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 javax.swing.*; import javax.swing.event.*; import javax.swing.text.*; import javax.swing.table.*; import java.io.*; import java.net.*; import java.lang.reflect.*; import java.lang.ref.*; import java.lang.management.*; import java.security.*; import java.security.spec.*; import java.awt.*; import java.awt.event.*; import java.awt.image.*; import javax.imageio.*; import java.math.*; public class main { public static void main(String[] args) throws Exception { BWImage img = shootScreenBW(); Class loader = hotwire("#1005947"); call(loader, "getData"); Map> md5ToChar = (Map) get(get(loader, "md5ToChar"), "data"); int g = 3; List clips = autoSegment(img, g); List chars = new ArrayList(); for (Rect r : clips) { StringBuffer buf = new StringBuffer(); BWImage lineImg = img.clip(r); for (Rect c : horizontalAutoSplit2ThenAutoCrop(lineImg)) { chars.add(translateRect(c, r.x, r.y)); BWImage charImg = lineImg.clip(c); String md5 = md5OfBWImage(charImg); List meanings = md5ToChar.get(md5); buf.append(empty(meanings) ? "?" : l(meanings) == 1 ? first(meanings) : "[" + join("|", meanings) + "]"); } print(buf); } } static Rect translateRect(Rect r, int x, int y) { return new Rect(r.x+x, r.y+y, r.w, r.h); } static int l(Object[] a) { return a == null ? 0 : a.length; } static int l(boolean[] a) { return a == null ? 0 : a.length; } static int l(byte[] a) { return a == null ? 0 : a.length; } static int l(int[] a) { return a == null ? 0 : a.length; } static int l(float[] a) { return a == null ? 0 : a.length; } static int l(char[] a) { return a == null ? 0 : a.length; } static int l(Collection c) { return c == null ? 0 : c.size(); } static int l(Map m) { return m == null ? 0 : m.size(); } static int l(CharSequence s) { return s == null ? 0 : s.length(); } static int l(Object o) { return l((List) o); // incomplete } static boolean empty(Collection c) { return isEmpty(c); } static boolean empty(String s) { return isEmpty(s); } static boolean empty(Map map) { return map == null || map.isEmpty(); } static boolean empty(Object[] o) { return o == null || o.length == 0; } static boolean empty(Object o) { if (o instanceof Collection) return empty((Collection) o); if (o instanceof String) return empty((String) o); if (o instanceof Map) return empty((Map) o); if (o instanceof Object[]) return empty((Object[]) o); throw fail("unknown type for 'empty': " + getType(o)); } static Object call(Object o) { return callFunction(o); } // varargs assignment fixer for a single string array argument static Object call(Object o, String method, String[] arg) { return call(o, method, new Object[] {arg}); } static Object call(Object o, String method, Object... args) { try { if (o instanceof Class) { Method m = call_findStaticMethod((Class) o, method, args, false); m.setAccessible(true); return m.invoke(null, args); } else { Method m = call_findMethod(o, method, args, false); m.setAccessible(true); return m.invoke(o, args); } } catch (Exception e) { throw e instanceof RuntimeException ? (RuntimeException) e : new RuntimeException(e); } } static Method call_findStaticMethod(Class c, String method, Object[] args, boolean debug) { Class _c = c; while (c != null) { for (Method m : c.getDeclaredMethods()) { if (debug) System.out.println("Checking method " + m.getName() + " with " + m.getParameterTypes().length + " parameters");; if (!m.getName().equals(method)) { if (debug) System.out.println("Method name mismatch: " + method); continue; } if ((m.getModifiers() & Modifier.STATIC) == 0 || !call_checkArgs(m, args, debug)) continue; return m; } c = c.getSuperclass(); } throw new RuntimeException("Method '" + method + "' (static) with " + args.length + " parameter(s) not found in " + _c.getName()); } static Method call_findMethod(Object o, String method, Object[] args, boolean debug) { Class c = o.getClass(); while (c != null) { for (Method m : c.getDeclaredMethods()) { if (debug) System.out.println("Checking method " + m.getName() + " with " + m.getParameterTypes().length + " parameters");; if (m.getName().equals(method) && call_checkArgs(m, args, debug)) return m; } c = c.getSuperclass(); } throw new RuntimeException("Method '" + method + "' (non-static) with " + args.length + " parameter(s) not found in " + o.getClass().getName()); } private static boolean call_checkArgs(Method m, Object[] args, boolean debug) { Class[] types = m.getParameterTypes(); if (types.length != args.length) { if (debug) System.out.println("Bad parameter length: " + args.length + " vs " + types.length); return false; } for (int i = 0; i < types.length; i++) if (!(args[i] == null || isInstanceX(types[i], args[i]))) { if (debug) System.out.println("Bad parameter " + i + ": " + args[i] + " vs " + types[i]); return false; } return true; } static volatile StringBuffer local_log = new StringBuffer(); // not redirected static volatile StringBuffer print_log = local_log; // might be redirected, e.g. to main bot // in bytes - will cut to half that static volatile int print_log_max = 1024*1024; static volatile int local_log_max = 100*1024; //static int print_maxLineLength = 0; // 0 = unset static boolean print_silent; // total mute if set static volatile ThreadLocal print_byThread; // special handling by thread static void print() { print(""); } // slightly overblown signature to return original object... static A print(A o) { ping(); if (print_silent) return o; String s = String.valueOf(o) + "\n"; print_noNewLine(s); return o; } static void print_noNewLine(String s) { if (print_byThread != null) { Object f = print_byThread.get(); if (f != null) if (isFalse(callF(f, s))) return; } print_raw(s); } static void print_raw(String s) { // TODO if (print_maxLineLength != 0) StringBuffer loc = local_log; StringBuffer buf = print_log; int loc_max = print_log_max; if (buf != loc && buf != null) { print_append(buf, s, print_log_max); loc_max = local_log_max; } if (loc != null) print_append(loc, s, loc_max); System.out.print(s); } static void print(long l) { print(String.valueOf(l)); } static void print(char c) { print(String.valueOf(c)); } static void print_append(StringBuffer buf, String s, int max) { synchronized(buf) { buf.append(s); max /= 2; if (buf.length() > max) try { int newLength = max/2; int ofs = buf.length()-newLength; String newString = buf.substring(ofs); buf.setLength(0); buf.append("[...] ").append(newString); } catch (Exception e) { buf.setLength(0); } } } static List horizontalAutoSplit2ThenAutoCrop(BWImage img) { List l = new ArrayList(); for (Rect r : horizontalAutoSplit2(img)) l.add(translateRect(autoCropOfBWImage(img.clip(r)), r.x, r.y)); return l; } // get purpose 1: access a list/array (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; } 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; } static Class get_dynamicObject = DynamicObject.class; // get purpose 2: access a field by reflection or a map static Object get(Object o, String field) { try { if (o instanceof Class) return get((Class) o, field); if (o instanceof Map) return ((Map) o).get(field); Field f = getOpt_findField(o.getClass(), field); if (f != null) { f.setAccessible(true); return f.get(o); } if (get_dynamicObject != null && get_dynamicObject.isInstance(o)) return call(get_raw(o, "fieldValues"), "get", field); } catch (Exception e) { throw asRuntimeException(e); } throw new RuntimeException("Field '" + field + "' not found in " + o.getClass().getName()); } static Object get_raw(Object o, String field) { try { Field f = get_findField(o.getClass(), field); f.setAccessible(true); return f.get(o); } catch (Exception e) { throw new RuntimeException(e); } } static Object get(Class c, String field) { try { Field f = get_findStaticField(c, field); f.setAccessible(true); return f.get(null); } catch (Exception e) { throw new RuntimeException(e); } } static Field get_findStaticField(Class c, String field) { Class _c = c; do { for (Field f : _c.getDeclaredFields()) if (f.getName().equals(field) && (f.getModifiers() & Modifier.STATIC) != 0) return f; _c = _c.getSuperclass(); } while (_c != null); throw new RuntimeException("Static field '" + field + "' not found in " + c.getName()); } static Field get_findField(Class c, String field) { Class _c = c; do { for (Field f : _c.getDeclaredFields()) if (f.getName().equals(field)) return f; _c = _c.getSuperclass(); } while (_c != null); throw new RuntimeException("Field '" + field + "' not found in " + c.getName()); } public static String join(String glue, Iterable 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(Iterable strings) { return join("", strings); } public static String join(String[] strings) { return join("", strings); } static BWImage shootScreenBW() { return new BWImage(shootScreen2()); } static BWImage shootScreenBW(Rect r) { return new BWImage(shootScreen2(r)); } static BWImage shootScreenBW(int x, int y, int w, int h) { return new BWImage(shootScreen2(x, y, w, h)); } static String md5OfBWImage(BWImage img) { try { MessageDigest m = MessageDigest.getInstance("MD5"); m.update(intToBytes(img.getWidth())); return bytesToHex(m.digest(img.getBytes())); } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} static Class hotwire(String src) { if (isAndroid()) { Class j = getJavaX(); synchronized(j) { // hopefully this goes well... List libraries = new ArrayList(); File srcDir = (File) call(j, "transpileMain", src, libraries); if (srcDir == null) throw fail("transpileMain returned null (src=" + quote(src) + ")"); Object androidContext = get(j, "androidContext"); return (Class) call(j, "loadx2android", srcDir, src); } } return hotwire_overInternalBot(src); } // g = grid size - typical values are 3 or 4 static List autoSegment(BWImage img, int g) { AutoSegmenter as = new AutoSegmenter(); as.g = g; as.go(img); return as.clips; } static Object first(Object list) { return ((List) list).isEmpty() ? null : ((List) list).get(0); } static A first(List list) { return list.isEmpty() ? null : list.get(0); } static A first(A[] bla) { return bla == null || bla.length == 0 ? null : bla[0]; } static A first(Iterable i) { if (i == null) return null; Iterator it = i.iterator(); return it.hasNext() ? it.next() : null; } static volatile boolean ping_pauseAll; static int ping_sleep = 100; // poll pauseAll flag every 100 static volatile boolean ping_anyActions; static Map ping_actions = synchroMap(new WeakHashMap()); // returns true if it did anything static boolean ping() { try { if (ping_pauseAll && !isAWTThread()) { do Thread.sleep(ping_sleep); while (ping_pauseAll); return true; } if (ping_anyActions) { Object action; synchronized(mc()) { 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 (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} static Object callF(Object f, Object... args) { return callFunction(f, args); } static Object callFunction(Object f, Object... args) { if (f == null) return null; if (f instanceof Runnable) { ((Runnable) f).run(); return null; } else if (f instanceof String) return call(mc(), (String) f, args); else return call(f, "get", args); //else throw fail("Can't call a " + getClassName(f)); } static float horizontalAutoSplit2_threshold = 0.5f; static List horizontalAutoSplit2(BWImage img) { return horizontalAutoSplit2(img, horizontalAutoSplit2_threshold); } static List horizontalAutoSplit2(BWImage img, float threshold) { int w = img.getWidth(), h = img.getHeight(); float[] f = bwImageColumnMinBrightness(img); List l = new ArrayList(); int j = -1; for (int i = 0; i < l(f); i++) if (f[i] < threshold) { // start / continue streak if (j < 0) j = i; } else { if (j >= 0) { // end streak l.add(new Rect(j, 0, i-j, h)); j = -1; } } if (j >= 0) l.add(new Rect(j, 0, w-j, h)); return l; } static Class hotwire_overInternalBot(String progID) { try { File jar = CompilerBot.compileSnippet(progID); assertTrue(jar.getAbsolutePath(), jar.isFile()); // collect urls (program + libraries) List urls = litlist(jar.toURI().toURL()); String dehlibs = unnull(loadTextFileFromZip(jar, "libraries")); Matcher matcher = Pattern.compile("\\d+").matcher(dehlibs); while (matcher.find()) { String libID = matcher.group(); urls.add(loadLibrary(libID).toURI().toURL()); } // make class loader URLClassLoader classLoader = new URLClassLoader(urls.toArray(new URL[l(urls)])); // load & return main class Class theClass = classLoader.loadClass("main"); Class j = getJavaX(); String src = loadTextFileFromZip(jar, "main.java"); call(j, "registerSourceCode", theClass, src); synchronized(j) { // hopefully this goes well... call(j, "setVars", theClass, progID); callOpt(j, "addInstance", progID, theClass); } hotwire_copyOver(theClass); return theClass; } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} public static String bytesToHex(byte[] bytes) { return bytesToHex(bytes, 0, bytes.length); } public static String bytesToHex(byte[] bytes, int ofs, int len) { StringBuilder stringBuilder = new StringBuilder(len*2); for (int i = 0; i < len; i++) { String s = "0" + Integer.toHexString(bytes[ofs+i]); stringBuilder.append(s.substring(s.length()-2, s.length())); } return stringBuilder.toString(); } static RuntimeException asRuntimeException(Throwable t) { return t instanceof RuntimeException ? (RuntimeException) t : new RuntimeException(t); } 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(); quote_impl(s, out); return out.toString(); } static void quote_impl(String s, StringBuilder out) { out.append('"'); int l = s.length(); for (int i = 0; i < l; i++) { char c = s.charAt(i); if (c == '\\' || c == '"') out.append('\\').append(c); else if (c == '\r') out.append("\\r"); else if (c == '\n') out.append("\\n"); else out.append(c); } out.append('"'); } static float autoCropOfBWImage_threshold = 0.9f; static Rect autoCropOfBWImage(BWImage img) { return autoCropOfBWImage(img, new Rect(0, 0, img.getWidth(), img.getHeight())); } static Rect autoCropOfBWImage(BWImage img, Rect r) { return autoCropOfBWImage(img, r, autoCropOfBWImage_threshold); } // r = initial rectangle static Rect autoCropOfBWImage(BWImage img, Rect r, float threshold) { int x1 = r.x, y1 = r.y, x2 = r.x2(), y2 = r.y2(); // left side end1: while (x1 < x2) { for (int y = y1; y < y2; y++) if (img.getPixel(x1, y) <= threshold) break end1; x1++; } // top side end2: while (y1 < y2) { for (int x = x1; x < x2; x++) if (img.getPixel(x, y1) <= threshold) break end2; y1++; } // right side end3: while (x2 > x1) { for (int y = y1; y < y2; y++) if (img.getPixel(x2-1, y) <= threshold) break end3; x2--; } // bottom side end4: while (y2 > y1) { for (int x = x1; x < x2; x++) if (img.getPixel(x, y2-1) <= threshold) break end4; y2--; } if (x2 <= x1 || y2 <= y1) return r; else return new Rect(x1, y1, x2 - x1, y2 - y1); } static byte[] intToBytes(int i) { return new byte[] { (byte) (i >>> 24), (byte) (i >>> 16), (byte) (i >>> 8), (byte) i}; } // extended over Class.isInstance() to handle primitive types static boolean isInstanceX(Class type, Object arg) { if (type == boolean.class) return arg instanceof Boolean; if (type == int.class) return arg instanceof Integer; if (type == long.class) return arg instanceof Long; if (type == float.class) return arg instanceof Float; if (type == short.class) return arg instanceof Short; if (type == char.class) return arg instanceof Character; if (type == byte.class) return arg instanceof Byte; if (type == double.class) return arg instanceof Double; return type.isInstance(arg); } static Class __javax; static Class getJavaX() { return __javax; } static boolean isEmpty(Collection c) { return c == null || c.isEmpty(); } static boolean isEmpty(CharSequence s) { return s == null || s.length() == 0; } static boolean isEmpty(Object[] a) { return a == null || a.length == 0; } static boolean isEmpty(Map map) { return map == null || map.isEmpty(); } static boolean isFalse(Object o) { return eq(false, o); } static BufferedImage shootScreen2() { return shootScreen2(screenRectangle()); } static BufferedImage shootScreen2(Rectangle area) { try { return new Robot().createScreenCapture(area); } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} static BufferedImage shootScreen2(Rect area) { return shootScreen2(area.getRectangle()); } static BufferedImage shootScreen2(int x, int y, int w, int h) { return shootScreen2(new Rectangle(x, y, w, h)); } static RuntimeException fail() { throw new RuntimeException("fail"); } static RuntimeException fail(Object msg) { throw new RuntimeException(String.valueOf(msg)); } static RuntimeException fail(String msg) { throw new RuntimeException(unnull(msg)); } static RuntimeException fail(String msg, Throwable innerException) { throw new RuntimeException(msg, innerException); } // disabled for now to shorten some programs /*static RuntimeException fail(S msg, O... args) { throw new RuntimeException(format(msg, args)); }*/ static String getType(Object o) { return getClassName(o); } static Object getOpt(Object o, String field) { return getOpt_cached(o, field); } static Object getOpt_raw(Object o, String field) { try { Field f = getOpt_findField(o.getClass(), field); if (f == null) return null; f.setAccessible(true); return f.get(o); } catch (Exception e) { throw new RuntimeException(e); } } static Object getOpt(Class c, String field) { try { if (c == null) return null; Field f = getOpt_findStaticField(c, field); if (f == null) return null; f.setAccessible(true); return f.get(null); } catch (Exception e) { throw new RuntimeException(e); } } static Field getOpt_findStaticField(Class c, String field) { Class _c = c; do { for (Field f : _c.getDeclaredFields()) if (f.getName().equals(field) && (f.getModifiers() & Modifier.STATIC) != 0) return f; _c = _c.getSuperclass(); } while (_c != null); return null; } static Field getOpt_findField(Class c, String field) { Class _c = c; do { for (Field f : _c.getDeclaredFields()) if (f.getName().equals(field)) return f; _c = _c.getSuperclass(); } while (_c != null); return null; } static 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 void hotwire_copyOver(Class c) { synchronized(StringBuffer.class) { for (String field : litlist("print_log", "print_silent", "androidContext")) { Object o = getOpt(mc(), field); if (o != null) setOpt(c, field, o); } Object mainBot = getMainBot(); if (mainBot != null) setOpt(c, "mainBot", mainBot); setOpt(c, "creator_class", new WeakReference(mc())); } } static float[] bwImageColumnMinBrightness(BWImage img) { int w = img.getWidth(), h = img.getHeight(); float[] f = new float[w]; for (int x = 0; x < w; x++) f[x] = (float) img.clip(x, 0, 1, h).minimumBrightness(); return f; } static Object mc() { return getMainClass(); } static boolean isAWTThread() { if (isAndroid()) return false; if (isHeadless()) return false; return isTrue(callOpt(getClass("javax.swing.SwingUtilities"), "isEventDispatchThread")); } static Thread currentThread() { return Thread.currentThread(); } static File loadLibrary(String snippetID) { return loadBinarySnippet(snippetID); } static boolean eq(Object a, Object b) { if (a == null) return b == null; if (a.equals(b)) return true; if (a instanceof BigInteger) { if (b instanceof Integer) return a.equals(BigInteger.valueOf((Integer) b)); if (b instanceof Long) return a.equals(BigInteger.valueOf((Long) b)); } return false; } static String str(Object o) { return String.valueOf(o); } static Rectangle screenRectangle() { return new Rectangle(Toolkit.getDefaultToolkit().getScreenSize()); } static String getClassName(Object o) { return o == null ? "null" : o.getClass().getName(); } static Map synchroMap() { return synchroHashMap(); } static Map synchroMap(Map map) { return Collections.synchronizedMap(map); } static String loadTextFileFromZip(File inZip, String fileName) { return loadTextFileFromZipFile(inZip, fileName); } static Object callOpt(Object o) { if (o == null) return null; return callF(o); } static Object callOpt(Object o, String method, Object... args) { try { if (o == null) return null; if (o instanceof Class) { Method m = callOpt_findStaticMethod((Class) o, method, args, false); if (m == null) return null; m.setAccessible(true); return m.invoke(null, args); } else { Method m = callOpt_findMethod(o, method, args, false); if (m == null) return null; m.setAccessible(true); return m.invoke(o, args); } } catch (Exception e) { throw new RuntimeException(e); } } static Method callOpt_findStaticMethod(Class c, String method, Object[] args, boolean debug) { Class _c = c; while (c != null) { for (Method m : c.getDeclaredMethods()) { if (debug) System.out.println("Checking method " + m.getName() + " with " + m.getParameterTypes().length + " parameters");; if (!m.getName().equals(method)) { if (debug) System.out.println("Method name mismatch: " + method); continue; } if ((m.getModifiers() & Modifier.STATIC) == 0 || !callOpt_checkArgs(m, args, debug)) continue; return m; } c = c.getSuperclass(); } return null; } static Method callOpt_findMethod(Object o, String method, Object[] args, boolean debug) { Class c = o.getClass(); while (c != null) { for (Method m : c.getDeclaredMethods()) { if (debug) System.out.println("Checking method " + m.getName() + " with " + m.getParameterTypes().length + " parameters");; if (m.getName().equals(method) && callOpt_checkArgs(m, args, debug)) return m; } c = c.getSuperclass(); } return null; } private static boolean callOpt_checkArgs(Method m, Object[] args, boolean debug) { Class[] types = m.getParameterTypes(); if (types.length != args.length) { if (debug) System.out.println("Bad parameter length: " + args.length + " vs " + types.length); return false; } for (int i = 0; i < types.length; i++) if (!(args[i] == null || isInstanceX(types[i], args[i]))) { if (debug) System.out.println("Bad parameter " + i + ": " + args[i] + " vs " + types[i]); return false; } return true; } static String unnull(String s) { return s == null ? "" : s; } static List unnull(List l) { return l == null ? emptyList() : l; } static Iterable unnull(Iterable i) { return i == null ? emptyList() : i; } static Object[] unnull(Object[] a) { return a == null ? new Object[0] : a; } static BitSet unnull(BitSet b) { return b == null ? new BitSet() : b; } static final WeakHashMap> getOpt_cache = new WeakHashMap(); static final HashMap getOpt_special = new HashMap(); // just a marker static { getOpt_cache.put(Class.class, getOpt_special); getOpt_cache.put(String.class, getOpt_special); } static Object getOpt_cached(Object o, String field) { try { if (o == null) return null; Class c = o.getClass(); HashMap map; synchronized(getOpt_cache) { map = getOpt_cache.get(c); if (map == null) map = getOpt_makeCache(c); } if (map == getOpt_special) { if (o instanceof Class) return getOpt((Class) o, field); if (o instanceof String) return getOpt(getBot((String) o), field); if (o instanceof Map) return ((Map) o).get(field); } Field f = map.get(field); if (f != null) return f.get(o); if (o instanceof DynamicObject) return ((DynamicObject) o).fieldValues.get(field); return null; } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} // used internally - we are in synchronized block static HashMap getOpt_makeCache(Class c) { HashMap map; if (isSubtypeOf(c, Map.class)) map = getOpt_special; else { map = new HashMap(); Class _c = c; do { for (Field f : _c.getDeclaredFields()) { f.setAccessible(true); String name = f.getName(); if (!map.containsKey(name)) map.put(name, f); } _c = _c.getSuperclass(); } while (_c != null); } getOpt_cache.put(c, map); return map; } static void assertTrue(Object o) { assertEquals(true, o); } static boolean assertTrue(String msg, boolean b) { if (!b) throw fail(msg); return b; } static boolean assertTrue(boolean b) { if (!b) throw fail("oops"); return b; } static ArrayList litlist(A... a) { return new ArrayList(Arrays.asList(a)); } static Class getClass(String name) { try { return Class.forName(name); } catch (ClassNotFoundException e) { return null; } } static Class getClass(Object o) { return o instanceof Class ? (Class) o : o.getClass(); } static Class getClass(Object realm, String name) { try { try { return getClass(realm).getClassLoader().loadClass(classNameToVM(name)); } catch (ClassNotFoundException e) { return null; } } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} static Boolean isHeadless_cache; static boolean isHeadless() { if (isHeadless_cache != null) return isHeadless_cache; if (GraphicsEnvironment.isHeadless()) return isHeadless_cache = true; // Also check if AWT actually works. // If DISPLAY variable is set but no X server up, this will notice. try { callOpt(getClass("javax.swing.SwingUtilities"), "isEventDispatchThread"); return isHeadless_cache = false; } catch (Throwable e) { return isHeadless_cache = true; } } static Object getBot(String botID) { return callOpt(getMainBot(), "getBot", botID); } static String loadTextFileFromZipFile(File inZip, String fileName) { try { ZipFile zip = new ZipFile(inZip); try { ZipEntry entry = zip.getEntry(fileName); if (entry == null) //fail("Entry " + fileName + " not found in zip file: " + inZip.getAbsolutePath()); return null; InputStream fin = zip.getInputStream(entry); ByteArrayOutputStream baos = new ByteArrayOutputStream(); copyStream(fin, baos); fin.close(); return fromUTF8(baos.toByteArray()); } finally { zip.close(); } } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} static boolean isSubtypeOf(Class a, Class b) { return b.isAssignableFrom(a); // << always hated that method, let's replace it! } static File loadBinarySnippet(String snippetID) { try { long id = parseSnippetID(snippetID); File f = DiskSnippetCache_getLibrary(id); if (f == null) { byte[] data = loadDataSnippetImpl(snippetID); DiskSnippetCache_putLibrary(id, data); f = DiskSnippetCache_getLibrary(id); } return f; } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} static Object mainBot; static Object getMainBot() { return mainBot; } static List emptyList() { return new ArrayList(); //ret Collections.emptyList(); } static Class getMainClass() { return main.class; } static Class getMainClass(Object o) { try { return (o instanceof Class ? (Class) o : o.getClass()).getClassLoader().loadClass("main"); } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} static A assertEquals(Object x, A y) { return assertEquals(null, x, y); } static A assertEquals(String msg, Object x, A y) { if (!(x == null ? y == null : x.equals(y))) throw fail((msg != null ? msg + ": " : "") + x + " != " + y); return y; } // hmm, this shouldn't call functions really. That was just // for coroutines. static boolean isTrue(Object o) { if (o instanceof Boolean) return ((Boolean) o).booleanValue(); if (o == null) return false; return ((Boolean) callF(o)).booleanValue(); } static boolean isTrue(Object pred, Object arg) { return booleanValue(callF(pred, arg)); } static Field setOpt_findField(Class c, String field) { HashMap map; synchronized(getOpt_cache) { map = getOpt_cache.get(c); if (map == null) map = getOpt_makeCache(c); } return map.get(field); } static void setOpt(Object o, String field, Object value) { try { if (o == null) return; Class c = o.getClass(); HashMap map; synchronized(getOpt_cache) { map = getOpt_cache.get(c); if (map == null) map = getOpt_makeCache(c); } if (map == getOpt_special) { if (o instanceof Class) { setOpt((Class) o, field, value); return; } return; } Field f = map.get(field); if (f != null) smartSet(f, o, value); // possible improvement: skip setAccessible } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} static void setOpt(Class c, String field, Object value) { if (c == null) return; try { Field f = setOpt_findStaticField(c, field); if (f != null) smartSet(f, null, value); } catch (Exception e) { throw new RuntimeException(e); } } static Field setOpt_findStaticField(Class c, String field) { Class _c = c; do { for (Field f : _c.getDeclaredFields()) if (f.getName().equals(field) && (f.getModifiers() & Modifier.STATIC) != 0) return f; _c = _c.getSuperclass(); } while (_c != null); return null; } static Map synchroHashMap() { return Collections.synchronizedMap(new HashMap()); } static String classNameToVM(String name) { return name.replace(".", "$"); } static boolean booleanValue(Object o) { return eq(true, o); } // Data files are immutable, use centralized cache public static File DiskSnippetCache_getLibrary(long snippetID) throws IOException { File file = new File(getGlobalCache(), "data_" + snippetID + ".jar"); return file.exists() ? file : null; } public static void DiskSnippetCache_putLibrary(long snippetID, byte[] data) throws IOException { saveBinaryFile(new File(getGlobalCache(), "data_" + snippetID).getPath() + ".jar", data); } static byte[] loadDataSnippetImpl(String snippetID) throws IOException { byte[] data; try { URL url = new URL("http://eyeocr.sourceforge.net/filestore/filestore.php?cmd=serve&file=blob_" + parseSnippetID(snippetID) + "&contentType=application/binary"); System.err.println("Loading library: " + url); try { data = loadBinaryPage(url.openConnection()); } catch (RuntimeException e) { data = null; } if (data == null || data.length == 0) { url = new URL("http://data.tinybrain.de/blobs/" + parseSnippetID(snippetID)); System.err.println("Loading library: " + url); data = loadBinaryPage(url.openConnection()); } System.err.println("Bytes loaded: " + data.length); } catch (FileNotFoundException e) { throw new IOException("Binary snippet #" + snippetID + " not found or not public"); } return data; } public static long parseSnippetID(String snippetID) { long id = Long.parseLong(shortenSnippetID(snippetID)); if (id == 0) throw fail("0 is not a snippet ID"); return id; } static void smartSet(Field f, Object o, Object value) throws Exception { f.setAccessible(true); // take care of common case (long to int) if (f.getType() == int.class && value instanceof Long) value = ((Long) value).intValue(); f.set(o, value); } static String fromUTF8(byte[] bytes) { return fromUtf8(bytes); } static void copyStream(InputStream in, OutputStream out) { try { byte[] buf = new byte[65536]; while (true) { int n = in.read(buf); if (n <= 0) return; out.write(buf, 0, n); } } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} static String shortenSnippetID(String snippetID) { if (snippetID.startsWith("#")) snippetID = snippetID.substring(1); String httpBlaBla = "http://tinybrain.de/"; if (snippetID.startsWith(httpBlaBla)) snippetID = snippetID.substring(httpBlaBla.length()); return "" + parseLong(snippetID); } /** writes safely (to temp file, then rename) */ public static void saveBinaryFile(String fileName, byte[] contents) throws IOException { File file = new File(fileName); File parentFile = file.getParentFile(); if (parentFile != null) parentFile.mkdirs(); String tempFileName = fileName + "_temp"; FileOutputStream fileOutputStream = newFileOutputStream(tempFileName); fileOutputStream.write(contents); fileOutputStream.close(); if (file.exists() && !file.delete()) throw new IOException("Can't delete " + fileName); if (!new File(tempFileName).renameTo(file)) throw new IOException("Can't rename " + tempFileName + " to " + fileName); } static void saveBinaryFile(File fileName, byte[] contents) { try { saveBinaryFile(fileName.getPath(), contents); } catch (IOException e) { throw new RuntimeException(e); } } static byte[] loadBinaryPage(String url) { try { return loadBinaryPage(new URL(url).openConnection()); } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} static byte[] loadBinaryPage(URLConnection con) { try { setHeaders(con); return loadBinaryPage_noHeaders(con); } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} static byte[] loadBinaryPage_noHeaders(URLConnection con) { try { setHeaders(con); ByteArrayOutputStream buf = new ByteArrayOutputStream(); InputStream inputStream = con.getInputStream(); int n = 0; while (true) { int ch = inputStream.read(); if (ch < 0) break; buf.write(ch); if (++n % 100000 == 0) System.err.println(" " + n + " bytes loaded."); } inputStream.close(); return buf.toByteArray(); } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} static String fromUtf8(byte[] bytes) { try { return new String(bytes, "UTF-8"); } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} static File getGlobalCache() { File file = new File(userHome(), ".tinybrain/snippet-cache"); file.mkdirs(); return file; } static String _userHome; static String userHome() { if (_userHome == null) { if (isAndroid()) _userHome = "/storage/sdcard0/"; else _userHome = System.getProperty("user.home"); //System.out.println("userHome: " + _userHome); } return _userHome; } static File userHome(String path) { return new File(userDir(), path); } static FileOutputStream newFileOutputStream(File path) throws IOException { return newFileOutputStream(path.getPath()); } static FileOutputStream newFileOutputStream(String path) throws IOException { return newFileOutputStream(path, false); } static FileOutputStream newFileOutputStream(String path, boolean append) throws IOException { FileOutputStream f = new // Line break for ancient translator FileOutputStream(path, append); callJavaX("registerIO", f, path, true); return f; } static void setHeaders(URLConnection con) throws IOException { String computerID = getComputerID(); if (computerID != null) try { con.setRequestProperty("X-ComputerID", computerID); con.setRequestProperty("X-OS", System.getProperty("os.name") + " " + System.getProperty("os.version")); } catch (Throwable e) { //printShortException(e); } } static long parseLong(String s) { if (s == null) return 0; return Long.parseLong(dropSuffix("L", s)); } static long parseLong(Object s) { return Long.parseLong((String) s); } static String getComputerID() { try { return computerID(); } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} static Object callJavaX(String method, Object... args) { return callOpt(getJavaX(), method, args); } static String dropSuffix(String suffix, String s) { return s.endsWith(suffix) ? s.substring(0, l(s)-l(suffix)) : s; } static File userDir() { return new File(userHome()); } static File userDir(String path) { return new File(userHome(), path); } static String _computerID; public static String computerID() { try { if (_computerID == null) { File file = new File(userHome(), ".tinybrain/computer-id"); _computerID = loadTextFile(file.getPath(), null); if (_computerID == null) { _computerID = makeRandomID(12); saveTextFile(file.getPath(), _computerID); } } return _computerID; } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} /** writes safely (to temp file, then rename) */ public static void saveTextFile(String fileName, String contents) throws IOException { File file = new File(fileName); File parentFile = file.getParentFile(); if (parentFile != null) parentFile.mkdirs(); String tempFileName = fileName + "_temp"; File tempFile = new File(tempFileName); if (contents != null) { if (tempFile.exists()) try { String saveName = tempFileName + ".saved." + now(); copyFile(tempFile, new File(saveName)); } catch (Throwable e) { printStackTrace(e); } FileOutputStream fileOutputStream = newFileOutputStream(tempFile.getPath()); OutputStreamWriter outputStreamWriter = new OutputStreamWriter(fileOutputStream, "UTF-8"); PrintWriter printWriter = new PrintWriter(outputStreamWriter); printWriter.print(contents); printWriter.close(); } if (file.exists() && !file.delete()) throw new IOException("Can't delete " + fileName); if (contents != null) if (!tempFile.renameTo(file)) throw new IOException("Can't rename " + tempFile + " to " + file); } public static void saveTextFile(File fileName, String contents) { try { saveTextFile(fileName.getPath(), contents); } catch (IOException e) { throw new RuntimeException(e); } } public static String loadTextFile(String fileName) { return loadTextFile(fileName, null); } public static String loadTextFile(String fileName, String defaultContents) { try { if (!new File(fileName).exists()) return defaultContents; FileInputStream fileInputStream = new FileInputStream(fileName); InputStreamReader inputStreamReader = new InputStreamReader(fileInputStream, "UTF-8"); return loadTextFile(inputStreamReader); } catch (IOException e) { throw new RuntimeException(e); } } public static String loadTextFile(File fileName) { return loadTextFile(fileName, null); } public static String loadTextFile(File fileName, String defaultContents) { return loadTextFile(fileName.getPath(), defaultContents); } public static String loadTextFile(Reader reader) throws IOException { StringBuilder builder = new StringBuilder(); try { char[] buffer = new char[1024]; int n; while (-1 != (n = reader.read(buffer))) builder.append(buffer, 0, n); } finally { reader.close(); } return builder.toString(); } static String makeRandomID(int length) { Random random = new Random(); char[] id = new char[length]; for (int i = 0; i < id.length; i++) id[i] = (char) ((int) 'a' + random.nextInt(26)); return new String(id); } static void printStackTrace(Throwable e) { // we go to system.out now - system.err is nonsense print(getStackTrace(e)); } static void printStackTrace() { printStackTrace(new Throwable()); } static void printStackTrace(String indent, Throwable e) { if (endsWithLetter(indent)) indent += " "; printIndent(indent, getStackTrace(e)); } public static void copyFile(File src, File dest) { try { mkdirsForFile(dest); FileInputStream inputStream = new FileInputStream(src.getPath()); FileOutputStream outputStream = newFileOutputStream(dest.getPath()); try { copyStream(inputStream, outputStream); inputStream.close(); } finally { outputStream.close(); } } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} static long now_virtualTime; static long now() { return now_virtualTime != 0 ? now_virtualTime : System.currentTimeMillis(); } static void printIndent(Object o) { print(indentx(str(o))); } static void printIndent(String indent, Object o) { print(indentx(indent, str(o))); } static void printIndent(int indent, Object o) { print(indentx(indent, str(o))); } static boolean endsWithLetter(String s) { return nempty(s) && isLetter(last(s)); } static String getStackTrace(Throwable throwable) { StringWriter writer = new StringWriter(); throwable.printStackTrace(new PrintWriter(writer)); return writer.toString(); } public static File mkdirsForFile(File file) { File dir = file.getParentFile(); if (dir != null) // is null if file is in current dir dir.mkdirs(); return file; } static String indentx(String s) { return indentx(indent_default, s); } static String indentx(int n, String s) { return dropSuffix(repeat(' ', n), indent(n, s)); } static String indentx(String indent, String s) { return dropSuffix(indent, indent(indent, s)); } static A last(List l) { return l.isEmpty() ? null : l.get(l.size()-1); } static char last(String s) { return empty(s) ? '#' : s.charAt(l(s)-1); } static boolean isLetter(char c) { return Character.isLetter(c); } static boolean nempty(Collection c) { return !isEmpty(c); } static boolean nempty(CharSequence s) { return !isEmpty(s); } static boolean nempty(Object[] o) { return !isEmpty(o); } static boolean nempty(Map m) { return !isEmpty(m); } static boolean nempty(Iterator i) { return i != null && i.hasNext(); } static int indent_default = 2; static String indent(int indent) { return repeat(' ', indent); } static String indent(int indent, String s) { return indent(repeat(' ', indent), s); } static String indent(String indent, String s) { return indent + s.replace("\n", "\n" + indent); } static String indent(String s) { return indent(indent_default, s); } static List indent(String indent, List lines) { List l = new ArrayList(); for (String s : lines) l.add(indent + s); return l; } static String repeat(char c, int n) { n = max(n, 0); char[] chars = new char[n]; for (int i = 0; i < n; i++) chars[i] = c; return new String(chars); } static List repeat(A a, int n) { List l = new ArrayList(); for (int i = 0; i < n; i++) l.add(a); return l; } static int max(int a, int b) { return Math.max(a, b); } static int max(int a, int b, int c) { return max(max(a, b), c); } static long max(int a, long b) { return Math.max((long) a, b); } static long max(long a, long b) { return Math.max(a, b); } static double max(int a, double b) { return Math.max((double) a, b); } static float max(float a, float b) { return Math.max(a, b); } static int max(Collection c) { int x = Integer.MIN_VALUE; for (int i : c) x = max(x, i); return x; } static double max(double[] c) { if (c.length == 0) return Double.MIN_VALUE; double x = c[0]; for (int i = 1; i < c.length; i++) x = Math.max(x, c[i]); return x; } static byte max(byte[] c) { byte x = -128; for (byte d : c) if (d > x) x = d; return x; } static class AutoSegmenter { int g = 4; List clips; int[] grid; int gw, gh; boolean diag; // merge diagonally too BWImage img; boolean contrastMethod2 = true; int overlap = 1; AutoSegmenter() {} AutoSegmenter(int g) { this.g = g;} List go(BWImage img) { this.img = img; int w = img.getWidth(), h = img.getHeight(); gw = w/g; gh = h/g; // width & height of grid step1(); List result = new ArrayList(); clips = new ArrayList(); for (int y = 0; y < gh; y++) for (int x = 0; x < gw; x++) { //Rect r = fill(x, y, null); Rect r = fill2(x, y); if (r != null) { r = scaleRect(r, g); r = autoCropOfBWImage(img, r, 0.5f); clips.add(r); } } return clips; } void step1() { int w = img.getWidth(), h = img.getHeight(); grid = new int[gw*gh]; for (int gy = 0; gy <= h- g; gy += g) next: for (int gx = 0; gx <= w- g; gx += g) { float min = 1, max = 0; int y2 = min(h, gy + g + overlap); int x2 = min(w, gx + g + overlap); for (int y = gy; y < y2; y++) for (int x = gx; x < x2; x++) { float b = img.getPixel(x, y); min = Math.min(min, b); max = Math.max(max, b); if (contrastMethod2 ? max-min >= 0.5 : min < 0.5 && max > 0.5) { grid[(gy / g) * gw + (gx / g)] = 2; continue next; } } } } Rect fill(int x, int y, Rect r) { if (x < 0 || y < 0 || x >= gw || y >= gh) return r; int idx = y*gw+x; if (grid[idx] == 0) return r; grid[idx] = 0; Rect me = new Rect(x, y, 1, 1); if (r == null) r = me; else r = rectUnion(r, me); r = fill(x-1, y, r); r = fill(x+1, y, r); r = fill(x, y-1, r); r = fill(x, y+1, r); if (diag) { r = fill(x-1, y-1, r); r = fill(x+1, y-1, r); r = fill(x-1, y+1, r); r = fill(x+1, y+1, r); } return r; } // with virtual stack Rect fill2(int x, int y) { Rect r = null; List stack = new ArrayList(); stack.add(new Pt(x, y)); while (nempty(stack)) { Pt p = popLast(stack); x = p.x; y = p.y; if (!(x < 0 || y < 0 || x >= gw || y >= gh)) { int idx = y*gw+x; if (grid[idx] != 0) { grid[idx] = 0; Rect me = new Rect(x, y, 1, 1); if (r == null) r = me; else r = rectUnion(r, me); stack.add(new Pt(x-1, y)); stack.add(new Pt(x+1, y)); stack.add(new Pt(x, y-1)); stack.add(new Pt(x, y+1)); } } } return r; } BWImage visualizeGrid() { step1(); BWImage im = new BWImage(img); for (int y = 0; y < gh; y++) for (int x = 0; x < gw; x++) { if (grid[y*gw+x] != 0) continue; darkenBWImagePart(im, new Rect(x*g, y*g, g, g)); } return im; } } static class Pt { 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 stdEq2(this, o); } public int hashCode() { return stdHash2(this); } public String toString() { return x + ", " + y; } } static class CompilerBot { static boolean verbose; // returns jar path static File compileSnippet(String snippetID) { String transpiledSrc = getServerTranspiled2(snippetID); int i = transpiledSrc.indexOf('\n'); String libs = transpiledSrc.substring(0, Math.max(0, i)); if (verbose) print("Compiling snippet: " + snippetID + ". Libs: " + libs); transpiledSrc = transpiledSrc.substring(i+1); return compile(transpiledSrc, libs); } static File compile(String src) { return compile(src, ""); } static File compile(String src, String libs) { return compile(src, libs, null); } static File compile(String src, String dehlibs, String javaTarget) { if (verbose) print("Compiling " + l(src) + " chars"); String md5 = md5(dehlibs + "\n" + src); File jar = getJarFile(md5); if (jar == null || jar.length() <= 22) { // have to compile javaCompileToJar(src, dehlibs, jar); } else { if (verbose) print("Getting classes from cache (" + jar.getAbsolutePath() + ", " + jar.length() + " bytes)"); touchFile(jar); // so we can find the unused ones easier } return jar; } static File getJarFile(String md5) { assertTrue(isMD5(md5)); return new File(getCacheProgramDir("#1002203"), md5 + ".jar"); } } static class Rect { int x, y, w, h; Rect() {} Rect(Rectangle r) { x = r.x; y = r.y; w = r.width; h = r.height; } Rect(int x, int y, int w, int h) { this.h = h; this.w = w; this.y = y; this.x = x;} Rectangle getRectangle() { return new Rectangle(x, y, w, h); } public boolean equals(Object o) { return stdEq2(this, o); } public int hashCode() { return stdHash2(this); } public String toString() { return x + "," + y + " / " + w + "," + h; } int x2() { return x + w; } int y2() { return y + h; } boolean contains(Pt p) { return p.x >= x && p.y >= y && p.x < x+w && p.y < y+h; } } static boolean DynamicObject_loading; static class DynamicObject { String className; // just the name, without the "main$" Map fieldValues = new TreeMap(); DynamicObject() {} // className = just the name, without the "main$" DynamicObject(String className) { this.className = className;} } static class BWImage { private int width, height; private BWImageSimpleStorage storage; // color returned when getPixel is called with a position outside the actual image private float borderColor = 0.0f; // for unstructure() BWImage() {} // BLACK! [Inefficient...] public BWImage(int width, int height) { this.width = width; this.height = height; byte[] bytePixels = new byte[width*height]; storage = makeStorage(width, height, bytePixels); } public BWImage(int width, int height, float[] pixels) { this.width = width; this.height = height; byte[] bytePixels = new byte[pixels.length]; for (int i = 0; i < pixels.length; i++) bytePixels[i] = toByte(pixels[i]); storage = makeStorage(width, height, bytePixels); } private BWImageSimpleStorage makeStorage(int width, int height, byte[] bytePixels) { return new BWImageSimpleStorage(width, height, bytePixels); } public BWImage(int width, int height, byte[] pixels) { this.height = height; this.width = width; storage = makeStorage(width, height, pixels); } public BWImage(BWImage image) { width = image.getWidth(); height = image.getHeight(); byte[] bytePixels = new byte[width*height]; for (int y = 0; y < height; y++) for (int x = 0; x < width; x++) bytePixels[y*width+x] = image.getByte(x, y); storage = makeStorage(width, height, bytePixels); } public BWImage(RGBImage image) { width = image.getWidth(); height = image.getHeight(); byte[] result = new byte[height*width]; for (int y = 0; y < height; y++) for (int x = 0; x < width; x++) { RGB rgb = image.getRGB(x, y); result[y*width+x] = BWImage.toByte(rgb.getBrightness()); } storage = makeStorage(width, height, result); } /*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 = 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) ((r+g+b)/3.0f*255f); } storage = makeStorage(width, height, bytePixels); } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__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) ? storage.getByte(x,y ) : toByte(borderColor); } public BWImage(int width, int height, float brightness) { this.width = width; this.height = height; byte[] pixels = new byte[width*height]; for (int i = 0; i < pixels.length; i++) pixels[i] = toByte(brightness); storage = makeStorage(width, height, pixels); } 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 getPixel(int x, int y) { return inRange(x, y) ? toFloat(storage.getByte(x,y )) : borderColor; } public static byte toByte(float pixel) { return (byte) (pixel*255f); } public 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() { 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) { storage.setByte(x, y, toByte(fixPixel(brightness))); } public void setByte(int x, int y, byte brightness) { storage.setByte(x, y, 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; } BufferedImage getBufferedImage() { //ret toRGB().getBufferedImage(); BufferedImage bufferedImage = new BufferedImage(width, height, BufferedImage.TYPE_BYTE_GRAY); for (int y = 0; y < height; y++) for (int x = 0; x < width; x++) { int b = ((int) getByte(x, y) & 0xFF); bufferedImage.setRGB(x, y, b*0x010101); } return bufferedImage; } byte[] getBytes() { return storage.pixels; } } static class BWImageSimpleStorage { int width, height; byte[] pixels; // for unstructure() BWImageSimpleStorage() {} public BWImageSimpleStorage(int width, int height, byte[] pixels) { this.width = width; this.height = height; this.pixels = pixels; } public void setByte(int x, int y, byte b) { pixels[y*width+x] = b; } public byte getByte(int x, int y) { return pixels[y*width+x]; } } static class RGB { public final float r, g, b; 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 brightness) { this.r = this.g = this.b = (float) brightness; } public RGB(Color color) { this.r = color.getRed()/255f; this.g = color.getGreen()/255f; this.b = color.getBlue()/255f; } public RGB(String hex) { r = Integer.parseInt(hex.substring(0, 2), 16)/255f; g = Integer.parseInt(hex.substring(2, 4), 16)/255f; b = Integer.parseInt(hex.substring(4, 6), 16)/255f; } public float getComponent(int i) { return i == 0 ? r : i == 1 ? g : b; } 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))); } public int asInt() { return getColor().getRGB() & 0xFFFFFF; } 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(); } } static class RGBImage { transient BufferedImage bufferedImage; File file; int width, height; int[] pixels; // color returned when getPixel is called with out-of-bounds position int background = 0xFFFFFF; RGBImage() {} RGBImage(BufferedImage image) { this(image, null); } RGBImage(BufferedImage image, File file) { this.file = file; bufferedImage = image; width = image.getWidth(); height = image.getHeight(); pixels = new int[width*height]; PixelGrabber pixelGrabber = new PixelGrabber(image, 0, 0, width, height, pixels, 0, width); try { if (!pixelGrabber.grabPixels()) throw new RuntimeException("Could not grab pixels"); cleanPixels(); // set upper byte to 0 } catch (InterruptedException e) { throw new RuntimeException(e); } } /** We assume it's a file name to load from */ RGBImage(String file) throws IOException { this(new File(file)); } RGBImage(Dimension size, Color color) { this(size.width, size.height, color); } RGBImage(Dimension size, RGB color) { this(size.width, size.height, color); } private void cleanPixels() { for (int i = 0; i < pixels.length; i++) pixels[i] &= 0xFFFFFF; } RGBImage(int width, int height, int[] pixels) { this.width = width; this.height = height; this.pixels = pixels; } RGBImage(int w, int h, RGB[] pixels) { this.width = w; this.height = h; this.pixels = asInts(pixels); } public static int[] asInts(RGB[] pixels) { int[] ints = new int[pixels.length]; for (int i = 0; i < pixels.length; i++) ints[i] = pixels[i] == null ? 0 : pixels[i].getColor().getRGB(); return ints; } public RGBImage(int w, int h) { this(w, h, Color.black); } RGBImage(int w, int h, RGB rgb) { this.width = w; this.height = h; this.pixels = new int[w*h]; int col = rgb.asInt(); if (col != 0) for (int i = 0; i < pixels.length; i++) pixels[i] = col; } RGBImage(RGBImage image) { this(image.width, image.height, copyPixels(image.pixels)); } RGBImage(int width, int height, Color color) { this(width, height, new RGB(color)); } RGBImage(File file) throws IOException { this(javax.imageio.ImageIO.read(file)); } 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 background; } 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(background); } /** alias of getRGB - I kept typing getPixel instead of getRGB all the time, so I finally created it */ public RGB getPixel(int x, int y) { return getRGB(x, y); } public int getWidth() { return width; } public int getHeight() { 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; } public RGBImage clip(Rectangle r) { r = fixClipRect(r); int[] newPixels; try { newPixels = new int[r.width*r.height]; } catch (RuntimeException e) { System.out.println(r); throw e; } for (int y = 0; y < r.height; y++) { System.arraycopy(pixels, (y+r.y)*width+r.x, newPixels, y*r.width, r.width); } return new RGBImage(r.width, r.height, newPixels); } private Rectangle fixClipRect(Rectangle r) { r = r.intersection(new Rectangle(0, 0, width, height)); if (r.isEmpty()) r = new Rectangle(r.x, r.y, 0, 0); return r; } public File getFile() { return file; } /** can now also do GIF (not just JPEG) */ public static RGBImage load(String fileName) { return load(new File(fileName)); } /** can now also do GIF (not just JPEG) */ public static RGBImage load(File file) { try { BufferedImage bufferedImage = javax.imageio.ImageIO.read(file); return new RGBImage(bufferedImage); } catch (IOException e) { throw new RuntimeException(e); } } public int getInt(int x, int y) { return pixels[y * width + x]; } public void save(File file) throws IOException { String name = file.getName().toLowerCase(); String type; if (name.endsWith(".png")) type = "png"; else if (name.endsWith(".jpg") || name.endsWith(".jpeg")) type = "jpeg"; else throw new IOException("Unknown image extension: " + name); javax.imageio.ImageIO.write(getBufferedImage(), type, file); } public static RGBImage dummyImage() { return new RGBImage(1, 1, new int[] {0xFFFFFF}); } public int[] getPixels() { return pixels; } public void setPixel(int x, int y, RGB rgb) { if (x >= 0 && y >= 0 && x < width && y < height) pixels[y*width+x] = rgb.asInt(); } public void setPixel(int x, int y, Color color) { setPixel(x, y, new RGB(color)); } public void setPixel(int x, int y, int rgb) { if (x >= 0 && y >= 0 && x < width && y < height) pixels[y*width+x] = rgb; } public RGBImage copy() { return new RGBImage(this); } public boolean inRange(int x, int y) { return x >= 0 && y >= 0 && x < width && y < height; } public int getBackground() { return background; } public void setBackground(int background) { this.background = background; } 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; } } static void darkenBWImagePart(BWImage img, Rect r) { int x2 = r.x2(), y2 = r.y2(); float factor = 0.8f; for (int y = r.y; y < y2; y++) for (int x = r.x; x < x2; x++) img.setPixel(x, y, img.getPixel(x, y)*factor); } static boolean contains(Collection c, Object o) { return c != null && c.contains(o); } static boolean contains(Object[] x, Object o) { if (x != null) for (Object a : x) if (eq(a, o)) return true; return false; } static boolean contains(String s, char c) { return s != null && s.indexOf(c) >= 0; } static boolean contains(String s, String b) { return s != null && s.indexOf(b) >= 0; } static File getCacheProgramDir() { return getCacheProgramDir(getProgramID()); } static File getCacheProgramDir(String snippetID) { return new File(userHome(), "JavaX-Caches/" + formatSnippetIDOpt(snippetID)); } 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 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 byte min(byte[] c) { byte x = 127; for (byte d : c) if (d < x) x = d; return x; } static Rect scaleRect(Rect r, double factorX, double factorY) { return new Rect(iround(r.x*factorX), iround(r.y*factorY), iround(r.w*factorX), iround(r.h*factorY)); } static Rect scaleRect(Rect r, double factor) { return scaleRect(r, factor, factor); } static Rect rectUnion(Rect a, Rect b) { int x = min(a.x, b.x), y = min(a.y, b.y); int x2 = max(a.x+a.w, b.x+b.w), y2 = max(a.y+a.h, b.y+b.h); return new Rect(x, y, x2-x, y2-y); } static String getServerTranspiled2(String id) { String transpiled = loadCachedTranspilation(id); String md5 = null; if (isOfflineMode()) return transpiled; if (transpiled != null) md5 = md5(transpiled); String transpiledSrc = getServerTranspiled(formatSnippetID(id), md5); if (eq(transpiledSrc, "SAME")) { print("SAME"); return transpiled; } return transpiledSrc; } static boolean equals(Object a, Object b) { return a == null ? b == null : a.equals(b); } static String md5(String text) { try { if (text == null) return "-"; return bytesToHex(md5_impl(text.getBytes("UTF-8"))); // maybe different than the way PHP does it... } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} static String md5(byte[] data) { if (data == null) return "-"; return bytesToHex(md5_impl(data)); } static MessageDigest md5_md; /*static byte[] md5_impl(byte[] data) { try { if (md5_md == null) md5_md = MessageDigest.getInstance("MD5"); return ((MessageDigest) md5_md.clone()).digest(data); } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }}*/ static byte[] md5_impl(byte[] data) { try { return MessageDigest.getInstance("MD5").digest(data); } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} static String md5(File file) { try { return md5(loadBinaryFile(file)); } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} static File javaCompileToJar(String src, File destJar) { return javaCompileToJar(src, "", destJar); } // returns path to jar static synchronized File javaCompileToJar(String src, String dehlibs, File destJar) { String javaTarget = null; // use default target print("Compiling " + l(src) + " chars"); String md5 = md5(src); File jar = destJar; Class j = getJavaX(); if (javaTarget != null) setOpt(j, "javaTarget", javaTarget); //setOpt(j, "verbose", true); File srcDir = (File) ( call(j, "TempDirMaker_make")); String className = getNameOfPublicClass(javaTok(src)); String fileName = className + ".java"; File mainJava = new File(srcDir, fileName); //print("main java: " + mainJava.getAbsolutePath()); saveTextFile(mainJava, src); File classesDir = (File) call(j, "TempDirMaker_make"); List libraries = new ArrayList(); Matcher m = Pattern.compile("\\d+").matcher(dehlibs); while (m.find()) { String libID = m.group(); //print("libID=" + quote(libID)); assertTrue(isSnippetID(libID)); libraries.add(loadLibrary(libID)); } try { String compilerOutput = (String) ( call(j, "compileJava", srcDir, libraries, classesDir)); if (nempty(compilerOutput)) print("Compiler said: " + compilerOutput); // sanity test if (!new File(classesDir, className + ".class").exists()) throw fail("No class generated (" + className + ")"); } catch (Exception e) { //e.printStackTrace(); throw fail("Compile Error. " + getOpt(j, "javaCompilerOutput")); } // add sources to .jar saveTextFile(new File(classesDir, "main.java"), src); // add information about libraries to jar if (nempty(dehlibs)) saveTextFile(new File(classesDir, "libraries"), dehlibs); //print("Zipping: " + classesDir.getAbsolutePath() + " to " + jar.getAbsolutePath()); dir2zip_recurse_verbose = false; int n = dir2zip_recurse(classesDir, jar); // cache on success only //print("Files zipped: " + n); return jar; } static void fill(RGBImage img, String col) { RGB rgb = new RGB(col); int w = img.getWidth(), h = img.getHeight(); for (int y = 0; y < h; y++) for (int x = 0; x < w; x++) img.setPixel(x, y, rgb); } static boolean inRange(int x, int n) { return x >= 0 && x < n; } static int asInt(Object o) { return toInt(o); } static boolean isMD5(String s) { return l(s) == 32 && isLowerHexString(s); } // will create the file or update its last modified timestamp static void touchFile(File file) { try { closeRandomAccessFile(newRandomAccessFile(mkdirsForFile(file), "rw")); } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} static A popLast(List l) { return liftLast(l); } static boolean isLowerHexString(String s) { for (int i = 0; i < l(s); i++) { char c = s.charAt(i); if (c >= '0' && c <= '9' || c >= 'a' && c <= 'f') { // ok } else return false; } return true; } static A liftLast(List l) { if (l.isEmpty()) return null; int i = l(l)-1; A a = l.get(i); l.remove(i); return a; } static String programID; static String getProgramID() { return nempty(programID) ? formatSnippetID(programID) : "?"; } // TODO: ask JavaX instead static String getProgramID(Class c) { String id = (String) getOpt(c, "programID"); if (nempty(id)) return formatSnippetID(id); return "?"; } static String getProgramID(Object o) { return getProgramID(getMainClass(o)); } // replacement for class JavaTok // maybe incomplete, might want to add floating point numbers // todo also: extended multi-line strings static int javaTok_n, javaTok_elements; static boolean javaTok_opt; static List javaTok(String s) { return javaTok(s, null); } static List javaTok(String s, List existing) { ++javaTok_n; int nExisting = javaTok_opt && existing != null ? existing.size() : 0; ArrayList tok = existing != null ? new ArrayList(nExisting) : new ArrayList(); int l = s.length(); int i = 0, n = 0; while (i < l) { int j = i; char c, d; // scan for whitespace while (j < l) { c = s.charAt(j); d = j+1 >= l ? '\0' : s.charAt(j+1); if (c == ' ' || c == '\t' || c == '\r' || c == '\n') ++j; else if (c == '/' && d == '*') { do ++j; while (j < l && !s.substring(j, Math.min(j+2, l)).equals("*/")); j = Math.min(j+2, l); } else if (c == '/' && d == '/') { do ++j; while (j < l && "\r\n".indexOf(s.charAt(j)) < 0); } else break; } if (n < nExisting && javaTok_isCopyable(existing.get(n), s, i, j)) tok.add(existing.get(n)); else tok.add(quickSubstring(s, i, j)); ++n; i = j; if (i >= l) break; c = s.charAt(i); d = i+1 >= l ? '\0' : s.charAt(i+1); // scan for non-whitespace if (c == '\'' || c == '"') { char opener = c; ++j; while (j < l) { if (s.charAt(j) == opener || s.charAt(j) == '\n') { // end at \n to not propagate unclosed string literal errors ++j; break; } else if (s.charAt(j) == '\\' && j+1 < l) j += 2; else ++j; } } else if (Character.isJavaIdentifierStart(c)) do ++j; while (j < l && (Character.isJavaIdentifierPart(s.charAt(j)) || "'".indexOf(s.charAt(j)) >= 0)); // for stuff like "don't" else if (Character.isDigit(c)) { do ++j; while (j < l && Character.isDigit(s.charAt(j))); if (j < l && s.charAt(j) == 'L') ++j; // Long constants like 1L } else if (c == '[' && d == '[') { do ++j; while (j+1 < l && !s.substring(j, j+2).equals("]]")); j = Math.min(j+2, l); } else if (c == '[' && d == '=' && i+2 < l && s.charAt(i+2) == '[') { do ++j; while (j+2 < l && !s.substring(j, j+3).equals("]=]")); j = Math.min(j+3, l); } else ++j; if (n < nExisting && javaTok_isCopyable(existing.get(n), s, i, j)) tok.add(existing.get(n)); else tok.add(quickSubstring(s, i, j)); ++n; i = j; } if ((tok.size() % 2) == 0) tok.add(""); javaTok_elements += tok.size(); return tok; } static List javaTok(List tok) { return javaTok(join(tok), tok); } static boolean javaTok_isCopyable(String t, String s, int i, int j) { return t.length() == j-i && s.regionMatches(i, t, 0, j-i); // << could be left out, but that's brave } public static boolean isSnippetID(String s) { try { parseSnippetID(s); return true; } catch (RuntimeException e) { return false; } } static int iround(double d) { return (int) Math.round(d); } static boolean dir2zip_recurse_verbose; static int dir2zip_recurse(File inDir, File zip) { return dir2zip_recurse(inDir, zip, ""); } // TODO: the zero files case? static int dir2zip_recurse(File inDir, File zip, String outPrefix) { try { mkdirsForFile(zip); FileOutputStream fout = newFileOutputStream(zip); ZipOutputStream outZip = new ZipOutputStream(fout); try { return dir2zip_recurse(inDir, outZip, outPrefix, 0); } finally { outZip.close(); } } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} static int dir2zip_recurse(File inDir, ZipOutputStream outZip, String outPrefix, int level) { try { if (++level >= 20) throw fail("woot? 20 levels in zip?"); List files = new ArrayList(); for (File f : inDir.listFiles()) files.add(f); int n = 0; sortFilesByName(files); for (File f : files) { if (f.isDirectory()) { print("dir2zip_recurse: Scanning " + f.getAbsolutePath()); n += dir2zip_recurse(f, outZip, outPrefix + f.getName() + "/", level); } else { if (dir2zip_recurse_verbose) print("Copying " + f.getName()); outZip.putNextEntry(new ZipEntry(outPrefix + f.getName())); InputStream fin = new FileInputStream(f); copyStream(fin, outZip); fin.close(); ++n; } } return n; } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} static void closeRandomAccessFile(RandomAccessFile f) { if (f != null) try { f.close(); callJavaX("dropIO", f); } catch (Throwable e) { printStackTrace(e); } } static String getServerTranspiled(String snippetID) { return getServerTranspiled(snippetID, null); } // returns "SAME" if md5 matches static String getServerTranspiled(String snippetID, String expectedMD5) { try { long id = parseSnippetID(snippetID); /*S t = getTranspilationFromBossBot(id); if (t != null) return t;*/ String text = loadPage_utf8("http://tinybrain.de:8080/tb-int/get-transpiled.php?raw=1&withlibs=1&id=" + id + "&utf8=1" + (l(expectedMD5) > 1 ? "&md5=" + urlencode(expectedMD5) : "") + standardCredentials()); if (nempty(text) && neq(text, "SAME")) saveTranspiledCode(snippetID, text); return text; } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} static String formatSnippetID(String id) { return "#" + parseSnippetID(id); } static String formatSnippetID(long id) { return "#" + id; } static String getNameOfPublicClass(List tok) { for (List c : allClasses(tok)) if (hasModifier(c, "public")) return getClassDeclarationName(c); return null; } static String loadCachedTranspilation(String id) { return loadTextFile(new File(getCodeProgramDir(id), "Transpilation")); } static RandomAccessFile newRandomAccessFile(File path, String mode) throws IOException { RandomAccessFile f = new RandomAccessFile(path, mode); callJavaX("registerIO", f, path, mode.indexOf('w') >= 0); return f; } static String formatSnippetIDOpt(String s) { return isSnippetID(s) ? formatSnippetID(s) : s; } 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); 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 boolean isOfflineMode() { return eq("1", trim(loadProgramTextFile("#1005806", "offline-mode"))); } public static byte[] loadBinaryFile(String fileName) { try { if (!new File(fileName).exists()) return null; FileInputStream in = new FileInputStream(fileName); byte buf[] = new byte[1024]; ByteArrayOutputStream out = new ByteArrayOutputStream(); int l; while (true) { l = in.read(buf); if (l <= 0) break; out.write(buf, 0, l); } in.close(); return out.toByteArray(); } catch (IOException e) { throw new RuntimeException(e); } } public static byte[] loadBinaryFile(File file) { return loadBinaryFile(file.getPath()); } static String urlencode(String x) { try { return URLEncoder.encode(unnull(x), "UTF-8"); } catch (UnsupportedEncodingException e) { throw new RuntimeException(e); } } 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 String loadPage_utf8(URL url) { return loadPage_utf8(url.toString()); } static String loadPage_utf8(String url) { loadPage_charset.set("UTF-8"); try { return loadPage(url); } finally { loadPage_charset.set(null); } } static String getClassDeclarationName(List c) { for (int i = 1; i+2 < c.size(); i += 2) if (eqOneOf(c.get(i), "class", "interface", "enum")) return c.get(i+2); return null; } static String standardCredentials() { String user = standardCredentialsUser(); String pass = trim(loadTextFile(new File(userHome(), ".tinybrain/userpass"))); if (nempty(user) && nempty(pass)) return "&_user=" + urlencode(user) + "&_pass=" + urlencode(pass); return ""; } // scans a Java construct (class, method) and checks its modifiers static boolean hasModifier(List tok, String modifier) { for (int i = 1; i < tok.size() && getJavaModifiers().contains(tok.get(i)); i += 2) if (tok.get(i).equals(modifier)) return true; return false; } static String quickSubstring(String s, int i, int j) { if (i == j) return ""; return s.substring(i, j); } static void saveTranspiledCode(String progID, String code) { saveTextFile(new File(getCodeProgramDir(progID), "Transpilation"), code); } // lists returned are actual CNC (N/C/N/.../C/N) - and connected to // original list // only returns the top level classes static List> allClasses(List tok) { List> l = new ArrayList(); for (int i = 1; i < tok.size(); i += 2) { if (eqOneOf(tok.get(i), "class", "interface", "enum") && (i == 1 || !tok.get(i-2).equals("."))) { int j = i; while (j < tok.size() && !tok.get(j).equals("{")) j += 2; j = findEndOfBlock(tok, j)+1; i = leftScanModifiers(tok, i); l.add(tok.subList(i-1, Math.min(tok.size(), j))); i = j-2; } } return l; } static List> allClasses(String text) { return allClasses(javaTok(text)); } static void sortFilesByName(List l) { sort(l, new Comparator() { public int compare(File a, File b) { return stdcompare(a.getName(), b.getName()); } }); } static boolean neq(Object a, Object b) { return !eq(a, b); } static File getCodeProgramDir() { return getCodeProgramDir(getProgramID()); } static File getCodeProgramDir(String snippetID) { return new File(javaxCodeDir(), formatSnippetID(snippetID)); } static File getCodeProgramDir(long snippetID) { return getCodeProgramDir(formatSnippetID(snippetID)); } static String loadProgramTextFile(String name) { return loadTextFile(getProgramFile(name)); } static String loadProgramTextFile(String progID, String name) { return loadTextFile(getProgramFile(progID, name)); } static String loadProgramTextFile(String progID, String name, String defaultText) { return loadTextFile(getProgramFile(progID, name), defaultText); } static int parseInt(String s) { return empty(s) ? 0 : Integer.parseInt(s); } static File javaxCodeDir_dir; // can be set to work on different base dir static File javaxCodeDir() { return javaxCodeDir_dir != null ? javaxCodeDir_dir : new File(userHome(), "JavaX-Code"); } static int leftScanModifiers(List tok, int i) { List mod = getJavaModifiers(); while (i > 1 && mod.contains(tok.get(i-2))) i -= 2; return i; } static String standardCredentialsUser() { return trim(loadTextFile(new File(userHome(), ".tinybrain/username"))); } static ThreadLocal loadPage_charset = new ThreadLocal(); static boolean loadPage_allowGzip = true, loadPage_debug; static boolean loadPage_anonymous; // don't send computer ID static int loadPage_verboseness = 100000; static int loadPage_retries = 60; // seconds public static String loadPageSilently(String url) { try { return loadPageSilently(new URL(loadPage_preprocess(url))); } catch (IOException e) { throw new RuntimeException(e); } } public static String loadPageSilently(URL url) { try { IOException e = null; for (int tries = 0; tries < loadPage_retries; tries++) try { URLConnection con = openConnection(url); return loadPage(con, url); } catch (IOException _e) { e = _e; if (loadPageThroughProxy_enabled) { print("Trying proxy because of: " + e); try { return loadPageThroughProxy(str(url)); } catch (Throwable e2) { print(" " + exceptionToStringShort(e2)); } } sleepSeconds(1); } throw e; } catch (IOException e) { throw new RuntimeException(e); } } static String loadPage_preprocess(String url) { if (url.startsWith("tb/")) url = "tinybrain.de:8080/" + url; if (url.indexOf("://") < 0) url = "http://" + url; return url; } public static String loadPage(String url) { try { url = loadPage_preprocess(url); print("Loading: " + hideCredentials(url)); return loadPageSilently(new URL(url)); } catch (IOException e) { throw new RuntimeException(e); } } public static String loadPage(URL url) { print("Loading: " + hideCredentials(url.toExternalForm())); return loadPageSilently(url); } public static String loadPage(URLConnection con, URL url) throws IOException { try { if (!loadPage_anonymous) setHeaders(con); if (loadPage_allowGzip) con.setRequestProperty("Accept-Encoding", "gzip"); } catch (Throwable e) {} // fails if within doPost String contentType = con.getContentType(); if (contentType == null) throw new IOException("Page could not be read: " + url); //print("Content-Type: " + contentType); String charset = loadPage_charset == null ? null : loadPage_charset.get(); if (charset == null) charset = loadPage_guessCharset(contentType); InputStream in = con.getInputStream(); if ("gzip".equals(con.getContentEncoding())) { if (loadPage_debug) print("loadPage: Using gzip."); in = new GZIPInputStream(in); } Reader r = new InputStreamReader(in, charset); StringBuilder buf = new StringBuilder(); int n = 0; while (true) { int ch = r.read(); if (ch < 0) break; buf.append((char) ch); ++n; if ((n % loadPage_verboseness) == 0) print(" " + n + " chars read"); } return buf.toString(); } static String loadPage_guessCharset(String contentType) { Pattern p = Pattern.compile("text/[a-z]+;\\s+charset=([^\\s]+)\\s*"); Matcher m = p.matcher(contentType); String match = m.matches() ? m.group(1) : null; if (loadPage_debug) print("loadPage: contentType=" + contentType + ", match: " + match); /* If Content-Type doesn't match this pre-conception, choose default and hope for the best. */ return or(match, "ISO-8859-1"); } static List getJavaModifiers_list = litlist("static", "abstract", "public", "private", "protected", "final", "native", "volatile", "synchronized", "transient"); static List getJavaModifiers() { return getJavaModifiers_list; } static boolean eqOneOf(Object o, Object... l) { for (Object x : l) if (eq(o, x)) return true; return false; } static void sort(T[] a, Comparator c) { Arrays.sort(a, c); } static void sort(T[] a) { Arrays.sort(a); } static void sort(List a, Comparator c) { Collections.sort(a, c); } static void sort(List a) { Collections.sort(a); } static File getProgramFile(String progID, String fileName) { if (new File(fileName).isAbsolute()) return new File(fileName); return new File(getProgramDir(progID), fileName); } static File getProgramFile(String fileName) { return getProgramFile(getProgramID(), fileName); } // i must point at the opening bracket ("{") // index returned is index of closing bracket + 1 static int findEndOfBlock(List cnc, int i) { int j = i+2, level = 1; while (j < cnc.size()) { if (cnc.get(j).equals("{")) ++level; else if (cnc.get(j).equals("}")) --level; if (level == 0) return j+1; ++j; } return cnc.size(); } static int stdcompare(Number a, Number b) { return cmp(a, b); } static int stdcompare(String a, String b) { return cmp(a, b); } static int stdcompare(long a, long b) { return a < b ? -1 : a > b ? 1 : 0; } static int stdcompare(Object a, Object b) { return cmp(a, b); } static int cmp(Number a, Number b) { return a == null ? b == null ? 0 : -1 : cmp(a.doubleValue(), b.doubleValue()); } static int cmp(double a, double b) { return a < b ? -1 : a == b ? 0 : 1; } static int cmp(String a, String b) { return a == null ? b == null ? 0 : -1 : a.compareTo(b); } static int cmp(Object a, Object b) { if (a == null) return b == null ? 0 : -1; if (b == null) return 1; return ((Comparable) a).compareTo(b); } static String hideCredentials(String url) { return url.replaceAll("&_pass=[^&]*", "&_pass="); } static String exceptionToStringShort(Throwable e) { e = getInnerException(e); String msg = unnull(e.getMessage()); if (msg.indexOf("Error") < 0 && msg.indexOf("Exception") < 0) return baseClassName(e) + ": " + msg; else return msg; } static File getProgramDir() { return programDir(); } static File getProgramDir(String snippetID) { return programDir(snippetID); } static final boolean loadPageThroughProxy_enabled = false; static String loadPageThroughProxy(String url) { return null; } static URLConnection openConnection(URL url) { try { ping(); return url.openConnection(); } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} static void sleepSeconds(double s) { if (s > 0) sleep(round(s*1000)); } static A or(A a, A b) { return a != null ? a : b; } static void sleep(long ms) { ping(); if (isAWTThread()) throw fail("Should not sleep on AWT thread"); try { Thread.sleep(ms); } catch (Exception e) { throw new RuntimeException(e); } } static void sleep() { try { print("Sleeping."); synchronized(main.class) { main.class.wait(); } } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} static String baseClassName(String className) { return substring(className, className.lastIndexOf('.')+1); } static String baseClassName(Object o) { return baseClassName(getClassName(o)); } static Throwable getInnerException(Throwable e) { while (e.getCause() != null) e = e.getCause(); return e; } static File programDir_mine; // set this to relocate program's data static File programDir() { return programDir(getProgramID()); } static File programDir(String snippetID) { if (programDir_mine != null && sameSnippetID(snippetID, programID())) return programDir_mine; return new File(javaxDataDir(), formatSnippetID(snippetID)); } static long round(double d) { return Math.round(d); } static boolean sameSnippetID(String a, String b) { return a != null && b != null && parseSnippetID(a) == parseSnippetID(b); } static File javaxDataDir_dir; // can be set to work on different base dir static File javaxDataDir() { return javaxDataDir_dir != null ? javaxDataDir_dir : new File(userHome(), "JavaX-Data"); } static String substring(String s, int x) { return safeSubstring(s, x); } static String substring(String s, int x, int y) { return safeSubstring(s, x, y); } static String programID() { return getProgramID(); } // hopefully covers all cases :) static String safeSubstring(String s, int x, int y) { if (s == null) return null; if (x < 0) x = 0; if (x > s.length()) return ""; if (y < x) y = x; if (y > s.length()) y = s.length(); return s.substring(x, y); } static String safeSubstring(String s, int x) { return safeSubstring(s, x, l(s)); } static boolean stdEq2(Object a, Object b) { if (a == null) return b == null; if (b == null) return false; if (a.getClass() != b.getClass()) return false; for (String field : allFields(a)) if (neq(getOpt(a, field), getOpt(b, field))) return false; return true; } static int stdHash2(Object a) { if (a == null) return 0; return stdHash(a, toStringArray(allFields(a))); } static String[] toStringArray(Collection c) { String[] a = new String[l(c)]; Iterator it = c.iterator(); for (int i = 0; i < l(a); i++) a[i] = it.next(); return a; } static String[] toStringArray(Object o) { if (o instanceof String[]) return (String[]) o; else if (o instanceof Collection) return toStringArray((Collection) o); else throw fail("Not a collection or array: " + structure(o)); } static Set allFields(Object o) { TreeSet fields = new TreeSet(); Class _c = _getClass(o); do { for (Field f : _c.getDeclaredFields()) fields.add(f.getName()); _c = _c.getSuperclass(); } while (_c != null); return fields; } static int stdHash(Object a, String... fields) { if (a == null) return 0; int hash = getClassName(a).hashCode(); for (String field : fields) hash = hash*2+hashCode(getOpt(a, field)); return hash; } static Class _getClass(String name) { try { return Class.forName(name); } catch (ClassNotFoundException e) { return null; } } static Class _getClass(Object o) { return o instanceof Class ? (Class) o : o.getClass(); } static Class _getClass(Object realm, String name) { try { return getClass(realm).getClassLoader().loadClass(classNameToVM(name)); } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} static int hashCode(Object a) { return a == null ? 0 : a.hashCode(); } static boolean structure_showTiming, structure_checkTokenCount; static String structure(Object o) { structure_Data d = new structure_Data(); structure_1(o, d); while (nempty(d.stack)) popLast(d.stack).run(); String s = str(d.out); if (structure_checkTokenCount) { print("token count=" + d.n); assertEquals("token count", l(javaTokC(s)), d.n); } return s; } // leave to false, unless unstructure() breaks static boolean structure_allowShortening = false; static int structure_shareStringsLongerThan = 20; static class structure_Data { StringBuilder out = new StringBuilder(); int stringSizeLimit; IdentityHashMap seen = new IdentityHashMap(); BitSet refd = new BitSet(); HashMap strings = new HashMap(); HashSet concepts = new HashSet(); HashMap> fieldsByClass = new HashMap(); Class conceptClass = findClass("Concept"); int n; // token count List stack = new ArrayList(); // append single token structure_Data append(String token) { out.append(token); ++n; return this; } structure_Data append(int i) { out.append(i); ++n; return this; } // append multiple tokens structure_Data append(String token, int tokCount) { out.append(token); n += tokCount; return this; } // extend last token structure_Data app(String token) { out.append(token); return this; } structure_Data app(int i) { out.append(i); return this; } } static void structure_1(Object o, final structure_Data d) { final StringBuilder out = d.out; if (o == null) { d.append("null"); return; } Class c = o.getClass(); String name = c.getName(); String dynName = shortDynamicClassName(o); boolean concept = d.conceptClass != null && d.conceptClass.isInstance(o); List lFields = d.fieldsByClass.get(c); if (lFields == null) { // these are never back-referenced (for readability) if (o instanceof Number) { if (o instanceof Integer) { out.append(((Integer) o).intValue()); d.n++; return; } if (o instanceof Long) { out.append(((Long) o).longValue()).append("L"); d.n++; return; } if (o instanceof Float) { d.append("fl ", 2); quote_impl(str(o), out); return; } if (o instanceof Double) { d.append("d(", 3); quote_impl(str(o), out); d.append(")"); return; } if (o instanceof BigInteger) { out.append("bigint(").append(o).append(")"); d.n += 4; return; } } if (o instanceof Boolean) { d.append(((Boolean) o).booleanValue() ? "t" : "f"); return; } if (o instanceof Character) { d.append(quoteCharacter((Character) o)); return; } if (o instanceof File) { d.append("File ").append(quote(((File) o).getPath())); return; } // referencable objects follow Integer ref = d.seen.get(o); if (o instanceof String && ref == null) ref = d.strings.get((String) o); if (ref != null) { d.refd.set(ref); d.append("t").app(ref); return; } ref = d.n; //d.seen.size()+1; d.seen.put(o, ref); //d.append("m").app(ref).app(" "); // marker if (o instanceof String) { String s = d.stringSizeLimit != 0 ? shorten((String) o, d.stringSizeLimit) : (String) o; if (l(s) >= structure_shareStringsLongerThan) d.strings.put(s, ref); quote_impl(s, out); d.n++; return; } if (o instanceof HashSet) { d.append("hashset "); structure_1(new ArrayList((Set) o), d); return; } if (o instanceof TreeSet) { d.append("treeset "); structure_1(new ArrayList((Set) o), d); return; } if (o instanceof Collection && neq(name, "main$Concept$RefL")) { d.append("["); final int l = out.length(); final Iterator it = ((Collection) o).iterator(); d.stack.add(new Runnable() { public void run() { try { if (!it.hasNext()) d.append("]"); else { d.stack.add(this); if (out.length() != l) d.append(", "); structure_1(it.next(), d); } } catch (Exception __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); } } public String toString() { return "if (!it.hasNext())\r\n d.append(\"]\");\r\n else {\r\n d.stack.add(this);\r\n if (out.length() != l) d.append(\", \");\r\n structure_1(it.next(), d);\r\n }"; }}); return; } if (o instanceof Map) { if (o instanceof HashMap) d.append("hm"); d.append("{"); final int l = out.length(); final Iterator it = ((Map) o).entrySet().iterator(); d.stack.add(new Runnable() { boolean v; Map.Entry e; public void run() { if (v) { d.append("="); v = false; d.stack.add(this); structure_1(e.getValue(), d); } else { if (!it.hasNext()) d.append("}"); else { e = (Map.Entry) it.next(); v = true; d.stack.add(this); if (out.length() != l) d.append(", "); structure_1(e.getKey(), d); } } } }); return; } if (c.isArray()) { if (o instanceof byte[]) { d.append("ba ").append(quote(bytesToHex((byte[]) o))); return; } int n = Array.getLength(o); if (o instanceof boolean[]) { String hex = boolArrayToHex((boolean[]) o); int i = l(hex); while (i > 0 && hex.charAt(i-1) == '0' && hex.charAt(i-2) == '0') i -= 2; d.append("boolarray ").append(n).app(" ").append(quote(substring(hex, 0, i))); return; } String atype = "array", sep = ", "; if (o instanceof int[]) { //ret "intarray " + quote(intArrayToHex((int[]) o)); atype = "intarray"; sep = " "; } d.append(atype).append("{"); for (int i = 0; i < n; i++) { if (i != 0) d.append(sep); structure_1(Array.get(o, i), d); } d.append("}"); return; } if (o instanceof Class) { d.append("class(", 2).append(quote(((Class) o).getName())).append(")"); return; } if (o instanceof Throwable) { d.append("exception(", 2).append(quote(((Throwable) o).getMessage())).append(")"); return; } if (o instanceof BitSet) { BitSet bs = (BitSet) o; d.append("bitset{", 2); int l = out.length(); for (int i = bs.nextSetBit(0); i >= 0; i = bs.nextSetBit(i+1)) { if (out.length() != l) d.append(", "); d.append(i); } d.append("}"); return; } // Need more cases? This should cover all library classes... if (name.startsWith("java.") || name.startsWith("javax.")) { d.append("j ").append(quote(str(o))); return; // Hm. this is not unstructure-able } /*if (name.equals("main$Lisp")) { fail("lisp not supported right now"); }*/ if (concept && !d.concepts.contains(dynName)) { d.concepts.add(dynName); d.append("c "); } // serialize an object with fields. // first, collect all fields and values in fv. TreeSet fields = new TreeSet(new Comparator() { public int compare(Field a, Field b) { return stdcompare(a.getName(), b.getName()); } }); while (c != Object.class) { for (Field field : getDeclaredFields_cached(c)) { if ((field.getModifiers() & (Modifier.STATIC | Modifier.TRANSIENT)) != 0) continue; String fieldName = field.getName(); fields.add(field); // put special cases here... } c = c.getSuperclass(); } lFields = asList(fields); // Render this$1 first because unstructure needs it for constructor call. for (int i = 0; i < l(lFields); i++) { Field f = lFields.get(i); if (f.getName().equals("this$1")) { lFields.remove(i); lFields.add(0, f); break; } } d.fieldsByClass.put(c, lFields); } LinkedHashMap fv = new LinkedHashMap(); for (Field f : lFields) { Object value; try { value = f.get(o); } catch (Exception e) { value = "?"; } if (value != null) fv.put(f.getName(), value); } String shortName = dropPrefix("main$", name); // Now we have fields & values. Process fieldValues if it's a DynamicObject. // omit field "className" if equal to class's name if (concept && eq(fv.get("className"), shortName)) fv.remove("className"); if (o instanceof DynamicObject) { fv.putAll((Map) fv.get("fieldValues")); fv.remove("fieldValues"); shortName = dynName; fv.remove("className"); } String singleField = fv.size() == 1 ? first(fv.keySet()) : null; d.append(shortName); final int l = out.length(); final Iterator it = fv.entrySet().iterator(); d.stack.add(new Runnable() { public void run() { try { if (!it.hasNext()) { if (out.length() != l) d.append(")"); } else { Map.Entry e = (Map.Entry) it.next(); d.append(out.length() == l ? "(" : ", "); d.append((String) e.getKey()).append("="); d.stack.add(this); structure_1(e.getValue(), d); } } catch (Exception __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); } } public String toString() { return "if (!it.hasNext()) {\r\n if (out.length() != l)\r\n d.append(\")\");\r\n } else {\r\n Map.Entry e = (Map.Entry) it.next();\r\n d.append(out.length() == l ? \"(\" : \", \");\r\n d.append((String) e.getKey()).append(\"=\");\r\n d.stack.add(this);\r\n structure_1(e.getValue(), d);\r\n }"; }}); } static ArrayList asList(A[] a) { return new ArrayList(Arrays.asList(a)); } static ArrayList asList(int[] a) { ArrayList l = new ArrayList(); for (int i : a) l.add(i); return l; } static ArrayList asList(Iterable s) { if (s instanceof ArrayList) return (ArrayList) s; ArrayList l = new ArrayList(); if (s != null) for (A a : s) l.add(a); return l; } static String quoteCharacter(char c) { if (c == '\'') return "'\\''"; if (c == '\\') return "'\\\\'"; return "'" + c + "'"; } static String shortDynamicClassName(Object o) { if (o instanceof DynamicObject && ((DynamicObject) o).className != null) return ((DynamicObject) o).className; return shortClassName(o); } static HashMap getDeclaredFields_cache = new HashMap(); static Field[] getDeclaredFields_cached(Class c) { Field[] fields; synchronized(getDeclaredFields_cache) { fields = getDeclaredFields_cache.get(c); if (fields == null) { getDeclaredFields_cache.put(c, fields = c.getDeclaredFields()); for (Field f : fields) f.setAccessible(true); } } return fields; } static String boolArrayToHex(boolean[] a) { return bytesToHex(boolArrayToBytes(a)); } static String shorten(String s, int max) { if (s == null) return ""; if (max < 0) return s; return s.length() <= max ? s : s.substring(0, Math.min(s.length(), max)) + "..."; } static String dropPrefix(String prefix, String s) { return s.startsWith(prefix) ? s.substring(l(prefix)) : s; } static HashMap findClass_cache = new HashMap(); // currently finds only inner classes of class "main" // returns null on not found // this is the simple version that is not case-tolerant static Class findClass(String name) { synchronized(findClass_cache) { if (findClass_cache.containsKey(name)) return findClass_cache.get(name); if (!isJavaIdentifier(name)) return null; Class c; try { c = Class.forName("main$" + name); } catch (ClassNotFoundException e) { c = null; } findClass_cache.put(name, c); return c; } } static List javaTokC(String s) { int l = s.length(); ArrayList tok = new ArrayList(); int i = 0; while (i < l) { int j = i; char c, d; // scan for whitespace while (j < l) { c = s.charAt(j); d = j+1 >= l ? '\0' : s.charAt(j+1); if (c == ' ' || c == '\t' || c == '\r' || c == '\n') ++j; else if (c == '/' && d == '*') { do ++j; while (j < l && !s.substring(j, Math.min(j+2, l)).equals("*/")); j = Math.min(j+2, l); } else if (c == '/' && d == '/') { do ++j; while (j < l && "\r\n".indexOf(s.charAt(j)) < 0); } else break; } i = j; if (i >= l) break; c = s.charAt(i); d = i+1 >= l ? '\0' : s.charAt(i+1); // scan for non-whitespace if (c == '\'' || c == '"') { char opener = c; ++j; while (j < l) { if (s.charAt(j) == opener || s.charAt(j) == '\n') { // end at \n to not propagate unclosed string literal errors ++j; break; } else if (s.charAt(j) == '\\' && j+1 < l) j += 2; else ++j; } } else if (Character.isJavaIdentifierStart(c)) do ++j; while (j < l && (Character.isJavaIdentifierPart(s.charAt(j)) || "'".indexOf(s.charAt(j)) >= 0)); // for stuff like "don't" else if (Character.isDigit(c)) { do ++j; while (j < l && Character.isDigit(s.charAt(j))); if (j < l && s.charAt(j) == 'L') ++j; // Long constants like 1L } else if (c == '[' && d == '[') { do ++j; while (j+1 < l && !s.substring(j, j+2).equals("]]")); j = Math.min(j+2, l); } else if (c == '[' && d == '=' && i+2 < l && s.charAt(i+2) == '[') { do ++j; while (j+2 < l && !s.substring(j, j+3).equals("]=]")); j = Math.min(j+3, l); } else ++j; tok.add(quickSubstring(s, i, j)); i = j; } return tok; } static 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 byte[] boolArrayToBytes(boolean[] a) { byte[] b = new byte[(l(a)+7)/8]; for (int i = 0; i < l(a); i++) if (a[i]) b[i/8] |= 1 << (i & 7); return b; } static boolean isJavaIdentifier(String s) { if (s.length() == 0 || !Character.isJavaIdentifierStart(s.charAt(0))) return false; for (int i = 1; i < s.length(); i++) if (!Character.isJavaIdentifierPart(s.charAt(i))) return false; return true; } static String shortenClassName(String name) { return name == null ? null : substring(name, xIndexOf(name, '$')+1); } // returns l(s) if not found static int xIndexOf(String s, String sub, int i) { if (s == null) return 0; i = s.indexOf(sub, min(i, l(s))); return i >= 0 ? i : l(s); } static int xIndexOf(String s, String sub) { return xIndexOf(s, sub, 0); } static int xIndexOf(String s, char c) { if (s == null) return 0; int i = s.indexOf(c); return i >= 0 ? i : l(s); } }