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.*; // The core integral 1D image. import static x30_pkg.x30_util.DynamicObject; class main { static class IIColumnToAudioSample implements IAudioSample , IFieldsToList{ IIntegralImage img; double x1; double x2; IIColumnToAudioSample() {} IIColumnToAudioSample(IIntegralImage img, double x1, double x2) { this.x2 = x2; this.x1 = x1; this.img = img;} public String toString() { return shortClassName_dropNumberPrefix(this) + "(" + img + ", " + x1 + ", " + x2 + ")"; } public boolean equals(Object o) { if (!(o instanceof IIColumnToAudioSample)) return false; IIColumnToAudioSample __1 = (IIColumnToAudioSample) o; return eq(img, __1.img) && x1 == __1.x1 && x2 == __1.x2; } public int hashCode() { int h = 946304687; h = boostHashCombine(h, _hashCode(img)); h = boostHashCombine(h, _hashCode(x1)); h = boostHashCombine(h, _hashCode(x2)); return h; } public Object[] _fieldsToList() { return new Object[] {img, x1, x2}; } public int channels() { return 1; } public double sampleRate() { return 1; } // not applicable final public double length(){ return h(); } public double h() { return img.getHeight(); } public DoubleRange bounds() { return new DoubleRange(0, h()); } public double sampleSum(int channel, double start, double end) { return img.rectSum(x1, start, x2, end, channel); } } static String shortClassName_dropNumberPrefix(Object o) { return dropNumberPrefix(shortClassName(o)); } 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, "$X") static boolean eq(Symbol a, String b) { return eq(str(a), b); } static int boostHashCombine(int a, int b) { return a ^ (b + 0x9e3779b9 + (a << 6) + (a >> 2)); } static int _hashCode(Object a) { return a == null ? 0 : a.hashCode(); } static String dropNumberPrefix(String s) { return dropFirst(s, indexOfNonDigit(s)); } static String shortClassName(Object o) { if (o == null) return null; Class c = o instanceof Class ? (Class) o : o.getClass(); String name = c.getName(); return shortenClassName(name); } static String str(Object o) { return o == null ? "null" : o.toString(); } static String str(char[] c) { return new String(c); } static String[] dropFirst(int n, String[] a) { return drop(n, a); } static String[] dropFirst(String[] a) { return drop(1, a); } static Object[] dropFirst(Object[] a) { return drop(1, a); } static List dropFirst(List l) { return dropFirst(1, l); } static List dropFirst(int n, Iterable i) { return dropFirst(n, toList(i)); } static List dropFirst(Iterable i) { return dropFirst(toList(i)); } static List dropFirst(int n, List l) { return n <= 0 ? l : new ArrayList(l.subList(Math.min(n, l.size()), l.size())); } static List dropFirst(List l, int n) { return dropFirst(n, l); } static String dropFirst(int n, String s) { return substring(s, n); } static String dropFirst(String s, int n) { return substring(s, n); } static String dropFirst(String s) { return substring(s, 1); } static int indexOfNonDigit(String s) { int n = l(s); for (int i = 0; i < n; i++) if (!isDigit(s.charAt(i))) return i; return -1; } static String shortenClassName(String name) { if (name == null) return null; int i = lastIndexOf(name, "$"); if (i < 0) i = lastIndexOf(name, "."); return i < 0 ? name : substring(name, i+1); } static 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 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 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 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 double l(DoubleRange r) { return r == null ? 0 : r.length(); } 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; } // 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 int strL(String s) { return s == null ? 0 : s.length(); } static int lCharSequence(CharSequence s) { return s == null ? 0 : s.length(); } static int iteratorCount_int_close(Iterator i) { try { int n = 0; if (i != null) while (i.hasNext()) { i.next(); ++n; } if (i instanceof AutoCloseable) ((AutoCloseable) i).close(); return n; } catch (Exception __e) { throw rethrow(__e); } } static Object call(Object o) { return callF(o); } // varargs assignment fixer for a single string array argument static Object call(Object o, String method, String[] arg) { return call(o, method, new Object[] {arg}); } static Object call(Object o, String method, Object... args) { //ret call_cached(o, method, args); return call_withVarargs(o, method, args); } static 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 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 List ll(A... a) { ArrayList l = new ArrayList(a.length); if (a != null) for (A x : a) l.add(x); return l; } 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 Map> callF_cache = newDangerousWeakHashMap(); static A callF(F0 f) { return f == null ? null : f.get(); } static B callF(F1 f, A a) { return f == null ? null : f.get(a); } static A callF(IF0 f) { return f == null ? null : f.get(); } static B callF(IF1 f, A a) { return f == null ? null : f.get(a); } static C callF(IF2 f, A a, B b) { return f == null ? null : f.get(a, b); } static void callF(VF1 f, A a) { if (f != null) f.get(a); } static Object callF(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 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 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 void _handleError(Error e) { call(javax(), "_handleError", e); } 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 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; } 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 boolean isStaticMethod(Method m) { return methodIsStatic(m); } static Object[] massageArgsForVarArgsCall(Method m, Object[] args) { Class[] types = m.getParameterTypes(); int n = types.length-1, nArgs = args.length; if (nArgs < n) return null; for (int i = 0; i < n; i++) if (!argumentCompatibleWithType(args[i], types[i])) return null; Class varArgType = types[n].getComponentType(); for (int i = n; i < nArgs; i++) if (!argumentCompatibleWithType(args[i], varArgType)) return null; Object[] newArgs = new Object[n+1]; arraycopy(args, 0, newArgs, 0, n); Object[] varArgs = arrayOfType(varArgType, nArgs-n); arraycopy(args, n, varArgs, 0, nArgs-n); newArgs[n] = varArgs; return newArgs; } static String joinWithComma(Collection c) { return join(", ", c); } static String joinWithComma(String... c) { return join(", ", c); } static String joinWithComma(Pair p) { return p == null ? "" : joinWithComma(str(p.a), str(p.b)); } static List classNames(Collection l) { return getClassNames(l); } static List classNames(Object[] l) { return getClassNames(Arrays.asList(l)); } static Class javax() { return getJavaX(); } 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 Class mc() { return main.class; } 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 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 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 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 boolean methodIsStatic(Method m) { return (m.getModifiers() & Modifier.STATIC) != 0; } static boolean argumentCompatibleWithType(Object arg, Class type) { return arg == null ? !type.isPrimitive() : isInstanceX(type, arg); } static void arraycopy(Object[] a, Object[] b) { if (a != null && b != null) arraycopy(a, 0, b, 0, 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); } 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 AutoCloseable tempInterceptPrintIfNotIntercepted(F1 f) { return print_byThread().get() == null ? tempInterceptPrint(f) : null; } static Class __javax; static Class getJavaX() { try { return __javax; } catch (Exception __e) { throw rethrow(__e); } } 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()); } 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 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 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 A[] makeArray(Class type, int n) { return (A[]) Array.newInstance(type, n); } 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 A first(T3 t) { return t == null ? null : t.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 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 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 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 Map synchronizedMap() { return synchroMap(); } static Map synchronizedMap(Map map) { return synchroMap(map); } static boolean endsWithLetterOrDigit(String s) { return s != null && s.length() > 0 && Character.isLetterOrDigit(s.charAt(s.length()-1)); } //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 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; } // 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 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 boolean empty(DoubleRange r) { return r == null || r.isEmpty(); } static boolean empty(Rect r) { return !(r != null && r.w != 0 && r.h != 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 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 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 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 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 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 PersistableThrowable persistableThrowable(Throwable e) { return e == null ? null : new PersistableThrowable(e); } static boolean startsWithOneOf(String s, String... l) { for (String x : l) if (startsWith(s, x)) return true; return false; } static boolean startsWithOneOf(String s, Matches m, String... l) { for (String x : l) if (startsWith(s, x, m)) return true; return false; } static boolean isAGIBlueDomain(String domain) { return domainIsUnder(domain, theAGIBlueDomain()); } static String hostNameFromURL(String url) { try { return new URL(url).getHost(); } catch (Exception __e) { throw rethrow(__e); } } static String getType(Object o) { return getClassName(o); } static long getFileSize(String path) { return path == null ? 0 : new File(path).length(); } static long getFileSize(File f) { return f == null ? 0 : f.length(); } static 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 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; } static Pt unnullForIteration(Pt p) { return p == null ? new Pt() : p; } //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 A setThreadLocal(ThreadLocal tl, A value) { if (tl == null) return null; A old = tl.get(); tl.set(value); return old; } 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 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 volatile boolean licensed_yes = true; static boolean licensed() { if (!licensed_yes) return false; ping_okInCleanUp(); return true; } static void licensed_off() { licensed_yes = false; } static void clear(Collection c) { if (c != null) c.clear(); } static void clear(Map map) { if (map != null) map.clear(); } static void put(Map map, A a, B b) { if (map != null) map.put(a, b); } static void put(List l, int i, A a) { if (l != null && i >= 0 && i < l(l)) l.set(i, a); } static 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 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 boolean domainIsUnder(String domain, String mainDomain) { return eqic(domain, mainDomain) || ewic(domain, "." + mainDomain); } static String theAGIBlueDomain() { return "agi.blue"; } 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 List immutableEmptyList() { return Collections.emptyList(); } 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 short[] emptyShortArray = new short[0]; static short[] emptyShortArray() { return emptyShortArray; } static Map immutableEmptyMap() { return Collections.emptyMap(); } 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 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 HashSet litset(A... items) { return lithashset(items); } 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; } static Pt unnull(Pt p) { return p == null ? new Pt() : p; } //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 int listL(Collection l) { return l == null ? 0 : l.size(); } static boolean neq(Object a, Object b) { return !eq(a, b); } 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); } // TODO: OurSyncCollections static Set synchroHashSet() { return Collections.synchronizedSet(new HashSet()); } 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 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 IF0 f0ToIF0(F0 f) { return f == null ? null : () -> f.get(); } static HashSet lithashset(A... items) { HashSet set = new HashSet(); for (A a : items) set.add(a); return set; } static Map emptyMap() { return new HashMap(); } 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; } static boolean regionMatchesIC(String a, int offsetA, String b, int offsetB, int len) { return a != null && a.regionMatches(true, offsetA, b, offsetB, len); } // immutable, has strong refs // 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 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(); } } final static class DoubleRange implements Comparable { double start() { return start; } double start; double end() { return end; } double end; DoubleRange() {} DoubleRange(double start, double end) { this.end = end; this.start = start;} public boolean equals(Object o) { return stdEq2(this, o); } public int hashCode() { return stdHash2(this); } double length() { return end-start; } boolean isEmpty() { return start >= end; } double center() { return (start+end)/2; } static String _fieldOrder = "start end"; public String toString() { return "[" + start + ";" + end + "]"; } @Override public int compareTo(DoubleRange r) { int c = cmp(start, r.start); if (c != 0) return c; return cmp(end, r.end); } } static interface IF0 { A get(); } static interface Hasher { int hashCode(A a); boolean equals(A a, A b); } static interface IFieldsToList { Object[] _fieldsToList(); } static interface IF1 { B get(A a); } // It works like this: There is a general interface for accessing an "integrated" audio clip - IAudioSample. interface IAudioSample { int channels(); // 1 for mono, 2 for left+right, 3 for center+left+right... or whatever channel model you prefer DoubleRange bounds(); // our bounding box in samples according to sampleRate double sampleRate(); // in hertz default double start() { return bounds().start(); } default double end() { return bounds().end(); } default double length() { return l(bounds()); } // Query the integral. // Result is in the range -32768*(end-start) to 32767*(end-start)... // unless you applied too much gain (there is no clipping). // channel is between 0 and channels()-1 from here on out double sampleSum(int channel, double start, double end); // Here the range is -1 to 1 just to spice things up default double getPixel(int channel, double start, double end) { return doubleRatio(sampleSum(channel, start, end), (end-start)*32768); } // RENDERING FUNCTIONS (visualize audio as BufferedImage) // [also "acoustic" rendering] // render audio as black-and-white (grayscale) stripes // h = height per channel default BufferedImage stripes() { return stripes(50); } default BufferedImage stripes(int h) { int w = iceil(length()); int channels = channels(); return imageFromFunction(w, h*channels, (x, y) -> { int channel = y/h; double value = sampleSum(channel, x, x+1); // lose lower 8 bits and shift to 0 to 255 int digital = ifloor(value/256)+128; return rgbIntFullAlpha(digital, digital, digital); }); } // render audio as graph // h = height per channel default BufferedImage graph() { return graph(100); } default BufferedImage graph(int h) { int w = iceil(length()); return mergeBufferedImagesVertically( countIteratorToList(channels(), c -> simpleGraph(w, h, x -> sampleSum(c, x, x+1), -32768, 32767))); } // render audio as stripes + graph (best way to look at it) default BufferedImage render() { return render(100); } default BufferedImage render(int h) { return mergeBufferedImagesVertically(stripes(h/2), graph(h)); } // in bounds // all channels default short[] toShortArray() { DoubleRange r = bounds(); int i = ifloor(r.start()), j = ifloor(r.end()); int n = max(0, j-i); var channels = channels(); short[] array = new short[n*channels]; int iArray = 0; for (; i < j; i++) for (int c = 0; c < channels; c++) array[iArray++] = clampToShort(iround(sampleSum(c, i, i+1))); return array; } // END OF RENDERING FUNCTIONS // find maximum amplitude, going pixel-by-pixel // (remember: This clip may already have been temporally // scaled with speedUp(), so a "pixel" may represent the average // of multiple audio samples.) default double maxAmplitude() { int n = iceil(length()), channels = channels(); double max = 0; for (int i = 0; i < n; i++) for (int c = 0; c < channels; c++) max = max(max, abs(sampleSum(c, i, i+1))); return min(32767, max); } // There are various non-destructive virtual transformations // which you can do on the audio clip (gain, speed-up and time-shift). // All transformations are affine in time and amplitude and thus // preserve the "integral image" property. default IAudioSample gain(double factor) { return factor == 1 ? this : new AudioSampleOps.Gain(factor, this); } // gain to maximum volume possible without clipping // (even though clipping isn't even a thing in integral audio wonderland, // so we just define "clipping" as exceeding the 32767 value we are used to from real audio.) default IAudioSample normalize() { return gain(doubleRatio(32767, maxAmplitude())); } // resample with a factor public default IAudioSample speedUp(double factor) { return factor == 1 ? this : new AudioSampleOps.SpeedUp(factor, this); } // resample to a target frequency public default IAudioSample sampleAt(double freq) { return speedUp(sampleRate()/freq); } public default IAudioSample shift(double shift){ return timeShift(shift); } public default IAudioSample timeShift(double shift) { return shift == 0 ? this : new AudioSampleOps.TimeShift(shift, this); } // For debug-printing. Valued from 0 to 1 this time because why not. First channel only default List firstPixels() { return firstPixels(20); } default List firstPixels(int n) { double[] pixels = new double[n]; for (int i = 0; i < n; i++) pixels[i] = sampleSum(0, i, i+1)/32768; return wrapDoubleArrayAsList(pixels); } } // end of IAudioSample /* * @(#)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 interface IIntegralImage extends MakesBufferedImage { public int getWidth(); public int getHeight(); default public Pt getSize() { return pt(getWidth(), getHeight()); } default public int defaultChannel() { return 0; } default public int nChannels() { return 3; } // get value for 1 channel // normal range [0; pixelCount*256) public double getIntegralValue(int x, int y, int channel); default double getIntegralValue(double x, double y, int channel) { return getIntegralValue(ifloor(x), ifloor(y), channel); } // gets value of the 3 channels // normal range [0; pixelCount*256*3) default double getIntegralValue(int x, int y) { return getIntegralValue(x, y, 0) + getIntegralValue(x, y, 1) + getIntegralValue(x, y, 2); } default double rectSum(int x1, int y1, int x2, int y2, int channel) { double bottomLeft = getIntegralValue(x1-1, y2-1, channel); double bottomRight = getIntegralValue(x2-1, y2-1, channel); double topLeft = getIntegralValue(x1-1, y1-1, channel); double topRight = getIntegralValue(x2-1, y1-1, channel); return bottomRight+topLeft-topRight-bottomLeft; } default double rectSum(double x1, double y1, double x2, double y2, int channel) { return rectSum(iround(x1), iround(y1), iround(x2), iround(y2), channel); } default double rectSum(int x1, int y1, int x2, int y2) { double bottomLeft = getIntegralValue(x1-1, y2-1); double bottomRight = getIntegralValue(x2-1, y2-1); double topLeft = getIntegralValue(x1-1, y1-1); double topRight = getIntegralValue(x2-1, y1-1); return bottomRight+topLeft-topRight-bottomLeft; } default double rectAverage(int x1, int y1, int x2, int y2, int channel) { return doubleRatio(rectSum(x1, y1, x2, y2, channel), areaFromPoints(x1, y1, x2, y2)); } default double rectAverage(Rect r, int channel) { return doubleRatio(rectSum(r, channel), rectArea(r)); } default double rectSum(Rect r) { return rectSum(r.x, r.y, r.x2(), r.y2()); } default double rectSum(Rect r, int channel) { return rectSum(r.x, r.y, r.x2(), r.y2(), channel); } default double pixelSum(DoubleRect r) { return rectSum(toRect_floor(r), defaultChannel()); } default IIntegralImage clip(int x, int y, int w, int h) { return new IIVirtualClip(this, x, y, w, h); } default double averageBrightness() { int w = getWidth(), h = getHeight(); return doubleRatio(getIntegralValue(w-1, h-1), w*h*3*255.0); } // normal range: (0, 255) default double getPixel(int x, int y, int channel) { return rectSum(x, y, x+1, y+1, channel); } // returns RGB pixel without alpha default int getPixel(int x, int y) { int r = iround(rectSum(x, y, x+1, y+1, 0)); int g = iround(rectSum(x, y, x+1, y+1, 1)); int b = iround(rectSum(x, y, x+1, y+1, 2)); return rgbInt(r, g, b); } default BufferedImage getBufferedImage() { int w = getWidth(), h = getHeight(); int[] pixels = new int[w*h]; int i = 0; for (int y = 0; y < h; y++) for (int x = 0; x < w; x++) pixels[i++] = getPixel(x, y) | fullAlphaMask(); return intArrayToBufferedImage(pixels, w, h); } // minimum and maximum brightness possible in image // Better not to use because without this information // you have a more general recognition algorithm. //default DoubleRange colorRange(int channel) { ret doubleRange(0, 256); } } 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 class IIVirtualClip extends Meta implements IIntegralImage { RegisteredReference < IIntegralImage > fullImage = new RegisteredReference<>(this); int x1, y1, w, h; IIVirtualClip() {} IIVirtualClip(IIntegralImage fullImage, int x1, int y1, int w, int h) { this.fullImage.set(fullImage); this.h = h; this.w = w; this.y1 = y1; this.x1 = x1; } public int getWidth() { return w; } public int getHeight() { return h; } public double getIntegralValue(int x, int y, int channel) { return fullImage.get().getIntegralValue(x+x1, y+y1, channel); } public double getIntegralValue(int x, int y) { return fullImage.get().getIntegralValue(x+x1, y+y1); } public BufferedImage getBufferedImage() { return clipBufferedImage(fullImage.get().getBufferedImage(), x1, y1, w, h); } } final static class Rect implements IFieldsToList{ static final String _fieldOrder = "x y w h"; int x; int y; int w; int h; Rect() {} Rect(int x, int y, int w, int h) { this.h = h; this.w = w; this.y = y; this.x = x;} public boolean equals(Object o) { if (!(o instanceof Rect)) return false; Rect __1 = (Rect) o; return x == __1.x && y == __1.y && w == __1.w && h == __1.h; } public int hashCode() { int h = 2543108; h = boostHashCombine(h, _hashCode(x)); h = boostHashCombine(h, _hashCode(y)); h = boostHashCombine(h, _hashCode(w)); h = boostHashCombine(h, _hashCode(h)); return h; } public Object[] _fieldsToList() { return new Object[] {x, y, w, h}; } Rect(Rectangle r) { x = r.x; y = r.y; w = r.width; h = r.height; } Rect(Pt p, int w, int h) { this.h = h; this.w = w; x = p.x; y = p.y; } Rect(Rect r) { x = r.x; y = r.y; w = r.w; h = r.h; } Rectangle getRectangle() { return new Rectangle(x, y, w, h); } public String toString() { return x + "," + y + " / " + w + "," + h; } int x1() { return x; } int y1() { return y; } int x2() { return x + w; } int y2() { return y + h; } boolean contains(Pt p) { return contains(p.x, p.y); } boolean contains(int _x, int _y) { return _x >= x && _y >= y && _x < x+w && _y < y+h; } boolean empty() { return w <= 0 || h <= 0; } } static class Pt implements Comparable { int x, y; Pt() {} Pt(Point p) { x = p.x; y = p.y; } Pt(int x, int y) { this.y = y; this.x = x;} Point getPoint() { return new Point(x, y); } public boolean equals(Object o) { return o instanceof Pt && x == ((Pt) o).x && y == ((Pt) o).y; } public int hashCode() { return boostHashCombine(x, y); } // compare in scan order public int compareTo(Pt p) { if (y != p.y) return cmp(y, p.y); return cmp(x, p.x); } public String toString() { return x + ", " + y; } } static class AudioSampleOps { // implementation of gain modifier static class Gain implements IAudioSample , IFieldsToList{ double factor; IAudioSample original; Gain() {} Gain(double factor, IAudioSample original) { this.original = original; this.factor = factor;} public String toString() { return shortClassName_dropNumberPrefix(this) + "(" + factor + ", " + original + ")"; }public Object[] _fieldsToList() { return new Object[] {factor, original}; } public double sampleRate() { return original.sampleRate(); } public int channels() { return original.channels(); } public DoubleRange bounds() { return original.bounds(); } public double sampleSum(int channel, double start, double end) { return original.sampleSum(channel, start, end)*factor; } // coalesce consecutive gains public IAudioSample gain(double factor) { return original.gain(this.factor*factor); } } // Implementation of the time-shift modifier. // moves the input samples to the left (cuts off beginning). // Shift can be fractional - we're in integral image (audio) wonderland after all // where a traditional pixel has no meaning. static class TimeShift implements IAudioSample , IFieldsToList{ double shift; IAudioSample original; TimeShift() {} TimeShift(double shift, IAudioSample original) { this.original = original; this.shift = shift;} public String toString() { return shortClassName_dropNumberPrefix(this) + "(" + shift + ", " + original + ")"; }public Object[] _fieldsToList() { return new Object[] {shift, original}; } public double sampleRate() { return original.sampleRate(); } public int channels() { return original.channels(); } public DoubleRange bounds() { return shiftDoubleRange(original.bounds(), -shift); } public double sampleSum(int channel, double start, double end) { return original.sampleSum(channel, start+shift, end+shift); } // coalesce consecutive time-shifts public IAudioSample timeShift(double shift) { return original.timeShift(this.shift+shift); } } // Implementation of the speed-up modifier which transforms every frequency f to f*factor. // This is for convenience, you could also just call sampleSum() directly with larger intervals. static class SpeedUp implements IAudioSample { double factor, invFactor; IAudioSample original; SpeedUp(double factor, IAudioSample original) { this.original = original; this.factor = factor; if (factor < 1) throw fail("Can't slow down. " + factor); invFactor = 1/factor; } public double sampleRate() { return original.sampleRate()*invFactor; } public int channels() { return original.channels(); } public DoubleRange bounds() { return scaleDoubleRange(original.bounds(), invFactor); } public double sampleSum(int channel, double start, double end) { return original.sampleSum(channel, start*factor, end*factor)*invFactor; } // coalesce consecutive speed-ups public IAudioSample speedUp(double factor) { return original.speedUp(this.factor*factor); } } } static interface IVF1 { void get(A a); } static interface MakesBufferedImage extends WidthAndHeight { BufferedImage getBufferedImage(); public default void drawAt(Graphics2D g, int x, int y) { g.drawImage(getBufferedImage(), x, y, null); } } static class DoubleRect { double x, y, w, h; DoubleRect() {} DoubleRect(Rectangle r) { x = r.x; y = r.y; w = r.width; h = r.height; } DoubleRect(double x, double y, double w, double h) { this.h = h; this.w = w; this.y = y; this.x = x;} // Huh. not implementing equals()/hashCode? Stefan is mysterious boolean eq(Object o) { if (!(o instanceof DoubleRect)) return false; if (o == this) return true; DoubleRect r = (DoubleRect) o; return x == r.x && y == r.y && w == r.w && h == r.h; } public String toString() { return x + "," + y + " / " + w + "," + h; } double x1() { return x; } double y1() { return y; } double x2() { return x + w; } double y2() { return y + h; } boolean contains(Pt p) { return contains(p.x, p.y); } boolean contains(double _x, double _y) { return _x >= x && _y >= y && _x < x+w && _y < y+h; } boolean empty() { return w <= 0 || h <= 0; } } // 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 class RegisteredReference implements IRef { Meta owner; // all we require is a meta field A value; RegisteredReference() { //if (!dynamicObjectIsLoading()) registerRef(); } /*void registerRef { vmBus_send registeringReference(this); }*/ // Note that the single-argument constructor takes an owner, not a value RegisteredReference(Meta owner) { this(owner, null); } RegisteredReference(Meta owner, A value) { this.value = value; this.owner = owner; index(); //registerRef(); } // get owning object (source) Meta owner() { return owner; } // get target public A get() { return value; } public boolean has() { return value != null; } public boolean set_trueIfChanged(A a) { if (eq(a, value)) return false; unindex(); value = a; index(); return true; } public void set(A a) { set_trueIfChanged(a); } void setIfEmpty(A a) { if (!has()) set(a); } public void set(IRef ref) { set(ref == null ? null : ref.get()); } public void clear() { set((A) null); } // can override boolean validRef() { return true; } // TODO: sync all the indexing and unindexing!? void index() { if (!validRef()) return; var br = lookupInterface(IHasBackRefs.class, get()); { if (br != null) br._registerBackRef(this); } } void unindex() { if (!validRef()) return; var br = lookupInterface(IHasBackRefs.class, get()); { if (br != null) br._unregisterBackRef(this); } } // not used yet void change() {} public String toString() { return str(value); } } static interface WidthAndHeight { int getWidth(); int getHeight(); } 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() {} }; } } static interface IHasBackRefs { public void _registerBackRef(IRef ref); public void _unregisterBackRef(IRef ref); } // could almost add IVar here - but void set() and bool set() are incompatible in some places static interface IRef extends IF0 { // called by the referencee to atomically replace itself // Passing oldValue to avoid race conditions public default void replaceValue(A oldValue, A newValue) {} } static interface IAutoCloseableF0 extends IF0, AutoCloseable {} static boolean isAbstract(Class c) { return (c.getModifiers() & Modifier.ABSTRACT) != 0; } static boolean isAbstract(Method m) { return (m.getModifiers() & Modifier.ABSTRACT) != 0; } static boolean reflection_isForbiddenMethod(Method m) { return m.getDeclaringClass() == Object.class && eqOneOf(m.getName(), "finalize", "clone", "registerNatives"); } static Set allInterfacesImplementedBy(Class c) { if (c == null) return null; HashSet set = new HashSet(); allInterfacesImplementedBy_find(c, set); return set; } static void allInterfacesImplementedBy_find(Class c, Set set) { if (c.isInterface() && !set.add(c)) return; do { for (Class intf : c.getInterfaces()) allInterfacesImplementedBy_find(intf, set); } while ((c = c.getSuperclass()) != null); } static Method findMethod(Object o, String method, Object... args) { return findMethod_cached(o, method, args); } static boolean findMethod_checkArgs(Method m, Object[] args, boolean debug) { Class[] types = m.getParameterTypes(); if (types.length != args.length) { if (debug) System.out.println("Bad parameter length: " + args.length + " vs " + types.length); return false; } for (int i = 0; i < types.length; i++) if (!(args[i] == null || isInstanceX(types[i], args[i]))) { if (debug) System.out.println("Bad parameter " + i + ": " + args[i] + " vs " + types[i]); return false; } return true; } static Method findStaticMethod(Class c, String method, Object... args) { Class _c = c; while (c != null) { for (Method m : c.getDeclaredMethods()) { if (!m.getName().equals(method)) continue; if ((m.getModifiers() & Modifier.STATIC) == 0 || !findStaticMethod_checkArgs(m, args)) continue; return m; } c = c.getSuperclass(); } return null; } static boolean findStaticMethod_checkArgs(Method m, Object[] args) { Class[] types = m.getParameterTypes(); if (types.length != args.length) return false; for (int i = 0; i < types.length; i++) if (!(args[i] == null || isInstanceX(types[i], args[i]))) return false; return true; } static String unquote(String s) { if (s == null) return null; if (startsWith(s, '[')) { int i = 1; while (i < s.length() && s.charAt(i) == '=') ++i; if (i < s.length() && s.charAt(i) == '[') { String m = s.substring(1, i); if (s.endsWith("]" + m + "]")) return s.substring(i+1, s.length()-i-1); } } if (s.length() > 1) { char c = s.charAt(0); if (c == '\"' || c == '\'') { int l = endsWith(s, c) ? s.length()-1 : s.length(); StringBuilder sb = new StringBuilder(l-1); for (int i = 1; i < l; i++) { char ch = s.charAt(i); if (ch == '\\') { char nextChar = (i == l - 1) ? '\\' : s.charAt(i + 1); // Octal escape? if (nextChar >= '0' && nextChar <= '7') { String code = "" + nextChar; i++; if ((i < l - 1) && s.charAt(i + 1) >= '0' && s.charAt(i + 1) <= '7') { code += s.charAt(i + 1); i++; if ((i < l - 1) && s.charAt(i + 1) >= '0' && s.charAt(i + 1) <= '7') { code += s.charAt(i + 1); i++; } } sb.append((char) Integer.parseInt(code, 8)); continue; } switch (nextChar) { case '\"': ch = '\"'; break; case '\\': ch = '\\'; break; case 'b': ch = '\b'; break; case 'f': ch = '\f'; break; case 'n': ch = '\n'; break; case 'r': ch = '\r'; break; case 't': ch = '\t'; break; case '\'': ch = '\''; break; // Hex Unicode: u???? case 'u': if (i >= l - 5) { ch = 'u'; break; } int code = Integer.parseInt( "" + s.charAt(i + 2) + s.charAt(i + 3) + s.charAt(i + 4) + s.charAt(i + 5), 16); sb.append(Character.toChars(code)); i += 5; continue; default: ch = nextChar; // added by Stefan } i++; } sb.append(ch); } return sb.toString(); } } return s; // not quoted - return original } static List quoteAll(Collection l) { List x = new ArrayList(); for (String s : l) x.add(quote(s)); return x; } 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 boolean stdEq2(Object a, Object b) { if (a == null) return b == null; if (b == null) return false; if (a.getClass() != b.getClass()) return false; for (String field : allFields(a)) if (neq(getOpt(a, field), getOpt(b, field))) return false; return true; } static int stdHash2(Object a) { if (a == null) return 0; return stdHash(a, toStringArray(allFields(a))); } static int cmp(Number a, Number b) { return a == null ? b == null ? 0 : -1 : cmp(a.doubleValue(), b.doubleValue()); } static int cmp(double a, double b) { return a < b ? -1 : a == b ? 0 : 1; } static int cmp(int a, int b) { return a < b ? -1 : a == b ? 0 : 1; } static int cmp(long a, long b) { return a < b ? -1 : a == b ? 0 : 1; } static int cmp(Object a, Object b) { if (a == null) return b == null ? 0 : -1; if (b == null) return 1; return ((Comparable) a).compareTo(b); } static double doubleRatio(double x, double y) { return y == 0 ? 0 : x/y; } static int iceil(double d) { return (int) Math.ceil(d); } static int length(Object[] array) { return array == null ? 0 : array.length; } static int length(List list) { return list == null ? 0 : list.size(); } static int length(String s) { return s == null ? 0 : s.length(); } static BufferedImage imageFromFunction(int w, IF2_Int f) { return imageFromFunction(w, w, f); } static BufferedImage imageFromFunction(int w, int h, IF2_Int f) { int[] pixels = new int[w*h]; int i = 0; for (int y = 0; y < h; y++) for (int x = 0; x < w; x++) pixels[i++] = f.get(x, y); return intArrayToBufferedImage(pixels, w, h); } static int ifloor(double d) { return (int) Math.floor(d); } static int rgbIntFullAlpha(int r, int g, int b) { return (clamp(r, 0, 255) << 16) | (clamp(g, 0, 255) << 8) | clamp(b, 0, 255) | fullAlphaMask(); } static BufferedImage mergeBufferedImagesVertically(BufferedImage... images) { return mergeBufferedImagesVertically(asList(images)); } static BufferedImage mergeBufferedImagesVertically(Collection images, Object... __) { if (l(images) == 1) return first(images); return mergeImagesVertically(map(__35 -> toRGBImage(__35), images), __).getBufferedImage(); } static List countIteratorToList(int b) { return countIteratorToList(0, b); } static List countIteratorToList(int a, int b) { return asList(countIterator(a, b)); } static List countIteratorToList(int b, IF1 f) { return countIteratorToList(0, b, f); } static List countIteratorToList(int a, int b, IF1 f) { return asList(countIterator(a, b, f)); } static List countIteratorToList(int a, int b, int step) { return asList(countIterator(a, b, step)); } static List countIteratorToList(double a, double b, double step, IF1 f) { return asList(countIterator(a, b, step, f)); } static List countIteratorToList(double a, double b, double step) { return asList(countIterator(a, b, step)); } static List countIteratorToList(IF1 f, double a, double b, double step) { return asList(countIterator(f, a, b, step)); } static BufferedImage simpleGraph(int w, int h, IF1 f, double fMin, double fMax) { BufferedImage graph = whiteImage(w, h); double graphScale = doubleRatio(1, fMax); int zeroY = iround(transformBetweenDoubleRanges(0, doubleRange(fMin, fMax), doubleRange(h-1, 0))); for (int x = 0; x < w; x++) drawLine(graph, x, zeroY, x, iround(transformBetweenDoubleRanges(f.get(x), doubleRange(fMin, fMax), doubleRange(h-1, 0))), Color.red); return graph; } static short clampToShort(int i) { return (short) clamp(i, Short.MIN_VALUE, Short.MAX_VALUE); } static int iround(double d) { return (int) Math.round(d); } static int iround(Number n) { return iround(toDouble(n)); } static float abs(float f) { return Math.abs(f); } static int abs(int i) { return Math.abs(i); } static double abs(double d) { return Math.abs(d); } static List wrapDoubleArrayAsList(double[] l) { if (l == null) return null; return virtualList(l.length, i -> l[i]); } static Set> entrySet(Map map) { return _entrySet(map); } 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 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 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(Rect r) { return r != null && r.w != 0 && r.h != 0; } static Pt pt(int x, int y) { return new Pt(x, y); } static Pt pt(int x) { return new Pt(x, x); } static int getWidth(Component c) { return c == null ? 0 : (int) swingCall(c, "getWidth"); } static int getHeight(Component c) { return c == null ? 0 : (int) swingCall(c, "getHeight"); } static int areaFromPoints(int x1, int y1, int x2, int y2) { return (x1-x1)*(y2-y1); } static int rectArea(Rect r) { return r == null ? 0 : r.w*r.h; } static Rect toRect_floor(DoubleRect r) { if (r == null) return null; int x = ifloor(r.x), y = ifloor(r.y); return new Rect(x, y, ifloor(r.x2())-x, ifloor(r.y2())-y); } static int rgbInt(int r, int g, int b) { return (clamp(r, 0, 255) << 16) | (clamp(g, 0, 255) << 8) | clamp(b, 0, 255); } static int getPixel(BufferedImage img, int x, int y) { return img.getRGB(x, y); } static int getPixel(BufferedImage img, Pt p) { return img.getRGB(p.x, p.y); } static int fullAlphaMask() { return 0xFF000000; } // from: https://stackoverflow.com/questions/14416107/int-array-to-bufferedimage // pixels are RGB pixels static BufferedImage intArrayToBufferedImage(int[] pixels, int w, int h) { int[] bitMasks = new int[]{0xFF0000, 0xFF00, 0xFF, 0xFF000000}; SinglePixelPackedSampleModel sm = new SinglePixelPackedSampleModel(DataBuffer.TYPE_INT, w, h, bitMasks); DataBufferInt db = new DataBufferInt(pixels, pixels.length); WritableRaster wr = Raster.createWritableRaster(sm, db, new Point()); return new BufferedImage(ColorModel.getRGBdefault(), wr, false, null); } static int hashCodeFor(Object a) { return a == null ? 0 : a.hashCode(); } static BufferedImage clipBufferedImage(BufferedImage src, Rectangle clip) { return clipBufferedImage(src, new Rect(clip)); } static BufferedImage clipBufferedImage(BufferedImage src, Rect r) { if (src == null || r == null) return null; // fixClipRect r = intersectRects(r, new Rect(0, 0, src.getWidth(), src.getHeight())); if (rectEmpty(r)) return null; // can't make zero-sized BufferedImage return src.getSubimage(r.x, r.y, r.w, r.h); } static BufferedImage clipBufferedImage(BufferedImage src, int x, int y, int w, int h) { return clipBufferedImage(src, new Rect(x, y, w, h)); } 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 DoubleRange shiftDoubleRange(DoubleRange r, double shift) { return r == null ? null : new DoubleRange(r.start+shift, r.end+shift); } static DoubleRange shiftDoubleRange(double shift, DoubleRange r) { return shiftDoubleRange(r, shift); } static DoubleRange scaleDoubleRange(DoubleRange r, double factor) { return r == null ? null : new DoubleRange(r.start*factor, r.end*factor); } static DoubleRange scaleDoubleRange(double factor, DoubleRange r) { return scaleDoubleRange(r, factor); } 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 boolean set_trueIfChanged(Object o, String field, Object value) { if (eq(get(o, field), value)) return false; set(o, field, value); return true; } static boolean set_trueIfChanged(IVar v, A value) { return setVar_trueIfChanged(v, value); } static boolean has(String a, String b, String c) { return false; } static boolean has(T3 t) { return false; } 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); } } // We even allow overriding existing interface implementations static A lookupInterface(Class intrface, Object o) { return lookupDynamicInterface(intrface, o); } static A lookupInterface(Object o, Class intrface) { return lookupDynamicInterface(o, intrface); } static Method findMethod_cached(Object o, String method, Object... args) { try { if (o == null) return null; if (o instanceof Class) { _MethodCache cache = callOpt_getCache((Class) o); List methods = cache.cache.get(method); if (methods != null) for (Method m : methods) if (isStaticMethod(m) && findMethod_checkArgs(m, args, false)) return m; return null; } else { _MethodCache cache = callOpt_getCache(o.getClass()); List methods = cache.cache.get(method); if (methods != null) for (Method m : methods) if (findMethod_checkArgs(m, args, false)) return m; return null; } } catch (Exception __e) { throw rethrow(__e); } } static boolean endsWith(String a, String b) { return a != null && a.endsWith(b); } static boolean endsWith(String a, char c) { return nempty(a) && lastChar(a) == c; } static boolean endsWith(String a, String b, Matches m) { if (!endsWith(a, b)) return false; m.m = new String[] {dropLast(l(b), a)}; return true; } static 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 Map> allFields_cache = weakHashMap(); static Set allFields(Object o) { if (o == null) return emptySet(); Class _c = _getClass(o); Set fields = allFields_cache.get(_c); if (fields == null) allFields_cache.put(_c, fields = asTreeSet(keys(getOpt_getFieldMap(o)))); return fields; } static int stdHash(Object a, String... fields) { if (a == null) return 0; int hash = getClassName(a).hashCode(); for (String field : fields) hash = boostHashCombine(hash, hashCode(getOpt(a, field))); return hash; } 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 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 RGBImage mergeImagesVertically(RGBImage... images) { return mergeImagesVertically(toList(images)); } static RGBImage mergeImagesVertically(List images, Object... __) { int spacing = optPar("spacing", __, imageMergeSpacing()); RGB spaceColor = optPar("spaceColor", __, new RGB(0.9f)); int h = intSum(images, "height")+(l(images)-1)*spacing, w = intMax(images, "width"); RGBImage out = new RGBImage(w, h, spaceColor); int y = 0; for (int i = 0; i < l(images); i++) { RGBImage img = images.get(i); int x = (w-img.w())/2; copyRGBImage(img, 0, 0, out, x, y); y += img.h() + spacing; } return out; } static List map(Iterable l, Object f) { return map(f, l); } static List map(Object f, Iterable l) { List x = emptyList(l); if (l != null) for (Object o : l) { ping(); x.add(callF(f, o)); } return x; } static List map(Iterable l, F1 f) { return map(f, l); } static List map(F1 f, Iterable l) { List x = emptyList(l); if (l != null) for (A o : l) { ping(); x.add(callF(f, o)); } return x; } static List map(IF1 f, Iterable l) { return map(l, f); } static List map(Iterable l, IF1 f) { List x = emptyList(l); if (l != null) for (A o : l) { ping(); x.add(f.get(o)); } return x; } static List map(IF1 f, A[] l) { return map(l, f); } static List map(A[] l, IF1 f) { List x = emptyList(l); if (l != null) for (A o : l) { ping(); x.add(f.get(o)); } return x; } static List map(Object f, Object[] l) { return map(f, asList(l)); } static List map(Object[] l, Object f) { return map(f, l); } static List map(Object f, Map map) { return map(map, f); } // map: func(key, value) -> list element static List map(Map map, Object f) { List x = new ArrayList(); if (map != null) for (Object _e : map.entrySet()) { ping(); Map.Entry e = (Map.Entry) _e; x.add(callF(f, e.getKey(), e.getValue())); } return x; } static List map(Map map, IF2 f) { return map(map, (Object) f); } // new magic alias for mapLL - does it conflict? static List map(IF1 f, A data1, A... moreData) { List x = emptyList(l(moreData)+1); x.add(f.get(data1)); if (moreData != null) for (A o : moreData) { ping(); x.add(f.get(o)); } return x; } static RGBImage toRGBImage(BWImage img) { return img == null ? null : img.toRGB(); } static RGBImage toRGBImage(BufferedImage img) { return img == null ? null : new RGBImage(img); } static IterableIterator countIterator(int b) { return countIterator(0, b); } static IterableIterator countIterator(int a, int b) { return countIterator_exclusive(a, b); } static IterableIterator countIterator(int b, IF1 f) { return countIterator(0, b, f); } static IterableIterator countIterator(int a, int b, IF1 f) { return countIterator_exclusive(a, b, f); } static IterableIterator countIterator(int a, int b, int step) { return countIterator_exclusive_step(a, b, step); } static IterableIterator countIterator(double a, double b, double step, IF1 f) { return countIterator_exclusive_step(a, b, step, f); } static IterableIterator countIterator(double a, double b, double step) { return countIterator_exclusive_step(a, b, step); } static IterableIterator countIterator(IF1 f, double a, double b, double step) { return countIterator(a, b, step, f); } static BufferedImage whiteImage(int w, int h) { return newBufferedImage(w, h, Color.white); } static BufferedImage whiteImage(int size) { return whiteImage(size, size); } static double transformBetweenDoubleRanges(double x, DoubleRange src, DoubleRange dest) { return dest.start+dest.length()*doubleRatio(x-src.start, src.length()); } static DoubleRange transformBetweenDoubleRanges(DoubleRange r, DoubleRange src, DoubleRange dest) { return r == null ? null : new DoubleRange(transformBetweenDoubleRanges(r.start, src, dest), transformBetweenDoubleRanges(r.end, src, dest)); } static DoubleRange doubleRange(double start, double end) { return new DoubleRange(start, end); } static void drawLine(BufferedImage image, int x1, int y1, int x2, int y2, Color color) { drawLine(imageGraphics(image), x1, y1, x2, y2, color); } static void drawLine(Graphics2D g, int x1, int y1, int x2, int y2, Color color) { g.setColor(color); g.drawLine(x1, y1, x2, y2); } static void drawLine(BufferedImage image, Pt a, Pt b, Color color) { drawLine(imageGraphics(image), a, b, color); } static void drawLine(Graphics2D g, Pt a, Pt b, Color color) { drawLine(g, a.x, a.y, b.x, b.y, color); } static double toDouble(Object o) { if (o instanceof Number) return ((Number) o).doubleValue(); if (o instanceof BigInteger) return ((BigInteger) o).doubleValue(); if (o instanceof String) return parseDouble((String) o); if (o == null) return 0.0; throw fail(o); } static List virtualList(int n, IF1 f) { return listFromFunction(n, f); } static List virtualList(IF1 f, int n) { return listFromFunction(f, n); } 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 Object swingCall(final Object o, final String method, final Object... args) { return swing(new F0() { public Object get() { try { return call(o, method, args); } catch (Exception __e) { throw rethrow(__e); } } public String toString() { return "ret call(o, method, args);"; }}); } static Rect intersectRects(Rect a, Rect b) { int x = max(a.x, b.x), y = max(a.y, b.y); int x2 = min(a.x+a.w, b.x+b.w), y2 = min(a.y+a.h, b.y+b.h); return new Rect(x, y, x2-x, y2-y); } static Rect intersectRects(Rect a, int x1, int y1, int w, int h) { if (a == null || a.x >= x1 && a.y >= y1 && a.x2() < x1+w && a.y2() < y1+h) return a; return rectFromPoints( max(a.x, x1), max(a.y, y1), min(a.x2(), x1+w), min(a.y2(), y1+h)); } static boolean rectEmpty(Rect r) { return r == null || r.w <= 0 || r.h <= 0; } 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 boolean setVar_trueIfChanged(IVar v, A value) { if (v == null) return false; synchronized(v) { if (eq(v.get(), value)) return false; v.set(value); return true; } } 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; } } // We even allow overriding existing interface implementations static A lookupDynamicInterface(Class intrface, Object o) { if (o instanceof DynamicObject) { A a = (A) (mapGet((Map) ((DynamicObject) o).fieldValues, intrface)); if (a != null) return a; } if (isInstance(intrface, o)) return (A) o; return null; } static A lookupDynamicInterface(Object o, Class intrface) { return lookupDynamicInterface(intrface, o); } 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 Map weakHashMap() { return newWeakHashMap(); } static Set emptySet() { return new HashSet(); } static TreeSet asTreeSet(Collection set) { return set == null ? null : set instanceof TreeSet ? (TreeSet) set : new TreeSet(set); } 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 int hashCode(Object a) { return a == null ? 0 : a.hashCode(); } static A optPar(ThreadLocal tl, A defaultValue) { A a = tl.get(); if (a != null) { tl.set(null); return a; } return defaultValue; } static A optPar(ThreadLocal tl) { return optPar(tl, null); } static Object optPar(Object[] params, String name) { return optParam(params, name); } static Object optPar(String name, Object[] params) { return optParam(params, name); } static Object optPar(String name, Map params) { return optParam(name, params); } static A optPar(Object[] params, String name, A defaultValue) { return optParam(params, name, defaultValue); } static A optPar(String name, Object[] params, A defaultValue) { return optParam(params, name, defaultValue); } static int imageMergeSpacing = 5; static int imageMergeSpacing() { return imageMergeSpacing; } static void imageMergeSpacing(int pixels) { imageMergeSpacing = pixels; } static int intSum(Collection c, String field) { int sum = 0; for (Object o : unnull(c)) sum += toInt(getOpt(o, field)); return sum; } static int intSum(Iterable l) { int sum = 0; for (Integer i : unnull(l)) if (i != null) sum += i; return sum; } static int intMax(Collection c, String field) { int max = Integer.MIN_VALUE; for (Object o : c) max = Math.max(max, toInt(getOpt(o, field))); return max; } static int intMax(Iterable l) { int max = Integer.MIN_VALUE; for (int i : unnullForIteration(l)) max = Math.max(max, i); return max; } static int intMax(int... l) { int max = Integer.MIN_VALUE; if (l != null) for (int i : l) max = Math.max(max, i); return max; } static void copyRGBImage(RGBImage src, int srcX, int srcY, RGBImage dst, int dstX, int dstY) { copyRGBImage(src, srcX, srcY, dst, dstX, dstY, src.getWidth()-srcX, src.getHeight()-srcY); } static void copyRGBImage(RGBImage src, int srcX, int srcY, RGBImage dst, int dstX, int dstY, int w, int h) { w = min(w, dst.getWidth()-dstX); h = min(h, dst.getHeight()-dstY); w = min(w, src.getWidth()-srcX); h = min(h, src.getHeight()-srcY); for (int y = 0; y < h; y++) for (int x = 0; x < w; x++) dst.setPixel(dstX+x, dstY+y, src.getInt(srcX+x, srcY+y)); } static IterableIterator countIterator_exclusive(int b) { return countIterator_exclusive(0, b); } static IterableIterator countIterator_exclusive(int a, int b) { return new IterableIterator() { int i = a; public boolean hasNext() { return i < b; } public Integer next() { return i++; } }; } static IterableIterator countIterator_exclusive(int b, IF1 f) { return countIterator_exclusive(0, b, f); } static IterableIterator countIterator_exclusive(int a, int b, IF1 f) { return mapI_if1(f, countIterator_exclusive(a, b)); } static IterableIterator countIterator_exclusive_step(final int a, final int b, final int step) { assertTrue("step > 0", step > 0); return new IterableIterator() { int i = a; public boolean hasNext() { return i < b; } public Integer next() { var j = i; i += step; return j; } }; } static IterableIterator countIterator_exclusive_step(double a, double b, double step) { assertTrue("step > 0", step > 0); return new IterableIterator() { double i = a; public boolean hasNext() { return i < b; } public Double next() { var j = i; i += step; return j; } }; } static IterableIterator countIterator_exclusive_step(double a, double b, double step, IF1 f) { return mapI_if1(f, countIterator_exclusive_step(a, b, step)); } // undefined color, seems to be all black in practice static BufferedImage newBufferedImage(int w, int h) { return new BufferedImage(w, h, BufferedImage.TYPE_INT_RGB); } static BufferedImage newBufferedImage(int w, int h, RGB rgb) { return newBufferedImage(w, h, rgb.getColor()); } static BufferedImage newBufferedImage(int w, int h, Color color) { BufferedImage img = newBufferedImage(w, h); Graphics2D g = img.createGraphics(); g.setColor(or(color, Color.white)); g.fillRect(0, 0, w, h); return img; } static BufferedImage newBufferedImage(Pt p, Color color) { return newBufferedImage(p.x, p.y, color); } static BufferedImage newBufferedImage(int w, int h, int[] pixels) { return intArrayToBufferedImage(pixels, w, h); } static ThreadLocal imageGraphics_antiAlias = new ThreadLocal(); static Graphics2D imageGraphics(BufferedImage img) { return !isFalse(imageGraphics_antiAlias.get()) ? antiAliasGraphics(img) : createGraphics(img); } static double parseDouble(String s) { return empty(s) ? 0.0 : Double.parseDouble(s); } static List listFromFunction(int n, IF1 f) { return new RandomAccessAbstractList() { public int size() { return n; } public A get(int i) { return f.get(i); } }; } static List listFromFunction(IF1 f, int n) { return listFromFunction(n, f); } 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 Rect rectFromPoints(int x1, int y1, int x2, int y2) { return pointsRect(x1, y1, x2, y2); } static Rect rectFromPoints(Pt a, Pt b) { return pointsRect(a.x, a.y, b.x, b.y); } static Map synchroLinkedHashMap() { return Collections.synchronizedMap(new LinkedHashMap()); } static IAutoCloseableF0 tempMetaMutex(IMeta o) { return o == null ? null : o._tempMetaMutex(); } 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 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 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 B mapGet(Map map, A a) { return map == null || a == null ? null : map.get(a); } static B mapGet(A a, Map map) { return map == null || a == null ? null : map.get(a); } static boolean isInstance(Class type, Object arg) { return type.isInstance(arg); } 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 A optParam(ThreadLocal tl, A defaultValue) { return optPar(tl, defaultValue); } static A optParam(ThreadLocal tl) { return optPar(tl); } static Object optParam(String name, Map params) { return mapGet(params, name); } // now also takes a map as single array entry static A optParam(Object[] opt, String name, A defaultValue) { int n = l(opt); if (n == 1 && opt[0] instanceof Map) { Map map = (Map) (opt[0]); return map.containsKey(name) ? (A) map.get(name) : defaultValue; } if (!even(l(opt))) throw fail("Odd parameter length"); for (int i = 0; i < l(opt); i += 2) if (eq(opt[i], name)) return (A) opt[i+1]; return defaultValue; } static Object optParam(Object[] opt, String name) { return optParam(opt, name, null); } static Object optParam(String name, Object[] params) { return optParam(params, name); } static 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 class mapI_if1_It extends IterableIterator { IF1 f; Iterator i; mapI_if1_It() {} mapI_if1_It(IF1 f, Iterator i) { this.i = i; this.f = f;} public boolean hasNext() { return i.hasNext(); } public B next() { return f.get(i.next()); } public String toString() { return formatFunctionCall("mapI_if1", f, i); } } static IterableIterator mapI_if1(IF1 f, Iterable i) { return new mapI_if1_It(f, i.iterator()); } static IterableIterator mapI_if1(Iterable i, IF1 f) { return mapI_if1(f, i); } static Graphics2D antiAliasGraphics(BufferedImage img) { return antiAliasOn(createGraphics(img)); } static Map createGraphics_modulators = synchroIdentityHashMap(); static Graphics2D createGraphics(BufferedImage img) { Graphics2D g = img.createGraphics(); Object mod = createGraphics_modulators.get(img); if (mod != null) callF(mod, g); return g; } // mod: voidfunc(Graphics2D) static void createGraphics_modulate(BufferedImage img, Object mod) { mapPut2(createGraphics_modulators, img, mod); } 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 Rect pointsRect(int x1, int y1, int x2, int y2) { return new Rect(x1, y1, x2-x1, y2-y1); } 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 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 boolean even(int i) { return (i & 1) == 0; } static boolean even(long i) { return (i & 1) == 0; } static boolean even(BigInteger n) { return even(n.intValue()); } static 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 String formatFunctionCall(String fname, Object... args) { return fname + "(" + joinWithComma(allToString(args)) + ")"; } static String formatFunctionCall(String fname, List args) { return formatFunctionCall(fname, toObjectArray(args)); } static Graphics2D antiAliasOn(Graphics2D g) { g.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_ON); g.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON); return g; } static Map synchroIdentityHashMap() { return synchroMap(new IdentityHashMap()); } static void mapPut2(Map map, A key, B value) { if (map != null && key != null) if (value != null) map.put(key, value); else map.remove(key); } 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 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 boolean emptyString(String s) { return s == null || s.length() == 0; } 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; } // 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 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 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 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 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 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 Object pcallFunction(Object f, Object... args) { try { return callFunction(f, args); } catch (Throwable __e) { printStackTrace(__e); } return null; } static interface IF2_Int { int get(int a, int b); } static interface IF2 { C get(A a, B b); } 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()); } } abstract static class RandomAccessAbstractList extends AbstractList implements RandomAccess { } static interface IVar extends IF0 { void set(A a); A get(); default boolean has() { return get() != null; } default void clear() { set(null); } } static class RGB { public float r, g, b; // can't be final cause persistence RGB() {} public RGB(float r, float g, float b) { this.r = r; this.g = g; this.b = b; } public RGB(double r, double g, double b) { this.r = (float) r; this.g = (float) g; this.b = (float) b; } public RGB(double[] rgb) { this(rgb[0], rgb[1], rgb[2]); } public RGB(int rgb) { this(new Color(rgb)); } public RGB(double brightness) { this.r = this.g = this.b = max(0f, min(1f, (float) brightness)); } public RGB(Color color) { this.r = color.getRed()/255f; this.g = color.getGreen()/255f; this.b = color.getBlue()/255f; } // TODO: 3-char version public RGB(String hex) { int i = l(hex)-6; r = Integer.parseInt(hex.substring(i, i+2), 16)/255f; g = Integer.parseInt(hex.substring(i+2, i+4), 16)/255f; b = Integer.parseInt(hex.substring(i+4, i+6), 16)/255f; } public float getComponent(int i) { return i == 0 ? r : i == 1 ? g : b; } public int getInt(int i) { return i == 0 ? redInt() : i == 1 ? greenInt() : blueInt(); } public Color getColor() { return new Color(r, g, b); } public static RGB newSafe(float r, float g, float b) { return new RGB(Math.max(0, Math.min(1, r)), Math.max(0, Math.min(1, g)), Math.max(0, Math.min(1, b))); } int asInt() { return getColor().getRGB() & 0xFFFFFF; } int getInt() { return getColor().getRGB() & 0xFFFFFF; } int asIntWithAlpha() { return rgbInt(redInt(), greenInt(), blueInt()) | 0xFF000000; } public float getBrightness() { return (r+g+b)/3.0f; } public String getHexString() { return Integer.toHexString(asInt() | 0xFF000000).substring(2).toUpperCase(); } @Override public boolean equals(Object o) { if (this == o) return true; if (!(o instanceof RGB)) return false; RGB rgb = (RGB) o; if (Float.compare(rgb.b, b) != 0) return false; if (Float.compare(rgb.g, g) != 0) return false; if (Float.compare(rgb.r, r) != 0) return false; return true; } @Override public int hashCode() { int result = (r != +0.0f ? Float.floatToIntBits(r) : 0); result = 31 * result + (g != +0.0f ? Float.floatToIntBits(g) : 0); result = 31 * result + (b != +0.0f ? Float.floatToIntBits(b) : 0); return result; } public boolean isBlack() { return r == 0f && g == 0f && b == 0f; } public boolean isWhite() { return r == 1f && g == 1f && b == 1f; } public String toString() { return getHexString(); } int redInt() { return iround(r*255); } int greenInt() { return iround(g*255); } int blueInt() { return iround(b*255); } } static class RGBImage implements MakesBufferedImage { transient BufferedImage bufferedImage; File file; int width, height; int[] pixels; RGBImage() {} RGBImage(BufferedImage image) { this(image, null); } RGBImage(BufferedImage image, File file) { this.file = file; bufferedImage = image; width = image.getWidth(); height = image.getHeight(); pixels = new int[width*height]; PixelGrabber pixelGrabber = new PixelGrabber(image, 0, 0, width, height, pixels, 0, width); try { if (!pixelGrabber.grabPixels()) throw new RuntimeException("Could not grab pixels"); cleanPixels(); // set upper byte to 0 } catch (InterruptedException e) { throw new RuntimeException(e); } } /** We assume it's a file name to load from */ RGBImage(String file) throws IOException { this(new File(file)); } RGBImage(Dimension size, Color color) { this(size.width, size.height, color); } RGBImage(Dimension size, RGB color) { this(size.width, size.height, color); } private void cleanPixels() { for (int i = 0; i < pixels.length; i++) pixels[i] &= 0xFFFFFF; } RGBImage(int width, int height, int[] pixels) { this.width = width; this.height = height; this.pixels = pixels; } RGBImage(int w, int h, RGB[] pixels) { this.width = w; this.height = h; this.pixels = asInts(pixels); } public static int[] asInts(RGB[] pixels) { int[] ints = new int[pixels.length]; for (int i = 0; i < pixels.length; i++) ints[i] = pixels[i] == null ? 0 : pixels[i].getColor().getRGB(); return ints; } public RGBImage(int w, int h) { this(w, h, Color.black); } RGBImage(int w, int h, RGB rgb) { this.width = w; this.height = h; this.pixels = new int[w*h]; int col = rgb.asInt(); if (col != 0) for (int i = 0; i < pixels.length; i++) pixels[i] = col; } RGBImage(RGBImage image) { this(image.width, image.height, copyPixels(image.pixels)); } RGBImage(int width, int height, Color color) { this(width, height, new RGB(color)); } RGBImage(File file) throws IOException { this(javax.imageio.ImageIO.read(file)); } RGBImage(MakesBufferedImage img) { this(toBufferedImage(img)); } private static int[] copyPixels(int[] pixels) { int[] copy = new int[pixels.length]; System.arraycopy(pixels, 0, copy, 0, pixels.length); return copy; } public int getIntPixel(int x, int y) { if (inRange(x, y)) return pixels[y * width + x]; else return 0xFFFFFF; } public static RGB asRGB(int packed) { int r = (packed >> 16) & 0xFF; int g = (packed >> 8) & 0xFF; int b = packed & 0xFF; return new RGB(r / 255f, g / 255f, b / 255f); } public RGB getRGB(int x, int y) { if (inRange(x, y)) return asRGB(pixels[y * width + x]); else return new RGB(0xFFFFFF); } /** alias of getRGB - I kept typing getPixel instead of getRGB all the time, so I finally created it */ RGB getPixel(int x, int y) { return getRGB(x, y); } RGB getPixel(Pt p) { return getPixel(p.x, p.y); } public int getWidth() { return width; } public int getHeight() { return height; } int w() { return width; } int h() { return height; } /** Attention: cached, i.e. does not change when image itself changes */ /** @NotNull */ public BufferedImage getBufferedImage() { if (bufferedImage == null) { bufferedImage = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB); //bufferedImage.setData(Raster.createRaster(new SampleModel())); for (int y = 0; y < height; y++) for (int x = 0; x < width; x++) bufferedImage.setRGB(x, y, pixels[y*width+x]); } return bufferedImage; } RGBImage clip(Rect r) { return r == null ? null : clip(r.getRectangle()); } RGBImage clip(Rectangle r) { r = fixClipRect(r); if (r.x == 0 && r.y == 0 && r.width == width && r.height == height) return this; int[] newPixels; try { newPixels = new int[r.width*r.height]; } catch (RuntimeException e) { System.out.println(r); throw e; } for (int y = 0; y < r.height; y++) { System.arraycopy(pixels, (y+r.y)*width+r.x, newPixels, y*r.width, r.width); } return new RGBImage(r.width, r.height, newPixels); } private Rectangle fixClipRect(Rectangle r) { r = r.intersection(new Rectangle(0, 0, width, height)); if (r.isEmpty()) r = new Rectangle(r.x, r.y, 0, 0); return r; } public File getFile() { return file; } /** can now also do GIF (not just JPEG) */ public static RGBImage load(String fileName) { return load(new File(fileName)); } /** can now also do GIF (not just JPEG) */ public static RGBImage load(File file) { try { BufferedImage bufferedImage = javax.imageio.ImageIO.read(file); return new RGBImage(bufferedImage); } catch (IOException e) { throw new RuntimeException(e); } } public int getInt(int x, int y) { return pixels[y * width + x]; } public void save(File file) throws IOException { String name = file.getName().toLowerCase(); String type; if (name.endsWith(".png")) type = "png"; else if (name.endsWith(".jpg") || name.endsWith(".jpeg")) type = "jpeg"; else throw new IOException("Unknown image extension: " + name); javax.imageio.ImageIO.write(getBufferedImage(), type, file); } public static RGBImage dummyImage() { return new RGBImage(1, 1, new int[] {0xFFFFFF}); } public int[] getPixels() { return pixels; } void setPixel(int x, int y, int r, int g, int b) { if (x >= 0 && y >= 0 && x < width && y < height) pixels[y*width+x] = (limitToUByte(r) << 16) | (limitToUByte(g) << 8) | limitToUByte(b); } public void setPixel(int x, int y, RGB rgb) { if (x >= 0 && y >= 0 && x < width && y < height) pixels[y*width+x] = rgb.asInt(); } final public void set(int x, int y, Color color){ setPixel(x, y, color); } public void setPixel(int x, int y, Color color) { setPixel(x, y, new RGB(color)); } void setInt(int x, int y, int rgb) { setPixel(x, y, rgb); } public void setPixel(int x, int y, int rgb) { if (x >= 0 && y >= 0 && x < width && y < height) pixels[y*width+x] = rgb; } void setPixel(Pt p, RGB rgb) { setPixel(p.x, p.y, rgb); } void setPixel(Pt p, Color color) { setPixel(p.x, p.y, color); } public RGBImage copy() { return new RGBImage(this); } public boolean inRange(int x, int y) { return x >= 0 && y >= 0 && x < width && y < height; } public Dimension getSize() { return new Dimension(width, height); } @Override public boolean equals(Object o) { if (this == o) return true; if (o == null || getClass() != o.getClass()) return false; RGBImage rgbImage = (RGBImage) o; if (height != rgbImage.height) return false; if (width != rgbImage.width) return false; if (!Arrays.equals(pixels, rgbImage.pixels)) return false; return true; } @Override public int hashCode() { int result = width; result = 31 * result + height; result = 31 * result + Arrays.hashCode(pixels); return result; } public String getHex(int x, int y) { return getPixel(x, y).getHexString(); } public RGBImage clip(int x, int y, int width, int height) { return clip(new Rectangle(x, y, width, height)); } public RGBImage clipLine(int y) { return clip(0, y, width, 1); } public int numPixels() { return width*height; } void uncacheBufferedImage() { bufferedImage = null; } } static final class BWImage implements MakesBufferedImage, IBWImage { int width, height; byte[] pixels; // color returned when getPixel is called with a position outside the actual image float borderColor = 0.0f; // for unstructure() BWImage() {} // BLACK! BWImage(int width, int height) { this.height = height; this.width = width; pixels = new byte[width*height]; } BWImage(int width, int height, float brightness) { this.height = height; this.width = width; pixels = new byte[width*height]; fillArrayUnlessZero(pixels, _toByte(brightness)); } BWImage(int width, int height, float[] pixels) { this.pixels = new byte[pixels.length]; this.height = height; this.width = width; for (int i = 0; i < pixels.length; i++) this.pixels[i] = _toByte(pixels[i]); } public BWImage(int width, int height, byte[] pixels) { this.height = height; this.width = width; this.pixels = pixels; } public BWImage(BWImage image) { width = image.getWidth(); height = image.getHeight(); byte[] pixels = this.pixels = new byte[width*height]; for (int y = 0; y < height; y++) for (int x = 0; x < width; x++) pixels[y*width+x] = image.getByte(x, y); } // TODO: optimize! BWImage(RGBImage image) { width = image.getWidth(); height = image.getHeight(); byte[] pixels = this.pixels = new byte[height*width]; for (int y = 0; y < height; y++) for (int x = 0; x < width; x++) { RGB rgb = image.getRGB(x, y); pixels[y*width+x] = BWImage._toByte(rgb.getBrightness()); } } /*public BWImage(BufferedImage image) { this(new RGBImage(image)); }*/ BWImage(BufferedImage image) { try { width = image.getWidth(); height = image.getHeight(); int[] pixels = new int[width*height]; byte[] bytePixels = this.pixels = new byte[width*height]; PixelGrabber pixelGrabber = new PixelGrabber(image, 0, 0, width, height, pixels, 0, width); if (!pixelGrabber.grabPixels()) throw fail("Could not grab pixels"); int n = width*height; for (int i = 0; i < n; i++) { //bytePixels[i] = pixelToByte(pixels[i]); int packed = pixels[i]; /*float r = ((packed >> 16) & 0xFF)/255f; float g = ((packed >> 8) & 0xFF)/255f; float b = (packed & 0xFF)/255f; bytePixels[i] = (byte) iround((r+g+b)/3.0f*255f);*/ int r = ((packed >> 16) & 0xFF); int g = ((packed >> 8) & 0xFF); int b = (packed & 0xFF); bytePixels[i] = (byte) ((r+g+b+1)/3); } } catch (Exception __e) { throw rethrow(__e); } } // TODO: does it exactly match the other method? (asRGB+getBrightness+_toByte) static byte pixelToByte(int packed) { /*int r = (packed >> 16) & 0xFF; int g = (packed >> 8) & 0xFF; int b = packed & 0xFF; ret (byte) ((r+g+b)/3.0f);*/ float r = ((packed >> 16) & 0xFF)/255f; float g = ((packed >> 8) & 0xFF)/255f; float b = (packed & 0xFF)/255f; return (byte) ((r+g+b)/3.0f*255f); } public byte getByte(int x, int y) { return inRange(x, y) ? getByte_noRangeCheck(x, y) : _toByte(borderColor); } int getInt(int x, int y) { return ubyteToInt(getByte(x, y)); } public double averageBrightness() { double sum = 0; for (int y = 0; y < height; y++) for (int x = 0; x < width; x++) sum += getPixel(x, y); return (sum/(double) (height*width)); } public float minimumBrightness() { float min = 1; for (int y = 0; y < height; y++) for (int x = 0; x < width; x++) min = Math.min(min, getPixel(x, y)); return min; } public float maximumBrightness() { float max = 0; for (int y = 0; y < height; y++) for (int x = 0; x < width; x++) max = Math.max(max, getPixel(x, y)); return max; } float getPixel(int x, int y) { return inRange(x, y) ? _toFloat(getByte(x,y )) : borderColor; } public float getFloatPixel(int x, int y) { return getPixel(x, y); } float getPixel(Pt p) { return getPixel(p.x, p.y); } static byte _toByte(float pixel) { return (byte) (pixel*255f); } static float _toFloat(byte pixel) { return (((int) pixel) & 255)/255f; } private boolean inRange(int x, int y) { return x >= 0 && x < width && y >= 0 && y < height; } public int getWidth() { return width; } int w() { return width; } public int getHeight() { return height; } int h() { return height; } public RGBImage toRGB() { int[] rgbs = new int[width*height]; for (int y = 0; y < height; y++) for (int x = 0; x < width; x++) { int b = getByte(x, y) & 0xFF; rgbs[y*width+x] = 0xFF000000 | b*0x010101; } return new RGBImage(width, height, rgbs); } public RGBImage toRGB_slow() { RGB[] rgbs = new RGB[width*height]; for (int y = 0; y < height; y++) for (int x = 0; x < width; x++) { float p = getPixel(x, y); rgbs[y*width+x] = new RGB(p, p, p); } return new RGBImage(width, height, rgbs); } public BWImage clip(int x, int y, int w, int h) { return clip(new Rectangle(x, y, w, h)); } private Rectangle fixClipRect(Rectangle r) { return r.intersection(new Rectangle(0, 0, width, height)); } BWImage clip(Rect r) { return clip(r.getRectangle()); } /** this should be multithread-safe */ public BWImage clip(Rectangle r) { r = fixClipRect(r); byte[] newPixels = new byte[r.height*r.width]; for (int y = 0; y < r.height; y++) for (int x = 0; x < r.width; x++) newPixels[y*r.width+x] = getByte(r.x+x, r.y+y); return new BWImage(r.width, r.height, newPixels); } public void setPixel(int x, int y, float brightness) { setByte(x, y, _toByte(fixPixel(brightness))); } // i = 0 to 255 public void setInt(int x, int y, int i) { setByte(x, y, (byte) limitToUByte(i)); } public void setByte(int x, int y, byte b) { if (x >= 0 && x < width && y >= 0 && y < height) pixels[y*width+x] = b; } byte getByte_noRangeCheck(int x, int y) { return pixels[y*width+x]; } public void setByte(int x, int y, int brightness) { setByte(x, y, (byte) brightness); } private float fixPixel(float pixel) { return Math.max(0, Math.min(1, pixel)); } public float getBorderColor() { return borderColor; } public void setBorderColor(float borderColor) { this.borderColor = borderColor; } public boolean anyPixelBrighterThan(double threshold) { for (int y = 0; y < height; y++) for (int x = 0; x < width; x++) if (getPixel(x, y) > threshold) return true; return false; } public BufferedImage getBufferedImage() { //ret toRGB().getBufferedImage(); // TYPE_BYTE_GRAY is buggy - see #1015235 BufferedImage bufferedImage = new BufferedImage(width, height, /*BufferedImage.TYPE_BYTE_GRAY*/BufferedImage.TYPE_INT_RGB); for (int y = 0; y < height; y++) for (int x = 0; x < width; x++) { int b = ((int) getByte(x, y) & 0xFF); bufferedImage.setRGB(x, y, b*0x010101); } return bufferedImage; } byte[] getBytes() { return pixels; } } static class T3 { A a; B b; C c; T3() {} T3(A a, B b, C c) { this.c = c; this.b = b; this.a = a;} T3(T3 t) { a = t.a; b = t.b; c = t.c; } public int hashCode() { return _hashCode(a) + 2*_hashCode(b) - 4*_hashCode(c); } public boolean equals(Object o) { if (o == this) return true; if (!(o instanceof T3)) return false; T3 t = (T3) o; return eq(a, t.a) && eq(b, t.b) && eq(c, t.c); } public String toString() { return "(" + quoteBorderless(a) + ", " + quoteBorderless(b) + ", " + quoteBorderless(c) + ")"; } } static interface IBWImage { int getWidth(); int getHeight(); float getFloatPixel(int x, int y); // usually between 0 and 1 } static interface ISetter { void set(A a); } static int asInt(Object o) { return toInt(o); } static BufferedImage toBufferedImage(Object o) { return toBufferedImageOpt(o); } static boolean inRange(int x, int n) { return x >= 0 && x < n; } static boolean inRange(int x, int a, int b) { return x >= a && x < b; } static int limitToUByte(int i) { return max(0, min(255, i)); } static void setPixel(BufferedImage img, Pt p, Color color) { { if (img != null) img.setRGB(p.x, p.y, colorToIntOpaque(color)); } } static Class getClass(String name) { return _getClass(name); } static Class getClass(Object o) { return _getClass(o); } static Class getClass(Object realm, String name) { return _getClass(realm, name); } static void fillArrayUnlessZero(byte[] a, byte value) { if (value != 0) Arrays.fill(a, value); } static void fillArrayUnlessZero(int[] a, int value) { if (value != 0) Arrays.fill(a, value); } static void fillArrayUnlessZero(float[] a, float value) { if (value != 0) Arrays.fill(a, value); } static int ubyteToInt(byte b) { return b & 0x0FF; } static int ubyteToInt(char c) { return c & 0x0FF; } static String quoteBorderless(Object o) { if (o == null) return "null"; return quoteBorderless(str(o)); } static String quoteBorderless(String s) { if (s == null) return "null"; StringBuilder out = new StringBuilder((int) (l(s)*1.5)); quoteBorderless_impl(s, out); return out.toString(); } static void quoteBorderless_impl(String s, StringBuilder out) { int l = s.length(); for (int i = 0; i < l; i++) { char c = s.charAt(i); if (c == '\\' || c == '"') out.append('\\').append(c); else if (c == '\r') out.append("\\r"); else if (c == '\n') out.append("\\n"); else out.append(c); } } static BufferedImage toBufferedImageOpt(Object o) { if (o instanceof BufferedImage) return (BufferedImage) o; if (o instanceof MakesBufferedImage) return ((MakesBufferedImage) o).getBufferedImage(); if (o instanceof File) if (isImageFile((File) o)) return loadBufferedImageFile((File) o); String c = getClassName(o); // Keep this because it also works on imported objects if (eqOneOf(c, "main$BWImage", "main$RGBImage")) return (BufferedImage) call(o, "getBufferedImage"); if (eq(c, "main$PNGFile")) return (BufferedImage) call(o, "getImage"); return null; } static int colorToIntOpaque(Color c) { return c.getRGB() | 0xFF000000; } static boolean isImageFile(File f) { return isImageFileName(fileName(f)); } static BufferedImage loadBufferedImageFile(File file) { try { return isFile(file) ? ImageIO.read(file) : null; } catch (Exception __e) { throw rethrow(__e); } } static boolean isImageFileName(String s) { return eqicOneOf(fileExtension(s), ".png", ".jpg", ".jpeg", ".gif"); } static String fileName(File f) { return f == null ? null : f.getName(); } static boolean isFile(File f) { return f != null && f.isFile(); } static boolean isFile(String path) { return isFile(newFile(path)); } static String fileExtension(File f) { if (f == null) return null; return fileExtension(f.getName()); } static String fileExtension(String s) { return substring(s, smartLastIndexOf(s, '.')); } 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 int smartLastIndexOf(String s, char c) { if (s == null) return 0; int i = s.lastIndexOf(c); return i >= 0 ? i : l(s); } static int smartLastIndexOf(List l, A sub) { int i = lastIndexOf(l, sub); return i < 0 ? l(l) : i; } }