return x; } static float min(float[] c) { float x = Float.MAX_VALUE; for (float d : c) x = Math.min(x, d); return x; } static byte min(byte[] c) { byte x = 127; for (byte d : c) if (d < x) x = d; return x; } static short min(short[] c) { short x = 0x7FFF; for (short d : c) if (d < x) x = d; return x; } static int min(int[] c) { int x = Integer.MAX_VALUE; for (int d : c) if (d < x) x = d; return x; } static int clampToInt(long l) { return (int) clamp(l, Integer.MIN_VALUE, Integer.MAX_VALUE); } static int ubyteToInt(byte b) { return b & 0x0FF; } static int ubyteToInt(char c) { return c & 0x0FF; } static String toStringWithFields(Object o, String... fields) { return stdToStringWithFields(o, fields); } static boolean warn_on = true; static ThreadLocal> warn_warnings = new ThreadLocal(); static void warn(String s) { if (warn_on) print("Warning: " + s); } static void warn(String s, List warnings) { warn(s); if (warnings != null) warnings.add(s); addToCollection(warn_warnings.get(), s); } static RuntimeException unimplemented() { throw fail("TODO"); } static RuntimeException unimplemented(String msg) { throw fail("TODO: " + msg); } static short[] subShortArray(short[] b, int start, int end) { start = max(start, 0); end = min(end, l(b)); if (start == 0 && end == l(b)) return b; if (start >= end) return new short[0]; short[] x = new short[end-start]; System.arraycopy(b, start, x, 0, end-start); return x; } static Container _getParent(Component c) { return getParent(c); } static WeakReference newWeakReference(A a) { return a == null ? null : new WeakReference(a); } 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..."; }}); } } static List reversedList(Iterable l) { List x = cloneList(l); Collections.reverse(x); return x; } static String reversedString(String s) { return reverseString(s); } static List cloneAndClearList(Collection l) { List l2 = cloneList(l); l.clear(); return l2; } 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); } } // Use like this: printVars_str(+x, +y); // Or: printVars("bla", +x); // Or: printVars bla(+x); static void printVars_str(Object... params) { print(renderVars_str(params)); } static void close_pcall(AutoCloseable c) { if (c != null) { try { c.close(); } catch (Throwable __e) { printStackTrace(__e); }} } static Set keys(Map map) { return map == null ? new HashSet() : map.keySet(); } // convenience shortcut for keys_gen static Set keys(Object map) { return keys((Map) map); } static Collection values(Map map) { return map == null ? emptyList() : map.values(); } // convenience shortcut for values_gen static Collection values(Object map) { return values((Map) map); } 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 Field setOpt_findField(Class c, String field) { HashMap map; synchronized(getOpt_cache) { map = getOpt_cache.get(c); if (map == null) map = getOpt_makeCache(c); } return map.get(field); } static void setOpt(Object o, String field, Object value) { try { if (o == null) return; Class c = o.getClass(); HashMap map; if (getOpt_cache == null) map = getOpt_makeCache(c); // in class init else synchronized(getOpt_cache) { map = getOpt_cache.get(c); if (map == null) map = getOpt_makeCache(c); } if (map == getOpt_special) { if (o instanceof Class) { setOpt((Class) o, field, value); return; } // It's probably a subclass of Map. Use raw method setOpt_raw(o, field, value); return; } Field f = map.get(field); if (f != null) { smartSet(f, o, value); return; } // possible improvement: skip setAccessible if (o instanceof DynamicObject) { setDyn(((DynamicObject) o), field, value); return; } if (o instanceof IMeta) setDyn(((IMeta) o), field, value); } catch (Exception __e) { throw rethrow(__e); } } static void setOpt(Class c, String field, Object value) { if (c == null) return; try { Field f = setOpt_findStaticField(c, field); // TODO: optimize if (f != null) smartSet(f, null, value); } catch (Exception e) { throw new RuntimeException(e); } } static Field setOpt_findStaticField(Class c, String field) { Class _c = c; do { for (Field f : _c.getDeclaredFields()) if (f.getName().equals(field) && (f.getModifiers() & java.lang.reflect.Modifier.STATIC) != 0) { makeAccessible(f); return f; } _c = _c.getSuperclass(); } while (_c != null); return null; } static 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) { printStackTrace(__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 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 List newSubListOrSame(List l, int startIndex) { return newSubListOrSame(l, startIndex, l(l)); } static List newSubListOrSame(List l, int startIndex, int endIndex) { if (l == null) return null; int n = l(l); startIndex = max(0, startIndex); endIndex = min(n, endIndex); if (startIndex >= endIndex) return ll(); if (startIndex == 0 && endIndex == n) return l; return cloneList(l.subList(startIndex, endIndex)); } static 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[] takeFirstOfIntArray(int[] b, int n) { return subIntArray(b, 0, n); } static int[] takeFirstOfIntArray(int n, int[] b) { return takeFirstOfIntArray(b, n); } static byte[] takeFirstOfByteArray(byte[] b, int n) { return subByteArray(b, 0, n); } static byte[] takeFirstOfByteArray(int n, byte[] b) { return takeFirstOfByteArray(b, n); } 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 String quote(Object o) { if (o == null) return "null"; return quote(str(o)); } static String quote(String s) { if (s == null) return "null"; StringBuilder out = new StringBuilder((int) (l(s)*1.5+2)); quote_impl(s, out); return out.toString(); } static void quote_impl(String s, StringBuilder out) { out.append('"'); int l = s.length(); for (int i = 0; i < l; i++) { char c = s.charAt(i); if (c == '\\' || c == '"') out.append('\\').append(c); else if (c == '\r') out.append("\\r"); else if (c == '\n') out.append("\\n"); else if (c == '\t') out.append("\\t"); else if (c == '\0') out.append("\\0"); else out.append(c); } out.append('"'); } static Iterator emptyIterator() { return Collections.emptyIterator(); } static Set _registerAutoCloseable_set = synchroHashSet(); static void _registerAutoCloseable(AutoCloseable c) { addIfNotNull(_registerAutoCloseable_set, c); } static void cleanMeUp__registerAutoCloseable() { closeAutoCloseables(getAndClearList(_registerAutoCloseable_set)); } static Set> _entrySet(Map map) { return map == null ? Collections.EMPTY_SET : map.entrySet(); } // This is a bit rough... finds static and non-static methods. static Method findMethodNamed(Object obj, String method) { if (obj == null) return null; if (obj instanceof Class) return findMethodNamed((Class) obj, method); return findMethodNamed(obj.getClass(), method); } static Method findMethodNamed(Class c, String method) { while (c != null) { for (Method m : c.getDeclaredMethods()) if (m.getName().equals(method)) { makeAccessible(m); return m; } c = c.getSuperclass(); } return null; } static int hashMap_internalHash(Object key) { int h; return (key == null) ? 0 : (h = key.hashCode()) ^ (h >>> 16); } static String dropNumberPrefix(String s) { return dropFirst(s, indexOfNonDigit(s)); } static String shortClassName(Object o) { if (o == null) return null; Class c = o instanceof Class ? (Class) o : o.getClass(); String name = c.getName(); return shortenClassName(name); } static Map convertObjectMetaToMap(IMeta o) { return convertObjectMetaToMap(o, () -> synchroLinkedHashMap()); } static Map convertObjectMetaToMap(IMeta o, IF0 createEmptyMap) { if (o == null) return null; // The following shortcut depends on the assumption that a meta field never reverts // to null when it was a map Object meta = o._getMeta(); if (meta instanceof Map) return ((Map) meta); // non-shortcut path (create meta) var mutex = tempMetaMutex(o); try { var actualMutex = mutex.get(); synchronized(actualMutex) { meta = o._getMeta(); if (meta instanceof Map) return ((Map) meta); Map map = createEmptyMap.get(); if (meta != null) map.put("previousMeta" , meta); o._setMeta(map); return map; } } finally { _close(mutex); }} static void syncMapPutOrRemove(Map map, A key, B value) { syncMapPut2(map, key, value); } static String withIdentityHash(Object o, String s) { return o == null ? s : addSuffix(s, "@" + intToHex_flexLength(identityHashCode(o))); } static String roundBracket(String s) { return "(" + s + ")"; } static String roundBracket(Object s) { return roundBracket(str(s)); } // Use like this: renderVars(+x, +y) static String renderVars_str(Object... params) { List l = new ArrayList(); int i = 0; if (odd(l(params))) { l.add(strOrNull(first(params))); ++i; } for (; i+1 < l(params); i += 2) l.add(params[i] + "=" + params[i+1]); return trim(joinWithComma(l)); } static String formatFunctionCall(String fname, Object... args) { return fname + "(" + joinWithComma(allToString(args)) + ")"; } static String formatFunctionCall(String fname, List args) { return formatFunctionCall(fname, toObjectArray(args)); } static byte[] streamToBytes(InputStream in) { try { try { ByteArrayOutputStream baos = new ByteArrayOutputStream(); copyStream(in, baos); return baos.toByteArray(); } finally { in.close(); } } catch (Exception __e) { throw rethrow(__e); } } static byte[] streamToBytes(InputStream in, int expectedSize) { try { try { ByteArrayOutputStream baos = new ByteArrayOutputStream(expectedSize); copyStream(in, baos); return baos.toByteArray(); } finally { in.close(); } } catch (Exception __e) { throw rethrow(__e); } } 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 String nullIfEmpty(String s) { return isEmpty(s) ? null : s; } static Map nullIfEmpty(Map map) { return isEmpty(map) ? null : map; } static List nullIfEmpty(List l) { return isEmpty(l) ? null : l; } static float clamp(float x, float a, float b) { return x < a ? a : x > b ? b : x; } static double clamp(double x, double a, double b) { return x < a ? a : x > b ? b : x; } static int clamp(int x, int a, int b) { return x < a ? a : x > b ? b : x; } static long clamp(long x, long a, long b) { return x < a ? a : x > b ? b : x; } static String stdToStringWithFields(Object o, String... fields) { if (o == null) return "null"; String name = shortClassName(o); // new default if (empty(fields)) fields = asStringArray(allNonStaticFields(o)); if (empty(fields)) return name; return name + "(" + joinWithComma(mapNonNulls(fields, field -> { Object value = getOpt(o, field); if (value == null) return null; return field + "=" + str(value); })) + ")"; } static boolean addToCollection(Collection c, A a) { return c != null && c.add(a); } static Container getParent(final Component c) { return c == null ? null : swing(new F0() { public Container get() { try { return c.getParent(); } catch (Exception __e) { throw rethrow(__e); } } public String toString() { return "ret c.getParent();"; }}); } 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 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 String reverseString(String s) { return empty(s) ? s : new StringBuilder(s).reverse().toString(); } 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 void setOpt_raw(Object o, String field, Object value) { try { if (o == null) return; if (o instanceof Class) setOpt_raw((Class) o, field, value); else { Field f = setOpt_raw_findField(o.getClass(), field); if (f != null) { makeAccessible(f); smartSet(f, o, value); } } } catch (Exception __e) { throw rethrow(__e); } } static void setOpt_raw(Class c, String field, Object value) { try { if (c == null) return; Field f = setOpt_raw_findStaticField(c, field); if (f != null) { makeAccessible(f); smartSet(f, null, value); } } catch (Exception __e) { throw rethrow(__e); } } static Field setOpt_raw_findStaticField(Class c, String field) { Class _c = c; do { for (Field f : _c.getDeclaredFields()) if (f.getName().equals(field) && (f.getModifiers() & java.lang.reflect.Modifier.STATIC) != 0) return f; _c = _c.getSuperclass(); } while (_c != null); return null; } static Field setOpt_raw_findField(Class c, String field) { Class _c = c; do { for (Field f : _c.getDeclaredFields()) if (f.getName().equals(field)) return f; _c = _c.getSuperclass(); } while (_c != null); return null; } static void smartSet(Field f, Object o, Object value) throws Exception { try { f.set(o, value); } catch (Exception e) { Class type = f.getType(); // take care of common case (long to int) if (type == int.class && value instanceof Long) { f.set(o, ((Long) value).intValue()); return; } if (type == boolean.class && value instanceof String) { f.set(o, isTrueOrYes(((String) value))); return; } if (type == LinkedHashMap.class && value instanceof Map) { f.set(o, asLinkedHashMap((Map) value)); return; } throw e; } } static A setDyn(A o, String key, Object value) { setDynObjectValue(o, key, value); return o; } static void setDyn(IMeta o, String key, Object value) { metaMapPut(o, key, value); } 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 programID() { return getProgramID(); } static String programID(Object o) { return getProgramID(o); } static volatile PersistableThrowable _handleException_lastException; static List _handleException_onException = synchroList(ll((IVF1) (__1 -> printStackTrace2(__1)))); static boolean _handleException_showThreadCancellations = false; static void _handleException(Throwable e) { _handleException_lastException = persistableThrowable(e); Throwable e2 = innerException(e); if (e2.getClass() == RuntimeException.class && eq(e2.getMessage(), "Thread cancelled.") || e2 instanceof InterruptedException) { if (_handleException_showThreadCancellations) System.out.println(getStackTrace_noRecord(e2)); return; } for (Object f : cloneList(_handleException_onException)) try { callF(f, e); } catch (Throwable e3) { try { printStackTrace2(e3); // not using pcall here - it could lead to endless loops } catch (Throwable e4) { System.out.println(getStackTrace(e3)); System.out.println(getStackTrace(e4)); } } } 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) { printStackTrace(__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 int[] subIntArray(int[] b, int start) { return subIntArray(b, start, l(b)); } static int[] subIntArray(int[] b, int start, int end) { start = max(start, 0); end = min(end, l(b)); if (start == 0 && end == l(b)) return b; if (start >= end) return new int[0]; int[] x = new int[end-start]; System.arraycopy(b, start, x, 0, end-start); return x; } static byte[] subByteArray(byte[] b, int start) { return subByteArray(b, start, l(b)); } static byte[] subByteArray(byte[] b, int start, int end) { start = max(start, 0); end = min(end, l(b)); if (start == 0 && end == l(b)) return b; if (start >= end) return new byte[0]; byte[] x = new byte[end-start]; System.arraycopy(b, start, x, 0, end-start); return x; } static char lastChar(String s) { return empty(s) ? '\0' : s.charAt(l(s)-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 boolean addIfNotNull(Collection l, A a) { return a != null && l != null & l.add(a); } static void closeAutoCloseables(Collection l) { if (l != null) for (AutoCloseable c : l) { try { c.close(); } catch (Throwable __e) { printStackTrace(__e); }} } static List getAndClearList(Collection l) { if (l == null) return emptyList(); synchronized(collectionMutex(l)) { List out = cloneList(l); l.clear(); return out; } } 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); } static int indexOfNonDigit(String s) { int n = l(s); for (int i = 0; i < n; i++) if (!isDigit(s.charAt(i))) return i; return -1; } static String shortenClassName(String name) { if (name == null) return null; int i = lastIndexOf(name, "$"); if (i < 0) i = lastIndexOf(name, "."); return i < 0 ? name : substring(name, i+1); } static Map synchroLinkedHashMap() { return Collections.synchronizedMap(new LinkedHashMap()); } static IAutoCloseableF0 tempMetaMutex(IMeta o) { return o == null ? null : o._tempMetaMutex(); } static void syncMapPut2(Map map, A key, B value) { if (map != null && key != null) synchronized(collectionMutex(map)) { if (value != null) map.put(key, value); else map.remove(key); } } static String addSuffix(String s, String suffix) { return s == null || s.endsWith(suffix) ? s : s + suffix; } static String intToHex_flexLength(int i) { return Integer.toHexString(i); } static int identityHashCode(Object o) { return System.identityHashCode(o); } 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 String strOrNull(Object o) { return o == null ? null : str(o); } // binary legacy signature static Object[] toObjectArray(Collection c) { return toObjectArray((Iterable) c); } static Object[] toObjectArray(Iterable c) { List l = asList(c); return l.toArray(new Object[l.size()]); } static String appendColonIfNempty(String s) { return empty(s) ? "" : s + ": "; } static boolean isEmpty(Collection c) { return c == null || c.isEmpty(); } static boolean isEmpty(CharSequence s) { return s == null || s.length() == 0; } static boolean isEmpty(Object[] a) { return a == null || a.length == 0; } static boolean isEmpty(byte[] a) { return a == null || a.length == 0; } static boolean isEmpty(Map map) { return map == null || map.isEmpty(); } static String[] asStringArray(Collection c) { return toStringArray(c); } static String[] asStringArray(Object o) { return toStringArray(o); } static Set allNonStaticFields(Object o) { TreeSet fields = new TreeSet(); Class _c = _getClass(o); do { for (Field f : _c.getDeclaredFields()) if ((f.getModifiers() & Modifier.STATIC) == 0) fields.add(f.getName()); _c = _c.getSuperclass(); } while (_c != null); return fields; } static List mapNonNulls(Iterable l, Object f) { return mapNonNulls(f, l); } static List mapNonNulls(Object f, Iterable l) { List x = new ArrayList(); if (l != null) for (Object o : l) addIfNotNull(x, callF(f, o)); return x; } static List mapNonNulls(Object f, Object[] l) { List x = new ArrayList(); if (l != null) for (Object o : l) addIfNotNull(x, callF(f, o)); return x; } static List mapNonNulls(Iterable l, F1 f) { return mapNonNulls(f, l); } static List mapNonNulls(F1 f, Iterable l) { List x = new ArrayList(); if (l != null) for (Object o : l) addIfNotNull(x, callF(f, o)); return x; } static List mapNonNulls(A[] l, IF1 f) { return mapNonNulls(f, l); } static List mapNonNulls(Iterable l, IF1 f) { List x = emptyList(l); if (l != null) for (A o : l) addIfNotNull(x, f.get(o)); return x; } static List mapNonNulls(IF1 f, Iterable l) { return mapNonNulls(l, f); } static 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 void addAll(Collection c, Iterable b) { if (c != null && b != null) for (A a : b) c.add(a); } static boolean addAll(Collection c, Collection b) { return c != null && b != null && c.addAll(b); } static boolean addAll(Collection c, B... b) { return c != null && b != null && c.addAll(Arrays.asList(b)); } static Map addAll(Map a, Map b) { if (a != null && b != null) a.putAll(b); return a; } static boolean isTrueOrYes(Object o) { return isTrueOpt(o) || o instanceof String && (eqicOneOf(((String) o), "1", "t", "true") || isYes(((String) o))); } static LinkedHashMap asLinkedHashMap(Map map) { if (map instanceof LinkedHashMap) return (LinkedHashMap) map; LinkedHashMap m = new LinkedHashMap(); if (map != null) synchronized(collectionMutex(map)) { m.putAll(map); } return m; } static void setDynObjectValue(DynamicObject o, String field, Object value) { dynamicObject_setRawFieldValue(o, field, value); } 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 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 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)); } static Throwable printStackTrace2(Throwable e) { // we go to system.out now - system.err is nonsense print(getStackTrace2(e)); return e; } static void printStackTrace2() { printStackTrace2(new Throwable()); } static void printStackTrace2(String msg) { printStackTrace2(new Throwable(msg)); } static Throwable innerException(Throwable e) { return getInnerException(e); } 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; } } static void warnIfOddCount(Object... list) { if (odd(l(list))) printStackTrace("Odd list size: " + list); } static A[] arrayOfSameType(A[] a, int n) { return newObjectArrayOfSameType(a, n); } 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 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 boolean isDigit(char c) { return Character.isDigit(c); } 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 int toInt(Object o) { if (o == null) return 0; if (o instanceof Number) return ((Number) o).intValue(); if (o instanceof String) return parseInt((String) o); if (o instanceof Boolean) return boolToInt((Boolean) o); throw fail("woot not int: " + getClassName(o)); } static int toInt(long l) { if (l != (int) l) throw fail("Too large for int: " + l); return (int) l; } 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 Runnable addThreadInfoToRunnable(final Object r) { final Object info = _threadInfo(); return info == null ? asRunnable(r) : new Runnable() { public void run() { try { _inheritThreadInfo(info); callF(r); } catch (Exception __e) { throw rethrow(__e); } } public String toString() { return "_inheritThreadInfo(info); callF(r);"; }}; } static boolean isTrueOpt(Object o) { if (o instanceof Boolean) return ((Boolean) o).booleanValue(); return false; } static boolean isTrueOpt(String field, Object o) { return isTrueOpt(getOpt(field, o)); } static boolean eqicOneOf(String s, String... l) { for (String x : l) if (eqic(s, x)) return true; return false; } static List isYes_yesses = litlist("y", "yes", "yeah", "y", "yup", "yo", "corect", "sure", "ok", "afirmative"); // << collapsed words, so "corect" means "correct" static boolean isYes(String s) { return isYes_yesses.contains(collapseWord(toLowerCase(firstWord2(s)))); } static void dynamicObject_setRawFieldValue(DynamicObject o, Object key, Object value) { if (o == null) return; // double sync, but should be OK here because of locking order o > o.fieldValues synchronized(o) { o.fieldValues = syncMapPut2_createLinkedHashMap((LinkedHashMap) o.fieldValues, key, value); } } static String formatSnippetIDOpt(String s) { return isSnippetID(s) ? formatSnippetID(s) : s; } static String formatSnippetID(String id) { return "#" + parseSnippetID(id); } static String formatSnippetID(long id) { return "#" + id; } 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 getStackTrace2(Throwable e) { return hideCredentials(getStackTrace(unwrapTrivialExceptionWraps(e)) + replacePrefix("java.lang.RuntimeException: ", "FAIL: ", hideCredentials(str(innerException2(e)))) + "\n"); } static Throwable getInnerException(Throwable e) { if (e == null) return null; while (e.getCause() != null) e = e.getCause(); return e; } static Throwable getInnerException(Runnable r) { return getInnerException(getException(r)); } static A[] newObjectArrayOfSameType(A[] a) { return newObjectArrayOfSameType(a, a.length); } static A[] newObjectArrayOfSameType(A[] a, int n) { return (A[]) Array.newInstance(a.getClass().getComponentType(), n); } static int parseInt(String s) { return emptyString(s) ? 0 : Integer.parseInt(s); } static int parseInt(char c) { return Integer.parseInt(str(c)); } static int boolToInt(boolean b) { return b ? 1 : 0; } 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 Runnable asRunnable(Object o) { return toRunnable(o); } static void _inheritThreadInfo(Object info) { _threadInheritInfo(info); } static ArrayList litlist(A... a) { ArrayList l = new ArrayList(a.length); for (A x : a) l.add(x); return l; } static String collapseWord(String s) { if (s == null) return ""; StringBuilder buf = new StringBuilder(); for (int i = 0; i < l(s); i++) if (i == 0 || !charactersEqualIC(s.charAt(i), s.charAt(i-1))) buf.append(s.charAt(i)); return buf.toString(); } static List toLowerCase(List strings) { List x = new ArrayList(); for (String s : strings) x.add(s.toLowerCase()); return x; } static String[] toLowerCase(String[] strings) { String[] x = new String[l(strings)]; for (int i = 0; i < l(strings); i++) x[i] = strings[i].toLowerCase(); return x; } static String toLowerCase(String s) { return s == null ? "" : s.toLowerCase(); } static String firstWord2(String s) { s = xltrim(s); if (empty(s)) return ""; if (isLetterOrDigit(first(s))) return takeCharsWhile(__36 -> isLetterOrDigit(__36), s); else return "" + first(s); } static LinkedHashMap syncMapPut2_createLinkedHashMap(LinkedHashMap map, A key, B value) { if (key != null) if (value != null) { if (map == null) map = new LinkedHashMap(); synchronized(collectionMutex(map)) { map.put(key, value); } } else if (map != null) synchronized(collectionMutex(map)) { map.remove(key); } return map; } public static boolean isSnippetID(String s) { try { parseSnippetID(s); return true; } catch (RuntimeException e) { return false; } } public static long parseSnippetID(String snippetID) { long id = Long.parseLong(shortenSnippetID(snippetID)); if (id == 0) throw fail("0 is not a snippet ID"); return id; } static String mainClassNameForClassLoader(ClassLoader cl) { return or((String) callOpt(cl, "mainClassName"), "main"); } static Class loadClassFromClassLoader_orNull(ClassLoader cl, String name) { try { return cl == null ? null : cl.loadClass(name); } catch (ClassNotFoundException e) { return null; } } static Throwable unwrapTrivialExceptionWraps(Throwable e) { if (e == null) return e; while (e.getClass() == RuntimeException.class && e.getCause() != null && eq(e.getMessage(), str(e.getCause()))) e = e.getCause(); return e; } static String replacePrefix(String prefix, String replacement, String s) { if (!startsWith(s, prefix)) return s; return replacement + substring(s, l(prefix)); } static Throwable innerException2(Throwable e) { if (e == null) return null; while (empty(e.getMessage()) && e.getCause() != null) e = e.getCause(); return e; } static Throwable getException(Runnable r) { try { callF(r); return null; } catch (Throwable e) { return e; } } static boolean emptyString(String s) { return s == null || s.length() == 0; } static void pcallFAll(Collection l, Object... args) { if (l != null) for (Object f : cloneList(l)) pcallF(f, args); } static void pcallFAll(Iterator it, Object... args) { while (it.hasNext()) pcallF(it.next(), args); } static 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 List> _threadInheritInfo_retrievers = synchroList(); static void _threadInheritInfo(Object info) { if (info == null) return; pcallFAll(_threadInheritInfo_retrievers, (Map) info); } static boolean charactersEqualIC(char c1, char c2) { if (c1 == c2) return true; char u1 = Character.toUpperCase(c1); char u2 = Character.toUpperCase(c2); if (u1 == u2) return true; return Character.toLowerCase(u1) == Character.toLowerCase(u2); } static String xltrim(String s) { int i = 0, n = l(s); while (i < n && contains(" \t\r\n", s.charAt(i))) ++i; return substr(s, i); } static boolean isLetterOrDigit(char c) { return Character.isLetterOrDigit(c); } // pred: char -> bool static String takeCharsWhile(String s, Object pred) { int i = 0; while (i < l(s) && isTrue(callF(pred, s.charAt(i)))) ++i; return substring(s, 0, i); } static String takeCharsWhile(IF1 f, String s) { return takeCharsWhile(s, f); } 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 Object pcallF(Object f, Object... args) { return pcallFunction(f, args); } static A pcallF(F0 f) { try { return f == null ? null : f.get(); } catch (Throwable __e) { return null; } } static B pcallF(F1 f, A a) { try { return f == null ? null : f.get(a); } catch (Throwable __e) { return null; } } static void pcallF(VF1 f, A a) { try { { if (f != null) f.get(a); } } catch (Throwable __e) { printStackTrace(__e); } } static A pcallF(IF0 f) { try { return f == null ? null : f.get(); } catch (Throwable __e) { return null; } } static B pcallF(IF1 f, A a) { try { return f == null ? null : f.get(a); } catch (Throwable __e) { return null; } } static boolean contains(Collection c, Object o) { return c != null && c.contains(o); } static boolean contains(Iterable it, Object a) { if (it != null) for (Object o : it) if (eq(a, o)) return true; return false; } 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 String substr(String s, int x) { return substring(s, x); } static String substr(String s, int x, int y) { return substring(s, x, y); } static long parseLong(String s) { if (empty(s)) return 0; return Long.parseLong(dropSuffix("L", s)); } static long parseLong(Object s) { return Long.parseLong((String) s); } static Object pcallFunction(Object f, Object... args) { try { return callFunction(f, args); } catch (Throwable __e) { printStackTrace(__e); } return null; } static String dropSuffix(String suffix, String s) { return nempty(suffix) && endsWith(s, suffix) ? s.substring(0, l(s)-l(suffix)) : s; } static class Var implements IVar, ISetter { Var() {} Var(A v) { this.v = v;} A v; // you can access this directly if you use one thread public synchronized void set(A a) { if (v != a) { v = a; notifyAll(); } } public synchronized A get() { return v; } public synchronized boolean has() { return v != null; } public synchronized void clear() { v = null; } public String toString() { return str(this.get()); } } static class DefunctClassLoader {} static interface ISetter { void set(A a); } static interface IVar extends IF0 { void set(A a); A get(); default boolean has() { return get() != null; } default void clear() { set(null); } } static A set(A o, String field, Object value) { if (o == null) return null; if (o instanceof Class) set((Class) o, field, value); else try { Field f = set_findField(o.getClass(), field); makeAccessible(f); smartSet(f, o, value); } catch (Exception e) { throw new RuntimeException(e); } return o; } static void set(Class c, String field, Object value) { if (c == null) return; try { Field f = set_findStaticField(c, field); makeAccessible(f); smartSet(f, null, value); } catch (Exception e) { throw new RuntimeException(e); } } static Field set_findStaticField(Class c, String field) { Class _c = c; do { for (Field f : _c.getDeclaredFields()) if (f.getName().equals(field) && (f.getModifiers() & java.lang.reflect.Modifier.STATIC) != 0) return f; _c = _c.getSuperclass(); } while (_c != null); throw new RuntimeException("Static field '" + field + "' not found in " + c.getName()); } static Field set_findField(Class c, String field) { Class _c = c; do { for (Field f : _c.getDeclaredFields()) if (f.getName().equals(field)) return f; _c = _c.getSuperclass(); } while (_c != null); throw new RuntimeException("Field '" + field + "' not found in " + c.getName()); } static void set(BitSet bs, int idx) { { if (bs != null) bs.set(idx); } } }