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 java.util.function.*; 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 java.awt.geom.*; import javax.imageio.*; import java.math.*; // use x for black and _ for white import java.awt.geom.*; import java.text.NumberFormat; import static x30_pkg.x30_util.DynamicObject; class main { static BWImage bwImageFromString(String s) { List lines = tlft(s); if (empty(lines)) return null; int h = l(lines), w = l(first(lines)); BWImage out = new BWImage(w, h); for (int y = 0; y < h; y++) { String line = lines.get(y); for (int x = 0; x < w; x++) if (charAt(line, x) == '_') out.setInt(x, y, 255); } return out; } static List tlft(String s) { return toLinesFullTrim(s); } static List tlft(File f) { return toLinesFullTrim(f); } 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(BitSet bs) { return bs == null || bs.isEmpty(); } 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(IMultiMap mm) { return mm == null || mm.size() == 0; } static boolean empty(File f) { return getFileSize(f) == 0; } static boolean empty(Rect r) { return !(r != null && r.w != 0 && r.h != 0); } 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(IMultiMap mm) { return mm == null ? 0 : mm.size(); } 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 Pair first(Map map) { return mapEntryToPair(first(entrySet(map))); } static Pair first(MultiMap mm) { if (mm == null) return null; var e = first(mm.data.entrySet()); if (e == null) return null; return pair(e.getKey(), first(e.getValue())); } static A first(IterableIterator i) { return first((Iterator) i); } static A first(Iterator i) { return i == null || !i.hasNext() ? null : i.next(); } static A first(Iterable i) { if (i == null) return null; Iterator it = i.iterator(); return it.hasNext() ? it.next() : null; } static Character first(String s) { return empty(s) ? null : s.charAt(0); } static Character first(CharSequence s) { return empty(s) ? null : s.charAt(0); } static A first(Pair p) { return p == null ? null : p.a; } static Byte first(byte[] l) { return empty(l) ? null : l[0]; } static A first(A[] l, IF1 pred) { return firstThat(l, pred); } static A first(Iterable l, IF1 pred) { return firstThat(l, pred); } static A first(IF1 pred, Iterable l) { return firstThat(pred, l); } static char charAt(String s, int i) { return s != null && i >= 0 && i < s.length() ? s.charAt(i) : '\0'; } static List toLinesFullTrim(String s) { List l = new ArrayList(); for (String line : toLines(s)) if (nempty(line = trim(line))) l.add(line); return l; } static List toLinesFullTrim(File f) { List l = new ArrayList(); for (String line : linesFromFile(f)) if (nempty(line = trim(line))) l.add(line); return l; } 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 getType(Object o) { return getClassName(o); } static long getFileSize(String path) { return path == null ? 0 : new File(path).length(); } static long getFileSize(File f) { return f == null ? 0 : f.length(); } static int 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 Pair mapEntryToPair(Map.Entry e) { return e == null ? null : pair(e.getKey(), e.getValue()); } static Set> entrySet(Map map) { return _entrySet(map); } static Pair pair(A a, B b) { return new Pair(a, b); } static Pair pair(A a) { return new Pair(a, a); } 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 IterableIterator toLines(File f) { return linesFromFile(f); } static List toLines(String s) { List lines = new ArrayList(); if (s == null) return lines; int start = 0; while (true) { int i = toLines_nextLineBreak(s, start); if (i < 0) { if (s.length() > start) lines.add(s.substring(start)); break; } lines.add(s.substring(start, i)); if (s.charAt(i) == '\r' && i+1 < s.length() && s.charAt(i+1) == '\n') i += 2; else ++i; start = i; } return lines; } static int toLines_nextLineBreak(String s, int start) { int n = s.length(); for (int i = start; i < n; i++) { char c = s.charAt(i); if (c == '\r' || c == '\n') return i; } return -1; } 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(BitSet bs) { return !empty(bs); } static boolean nempty(Map m) { return !empty(m); } static boolean nempty(Iterator i) { return i != null && i.hasNext(); } static boolean nempty(IMultiMap mm) { return mm != null && mm.size() != 0; } static boolean nempty(Object o) { return !empty(o); } static boolean nempty(Rect r) { return r != null && r.w != 0 && r.h != 0; } static String trim(String s) { return s == null ? null : s.trim(); } static String trim(StringBuilder buf) { return buf.toString().trim(); } static String trim(StringBuffer buf) { return buf.toString().trim(); } static CloseableIterableIterator linesFromFile(File f) { return linesFromFile(f, null); } static CloseableIterableIterator linesFromFile(File f, IResourceHolder resourceHolder) { try { if (!f.exists()) return emptyCloseableIterableIterator(); if (ewic(f.getName(), ".gz")) return linesFromReader(utf8bufferedReader(newGZIPInputStream(f)), resourceHolder); return linesFromReader(utf8bufferedReader(f), resourceHolder); } catch (Exception __e) { throw rethrow(__e); } } static CloseableIterableIterator linesFromFile(String path) { return linesFromFile(path, null); } static CloseableIterableIterator linesFromFile(String path, IResourceHolder resourceHolder) { return linesFromFile(newFile(path), resourceHolder); } static RuntimeException asRuntimeException(Throwable t) { if (t instanceof Error) _handleError((Error) t); return t instanceof RuntimeException ? (RuntimeException) t : new RuntimeException(t); } static String getClassName(Object o) { return o == null ? "null" : o instanceof Class ? ((Class) o).getName() : o.getClass().getName(); } 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 Set> _entrySet(Map map) { return map == null ? Collections.EMPTY_SET : map.entrySet(); } 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 CloseableIterableIterator emptyCloseableIterableIterator_instance = new CloseableIterableIterator() { public Object next() { throw fail(); } public boolean hasNext() { return false; } }; static CloseableIterableIterator emptyCloseableIterableIterator() { return emptyCloseableIterableIterator_instance; } static boolean ewic(String a, String b) { return endsWithIgnoreCase(a, b); } static boolean ewic(String a, String b, Matches m) { return endsWithIgnoreCase(a, b, m); } static CloseableIterableIterator linesFromReader(Reader r) { return linesFromReader(r, null); } static CloseableIterableIterator linesFromReader(Reader r, IResourceHolder resourceHolder) { final BufferedReader br = bufferedReader(r); return holdResource(resourceHolder, iteratorFromFunction_f0_autoCloseable(new F0() { public String get() { try { return readLineFromReaderWithClose(br); } catch (Exception __e) { throw rethrow(__e); } } public String toString() { return "return readLineFromReaderWithClose(br);"; }}, _wrapIOCloseable(r))); } static BufferedReader utf8bufferedReader(InputStream in) { try { return in == null ? null : bufferedReader(_registerIOWrap(new InputStreamReader(in, "UTF-8"), in)); } catch (Exception __e) { throw rethrow(__e); } } static BufferedReader utf8bufferedReader(File f) { try { return utf8bufferedReader(newFileInputStream(f)); } catch (Exception __e) { throw rethrow(__e); } } static GZIPInputStream newGZIPInputStream(File f) { return gzInputStream(f); } static GZIPInputStream newGZIPInputStream(InputStream in) { return gzInputStream(in); } 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 void _handleError(Error e) { //call(javax(), '_handleError, e); } 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 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 BufferedReader bufferedReader(Reader r) { return bufferedReader(r, 8192); } static BufferedReader bufferedReader(Reader r, int bufSize) { if (r == null) return null; return r instanceof BufferedReader ? (BufferedReader) r : _registerIOWrap(new BufferedReader(r, bufSize), r); } static A holdResource(IResourceHolder holder, A a) { { if (holder != null) holder.add(a); } return a; } static CloseableIterableIterator iteratorFromFunction_f0_autoCloseable(final F0 f, final AutoCloseable closeable) { class IFF2 extends CloseableIterableIterator { A a; boolean done = false; public boolean hasNext() { getNext(); return !done; } public A next() { getNext(); if (done) throw fail(); A _a = a; a = null; return _a; } void getNext() { if (done || a != null) return; a = f.get(); done = a == null; } public void close() throws Exception { if (closeable != null) closeable.close(); } }; return new IFF2(); } static String readLineFromReaderWithClose(BufferedReader r) { try { String s = r.readLine(); if (s == null) r.close(); return s; } catch (Exception __e) { throw rethrow(__e); } } static AutoCloseable _wrapIOCloseable(final AutoCloseable c) { return c == null ? null : new AutoCloseable() { public String toString() { return "c.close();\r\n _registerIO(c, null, false);"; } public void close() throws Exception { c.close(); _registerIO(c, null, false); }}; } static A _registerIOWrap(A wrapper, Object wrapped) { return wrapper; } static FileInputStream newFileInputStream(File path) throws IOException { return newFileInputStream(path.getPath()); } static FileInputStream newFileInputStream(String path) throws IOException { FileInputStream f = new FileInputStream(path); _registerIO(f, path, true); return f; } static int gzInputStream_defaultBufferSize = 65536; static GZIPInputStream gzInputStream(File f) { try { return gzInputStream(new FileInputStream(f)); } catch (Exception __e) { throw rethrow(__e); } } static GZIPInputStream gzInputStream(File f, int bufferSize) { try { return gzInputStream(new FileInputStream(f), bufferSize); } catch (Exception __e) { throw rethrow(__e); } } static GZIPInputStream gzInputStream(InputStream in) { return gzInputStream(in, gzInputStream_defaultBufferSize); } static GZIPInputStream gzInputStream(InputStream in, int bufferSize) { try { return _registerIOWrap(new GZIPInputStream(in, gzInputStream_defaultBufferSize), in); } catch (Exception __e) { throw rethrow(__e); } } static 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 boolean regionMatchesIC(String a, int offsetA, String b, int offsetB, int len) { return a != null && a.regionMatches(true, offsetA, b, offsetB, len); } 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 void _registerIO(Object object, String path, boolean opened) { } 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 String str(Object o) { return o == null ? "null" : o.toString(); } static String str(char[] c) { return new String(c); } static String str(char[] c, int offset, int count) { return new String(c, offset, count); } static int strL(String s) { return s == null ? 0 : s.length(); } static int lCharSequence(CharSequence s) { return s == null ? 0 : s.length(); } static interface IResourceHolder { A add(A a); Collection takeAll(); } static class MultiMap implements IMultiMap { Map> data = new HashMap>(); int fullSize; MultiMap() {} MultiMap(boolean useTreeMap) { if (useTreeMap) data = new TreeMap(); } MultiMap(MultiMap map) { putAll(map); } MultiMap(Map> data) { this.data = data;} void put(A key, B value) { synchronized(data) { List list = data.get(key); if (list == null) data.put(key, list = _makeEmptyList()); list.add(value); ++fullSize; }} void add(A key, B value) { put(key, value); } void addAll(A key, Collection values) { putAll(key, values); } void addAllIfNotThere(A key, Collection values) { synchronized(data) { for (B value : values) setPut(key, value); }} void setPut(A key, B value) { synchronized(data) { if (!containsPair(key, value)) put(key, value); }} boolean containsPair(A key, B value) { synchronized(data) { return get(key).contains(value); }} void putAll(Collection keys, B value) { synchronized(data) { for (A key : unnullForIteration(keys)) put(key, value); }} void putAll(A key, Collection values) { synchronized(data) { if (nempty(values)) getActual(key).addAll(values); }} void putAll(Iterable> pairs) { synchronized(data) { for (Pair p : unnullForIteration(pairs)) put(p.a, p.b); }} void removeAll(A key, Collection values) { synchronized(data) { for (B value : values) remove(key, value); }} public List get(A key) { synchronized(data) { List list = data.get(key); return list == null ? Collections. emptyList() : list; }} List getOpt(A key) { synchronized(data) { return data.get(key); }} List getAndClear(A key) { synchronized(data) { List l = cloneList(data.get(key)); remove(key); return l; }} // returns actual mutable live list // creates the list if not there List getActual(A key) { synchronized(data) { List list = data.get(key); if (list == null) data.put(key, list = _makeEmptyList()); return list; }} void clean(A key) { synchronized(data) { List list = data.get(key); if (list != null && list.isEmpty()) { fullSize -= l(list); data.remove(key); } }} final public Set keys(){ return keySet(); } public Set keySet() { synchronized(data) { return data.keySet(); }} void remove(A key) { synchronized(data) { fullSize -= l(this.getOpt(key)); data.remove(key); }} final void remove(Pair p){ removePair(p); } void removePair(Pair p) { if (p != null) remove(p.a, p.b); } void remove(A key, B value) { synchronized(data) { List list = data.get(key); if (list != null) { if (list.remove(value)) fullSize--; if (list.isEmpty()) data.remove(key); } }} void clear() { synchronized(data) { data.clear(); }} boolean containsKey(A key) { synchronized(data) { return data.containsKey(key); }} B getFirst(A key) { synchronized(data) { List list = get(key); return list.isEmpty() ? null : list.get(0); }} void addAll(MultiMap map) { putAll(map); } void putAll(MultiMap map) { synchronized(data) { for (A key : map.keySet()) putAll(key, map.get(key)); }} void putAll(Map map) { synchronized(data) { if (map != null) for (Map.Entry e : map.entrySet()) put(e.getKey(), e.getValue()); }} final public int keyCount(){ return keysSize(); } public int keysSize() { synchronized(data) { return l(data); }} // full size - note: expensive operation final public int fullSize(){ return size(); } public int size() { synchronized(data) { return fullSize; }} // expensive operation List reverseGet(B b) { synchronized(data) { List l = new ArrayList(); for (A key : data.keySet()) if (data.get(key).contains(b)) l.add(key); return l; }} Map> asMap() { synchronized(data) { return cloneMap(data); }} boolean isEmpty() { synchronized(data) { return data.isEmpty(); }} // override in subclasses List _makeEmptyList() { return new ArrayList(); } // returns live lists Collection> allLists() { synchronized(data) { return new ArrayList(data.values()); } } Collection> values() { return allLists(); } List allValues() { return concatLists(data.values()); } Object mutex() { return data; } public String toString() { return "mm" + str(data); } } static interface Hasher { int hashCode(A a); boolean equals(A a, A b); } static abstract class CloseableIterableIterator extends IterableIterator implements AutoCloseable { public void close() throws Exception {} } static interface IF1 { B get(A a); } // 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); } } /* * @(#)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 abstract class F0 { abstract A get(); } // you still need to implement hasNext() and next() static abstract class IterableIterator implements Iterator, Iterable { public Iterator iterator() { return this; } public void remove() { unsupportedOperation(); } } static final class BWImage extends Meta 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); } // pretty bad function name // gets brightness (0 to 255) at pixel public 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; } public int getHeight() { 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; } int[] getRGBPixels() { int n = width*height; int[] out = new int[n]; for (int i = 0; i < n; i++) { var b = ubyteToInt(pixels[i]); b |= (b << 8) | (b << 16); out[i] = b | 0xFF000000; } return out; } public BufferedImage getBufferedImage() { return bufferedImage(getRGBPixels(), width, height); } byte[] getBytes() { return pixels; } } 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 Fail extends RuntimeException implements IFieldsToList{ Object[] objects; Fail() {} Fail(Object... objects) { this.objects = objects;}public Object[] _fieldsToList() { return new Object[] {objects}; } Fail(Throwable cause, Object... objects) { super(cause); this.objects = objects; } public String toString() { return joinNemptiesWithColon("Fail", commaCombine(getCause(), objects)); } } // Meta - a "minimal" approach to adding meta-level to Java objects static class Meta implements IMeta { // Meta - a "minimal" approach to adding meta-level to Java objects // (implementing the interface IMeta) // We allocate one extra field for each Java object to make it // reasoning-compatible (reasoning-compatible = extensible with // fields of any name at runtime). // // We couldn't go for 0 extra fields (meta values must be linked // directly from the object) 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).] ////////////////////// // The "meta" field // ////////////////////// // 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; } // MOST functions are implemented in IMeta (default implementations) // Scaffolding convenience functions final boolean scaffolding(){ return scaffoldingEnabled(); } boolean scaffoldingEnabled() { return main.scaffoldingEnabled(this); } boolean scaffoldingEnabled(Object o) { return main.scaffoldingEnabled(o); } } 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 contains(Rectangle r) { return rectContains(this, r); } boolean empty() { return w <= 0 || h <= 0; } int getWidth() { return w; } int getHeight() { return h; } } static interface IBWImage extends MakesBufferedImage { float getFloatPixel(int x, int y); // usually between 0 and 1 default int getInt(int x, int y) { return iround(getFloatPixel(x, y)*255f); } default float getFloatPixel(Pt p) { return getFloatPixel(p.x, p.y); } public default BufferedImage getBufferedImage() { return grayImageFromIBWImage(this); } } static interface IFieldsToList { Object[] _fieldsToList(); } static class Pt implements Comparable, IDoublePt { 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; } double length() { return sqrt(x*x+y*y); } public Pt minus(Pt p) { return ptMinus(this, p); } public double x_double() { return x; } public double y_double() { return y; } } interface IMultiMap { public Set keySet(); public Collection get(A a); public int size(); public int keyCount(); } static class RGBImage implements MakesBufferedImage, IRGBImage { transient BufferedImage bufferedImage; int width, height; int[] pixels; RGBImage() {} RGBImage(BufferedImage image) { bufferedImage = image; width = image.getWidth(); height = image.getHeight(); pixels = new int[width*height]; var gp = grabbableIntPixels_fastOrSlow(image); if (gp.scanlineStride == width && gp.offset == 0) pixels = gp.data; else { pixels = new int[width*height]; int iIn = 0, iOut = 0; for (int y = 0; y < height; y++) { arrayCopy(gp.data, iIn, pixels, iOut, width); iIn += gp.scanlineStride; iOut += width; } } cleanPixels(); // set upper byte to 0 } 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() { var pixels = this.pixels; 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(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; } public int w() { return width; } public 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 int getInt(int x, int y) { return pixels[y * width + x]; } public void save(File file) { saveImage(file, getBufferedImage()); } 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; } RGBImage uncacheBufferedImage() { bufferedImage = null; return this; } } static class RGB { // usually in range [0, 1] 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 float brightnessToFloat(int brightness) { return brightness/255f; } } static interface MakesBufferedImage extends WidthAndHeight { BufferedImage getBufferedImage(); public default void drawAt(Graphics2D g, int x, int y) { g.drawImage(getBufferedImage(), x, y, null); } } static interface IRGBImage extends MakesBufferedImage { int getIntPixel(int x, int y); } 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() {} }; } // actually query another object default public Object getMeta(Object obj, Object key){ return metaGet(obj, key); } default public Object metaGet(Object obj, Object key) { // call global function return metaMapGet(obj, key); } default public Object metaGet(String key, Object obj) { // call global function return metaMapGet(obj, key); } default public Object getMeta(Object key){ return metaGet(key); } default public Object metaGet(Object key) { if (key == null) return null; Object meta = _getMeta(); if (meta instanceof Map) return ((Map) meta).get(key); return null; } default public void metaSet(IMeta obj, Object key, Object value){ metaPut(obj, key, value); } default public void metaPut(IMeta obj, Object key, Object value) { // call global function metaMapPut(obj, key, value); } default public void metaSet(Object key, Object value){ metaPut(key, value); } default public void metaPut(Object key, Object value) { if (key == null) return; Map map = convertObjectMetaToMap(this); syncMapPutOrRemove(map, key, value); } } interface IDoublePt { public double x_double(); public double y_double(); } static interface WidthAndHeight { default int w(){ return getWidth(); } int getWidth(); default int h(){ return getHeight(); } int getHeight(); public default Rect bounds() { return rect(0, 0, getWidth(), getHeight()); } } static interface IAutoCloseableF0 extends IF0, AutoCloseable {} public static interface IF0 { A get(); } static Map putAll(Map a, Map b) { if (a != null && b != null) a.putAll(b); return a; } static MultiMap putAll(MultiMap a, Map b) { if (a != null) a.putAll((Map) b); return a; } static Map putAll(Map a, Object... b) { if (a != null) litmap_impl(a, b); return a; } 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); } // 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 void remove(List l, int i) { if (l != null && i >= 0 && i < l(l)) l.remove(i); } static void remove(Collection l, A a) { if (l != null) l.remove(a); } static B remove(Map map, Object a) { return map == null ? null : map.remove(a); } static void remove(BitSet bs, int i) { bs.clear(i); } 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 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 getAndClear(IVar v) { A a = v.get(); v.set(null); return a; } 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 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 Set keys(IMultiMap mm) { return mm.keySet(); } static Set keySet(Map map) { return map == null ? new HashSet() : map.keySet(); } static Set keySet(Object map) { return keys((Map) map); } static Set keySet(MultiMap mm) { return mm.keySet(); } static int keysSize(MultiMap mm) { return lKeys(mm); } static A reverseGet(List l, int idx) { if (l == null || idx < 0) return null; int n = l(l); return idx < n ? l.get(n-1-idx) : null; } static Map cloneMap(Map map) { if (map == null) return new HashMap(); // assume mutex is equal to map synchronized(map) { return map instanceof TreeMap ? new TreeMap((TreeMap) map) // copies comparator : map instanceof LinkedHashMap ? new LinkedHashMap(map) : new HashMap(map); } } static List cloneMap(Iterable l, IF1 f) { List x = emptyList(l); if (l != null) for (A o : cloneList(l)) x.add(f.get(o)); return x; } static Collection values(Map map) { return map == null ? emptyList() : map.values(); } // convenience shortcut for values_gen static Collection values(Object map) { return values((Map) map); } static Collection values(MultiMap mm) { return mm == null ? emptyList() : concatLists(values(mm.data)); } static > List allValues(Map map) { List out = new ArrayList(); for (var l : values(map)) addAll(out, l); return out; } static List concatLists(Iterable... lists) { List l = new ArrayList(); if (lists != null) for (Iterable list : lists) addAll(l, list); return l; } static List concatLists(Collection> lists) { List l = new ArrayList(); if (lists != null) for (Iterable list : lists) addAll(l, list); return l; } static int _hashCode(Object a) { return a == null ? 0 : a.hashCode(); } static Iterator iterator(Iterable c) { return c == null ? emptyIterator() : c.iterator(); } 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 UnsupportedOperationException unsupportedOperation() { throw new UnsupportedOperationException(); } 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 boolean inRange(int x, int n) { return x >= 0 && x < n; } static boolean inRange(int x, List l) { return inRange(x, l(l)); } static boolean inRange(int x, int a, int b) { return x >= a && x < b; } static int ubyteToInt(byte b) { return b & 0x0FF; } static int ubyteToInt(char c) { return c & 0x0FF; } 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 limitToUByte(int i) { return max(0, min(255, i)); } static BufferedImage bufferedImage(int[] pixels, int w, int h) { return intArrayToBufferedImage(pixels, w, h); } static BufferedImage bufferedImage(int[] pixels, WidthAndHeight size) { return bufferedImage(pixels, size.getWidth(), size.getHeight()); } static BufferedImage bufferedImage(int w, int h, int[] pixels) { return intArrayToBufferedImage(pixels, w, h); } // undefined color, seems to be all black in practice static BufferedImage bufferedImage(int w, int h) { return newBufferedImage(w, h); } static BufferedImage bufferedImage(int w, int h, RGB rgb) { return newBufferedImage(w, h, rgb); } static BufferedImage bufferedImage(int w, Color color) { return bufferedImage(w, w, color); } static BufferedImage bufferedImage(int w, int h, Color color) { return newBufferedImage(w, h, color); } static BufferedImage bufferedImage(Pt p, Color color) { return newBufferedImage(p, color); } static int hashCodeFor(Object a) { return a == null ? 0 : a.hashCode(); } static String joinNemptiesWithColon(String... strings) { return joinNempties(": ", strings); } static String joinNemptiesWithColon(Collection strings) { return joinNempties(": ", strings); } static String commaCombine(Object... l) { return joinNemptiesWithComma(flattenCollectionsAndArrays(ll(l))); } static int boostHashCombine(int a, int b) { return a ^ (b + 0x9e3779b9 + (a << 6) + (a >>> 2)); // OLD (changed) 2022/3/10: ret a ^ (b + 0x9e3779b9 + (a << 6) + (a >> 2)); } 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 boolean contains(Rect r, Pt p) { return rectContains(r, p); } static boolean rectContains(int x1, int y1, int w, int h, Pt p) { return p.x >= x1 && p.y >= y1 && p.x < x1+w && p.y < y1+h; } static boolean rectContains(Rect a, Rect b) { return b.x >= a.x && b.y >= a.y && b.x2() <= a.x2() && b.y2() <= a.y2(); } static boolean rectContains(Rect a, Rectangle b) { return rectContains(a, toRect(b)); } static boolean rectContains(Rect a, int x, int y) { return a != null && a.contains(x, y); } static boolean rectContains(Rect a, Pt p) { return a != null && p != null && a.contains(p); } static int iround(double d) { return (int) Math.round(d); } static int iround(Number n) { return iround(toDouble(n)); } static BufferedImage grayImageFromIBWImage(IBWImage img) { int w = img.getWidth(), h = img.getHeight(); byte[] pixels = new byte[w*h]; int i = 0; for (int y = 0; y < h; y++) for (int x = 0; x < w; x++) { int pixel = iround(img.getFloatPixel(x, y)*255); // tODO: is it round or floor? pixels[i++] = clampToUByte(pixel); } return newGrayBufferedImage(w, h, pixels); } 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 sqrt(double x) { return Math.sqrt(x); } static Pt ptMinus(Pt a, Pt b) { if (b == null) return a; return new Pt(a.x-b.x, a.y-b.y); } static GrabbableIntPixels grabbableIntPixels_fastOrSlow(BufferedImage image) { try { try { GrabbableIntPixels gp = grabbableIntPixels(image); if (gp != null) return gp; } catch (Throwable __e) { printStackTrace(__e); } // Use pixelGrabber if quick method fails int w = image.getWidth(), h = image.getHeight(); int[] data = new int[w*h]; PixelGrabber pixelGrabber = new PixelGrabber(image, 0, 0, w, h, data, 0, w); if (!pixelGrabber.grabPixels()) throw fail("Could not grab pixels"); return new GrabbableIntPixels(data, w, h, 0, w); } catch (Exception __e) { throw rethrow(__e); } } static void arrayCopy(Object[] a, Object[] b) { arraycopy(a, b); } static void arrayCopy(Object src, int srcPos, Object dest, int destPos, int n) { arraycopy(src, srcPos, dest, destPos, n); } static BufferedImage toBufferedImage(Object o) { return toBufferedImageOpt(o); } static void saveImage(File f, BufferedImage img) { if (hasJPEGExtension(f)) saveJPG(f, img); else savePNG(f, img); } static void saveImage(BufferedImage img, File f) { saveImage(f, img); } 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 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 > A max(A a, A b) { return cmp(a, b) >= 0 ? a : b; } 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 Color getColor(BufferedImage img, int x, int y) { return colorFromRGBA(img.getRGB(x, y)); } static Color getColor(BufferedImage img, Pt p) { return colorFromRGBA(img.getRGB(p.x, p.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 asInt(Object o) { return toInt(o); } static Object metaGet(IMeta o, Object key) { return metaMapGet(o, key); } static Object metaGet(Object o, Object key) { return metaMapGet(o, key); } static Object metaGet(String key, IMeta o) { return metaMapGet(o, key); } static Object metaGet(String key, Object o) { return metaMapGet(o, key); } static Object metaMapGet(IMeta o, Object key) { return o == null ? null : o.metaGet(key); // We now let the object itself do it (overridable!) } static Object metaMapGet(Object o, Object key) { return metaMapGet(toIMeta(o), key); } static void metaPut(IMeta o, Object key, Object value) { metaMapPut(o, key, value); } static void metaPut(Object o, Object key, Object value) { metaMapPut(o, key, value); } static void metaMapPut(IMeta o, Object key, Object value) { { if (o != null) o.metaPut(key, value); } } static void metaMapPut(Object o, Object key, Object value) { var meta = initIMeta(o); { if (meta != null) meta.metaPut(key, value); } } static Map convertObjectMetaToMap(IMeta o) { return convertObjectMetaToMap(o, () -> makeObjectMetaMap()); } 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 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 Rect rect(int x, int y, int w, int h) { return new Rect(x, y, w, h); } static Rect rect(Pt p, int w, int h) { return new Rect(p.x, p.y, w, h); } static Rect rect(int w, int h) { return new Rect(0, 0, w, h); } static HashMap litmap(Object... x) { HashMap map = new HashMap(); litmap_impl(map, x); return map; } static void litmap_impl(Map map, Object... x) { if (x != null) for (int i = 0; i < x.length-1; i += 2) if (x[i+1] != null) map.put(x[i], x[i+1]); } static Field getOpt_findField(Class c, String field) { Class _c = c; do { for (Field f : _c.getDeclaredFields()) if (f.getName().equals(field)) return f; _c = _c.getSuperclass(); } while (_c != null); return null; } static Field makeAccessible(Field f) { try { f.setAccessible(true); } catch (Throwable e) { // Note: The error reporting only works with Java VM option --illegal-access=deny vmBus_send("makeAccessible_error", e, f); } return f; } static Method makeAccessible(Method m) { try { m.setAccessible(true); } catch (Throwable e) { vmBus_send("makeAccessible_error", e, m); } return m; } static Constructor makeAccessible(Constructor c) { try { c.setAccessible(true); } catch (Throwable e) { vmBus_send("makeAccessible_error", e, c); } return c; } static Object getOptDynOnly(DynamicObject o, String field) { if (o == null || o.fieldValues == null) return null; return o.fieldValues.get(field); } //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; } // 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(short[] a) { if (a == null) return null; ArrayList l = emptyList(a.length); for (short 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); } // TODO: JDK 17!! ?? No! Yes? Yes!! static Object collectionMutex(List l) { return l; } static Object collectionMutex(Object o) { if (o instanceof List) return o; // TODO: actually use our own maps so we can get the mutex properly String c = className(o); return o; } static int lKeys(MultiMap mm) { return mm == null ? 0 : mm.keysSize(); } static void addAll(Collection c, Iterable b) { if (c != null && b != null) for (A a : b) c.add(a); } static boolean addAll(Collection c, Collection b) { return c != null && b != null && c.addAll(b); } static boolean addAll(Collection c, B... b) { return c != null && b != null && c.addAll(Arrays.asList(b)); } static Map addAll(Map a, Map b) { if (a != null && b != null) a.putAll(b); return a; } static A addAll(A c, Collection components) { return addComponents(c, components); } static A addAll(A c, Component... components) { return addComponents(c, components); } static Iterator emptyIterator() { return Collections.emptyIterator(); } // 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); } // 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 BufferedImageWithMeta(ColorModel.getRGBdefault(), wr, false, null); } // undefined color, seems to be all black in practice // This is without alpha? 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); } // This one is with alpha... static BufferedImage newBufferedImage(int w, int h, int[] pixels) { return intArrayToBufferedImage(pixels, w, h); } static String joinNempties(String sep, Object... strings) { return joinStrings(sep, strings); } static String joinNempties(String sep, Iterable strings) { return joinStrings(sep, strings); } static String joinNemptiesWithComma(Object... strings) { return joinNempties(", ", strings); } static String joinNemptiesWithComma(Iterable strings) { return joinNempties(", ", strings); } static List flattenCollectionsAndArrays(Iterable a) { List l = new ArrayList(); for (Object x : a) if (x instanceof Collection) l.addAll(flattenCollectionsAndArrays((Collection) x)); else if (x instanceof Object[]) l.addAll(flattenCollectionsAndArrays(asList((Object[]) x))); else l.add(x); return l; } static List ll(A... a) { ArrayList l = new ArrayList(a.length); if (a != null) for (A x : a) l.add(x); return l; } static Rect toRect(Rectangle r) { return r == null ? null : new Rect(r); } static Rect toRect(RectangularShape r) { return r == null ? null : toRect(r.getBounds()); } static Rect toRect(Rect r) { return r; } 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 byte clampToUByte(long l) { return (byte) clamp(l, 0, 255); } // undefined color, seems to be all black in practice static BufferedImage newGrayBufferedImage(int w, int h) { return new BufferedImage(w, h, BufferedImage.TYPE_BYTE_GRAY); } static BufferedImage newGrayBufferedImage(int w, int h, byte[] pixels) { return byteArrayToGrayBufferedImage(pixels, w, h); } static Boolean grabbableIntPixels_succeeded; static boolean grabbableIntPixels_enable = true; static GrabbableIntPixels grabbableIntPixels(BufferedImage img) { if (img == null || !grabbableIntPixels_enable) return null; try { var result = grabbableIntPixels_impl(img); grabbableIntPixels_succeeded = result != null; return result; } catch (Throwable _e) { grabbableIntPixels_succeeded = false; throw rethrow(_e); } } static GrabbableIntPixels grabbableIntPixels_impl(BufferedImage img) { Raster raster = img.getRaster(); SampleModel _sampleModel = raster.getSampleModel(); if (!(_sampleModel instanceof SinglePixelPackedSampleModel)) return null; SinglePixelPackedSampleModel sampleModel = (SinglePixelPackedSampleModel) _sampleModel; DataBufferInt dataBuffer = (DataBufferInt) (raster.getDataBuffer()); assertEquals(1, dataBuffer.getNumBanks()); assertEquals(DataBuffer.TYPE_INT, dataBuffer.getDataType()); // Let's at this point assume the raster data is what we // think it is... (TODO: test on unusual platforms) int w = img.getWidth(), h = img.getHeight(); int scanlineStride = sampleModel.getScanlineStride(); int[] pixels = dataBuffer.getData(); int offset = dataBuffer.getOffset(); int translateX = raster.getSampleModelTranslateX(); int translateY = raster.getSampleModelTranslateY(); offset += -translateX-translateY*scanlineStride; return new GrabbableIntPixels(pixels, w, h, offset, scanlineStride); } static A printStackTrace(A e) { // we go to system.out now - system.err is nonsense if (e != null) print(getStackTrace(e)); return e; } static void printStackTrace() { printStackTrace(new Throwable()); } static void printStackTrace(String msg) { printStackTrace(new Throwable(msg)); } static void printStackTrace(String msg, Throwable e) { printStackTrace(new Throwable(msg, e)); } static void 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, int destPos, int n) { arraycopy(src, srcPos, src, destPos, n); } static void arraycopy(Object src, int srcPos, Object dest, int destPos, int n) { if (n != 0) System.arraycopy(src, srcPos, dest, destPos, n); } static BufferedImage toBufferedImageOpt(Object o) { if (o instanceof BufferedImage) return ((BufferedImage) o); if (o instanceof Image) return copyImage((Image) o); if (o instanceof MakesBufferedImage) return ((MakesBufferedImage) o).getBufferedImage(); 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"); return null; } static boolean hasJPEGExtension(File f) { return ewicOneOf(fileName(f), ".jpg", ".jpeg"); } static void saveJPG(BufferedImage img, File file) { try { if (!ImageIO.write(img, "jpeg", mkdirsFor(file))) { print("Reconstructing image for saving JPEG"); img = reconstructBufferedImage(img); if (!ImageIO.write(img, "jpeg", file)) throw fail("Couldn't write JPEG: " + file + " (" + img + ")"); } vmBus_send("wroteFile", file); } catch (Exception __e) { throw rethrow(__e); } } static void saveJPG(File file, BufferedImage img) { try { saveJPG(img, file); } catch (Exception __e) { throw rethrow(__e); } } static void savePNG(BufferedImage img, File file) { try { File tempFile = new File(file.getPath() + "_temp"); CriticalAction ca = beginCriticalAction("Save " + f2s(file)); try { ImageIO.write(img, "png", mkdirsFor(tempFile)); file.delete(); tempFile.renameTo(file); } finally { ca.done(); } } catch (Exception __e) { throw rethrow(__e); } } // gotta love convenience & program-smartness static void savePNG(String file, BufferedImage img) { savePNG(toFile(file), img); } static void savePNG(File file, BufferedImage img) { savePNG(img, file); } static void savePNG(File file, RGBImage img) { savePNG(file, img.getBufferedImage()); } static int colorToIntOpaque(Color c) { return c.getRGB() | 0xFF000000; } 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 Color colorFromRGBA(int rgba) { return new Color(rgba, true); } 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 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 IMeta toIMeta(Object o) { return initIMeta(o); } static IMeta initIMeta(Object o) { if (o == null) return null; if (o instanceof IMeta) return ((IMeta) o); if (o instanceof JComponent) return initMetaOfJComponent((JComponent) o); // This is not really used. Try to use BufferedImageWithMeta instead if (o instanceof BufferedImage) return optCast(IMeta.class, ((BufferedImage) o).getProperty("meta")); return null; } static Map makeObjectMetaMap() { //ret synchroLinkedHashMap(); return new CompactHashMap(); } 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 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 "return call(o, method, args);"; }}); } 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 void clear(Collection c) { if (c != null) c.clear(); } static void clear(Map map) { if (map != null) map.clear(); } static List _registerDangerousWeakMap_preList; static A _registerDangerousWeakMap(A map) { return _registerDangerousWeakMap(map, null); } static A _registerDangerousWeakMap(A map, Object init) { callF(init, map); if (init instanceof String) { final String f = (String) init; init = new VF1() { public void get(Map map) { try { callMC(f, map) ; } catch (Exception __e) { throw rethrow(__e); } } public String toString() { return "callMC(f, map)"; }}; } if (javax() == null) { // We're in class init if (_registerDangerousWeakMap_preList == null) _registerDangerousWeakMap_preList = synchroList(); _registerDangerousWeakMap_preList.add(pair(map, init)); return map; } call(javax(), "_registerDangerousWeakMap", map, init); return map; } static void _onLoad_registerDangerousWeakMap() { assertNotNull(javax()); if (_registerDangerousWeakMap_preList == null) return; for (Pair p : _registerDangerousWeakMap_preList) _registerDangerousWeakMap(p.a, p.b); _registerDangerousWeakMap_preList = null; } static Map synchroMap() { return synchroHashMap(); } static Map synchroMap(Map map) { return Collections.synchronizedMap(map); } static B 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 a != null && b != null && 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 String className(Object o) { return getClassName(o); } static A addComponents(A c, Collection components) { if (nempty(components)) { swing(() -> { for (Component comp : components) c.add(comp); revalidate(c); }); } return c; } static A addComponents(A c, Component... components) { return addComponents(c, asList(components)); } static A or(A a, A b) { return a != null ? a : b; } static String joinStrings(String sep, Object... strings) { return joinStrings(sep, Arrays.asList(strings)); } static String joinStrings(String sep, Iterable strings) { StringBuilder buf = new StringBuilder(); for (Object o : unnull(strings)) { String s = strOrNull(o); if (nempty(s)) { if (nempty(buf)) buf.append(sep); buf.append(s); } } return str(buf); } static double parseDouble(String s) { return empty(s) ? 0.0 : Double.parseDouble(s); } static BufferedImage byteArrayToGrayBufferedImage(byte[] pixels, int w, int h) { PixelInterleavedSampleModel sm = new PixelInterleavedSampleModel( DataBuffer.TYPE_BYTE, w, h, 1, // pixelStride w, // scanlineStride, new int[] {0} // bandOffsets ); DataBufferByte db = new DataBufferByte(pixels, pixels.length); WritableRaster wr = Raster.createWritableRaster(sm, db, new Point()); return new BufferedImage(grayColorModel(), wr, false, null); } static A assertEquals(Object x, A y) { return assertEquals("", x, y); } static A assertEquals(String msg, Object x, A y) { if (assertVerbose()) return assertEqualsVerbose(msg, x, y); if (!(x == null ? y == null : x.equals(y))) throw fail((msg != null ? msg + ": " : "") + y + " != " + x); return y; } static volatile StringBuffer local_log = new StringBuffer(); // not redirected static boolean printAlsoToSystemOut = true; 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); if (printAlsoToSystemOut) System.out.print(s); vmBus_send("printed", mc(), s); } static void print_autoRotate() { } 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)); } // this copies to RGBA static BufferedImage copyImage(Image img) { if (img == null) return null; if (img instanceof BufferedImage) return copyImage((BufferedImage) img); int w = img.getWidth(null), h = img.getHeight(null); BufferedImage bi = newBufferedImage(w, h); drawImage(bi, img); return bi; } // this one stays in color model. inconsistent i guess static BufferedImage copyImage(BufferedImage bi) { if (bi == null) return null; ColorModel cm = bi.getColorModel(); boolean isAlphaPremultiplied = cm.isAlphaPremultiplied(); WritableRaster raster = bi.copyData(bi.getRaster().createCompatibleWritableRaster()); return new BufferedImage(cm, raster, isAlphaPremultiplied, null); } static boolean eqOneOf(Object o, Object... l) { for (Object x : l) if (eq(o, x)) return true; return false; } 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 boolean ewicOneOf(String s, String... l) { if (s != null) for (String x : l) if (ewic(s, x)) return true; return false; } static String fileName(File f) { return f == null ? null : f.getName(); } public static File mkdirsFor(File file) { return mkdirsForFile(file); } static BufferedImage reconstructBufferedImage(BufferedImage img) { if (img == null) return null; RGBImage rgb = new RGBImage(img); rgb.uncacheBufferedImage(); return rgb.getBufferedImage(); } static List beginCriticalAction_inFlight = synchroList(); static class CriticalAction implements AutoCloseable { String description; CriticalAction() {} CriticalAction(String description) { this.description = description;} final public void close(){ done(); } public void done() { beginCriticalAction_inFlight.remove(this); } } static CriticalAction beginCriticalAction(String description) { ping(); CriticalAction c = new CriticalAction(description); beginCriticalAction_inFlight.add(c); return c; } static void cleanMeUp_beginCriticalAction() { int n = 0; while (nempty(beginCriticalAction_inFlight)) { int m = l(beginCriticalAction_inFlight); if (m != n) { n = m; try { print("Waiting for " + n2(n, "critical actions") + ": " + join(", ", collect(beginCriticalAction_inFlight, "description"))); } catch (Throwable __e) { printStackTrace(__e); } } sleepInCleanUp(10); } } static String f2s(File f) { return f == null ? null : f.getAbsolutePath(); } static String f2s(String s) { return f2s(newFile(s)); } static String f2s(java.nio.file.Path p) { return p == null ? null : f2s(p.toFile()); } static File toFile(Object o) { if (o instanceof File) return (File) o; if (o instanceof String) return new File((String) o); throw fail("Not a file: " + o); } 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 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 IMeta initMetaOfJComponent(JComponent c) { if (c == null) return null; IMeta meta = (IMeta) (c.getClientProperty(IMeta.class)); if (meta == null) c.putClientProperty(IMeta.class, meta = new Meta()); return meta; } static A optCast(Class c, Object o) { return isInstance(c, o) ? (A) o : null; } static Object swing(Object f) { return swingAndWait(f); } static void swing(Runnable f) { swingAndWait(f); } static A swing(F0 f) { return (A) swingAndWait(f); } static A swing(IF0 f) { return (A) swingAndWait(f); } static AutoCloseable tempInterceptPrintIfNotIntercepted(F1 f) { return print_byThread().get() == null ? tempInterceptPrint(f) : null; } static Object vmBus_wrapArgs(Object... args) { return empty(args) ? null : l(args) == 1 ? args[0] : args; } static void pcallFAll_minimalExceptionHandling(Collection l, Object... args) { if (l != null) for (Object f : cloneList(l)) { ping(); pcallF_minimalExceptionHandling(f, args); } } static void pcallFAll_minimalExceptionHandling(Iterator it, Object... args) { while (it.hasNext()) { ping(); pcallF_minimalExceptionHandling(it.next(), args); } } static Set vm_busListeners_live_cache; static Set vm_busListeners_live() { if (vm_busListeners_live_cache == null) vm_busListeners_live_cache = vm_busListeners_live_load(); return vm_busListeners_live_cache;} static Set vm_busListeners_live_load() { return vm_generalIdentityHashSet("busListeners"); } static Map vm_busListenersByMessage_live_cache; static Map vm_busListenersByMessage_live() { if (vm_busListenersByMessage_live_cache == null) vm_busListenersByMessage_live_cache = vm_busListenersByMessage_live_load(); return vm_busListenersByMessage_live_cache;} static Map vm_busListenersByMessage_live_load() { return vm_generalHashMap("busListenersByMessage"); } static Map> 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 B callF(A a, IF1 f) { return f == null ? null : f.get(a); } static void callF(VF1 f, A a) { if (f != null) f.get(a); } static void callF(A a, IVF1 f) { if (f != null) f.get(a); } static void callF(IVF1 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) { 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) { if (f instanceof String) throw fail("Legacy call: " + f); 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 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 Class javax() { return getJavaX(); } static List synchroList() { return synchroList(new ArrayList()); } static List synchroList(List l) { return Collections.synchronizedList(l); } static A assertNotNull(A a) { assertTrue(a != null); return a; } static A assertNotNull(String msg, A a) { assertTrue(msg, a != null); return a; } static Map synchroHashMap() { return synchronizedMap(new HashMap()); } static HashSet litset(A... items) { return lithashset(items); } static A revalidate(final A c) { if (c == null || !c.isShowing()) return c; { swing(() -> { // magic combo to actually relayout and repaint c.revalidate(); c.repaint(); }); } return c; } static void revalidate(JFrame f) { revalidate((Component) f); } static void revalidate(JInternalFrame f) { revalidate((Component) f); } 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 String strOrNull(Object o) { return o == null ? null : str(o); } static ColorModel grayColorModel_cache; static ColorModel grayColorModel() { if (grayColorModel_cache == null) grayColorModel_cache = grayColorModel_load(); return grayColorModel_cache;} static ColorModel grayColorModel_load() { return newGrayBufferedImage(1, 1).getColorModel(); } static ThreadLocal assertVerbose_value = new ThreadLocal(); static void assertVerbose(boolean b) { assertVerbose_value.set(b); } static boolean assertVerbose() { return isTrue(assertVerbose_value.get()); } static A assertEqualsVerbose(Object x, A y) { assertEqualsVerbose((String) null, x, y); return y; } // x = expected, y = actual static A assertEqualsVerbose(String msg, Object x, A y) { if (!eq(x, y)) { throw fail((nempty(msg) ? msg + ": " : "") + "expected: "+ x + ", got: " + y); } else print("OK" + (empty(msg) ? "" : " " + msg) + ": " + /*sfu*/(x)); return y; } static String nullIfEmpty(String s) { return isEmpty(s) ? null : s; } static Map nullIfEmpty(Map map) { return isEmpty(map) ? null : map; } static List nullIfEmpty(List l) { return isEmpty(l) ? null : l; } static 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 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 Class mc() { return main.class; } // 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)); } // changes & returns canvas static BufferedImage drawImage(BufferedImage canvas, Image img, Pt p) { return drawImageOnImage(img, canvas, p.x, p.y); } static void drawImage(BufferedImage g, Image img) { drawImage(graphics(g), img); } static void drawImage(Graphics2D g, Image img) { drawImage(g, img, 0, 0); } static void drawImage(Graphics2D g, Image img, Pt p) { drawImage(g, img, p.x, p.y); } static void drawImage(Graphics2D g, Image img, int x, int y) { { if (g != null) g.drawImage(img, x, y, null); } } static Object call_withVarargs(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); Method me = cache.findStaticMethod(methodName, args); if (me != null) return invokeMethod(me, null, args); // try varargs List methods = cache.cache.get(methodName); 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() + "." + methodName + "(" + joinWithComma(classNames(args)) + ") not found"); } else { Class c = o.getClass(); _MethodCache cache = callOpt_getCache(c); Method me = cache.findMethod(methodName, args); if (me != null) return invokeMethod(me, o, args); // try varargs List methods = cache.cache.get(methodName); 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() + "." + methodName + "(" + joinWithComma(classNames(args)) + ") not found"); } } catch (Exception __e) { throw rethrow(__e); } } public static File mkdirsForFile(File file) { File dir = file.getParentFile(); if (dir != null) { // is null if file is in current dir dir.mkdirs(); if (!dir.isDirectory()) if (dir.isFile()) throw fail("Please delete the file " + f2s(dir) + " - it is supposed to be a directory!"); else throw fail("Unknown IO exception during mkdirs of " + f2s(file)); } return file; } public static String mkdirsForFile(String path) { mkdirsForFile(new File(path)); return path; } static int done_minPrint = 10; static long done(long startTime, String desc) { long time = now()-startTime; if (time >= done_minPrint) print(desc + " [" + time + " ms]"); return time; } static long done(String desc, long startTime) { return done(startTime, desc); } static long done(long startTime) { return done(startTime, ""); } //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 String n2(long l) { return formatWithThousands(l); } static String n2(AtomicLong l) { return n2(l.get()); } static String n2(Collection l) { return n2(l(l)); } static String n2(Map map) { return n2(l(map)); } static String n2(double l, String singular) { return empty(singular) ? str(l) : n2(l, singular, singular + "s"); } static String n2(double l, String singular, String plural) { if (fraction(l) == 0) return n2((long) l, singular, plural); else return l + " " + plural; } static String n2(long l, String singular, String plural) { return n_fancy2(l, singular, plural); } static String n2(long l, String singular) { return empty(singular) ? n2(l) : n_fancy2(l, singular, singular + "s"); } static String n2(Collection l, String singular) { return n2(l(l), singular); } static String n2(Collection l, String singular, String plural) { return n_fancy2(l, singular, plural); } static String n2(Map m, String singular, String plural) { return n_fancy2(m, singular, plural); } static String n2(Map m, String singular) { return n2(l(m), singular); } static String n2(long[] a, String singular) { return n2(l(a), singular); } static String n2(Object[] a, String singular) { return n2(l(a), singular); } static String n2(Object[] a, String singular, String plural) { return n_fancy2(a, singular, plural); } static String n2(IMultiMap mm, String singular) { return n2(mm, singular, singular + "s"); } static String n2(IMultiMap mm, String singular, String plural) { return n_fancy2(l(mm), singular, plural); } 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)); } public static String join(String glue, Object... 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 collect(Iterable c, String field) { return collectField(c, field); } static List collect(String field, Iterable c) { return collectField(c, field); } /*ifclass Concept static L collect(Class c, S field) { ret collect(list(c), field); } endif TODO: make translator ignore stuff in ifclass until resolved */ static void sleepInCleanUp(long ms) { try { if (ms < 0) return; Thread.sleep(ms); } catch (Exception __e) { throw rethrow(__e); } } static boolean emptyString(String s) { return s == null || s.length() == 0; } static boolean isInstance(Class type, Object arg) { return type.isInstance(arg); } 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 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 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(vm_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(vm_generalMap()) { Map m = (Map) (vm_generalMap_get(name)); if (m == null) vm_generalMap_put(name, m = syncHashMap()); return m; } } 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 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 != l(args)) { 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 List classNames(Collection l) { return getClassNames(l); } static List classNames(Object[] l) { return getClassNames(asList(l)); } static String joinWithComma(Collection c) { return join(", ", c); } static String joinWithComma(Object... 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 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 multiMapPut(MultiMap mm, A key, B value) { if (mm != null && key != null && value != null) mm.put(key, value); } static Class __javax; static Class getJavaX() { try { return __javax; } catch (Exception __e) { throw rethrow(__e); } } static void __setJavaX(Class j) { __javax = j; _onJavaXSet(); } 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 HashSet lithashset(A... items) { HashSet set = new HashSet(); for (A a : items) set.add(a); return set; } static Map emptyMap() { return new HashMap(); } 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 String appendColonIfNempty(String s) { return empty(s) ? "" : s + ": "; } static boolean isEmpty(Collection c) { return c == null || c.isEmpty(); } static boolean isEmpty(CharSequence s) { return s == null || s.length() == 0; } static boolean isEmpty(Object[] a) { return a == null || a.length == 0; } static boolean isEmpty(byte[] a) { return a == null || a.length == 0; } static boolean isEmpty(Map map) { return map == null || map.isEmpty(); } static boolean endsWithLetterOrDigit(String s) { return s != null && s.length() > 0 && Character.isLetterOrDigit(s.charAt(s.length()-1)); } 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 int indexOf(Iterable l, A a) { if (l == null) return -1; int i = 0; for (A x : l) { if (eq(x, a)) return i; 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 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 empty(url) ? null : new URL(url).getHost(); } catch (Exception __e) { throw rethrow(__e); } } // changes & returns canvas static BufferedImage drawImageOnImage(Image img, BufferedImage canvas, int x, int y) { createGraphics(canvas).drawImage(img, x, y, null); return canvas; } static BufferedImage drawImageOnImage(Image img, BufferedImage canvas) { return drawImageOnImage(img, canvas, 0, 0); } static Graphics2D graphics(BufferedImage img) { return imageGraphics(img); } 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(Executable m, Object[] args) { Class[] types = m.getParameterTypes(); int n = types.length-1, nArgs = l(args); 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); // TODO: optimize int nVarArgs = nArgs-n; Object varArgs = Array.newInstance(varArgType, nVarArgs); for (int i = 0; i < nVarArgs; i++) Array.set(varArgs, i, args[n+i]); newArgs[n] = varArgs; return newArgs; } static long now_virtualTime; static long now() { return now_virtualTime != 0 ? now_virtualTime : System.currentTimeMillis(); } 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 void failIfUnlicensed() { assertTrue("license off", licensed()); } static Thread currentThread() { return Thread.currentThread(); } static String formatWithThousands(long l) { return formatWithThousandsSeparator(l); } static double fraction(double d) { return d % 1; } static String n_fancy2(long l, String singular, String plural) { return formatWithThousandsSeparator(l) + " " + trim(l == 1 ? singular : plural); } static String n_fancy2(Collection l, String singular, String plural) { return n_fancy2(l(l), singular, plural); } static String n_fancy2(Map m, String singular, String plural) { return n_fancy2(l(m), singular, plural); } static String n_fancy2(Object[] a, String singular, String plural) { return n_fancy2(l(a), singular, plural); } static List collectField(Iterable c, String field) { List l = new ArrayList(); if (c != null) for (Object a : c) l.add(getOpt(a, field)); return l; } static List collectField(String field, Iterable c) { return collectField(c, field); } static 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 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 Object callFunction(Object f, Object... args) { return callF(f, args); } static Throwable _storeException_value; static void _storeException(Throwable e) { _storeException_value = e; } static Map vm_generalMap_map; static Map vm_generalMap() { if (vm_generalMap_map == null) vm_generalMap_map = (Map) get(javax(), "generalMap"); return vm_generalMap_map; } static 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 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 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 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 void _onJavaXSet() {} 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 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 ThreadLocal imageGraphics_antiAlias = new ThreadLocal(); static Graphics2D imageGraphics(BufferedImage img) { return !isFalse(imageGraphics_antiAlias.get()) ? antiAliasGraphics(img) : createGraphics(img); } 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 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", () -> { Runnable value = (Runnable) (callF_gen(vm_generalMap_get("newPing_valueForNewThread"))); var tl = new x30_pkg.x30_util.BetterThreadLocal(); tl.set(value); return tl; }); 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 String formatWithThousandsSeparator(long l) { return NumberFormat.getInstance(new Locale("en_US")).format(l); } 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 A setThreadLocal(ThreadLocal tl, A value) { if (tl == null) return null; A old = tl.get(); tl.set(value); return old; } static B mapPutOrRemove(Map map, A key, B value) { if (map != null && key != null) if (value != null) return map.put(key, value); else return map.remove(key); return null; } static Set synchronizedSet() { return synchroHashSet(); } static Set synchronizedSet(Set set) { return Collections.synchronizedSet(set); } static Set identityHashSet() { return Collections.newSetFromMap(new IdentityHashMap()); } static boolean nemptyString(String s) { return s != null && s.length() > 0; } static int listL(Collection l) { return l == null ? 0 : l.size(); } static boolean neq(Object a, Object b) { return !eq(a, b); } static 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 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 Graphics2D antiAliasGraphics(BufferedImage img) { return antiAliasOn(createGraphics(img)); } 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 A callF_gen(F0 f) { return f == null ? null : f.get(); } static B callF_gen(F1 f, A a) { return f == null ? null : f.get(a); } static A callF_gen(IF0 f) { return f == null ? null : f.get(); } static B callF_gen(IF1 f, A a) { return f == null ? null : f.get(a); } static B callF_gen(A a, IF1 f) { return f == null ? null : f.get(a); } static void callF_gen(VF1 f, A a) { { if (f != null) f.get(a); } } static void callF_gen(A a, IVF1 f) { { if (f != null) f.get(a); } } static void callF_gen(IVF1 f, A a) { { if (f != null) f.get(a); } } static Object callF_gen(Runnable r) { { if (r != null) r.run(); } return null; } static Object callF_gen(Object f, Object... args) { return callF(f, args); } static void pcallFAll(Collection l, Object... args) { if (l != null) for (Object f : cloneList(l)) pcallF(f, args); } static void pcallFAll(Iterator it, Object... args) { while (it.hasNext()) pcallF(it.next(), args); } static Runnable toRunnable(final Object o) { if (o == null) return null; if (o instanceof Runnable) return (Runnable) o; if (o instanceof String) throw fail("callF_legacy"); 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 Set synchroHashSet() { return synchronizedSet(new HashSet()); } static String asString(Object o) { return o == null ? null : o.toString(); } 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 IF0 f0ToIF0(F0 f) { return f == null ? null : () -> f.get(); } 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) { printStackTrace(__e); } return null; } static B pcallF(F1 f, A a) { try { return f == null ? null : f.get(a); } catch (Throwable __e) { printStackTrace(__e); } return null; } static void pcallF(VF1 f, A a) { try { { if (f != null) f.get(a); } } catch (Throwable __e) { printStackTrace(__e); } } static Object pcallF(Runnable r) { try { { if (r != null) r.run(); } } catch (Throwable __e) { printStackTrace(__e); } return null; } static A pcallF(IF0 f) { try { return f == null ? null : f.get(); } catch (Throwable __e) { printStackTrace(__e); } return null; } static B pcallF(IF1 f, A a) { try { return f == null ? null : f.get(a); } catch (Throwable __e) { printStackTrace(__e); } return null; } static Object pcallFunction(Object f, Object... args) { try { return callFunction(f, args); } catch (Throwable __e) { printStackTrace(__e); } return null; } static class GrabbableIntPixels implements IFieldsToList{ static final String _fieldOrder = "data w h offset scanlineStride"; int[] data; int w; int h; int offset; int scanlineStride; GrabbableIntPixels() {} GrabbableIntPixels(int[] data, int w, int h, int offset, int scanlineStride) { this.scanlineStride = scanlineStride; this.offset = offset; this.h = h; this.w = w; this.data = data;} public String toString() { return shortClassName_dropNumberPrefix(this) + "(" + data + ", " + w + ", " + h + ", " + offset + ", " + scanlineStride + ")"; } public boolean equals(Object o) { if (!(o instanceof GrabbableIntPixels)) return false; GrabbableIntPixels __1 = (GrabbableIntPixels) o; return eq(data, __1.data) && w == __1.w && h == __1.h && offset == __1.offset && scanlineStride == __1.scanlineStride; } public int hashCode() { int h = -1183022196; h = boostHashCombine(h, _hashCode(data)); h = boostHashCombine(h, _hashCode(w)); h = boostHashCombine(h, _hashCode(h)); h = boostHashCombine(h, _hashCode(offset)); h = boostHashCombine(h, _hashCode(scanlineStride)); return h; } public Object[] _fieldsToList() { return new Object[] {data, w, h, offset, scanlineStride}; } int[] asPackedArray() { if (offset == 0 && data.length == w*h) return data; int[] pixels = new int[w*h]; for (int y = 0; y < h; y++) arrayCopy(data, offset+y*scanlineStride, pixels, y*h, w); return pixels; } } static abstract class VF1 implements IVF1 { public abstract void get(A a); } // 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; java.lang.Module myModule = getClass().getModule(); boolean anyHiddenClasses = false; while (_c != null) { boolean exported = classIsExportedTo(_c, myModule); if (!exported) anyHiddenClasses = true; else for (Method m : _c.getDeclaredMethods()) if ((anyHiddenClasses || !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. // If any classes in the hierarchy were inaccessible, we add // all interface methods (see test_callForbiddenMethodByReflection for a test) for (Class intf : allInterfacesImplementedBy(c)) for (Method m : intf.getDeclaredMethods()) if ((anyHiddenClasses || 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); } } //Cl allMethods() { ret allValues(cache); } } 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); } } 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 void clear() { set(null); } public String toString() { return str(this.get()); } } // size: // 64 bytes for 0 to 1 elements // 96 bytes for 2 to 4 elements /* * #! * Ontopia Engine * #- * Copyright (C) 2001 - 2013 The Ontopia Project * #- * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. * !# */ static class CompactHashMap extends CompactAbstractMap { final static int INITIAL_SIZE = 3; final static double LOAD_FACTOR = 0.6; // This object is used to represent null, should clients use that as final static Object nullObject = new Object(); /** * When a key is deleted this object is put into the hashtable in * its place, so that other entries with the same key (collisions) * further down the hashtable are not lost after we delete an object * in the collision chain. */ final static Object deletedObject = new Object(); int elements; int freecells; Object[] table; // key, value, key, value, ... //int modCount; CompactHashMap() { this(INITIAL_SIZE); } CompactHashMap(int size) { table = new Object[(size==0 ? 1 : size)*2]; elements = 0; freecells = tableSize(); //modCount = 0; } // TODO: allocate smarter CompactHashMap(Map map) { this(0); if (map != null) putAll(map); } // ===== MAP IMPLEMENTATION ============================================= /** * Returns the number of key/value mappings in this map. */ public synchronized int size() { return elements; } /** * Returns true if this map contains no mappings. */ public synchronized boolean isEmpty() { return elements == 0; } /** * Removes all key/value mappings in the map. */ public synchronized void clear() { elements = 0; for (int ix = 0; ix < tableSize(); ix++) { key(ix, null); value(ix, null); } freecells = tableSize(); //modCount++; } /** * Returns true if this map contains the specified key. */ public synchronized boolean containsKey(Object k) { return key(findKeyIndex(k)) != null; } /** * Returns true if this map contains the specified value. */ public synchronized boolean containsValue(Object v) { if (v == null) v = (V)nullObject; for (int ix = 0; ix < tableSize(); ix++) if (value(ix) != null && value(ix).equals(v)) return true; return false; } /** * Returns a read-only set view of the map's keys. */ public synchronized Set> entrySet() { throw new UnsupportedOperationException(); } /** * Removes the mapping with key k, if there is one, and returns its * value, if there is one, and null if there is none. */ public synchronized V remove(Object k) { int index = findKeyIndex(k); // we found the right position, now do the removal if (key(index) != null) { // we found the object // same problem here as with put V v = value(index); key(index, deletedObject); value(index, deletedObject); //modCount++; elements--; return v; } else // we did not find the key return null; } /** * Adds the specified mapping to this map, returning the old value for * the mapping, if there was one. */ public synchronized V put(K k, V v) { if (k == null) k = (K)nullObject; int hash = k.hashCode(); int index = (hash & 0x7FFFFFFF) % tableSize(); int offset = 1; int deletedix = -1; // search for the key (continue while !null and !this key) while(key(index) != null && !(key(index).hashCode() == hash && key(index).equals(k))) { // if there's a deleted mapping here we can put this mapping here, // provided it's not in here somewhere else already if (key(index) == deletedObject) deletedix = index; index = ((index + offset) & 0x7FFFFFFF) % tableSize(); offset = offset*2 + 1; if (offset == -1) offset = 2; } if (key(index) == null) { // wasn't present already if (deletedix != -1) // reusing a deleted cell index = deletedix; else freecells--; //modCount++; elements++; key(index, k); value(index, v); // rehash with increased capacity if (1 - (freecells / (double) tableSize()) > LOAD_FACTOR) rehash(tableSize()*2 + 1); return null; } else { // was there already //modCount++; V oldv = value(index); value(index, v); return oldv; } } /** * INTERNAL: Rehashes the hashmap to a bigger size. */ void rehash(int newCapacity) { int oldCapacity = tableSize(); Object[] newTable = new Object[newCapacity*2]; for (int ix = 0; ix < oldCapacity; ix++) { Object k = key(ix); if (k == null || k == deletedObject) continue; int hash = k.hashCode(); int index = (hash & 0x7FFFFFFF) % newCapacity; int offset = 1; // search for the key while(newTable[index*2] != null) { // no need to test for duplicates index = ((index + offset) & 0x7FFFFFFF) % newCapacity; offset = offset*2 + 1; if (offset == -1) offset = 2; } newTable[index*2] = k; newTable[index*2+1] = value(ix); } table = newTable; freecells = tableSize() - elements; } /** * Returns the value for the key k, if there is one, and null if * there is none. */ public synchronized V get(Object k) { return value(findKeyIndex(k)); } /** * Returns a virtual read-only collection containing all the values * in the map. */ public synchronized Collection values() { return new ValueCollection(); } /** * Returns a virtual read-only set of all the keys in the map. */ public synchronized Set keySet() { return new KeySet(); } // --- Internal utilities final int findKeyIndex(Object k) { if (k == null) k = nullObject; int hash = k.hashCode(); int index = (hash & 0x7FFFFFFF) % tableSize(); int offset = 1; // search for the key (continue while !null and !this key) while(key(index) != null && !(key(index).hashCode() == hash && key(index).equals(k))) { index = ((index + offset) & 0x7FFFFFFF) % tableSize(); offset = offset*2 + 1; if (offset == -1) offset = 2; } return index; } // --- Key set class KeySet extends AbstractSet { public synchronized int size() { return elements; } public synchronized boolean contains(Object k) { return containsKey(k); } public synchronized Iterator iterator() { return new KeyIterator(); } } class KeyIterator implements Iterator { private int ix; private KeyIterator() { // walk up to first value, so that hasNext() and next() return // correct results for (; ix < tableSize(); ix++) if (value(ix) != null && key(ix) != deletedObject) break; } public synchronized boolean hasNext() { return ix < tableSize(); } public synchronized void remove() { throw new UnsupportedOperationException("Collection is read-only"); } public synchronized K next() { if (ix >= tableSize()) throw new NoSuchElementException(); K key = (K) key(ix++); // walk up to next value for (; ix < tableSize(); ix++) if (key(ix) != null && key(ix) != deletedObject) break; // ix now either points to next key, or outside array (if no next) return key; } } // --- Value collection class ValueCollection extends AbstractCollection { public synchronized int size() { return elements; } public synchronized Iterator iterator() { return new ValueIterator(); } public synchronized boolean contains(Object v) { return containsValue(v); } } class ValueIterator implements Iterator { private int ix; private ValueIterator() { // walk up to first value, so that hasNext() and next() return // correct results for (; ix < table.length/2; ix++) if (value(ix) != null && value(ix) != deletedObject) break; } public synchronized boolean hasNext() { return ix < tableSize(); } public synchronized void remove() { throw new UnsupportedOperationException("Collection is read-only"); } public synchronized V next() { if (ix >= tableSize()) throw new NoSuchElementException(); V value = (V) value(ix++); // walk up to next value for (; ix < tableSize(); ix++) if (value(ix) != null && value(ix) != deletedObject) break; // ix now either points to next value, or outside array (if no next) return value; } } K key(int i) { return (K) table[i*2]; } void key(int i, Object key) { table[i*2] = key; } V value(int i) { return (V) table[i*2+1]; } void value(int i, Object value) { table[i*2+1] = value; } int tableSize() { return table.length/2; } } static class BufferedImageWithMeta extends BufferedImage implements IMeta { BufferedImageWithMeta(ColorModel cm, WritableRaster raster, boolean isRasterPremultiplied, Hashtable properties) { super(cm, raster, isRasterPremultiplied, properties); } // Meta - a "minimal" approach to adding meta-level to Java objects // (implementing the interface IMeta) // We allocate one extra field for each Java object to make it // reasoning-compatible (reasoning-compatible = extensible with // fields of any name at runtime). // // We couldn't go for 0 extra fields (meta values must be linked // directly from the object) 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).] ////////////////////// // The "meta" field // ////////////////////// // 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; } // MOST functions are implemented in IMeta (default implementations) // Scaffolding convenience functions final boolean scaffolding(){ return scaffoldingEnabled(); } boolean scaffoldingEnabled() { return main.scaffoldingEnabled(this); } boolean scaffoldingEnabled(Object o) { return main.scaffoldingEnabled(o); } } 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; } RuntimeException asRuntimeException() { return new Fail(this); } } static interface IVF1 { void get(A a); } static abstract class F1 { abstract B get(A a); } static interface IVar extends IF0 { void set(A a); A get(); // reified type of value (if available) default Class getType() { return null; } default boolean has() { return get() != null; } default void clear() { set(null); } } static interface ISetter { void set(A a); } abstract static class CompactAbstractMap implements Map { public int size() { return entrySet().size(); } public boolean isEmpty() { return size() == 0; } public boolean containsValue(Object value) { Iterator> i = entrySet().iterator(); if (value == null) { while (i.hasNext()) { Entry e = i.next(); if (e.getValue() == null) return true; } } else { while (i.hasNext()) { Entry e = i.next(); if (value.equals(e.getValue())) return true; } } return false; } public boolean containsKey(Object key) { Iterator> i = entrySet().iterator(); if (key == null) { while (i.hasNext()) { Entry e = i.next(); if (e.getKey() == null) return true; } } else { while (i.hasNext()) { Entry e = i.next(); if (key.equals(e.getKey())) return true; } } return false; } public V get(Object key) { Iterator> i = entrySet().iterator(); if (key == null) { while (i.hasNext()) { Entry e = i.next(); if (e.getKey() == null) return e.getValue(); } } else { while (i.hasNext()) { Entry e = i.next(); if (key.equals(e.getKey())) return e.getValue(); } } return null; } public V put(K key, V value) { throw new UnsupportedOperationException(); } public V remove(Object key) { Iterator> i = entrySet().iterator(); Entry correctEntry = null; if (key == null) { while (correctEntry == null && i.hasNext()) { Entry e = i.next(); if (e.getKey() == null) correctEntry = e; } } else { while (correctEntry == null && i.hasNext()) { Entry e = i.next(); if (key.equals(e.getKey())) correctEntry = e; } } V oldValue = null; if (correctEntry != null) { oldValue = correctEntry.getValue(); i.remove(); } return oldValue; } public void putAll(Map m) { for (Entry e : m.entrySet()) put(e.getKey(), e.getValue()); } public void clear() { entrySet().clear(); } public Set keySet() { return new AbstractSet() { public Iterator iterator() { return new Iterator() { private Iterator> i = entrySet().iterator(); public boolean hasNext() { return i.hasNext(); } public K next() { return i.next().getKey(); } public void remove() { i.remove(); } }; } public int size() { return CompactAbstractMap.this.size(); } public boolean isEmpty() { return CompactAbstractMap.this.isEmpty(); } public void clear() { CompactAbstractMap.this.clear(); } public boolean contains(Object k) { return CompactAbstractMap.this.containsKey(k); } }; } public Collection values() { return new AbstractCollection() { public Iterator iterator() { return new Iterator() { private Iterator> i = entrySet().iterator(); public boolean hasNext() { return i.hasNext(); } public V next() { return i.next().getValue(); } public void remove() { i.remove(); } }; } public int size() { return CompactAbstractMap.this.size(); } public boolean isEmpty() { return CompactAbstractMap.this.isEmpty(); } public void clear() { CompactAbstractMap.this.clear(); } public boolean contains(Object v) { return CompactAbstractMap.this.containsValue(v); } }; } public abstract Set> entrySet(); public boolean equals(Object o) { if (o == this) return true; if (!(o instanceof Map)) return false; Map m = (Map) o; if (m.size() != size()) return false; try { for (Entry e : entrySet()) { K key = e.getKey(); V value = e.getValue(); if (value == null) { if (!(m.get(key) == null && m.containsKey(key))) return false; } else { if (!value.equals(m.get(key))) return false; } } } catch (ClassCastException unused) { return false; } catch (NullPointerException unused) { return false; } return true; } public int hashCode() { int h = 0; for (Entry entry : entrySet()) h += entry.hashCode(); return h; } public String toString() { Iterator> i = entrySet().iterator(); if (!i.hasNext()) return "{}"; StringBuilder sb = new StringBuilder(); sb.append('{'); for (; ; ) { Entry e = i.next(); K key = e.getKey(); V value = e.getValue(); sb.append(key == this ? "(this Map)" : key); sb.append('='); sb.append(value == this ? "(this Map)" : value); if (!i.hasNext()) return sb.append('}').toString(); sb.append(',').append(' '); } } protected Object clone() throws CloneNotSupportedException { CompactAbstractMap result = (CompactAbstractMap) super.clone(); return result; } public static class SimpleEntry implements Entry, java.io.Serializable { @java.io.Serial private static final long serialVersionUID = -8499721149061103585L; @SuppressWarnings("serial") private final K key; @SuppressWarnings("serial") private V value; public SimpleEntry(K key, V value) { this.key = key; this.value = value; } public SimpleEntry(Entry entry) { this.key = entry.getKey(); this.value = entry.getValue(); } public K getKey() { return key; } public V getValue() { return value; } public V setValue(V value) { V oldValue = this.value; this.value = value; return oldValue; } public boolean equals(Object o) { if (!(o instanceof Map.Entry)) return false; Entry e = (Entry) o; return eq(key, e.getKey()) && eq(value, e.getValue()); } public int hashCode() { return (key == null ? 0 : key.hashCode()) ^ (value == null ? 0 : value.hashCode()); } public String toString() { return key + "=" + value; } } public static class SimpleImmutableEntry implements Entry, java.io.Serializable { @java.io.Serial private static final long serialVersionUID = 7138329143949025153L; @SuppressWarnings("serial") private final K key; @SuppressWarnings("serial") private final V value; public SimpleImmutableEntry(K key, V value) { this.key = key; this.value = value; } public SimpleImmutableEntry(Entry entry) { this.key = entry.getKey(); this.value = entry.getValue(); } public K getKey() { return key; } public V getValue() { return value; } public V setValue(V value) { throw new UnsupportedOperationException(); } public boolean equals(Object o) { if (!(o instanceof Map.Entry)) return false; Entry e = (Entry) o; return eq(key, e.getKey()) && eq(value, e.getValue()); } public int hashCode() { return (key == null ? 0 : key.hashCode()) ^ (value == null ? 0 : value.hashCode()); } public String toString() { return key + "=" + value; } } } static boolean scaffoldingEnabled(Object o) { return metaGet(o, "scaffolding") != null; } static String shortClassName_dropNumberPrefix(Object o) { return dropNumberPrefix(shortClassName(o)); } static boolean classIsExportedTo(Class c, java.lang.Module destModule) { if (c == null || destModule == null) return false; java.lang.Module srcModule = c.getModule(); String packageName = c.getPackageName(); return srcModule.isExported(packageName, destModule); } 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(String[] l) { return quoteAll(asList(l)); } static List quoteAll(Collection l) { List x = new ArrayList(); for (String s : l) x.add(quote(s)); return x; } static ArrayList toList(A[] a) { return asList(a); } static ArrayList toList(int[] a) { return asList(a); } static ArrayList toList(Set s) { return asList(s); } static ArrayList toList(Iterable s) { return asList(s); } static boolean arraysEqual(Object[] a, Object[] b) { if (a.length != b.length) return false; for (int i = 0; i < a.length; i++) if (neq(a[i], b[i])) return false; return true; } static Value value(A a) { return new Value(a); } static boolean containsKey(Map map, A key) { return map != null && map.containsKey(key); } 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); } } 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 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 void smartSet(Field f, Object o, Object value) throws Exception { try { f.set(o, value); } catch (Exception e) { Class type = f.getType(); // take care of common case (long to int) if (type == int.class && value instanceof Long) { f.set(o, ((Long) value).intValue()); return; } if (type == boolean.class && value instanceof String) { f.set(o, isTrueOrYes(((String) value))); return; } if (type == LinkedHashMap.class && value instanceof Map) { f.set(o, asLinkedHashMap((Map) value)); return; } throw e; } } static 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 char lastChar(String s) { return empty(s) ? '\0' : s.charAt(l(s)-1); } static A[] dropLast(A[] a) { return dropLast(a, 1); } static A[] dropLast(A[] a, int n) { if (a == null) return null; n = Math.min(n, a.length); A[] b = arrayOfSameType(a, a.length-n); System.arraycopy(a, 0, b, 0, b.length); return b; } static List dropLast(List l) { return subList(l, 0, l(l)-1); } static List dropLast(int n, List l) { return subList(l, 0, l(l)-n); } static List dropLast(Iterable l) { return dropLast(asList(l)); } static String dropLast(String s) { return substring(s, 0, l(s)-1); } static String dropLast(String s, int n) { return substring(s, 0, l(s)-n); } static String dropLast(int n, String s) { return dropLast(s, n); } static boolean 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 String[] drop(int n, String[] a) { n = Math.min(n, a.length); String[] b = new String[a.length-n]; System.arraycopy(a, n, b, 0, b.length); return b; } static Object[] drop(int n, Object[] a) { n = Math.min(n, a.length); Object[] b = new Object[a.length-n]; System.arraycopy(a, n, b, 0, b.length); return b; } static boolean isDigit(char c) { return Character.isDigit(c); } static int lastIndexOf(String a, String b) { return a == null || b == null ? -1 : a.lastIndexOf(b); } static int lastIndexOf(String a, char b) { return a == null ? -1 : a.lastIndexOf(b); } // starts searching from i-1 static int lastIndexOf(List l, int i, A a) { if (l == null) return -1; for (i = min(l(l), i)-1; i >= 0; i--) if (eq(l.get(i), a)) return i; return -1; } static int lastIndexOf(List l, A a) { if (l == null) return -1; for (int i = l(l)-1; i >= 0; i--) if (eq(l.get(i), a)) return i; return -1; } static 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 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 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(__41 -> isLetterOrDigit(__41), s); else return "" + first(s); } static boolean charactersEqualIC(char c1, char c2) { if (c1 == c2) return true; char u1 = Character.toUpperCase(c1); char u2 = Character.toUpperCase(c2); if (u1 == u2) return true; return Character.toLowerCase(u1) == Character.toLowerCase(u2); } static String xltrim(String s) { int i = 0, n = l(s); while (i < n && contains(" \t\r\n", s.charAt(i))) ++i; return substr(s, i); } static boolean isLetterOrDigit(char c) { return Character.isLetterOrDigit(c); } // pred: char -> bool static String takeCharsWhile(String s, Object pred) { int i = 0; while (i < l(s) && isTrue(callF(pred, s.charAt(i)))) ++i; return substring(s, 0, i); } static String takeCharsWhile(IF1 f, String s) { return takeCharsWhile(s, f); } static String substr(String s, int x) { return substring(s, x); } static String substr(String s, int x, int y) { return substring(s, x, y); } static class Value implements IF0 , IFieldsToList{ A value; Value() {} Value(A value) { this.value = value;} public boolean equals(Object o) { if (!(o instanceof Value)) return false; Value __1 = (Value) o; return eq(value, __1.value); } public int hashCode() { int h = 82420049; h = boostHashCombine(h, _hashCode(value)); return h; } public Object[] _fieldsToList() { return new Object[] {value}; } public A get() { return value; } public String toString() { return str(get()); } } }