import java.util.*; import java.util.zip.*; import java.util.List; import java.util.regex.*; import java.util.concurrent.*; import java.util.concurrent.atomic.*; import java.util.concurrent.locks.*; import javax.swing.*; import javax.swing.event.*; import javax.swing.text.*; import javax.swing.table.*; import java.io.*; import java.net.*; import java.lang.reflect.*; import java.lang.ref.*; import java.lang.management.*; import java.security.*; import java.security.spec.*; import java.awt.*; import java.awt.event.*; import java.awt.image.*; import javax.imageio.*; import java.math.*; public class main { public static void main(final String[] args) throws Exception { File src = getProgramFile("bla.java"); saveTextFile(src, "class bla {}"); print(invokeEcj(print("-d " + f2s(programDir()) + " " + f2s(src)))); } 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); } 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 Object print_byThread_lock = new Object(); 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) { F1 f = print_byThread.get(); if (f != null) if (isFalse(f.get(s))) return; } print_raw(s); } static void print_raw(String s) { s = fixNewLines(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); } } } /** writes safely (to temp file, then rename) */ static void saveTextFile(String fileName, String contents) throws IOException { CriticalAction action = beginCriticalAction("Saving file " + fileName + " (" + l(contents) + " chars)"); try { 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); } finally { action.done(); } } static void saveTextFile(File fileName, String contents) { try { saveTextFile(fileName.getPath(), contents); } catch (Exception __e) { throw rethrow(__e); } } static String f2s(File f) { return f == null ? null : f.getAbsolutePath(); } static Map _registerThread_threads = synchroMap(new WeakHashMap()); static Thread _registerThread(Thread t) { _registerThread_threads.put(t, true); return t; } 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 String invokeEcj(String options) { try { StringWriter writer = new StringWriter(); PrintWriter printWriter = new PrintWriter(writer); File optionsFile = File.createTempFile("javax", ""); saveTextFile(optionsFile, options); String[] args = { "@" + optionsFile.getPath() }; Class ecjClass = Class.forName("org.eclipse.jdt.internal.compiler.batch.Main"); Object main = newInstance(ecjClass, printWriter, printWriter, false); call(main, "compile", new Object[]{args}); int errors = (Integer) get(main, "globalErrorsCount"); String output = str(writer); if (errors != 0) { print(output); throw new RuntimeException("Java compiler returned errors. " + output); } return output; } catch (Exception __e) { throw rethrow(__e); } } static String fixNewLines(String s) { return s.replace("\r\n", "\n").replace("\r", "\n"); } 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 (Exception __e) { throw rethrow(__e); } } static Map synchroMap() { return synchroHashMap(); } static Map synchroMap(Map map) { return Collections.synchronizedMap(map); } 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 List beginCriticalAction_inFlight = synchroList(); static class CriticalAction { String description; CriticalAction() {} CriticalAction(String description) { this.description = description;} void done() { beginCriticalAction_inFlight.remove(this); } } static CriticalAction beginCriticalAction(String description) { ping(); CriticalAction c = new CriticalAction(description); beginCriticalAction_inFlight.add(c); return c; } static void cleanMeUp_beginCriticalAction() { int n = 0; while (nempty(beginCriticalAction_inFlight)) { int m = l(beginCriticalAction_inFlight); if (m != n) { n = m; try { print("Waiting for " + n(n, "critical actions") + ": " + join(", ", collect(beginCriticalAction_inFlight, "description"))); } catch (Throwable __e) { printStackTrace2(__e); } } sleepInCleanUp(10); } } static String programID; static String getProgramID() { return nempty(programID) ? formatSnippetIDOpt(programID) : "?"; } // TODO: ask JavaX instead static String getProgramID(Class c) { String id = (String) getOpt(c, "programID"); if (nempty(id)) return formatSnippetID(id); return "?"; } static String getProgramID(Object o) { return getProgramID(getMainClass(o)); } static 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()); // always returns true static boolean ping() { if (ping_pauseAll || ping_anyActions) ping_impl(); return true; } // returns true when it slept static boolean ping_impl() { 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 (Exception __e) { throw rethrow(__e); } } static long now_virtualTime; static long now() { return now_virtualTime != 0 ? now_virtualTime : System.currentTimeMillis(); } // 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; } // 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); } } 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()); } 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 String formatSnippetID(String id) { return "#" + parseSnippetID(id); } static String formatSnippetID(long id) { return "#" + id; } static String programID() { return getProgramID(); } static Throwable printStackTrace(Throwable e) { // we go to system.out now - system.err is nonsense print(getStackTrace(e)); return e; } static void printStackTrace() { printStackTrace(new Throwable()); } static void printStackTrace(String msg) { printStackTrace(new Throwable(msg)); } static void printStackTrace(String indent, Throwable e) { if (endsWithLetter(indent)) indent += " "; printIndent(indent, getStackTrace(e)); } static boolean isFalse(Object o) { return eq(false, o); } static Object newInstance(Class c, Object... args) { return nuObject(c, args); } static Object newInstance(String className, Object... args) { return nuObject(className, args); } static int l(Object[] a) { return a == null ? 0 : a.length; } static int l(boolean[] a) { return a == null ? 0 : a.length; } static int l(byte[] a) { return a == null ? 0 : a.length; } static int l(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 long l(File f) { return f == null ? 0 : f.length(); } static int l(Object o) { return o instanceof String ? l((String) o) : o instanceof Map ? l((Map) o) : l((Collection) o); // incomplete } static File getProgramDir() { return programDir(); } static File getProgramDir(String snippetID) { return programDir(snippetID); } static boolean sameSnippetID(String a, String b) { return a != null && b != null && parseSnippetID(a) == parseSnippetID(b); } 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 String str(Object o) { return o == null ? "null" : o.toString(); } static String str(char[] c) { return new String(c); } static Object callFunction(Object f, Object... args) { return callF(f, args); } 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 RuntimeException asRuntimeException(Throwable t) { return t instanceof RuntimeException ? (RuntimeException) t : new RuntimeException(t); } static String getStackTrace(Throwable throwable) { StringWriter writer = new StringWriter(); throwable.printStackTrace(new PrintWriter(writer)); return writer.toString(); } static Object mc() { return getMainClass(); } public static String join(String glue, Iterable strings) { if (strings == null) return ""; 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); } // TODO: test if android complains about this static boolean isAWTThread() { if (isAndroid()) return false; if (isHeadless()) return false; return isAWTThread_awt(); } static boolean isAWTThread_awt() { return SwingUtilities.isEventDispatchThread(); } // 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 void sleepInCleanUp(long ms) { try { if (ms < 0) return; Thread.sleep(ms); } catch (Exception __e) { throw rethrow(__e); } } static Thread currentThread() { return Thread.currentThread(); } static boolean eq(Object a, Object b) { return a == null ? b == null : a == b || a.equals(b); } static RuntimeException fail() { throw new RuntimeException("fail"); } static RuntimeException fail(Throwable e) { throw asRuntimeException(e); } static RuntimeException fail(Object msg) { throw new RuntimeException(String.valueOf(msg)); } static RuntimeException fail(String msg) { throw new RuntimeException(unnull(msg)); } static RuntimeException fail(String msg, Throwable innerException) { throw new RuntimeException(msg, innerException); } static Object nuObject(String className, Object... args) { try { return nuObject(Class.forName(className), args); } catch (Exception __e) { throw rethrow(__e); } } // too ambiguous - maybe need to fix some callers /*static O nuObject(O realm, S className, O... args) { ret nuObject(_getClass(realm, className), args); }*/ static A nuObject(Class c, Object... args) { try { Constructor m = nuObject_findConstructor(c, args); m.setAccessible(true); return (A) m.newInstance(args); } catch (Exception __e) { throw rethrow(__e); } } static Constructor nuObject_findConstructor(Class c, Object... args) { for (Constructor m : c.getDeclaredConstructors()) { if (!nuObject_checkArgs(m.getParameterTypes(), args, false)) continue; return m; } throw new RuntimeException("Constructor " + c.getName() + getClasses(args) + " not found"); } static boolean nuObject_checkArgs(Class[] types, Object[] args, boolean debug) { 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 List collect(Collection c, String field) { return collectField(c, field); } 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 Object callJavaX(String method, Object... args) { return callOpt(getJavaX(), method, args); } 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); } 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 List synchroList() { return Collections.synchronizedList(new ArrayList()); } static List synchroList(List l) { return Collections.synchronizedList(l); } static String formatSnippetIDOpt(String s) { return isSnippetID(s) ? formatSnippetID(s) : s; } static boolean endsWithLetter(String s) { return nempty(s) && isLetter(last(s)); } static Class getMainClass() { return main.class; } static Class getMainClass(Object o) { try { return (o instanceof Class ? (Class) o : o.getClass()).getClassLoader().loadClass("main"); } catch (Exception __e) { throw rethrow(__e); } } 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 String n(long l, String name) { return l + " " + (l == 1 ? singular(name) : getPlural(name)); } static String n(Collection l, String name) { return n(l(l), name); } static String n(Map m, String name) { return n(l(m), name); } static String n(Object[] a, String name) { return n(l(a), name); } 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 void copyStream(InputStream in, OutputStream out) { try { byte[] buf = new byte[65536]; while (true) { int n = in.read(buf); if (n <= 0) return; out.write(buf, 0, n); } } catch (Exception __e) { throw rethrow(__e); } } static Map synchroHashMap() { return Collections.synchronizedMap(new HashMap()); } 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 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 { SwingUtilities.isEventDispatchThread(); return isHeadless_cache = false; } catch (Throwable e) { return isHeadless_cache = true; } } static WeakHashMap> callF_cache = new WeakHashMap(); static Object callF(Object f, Object... args) { try { if (f instanceof String) return callMC((String) f, args); if (f instanceof Runnable) { ((Runnable) f).run(); return null; } if (f == null) return null; Class c = f.getClass(); ArrayList methods; synchronized(callF_cache) { methods = callF_cache.get(c); if (methods == null) methods = callF_makeCache(c); } int n = l(methods); if (n == 0) throw fail("No get method in " + getClassName(c)); if (n == 1) return methods.get(0).invoke(f, args); for (int i = 0; i < n; i++) { Method m = methods.get(i); if (call_checkArgs(m, args, false)) return m.invoke(f, args); } throw fail("No matching get method in " + getClassName(c)); } catch (Exception __e) { throw rethrow(__e); } } // used internally static ArrayList callF_makeCache(Class c) { ArrayList l = new ArrayList(); Class _c = c; do { for (Method m : _c.getDeclaredMethods()) if (m.getName().equals("get")) { m.setAccessible(true); l.add(m); } if (!l.isEmpty()) break; _c = _c.getSuperclass(); } while (_c != null); callF_cache.put(c, l); return l; } 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 String shortenSnippetID(String snippetID) { if (snippetID.startsWith("#")) snippetID = snippetID.substring(1); String httpBlaBla = "http://tinybrain.de/"; if (snippetID.startsWith(httpBlaBla)) snippetID = snippetID.substring(httpBlaBla.length()); return "" + parseLong(snippetID); } static 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 int last(int[] a) { return l(a) != 0 ? a[l(a)-1] : 0; } static List getPlural_specials = ll("sheep", "fish"); static String getPlural(String s) { if (containsIgnoreCase(getPlural_specials, s)) return s; if (ewic(s, "y")) return dropSuffixIgnoreCase("y", s) + "ies"; if (ewic(s, "ss")) return s + "es"; if (ewic(s, "s")) return s; return s + "s"; } static Map singular_specials = litmap( "children", "child", "images", "image", "chess", "chess"); static Set singular_specials2 = litset("time", "machine"); static String singular(String s) { if (s == null) return null; { String _a_1 = singular_specials.get(s); if (!empty(_a_1)) return _a_1; } if (singular_specials2.contains(dropSuffix("s", s))) return dropSuffix("s", s); if (s.endsWith("ness")) return s; if (s.endsWith("ges")) return dropSuffix("s", s); s = dropSuffix("es", s); s = dropSuffix("s", s); return s; } 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; } public static boolean isSnippetID(String s) { try { parseSnippetID(s); return true; } catch (RuntimeException e) { return false; } } static boolean isLetter(char c) { return Character.isLetter(c); } 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 S) ret getOpt(getBot((S) o), field);*/ if (o instanceof Map) return ((Map) o).get(field); } Field f = map.get(field); if (f != null) return f.get(o); return null; } catch (Exception __e) { throw rethrow(__e); } } // used internally - we are in synchronized block static HashMap getOpt_makeCache(Class c) { HashMap map; if (isSubtypeOf(c, Map.class)) map = getOpt_special; else { map = new HashMap(); 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 List getClasses(Object[] array) { List l = new ArrayList(); for (Object o : array) l.add(_getClass(o)); return l; } static Class __javax; static Class getJavaX() { return __javax; } static List collectField(Collection c, String field) { List l = new ArrayList(); for (Object a : c) l.add(getOpt(a, field)); return l; } 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 File userDir() { return new File(userHome()); } static File userDir(String path) { return new File(userHome(), path); } 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 List ll(A... a) { return litlist(a); } static Class _getClass(String name) { try { return Class.forName(name); } catch (ClassNotFoundException e) { return null; } } static Class _getClass(Object o) { return o == null ? null : o instanceof Class ? (Class) o : o.getClass(); } static Class _getClass(Object realm, String name) { try { return getClass(realm).getClassLoader().loadClass(classNameToVM(name)); } catch (Exception __e) { throw rethrow(__e); } } static final HashMap> callMC_cache = new HashMap(); static String callMC_key; static Method callMC_value; // varargs assignment fixer for a single string array argument static Object callMC(String method, String[] arg) { return callMC(method, new Object[] {arg}); } static Object callMC(String method, Object... args) { try { Method me; synchronized(callMC_cache) { me = method == callMC_key ? callMC_value : null; } if (me != null) return callMC_value.invoke(null, args); List m; synchronized(callMC_cache) { m = callMC_cache.get(method); } if (m == null) { if (callMC_cache.isEmpty()) { callMC_makeCache(); m = callMC_cache.get(method); } if (m == null) throw fail("Method named " + method + " not found in main"); } int n = m.size(); if (n == 1) { me = m.get(0); synchronized(callMC_cache) { callMC_key = method; callMC_value = me; } return me.invoke(null, args); } for (int i = 0; i < n; i++) { me = m.get(i); if (call_checkArgs(me, args, false)) return me.invoke(null, args); } throw fail("No method called " + method + " with matching arguments found in main"); } catch (Exception __e) { throw rethrow(__e); } } static void callMC_makeCache() { synchronized(callMC_cache) { callMC_cache.clear(); Class _c = (Class) mc(), c = _c; while (c != null) { for (Method m : c.getDeclaredMethods()) if ((m.getModifiers() & Modifier.STATIC) != 0) { m.setAccessible(true); multiMapPut(callMC_cache, m.getName(), m); } c = c.getSuperclass(); } } } 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 boolean empty(float[] a) { return a == null || a.length == 0; } static HashSet litset(A... items) { return lithashset(items); } static Map litmap(Object... x) { TreeMap map = new TreeMap(); litmap_impl(map, x); return map; } static void litmap_impl(Map map, Object... x) { for (int i = 0; i < x.length-1; i += 2) if (x[i+1] != null) map.put(x[i], x[i+1]); } static boolean isSubtypeOf(Class a, Class b) { return b.isAssignableFrom(a); // << always hated that method, let's replace it! } static String getClassName(Object o) { return o == null ? "null" : o.getClass().getName(); } static String dropSuffixIgnoreCase(String suffix, String s) { return ewic(s, suffix) ? s.substring(0, l(s)-l(suffix)) : s; } 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 List emptyList() { return new ArrayList(); //ret Collections.emptyList(); } static String repeat(char c, int n) { n = Math.max(n, 0); char[] chars = new char[n]; for (int i = 0; i < n; i++) chars[i] = c; return new String(chars); } static List repeat(A a, int n) { List l = new ArrayList(); for (int i = 0; i < n; i++) l.add(a); return l; } static List repeat(int n, A a) { return repeat(a, n); } static boolean ewic(String a, String b) { return endsWithIgnoreCase(a, b); } static String dropSuffix(String suffix, String s) { return s.endsWith(suffix) ? s.substring(0, l(s)-l(suffix)) : s; } static boolean containsIgnoreCase(List l, String s) { for (String x : l) if (eqic(x, s)) return true; return false; } static boolean containsIgnoreCase(String[] l, String s) { for (String x : l) if (eqic(x, s)) return true; return false; } static boolean containsIgnoreCase(String s, char c) { return indexOfIgnoreCase(s, String.valueOf(c)) >= 0; } static boolean containsIgnoreCase(String a, String b) { return indexOfIgnoreCase(a, b) >= 0; } static 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 getType(Object o) { return getClassName(o); } static boolean endsWithIgnoreCase(String a, String b) { return a != null && l(a) >= l(b) && a.regionMatches(true, l(a)-l(b), b, 0, l(b)); } static ArrayList litlist(A... a) { return new ArrayList(Arrays.asList(a)); } // works on lists and strings and null static int indexOfIgnoreCase(Object a, Object b) { if (a == null) return -1; if (a instanceof String) { Matcher m = Pattern.compile((String) b, Pattern.CASE_INSENSITIVE + Pattern.LITERAL).matcher((String) a); if (m.find()) return m.start(); else return -1; } if (a instanceof List) { for (int i = 0; i < ((List) a).size(); i++) { Object o = ((List) a).get(i); if (o != null && ((String) o).equalsIgnoreCase((String) b)) return i; } return -1; } throw fail("Unknown type: " + 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 (Exception __e) { throw rethrow(__e); } } static void multiMapPut(Map> map, A a, B b) { List l = map.get(a); if (l == null) map.put(a, l = new ArrayList()); l.add(b); } static String classNameToVM(String name) { return name.replace(".", "$"); } static HashSet lithashset(A... items) { HashSet set = new HashSet(); for (A a : items) set.add(a); return set; } static boolean eqic(String a, String b) { if ((a == null) != (b == null)) return false; if (a == null) return true; return a.equalsIgnoreCase(b); } static abstract class F1 { abstract B get(A a); } static RuntimeException rethrow(Throwable e) { throw asRuntimeException(e); } static Throwable printStackTrace2(Throwable e) { // we go to system.out now - system.err is nonsense print(getStackTrace2(e)); return e; } static void printStackTrace2() { printStackTrace2(new Throwable()); } static void printStackTrace2(String msg) { printStackTrace2(new Throwable(msg)); } static void printStackTrace2(String indent, Throwable e) { if (endsWithLetter(indent)) indent += " "; printIndent(indent, getStackTrace2(e)); } static String getStackTrace2(Throwable throwable) { return getStackTrace(throwable) + replacePrefix("java.lang.RuntimeException: ", "FAIL: ", str(getInnerException(throwable))) + "\n"; } static String replacePrefix(String prefix, String replacement, String s) { if (!startsWith(s, prefix)) return s; return replacement + substring(s, l(prefix)); } static Throwable getInnerException(Throwable e) { while (e.getCause() != null) e = e.getCause(); return e; } static String substring(String s, int x) { return substring(s, x, l(s)); } static String substring(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 boolean startsWith(String a, String b) { return a != null && a.startsWith(b); } static boolean startsWith(List a, List b) { if (a == null || l(b) > l(a)) return false; for (int i = 0; i < l(b); i++) if (neq(a.get(i), b.get(i))) return false; return true; } static boolean neq(Object a, Object b) { return !eq(a, b); } }