import java.util.*; import java.util.zip.*; import java.util.List; import java.util.regex.*; import java.util.concurrent.*; import java.util.concurrent.atomic.*; import java.util.concurrent.locks.*; import java.util.function.*; import javax.swing.*; import javax.swing.event.*; import javax.swing.text.*; import javax.swing.table.*; import java.io.*; import java.net.*; import java.lang.reflect.*; import java.lang.ref.*; import java.lang.management.*; import java.security.*; import java.security.spec.*; import java.awt.*; import java.awt.event.*; import java.awt.image.*; import java.awt.geom.*; import javax.imageio.*; import java.math.*; import javax.imageio.metadata.*; import javax.imageio.stream.*; import java.text.SimpleDateFormat; import java.nio.charset.Charset; import static x30_pkg.x30_util.DynamicObject; import java.awt.geom.*; class main { static JToggleButton jImageToggleButton(Image image, String toolTip, Runnable action) { return jImageToggleButton(image, toolTip, action, false); } static JToggleButton jImageToggleButton(Image image, String toolTip, Runnable action, boolean selected) { var btn = jToggleButton("", action); setSelected(btn, selected); toolTip(btn, toolTip); setButtonImage(btn, image); return btn; } static JToggleButton jImageToggleButton(String image, String toolTip, Runnable action) { return jImageToggleButton(image, toolTip, action, false); } static JToggleButton jImageToggleButton(String image, String toolTip, Runnable action, boolean selected) { var btn = jToggleButton("", action); setSelected(btn, selected); toolTip(btn, toolTip); setButtonImage(btn, image); return btn; } static JToggleButton jToggleButton(String text, Runnable action) { var btn = basicJToggleButton(text); addActionListener(btn, action); return btn; } static void setSelected(AbstractButton btn, boolean selected) { if (btn != null) { swing(() -> { btn.setSelected(selected); }); } } static A toolTip(A c, final Object toolTip) { return setToolTipText(c, toolTip); } static A toolTip(Object toolTip, A c) { return setToolTipText(toolTip, c); } static JButton setButtonImage(Icon img, JButton btn) { btn.setIcon(img); return btn; } static JButton setButtonImage(Image img, JButton btn) { btn.setIcon(imageIcon(img)); return btn; } static A setButtonImage(Image img, A btn) { btn.setIcon(imageIcon(img)); return btn; } static A setButtonImage(A btn, Image img) { return setButtonImage(img, btn); } static JButton setButtonImage(JButton btn, Image img) { return setButtonImage(img, btn); } static JButton setButtonImage(JButton btn, Icon img) { return setButtonImage(img, btn); } static JToggleButton basicJToggleButton(String text) { return swing(() -> new JToggleButton(text)); } static void addActionListener(JTextField tf, final Runnable action) { onEnter(tf, action); } static void addActionListener(final JComboBox cb, final Runnable action) { if (cb != null) { swing(() -> { cb.addActionListener(actionListener(action)); }); } } static void addActionListener(final AbstractButton b, final Runnable action) { if (b != null) { swing(() -> { b.addActionListener(actionListener(action)); }); } } static Object swing(Object f) { return swingAndWait(f); } static void swing(Runnable f) { swingAndWait(f); } static A swing(F0 f) { return (A) swingAndWait(f); } static A swing(IF0 f) { return (A) swingAndWait(f); } static A setToolTipText(final A c, final Object toolTip) { if (c == null) return null; { swing(() -> { String s = nullIfEmpty(str(toolTip)); if (neq(s, c.getToolTipText())) c.setToolTipText(s); }); } return c; } static A setToolTipText(Object toolTip, A c) { return setToolTipText(c, toolTip); } static int imageIcon_cacheSize = 10; static boolean imageIcon_verbose = false; static Map imageIcon_cache; static Lock imageIcon_lock = lock(); static ThreadLocal imageIcon_fixGIF = new ThreadLocal(); // not going through BufferedImage preserves animations static ImageIcon imageIcon(String imageID) { try { if (imageID == null) return null; Lock __0 = imageIcon_lock; lock(__0); try { if (imageIcon_cache == null) imageIcon_cache = new MRUCache(imageIcon_cacheSize); imageID = fsI(imageID); ImageIcon ii = imageIcon_cache.get(imageID); if (ii == null) { if (imageIcon_verbose) print("Loading image icon: " + imageID); File f = loadBinarySnippet(imageID); Boolean b = imageIcon_fixGIF.get(); if (!isFalse(b)) ii = new ImageIcon(loadBufferedImageFixingGIFs(f)); else ii = new ImageIcon(f.toURI().toURL()); } else imageIcon_cache.remove(imageID); // move to front of cache on access imageIcon_cache.put(imageID, ii); return ii; } finally { unlock(__0); } } catch (Exception __e) { throw rethrow(__e); } } // doesn't fix GIFs static ImageIcon imageIcon(File f) { try { return new ImageIcon(f.toURI().toURL()); } catch (Exception __e) { throw rethrow(__e); } } static ImageIcon imageIcon(Image img) { return img == null ? null : new ImageIcon(img); } static JTextField onEnter(JTextField tf, JButton btn) { if (btn != null) onEnter(tf, new Runnable() { public void run() { try { clickButton(btn) ; } catch (Exception __e) { throw rethrow(__e); } } public String toString() { return "clickButton(btn)"; }}); return tf; } static JTextField onEnter(JTextField tf, Object action) { if (action == null || tf == null) return tf; tf.addActionListener(new java.awt.event.ActionListener() { public void actionPerformed(java.awt.event.ActionEvent _evt) { try { tf.selectAll(); callF(action); } catch (Throwable __e) { messageBox(__e); }}}); return tf; } static JButton onEnter(JButton btn, final Object action) { if (action == null || btn == null) return btn; btn.addActionListener(actionListener(action)); return btn; } static JList onEnter(JList list, Object action) { list.addKeyListener(enterKeyListener(rCallOnSelectedListItem(list, action))); return list; } static JComboBox onEnter(final JComboBox cb, Runnable action) { { swing(() -> { if (cb.isEditable()) { JTextField text = (JTextField) cb.getEditor().getEditorComponent(); onEnter(text, action); } else { cb.getInputMap().put(KeyStroke.getKeyStroke("ENTER"), "enter"); cb.getActionMap().put("enter", abstractAction("", new Runnable() { public void run() { try { cb.hidePopup(); callF(action); } catch (Exception __e) { throw rethrow(__e); } } public String toString() { return "cb.hidePopup(); callF(action);"; }})); } }); } return cb; } static JTable onEnter(final JTable table, final Object action) { table.getInputMap(JComponent.WHEN_ANCESTOR_OF_FOCUSED_COMPONENT) .put(KeyStroke.getKeyStroke(KeyEvent.VK_ENTER, 0), "Enter"); table.getActionMap().put("Enter", new AbstractAction() { public void actionPerformed(ActionEvent e) { callF(action, table.getSelectedRow()); } }); return table; } /*static JTextArea onEnter(final JTextArea ta, fO action) { addKeyListener(ta, enterKeyListener(action)); ret ta; }*/ static JTextField onEnter(Runnable action, JTextField tf) { return onEnter(tf, action); } static ActionListener actionListener(final Object runnable) { return actionListener(runnable, null); } static ActionListener actionListener(final Object runnable, final Object instanceToHold) { if (runnable instanceof ActionListener) return (ActionListener) runnable; final Object info = _threadInfo(); return new java.awt.event.ActionListener() { public void actionPerformed(java.awt.event.ActionEvent _evt) { try { _threadInheritInfo(info); AutoCloseable __1 = holdInstance(instanceToHold); try { pcallF(runnable); } finally { _close(__1); }} catch (Throwable __e) { messageBox(__e); }}}; } static void swingAndWait(Runnable r) { try { if (isAWTThread()) r.run(); else EventQueue.invokeAndWait(addThreadInfoToRunnable(r)); } catch (Exception __e) { throw rethrow(__e); } } static Object swingAndWait(final Object f) { if (isAWTThread()) return callF(f); else { final Var result = new Var(); swingAndWait(new Runnable() { public void run() { try { result.set(callF(f)); } catch (Exception __e) { throw rethrow(__e); } } public String toString() { return "result.set(callF(f));"; }}); return result.get(); } } static String nullIfEmpty(String s) { return isEmpty(s) ? null : s; } static Map nullIfEmpty(Map map) { return isEmpty(map) ? null : map; } static List nullIfEmpty(List l) { return isEmpty(l) ? null : l; } static String str(Object o) { return o == null ? "null" : o.toString(); } static String str(char[] c) { return new String(c); } static boolean neq(Object a, Object b) { return !eq(a, b); } static void lock(Lock lock) { try { ping(); if (lock == null) return; try { vmBus_send("locking", lock, "thread" , currentThread()); lock.lockInterruptibly(); vmBus_send("locked", lock, "thread" , currentThread()); } catch (InterruptedException e) { Object reason = vm_threadInterruptionReasonsMap().get(currentThread()); print("Locking interrupted! Reason: " + strOr(reason, "Unknown")); printStackTrace(e); rethrow(e); } // NO call to ping here! Make sure lock is always released. } catch (Exception __e) { throw rethrow(__e); } } static void lock(Lock lock, String msg) { print("Locking: " + msg); lock(lock); } static void lock(Lock lock, String msg, long timeout) { print("Locking: " + msg); lockOrFail(lock, timeout); } static ReentrantLock lock() { return fairLock(); } static String fsI(String id) { return formatSnippetID(id); } static String fsI(long id) { return formatSnippetID(id); } static volatile StringBuffer local_log = new StringBuffer(); // not redirected static boolean printAlsoToSystemOut = true; static volatile Appendable print_log = local_log; // might be redirected, e.g. to main bot // in bytes - will cut to half that static volatile int print_log_max = 1024*1024; static volatile int local_log_max = 100*1024; static boolean print_silent = false; // total mute if set static Object print_byThread_lock = new Object(); static volatile ThreadLocal print_byThread; // special handling by thread - prefers F1 static volatile Object print_allThreads; static volatile Object print_preprocess; static void print() { print(""); } static A print(String s, A o) { print(combinePrintParameters(s, o)); return o; } // slightly overblown signature to return original object... static A print(A o) { ping_okInCleanUp(); if (print_silent) return o; String s = o + "\n"; print_noNewLine(s); return o; } static void print_noNewLine(String s) { try { Object f = getThreadLocal(print_byThread_dontCreate()); if (f == null) f = print_allThreads; if (f != null) // We do need the general callF machinery here as print_byThread is sometimes shared between modules if (isFalse( f instanceof F1 ? ((F1) f).get(s) : callF(f, s))) return; } catch (Throwable e) { System.out.println(getStackTrace(e)); } print_raw(s); } static void print_raw(String s) { if (print_preprocess != null) s = (String) callF(print_preprocess, s); s = fixNewLines(s); Appendable loc = local_log; Appendable buf = print_log; int loc_max = print_log_max; if (buf != loc && buf != null) { print_append(buf, s, print_log_max); loc_max = local_log_max; } if (loc != null) print_append(loc, s, loc_max); if (printAlsoToSystemOut) System.out.print(s); vmBus_send("printed", mc(), s); } static void print_autoRotate() { } static File loadBinarySnippet(String snippetID) { IResourceLoader rl = vm_getResourceLoader(); if (rl != null) return rl.loadLibrary(snippetID); return loadBinarySnippet_noResourceLoader(snippetID); } static File loadBinarySnippet_noResourceLoader(String snippetID) { try { long id = parseSnippetID(snippetID); if (isImageServerSnippet(id)) return loadImageAsFile(snippetID); File f = DiskSnippetCache_getLibrary(id); if (fileSize(f) == 0) f = loadDataSnippetToFile_noResourceLoader(snippetID); return f; } catch (Exception __e) { throw rethrow(__e); } } static boolean isFalse(Object o) { return eq(false, o); } static boolean loadBufferedImageFixingGIFs_debug = false; static ThreadLocal> loadBufferedImageFixingGIFs_output = new ThreadLocal(); static Image loadBufferedImageFixingGIFs(File file) { try { if (!file.exists()) return null; // Load anything but GIF the normal way if (!isGIF(file)) return ImageIO.read(file); if (loadBufferedImageFixingGIFs_debug) print("loadBufferedImageFixingGIFs" + ": checking gif"); // Get GIF reader ImageReader reader = ImageIO.getImageReadersByFormatName("gif").next(); // Give it the stream to decode from reader.setInput(ImageIO.createImageInputStream(file)); int numImages = reader.getNumImages(true); // Get 'metaFormatName'. Need first frame for that. IIOMetadata imageMetaData = reader.getImageMetadata(0); String metaFormatName = imageMetaData.getNativeMetadataFormatName(); // Find out if GIF is bugged boolean foundBug = false; for (int i = 0; i < numImages && !foundBug; i++) { // Get metadata IIOMetadataNode root = (IIOMetadataNode)reader.getImageMetadata(i).getAsTree(metaFormatName); // Find GraphicControlExtension node int nNodes = root.getLength(); for (int j = 0; j < nNodes; j++) { org.w3c.dom.Node node = root.item(j); if (node.getNodeName().equalsIgnoreCase("GraphicControlExtension")) { // Get delay value String delay = ((IIOMetadataNode)node).getAttribute("delayTime"); // Check if delay is bugged if (Integer.parseInt(delay) == 0) { foundBug = true; } break; } } } if (loadBufferedImageFixingGIFs_debug) print("loadBufferedImageFixingGIFs" + ": " + f2s(file) + " foundBug=" + foundBug); // Load non-bugged GIF the normal way Image image; if (!foundBug) { image = Toolkit.getDefaultToolkit().createImage(f2s(file)); } else { // Prepare streams for image encoding ByteArrayOutputStream baoStream = new ByteArrayOutputStream(); { ImageOutputStream ios = ImageIO.createImageOutputStream(baoStream); try { // Get GIF writer that's compatible with reader ImageWriter writer = ImageIO.getImageWriter(reader); // Give it the stream to encode to writer.setOutput(ios); writer.prepareWriteSequence(null); for (int i = 0; i < numImages; i++) { // Get input image BufferedImage frameIn = reader.read(i); // Get input metadata IIOMetadataNode root = (IIOMetadataNode)reader.getImageMetadata(i).getAsTree(metaFormatName); // Find GraphicControlExtension node int nNodes = root.getLength(); for (int j = 0; j < nNodes; j++) { org.w3c.dom.Node node = root.item(j); if (node.getNodeName().equalsIgnoreCase("GraphicControlExtension")) { // Get delay value String delay = ((IIOMetadataNode)node).getAttribute("delayTime"); // Check if delay is bugged if (Integer.parseInt(delay) == 0) { // Overwrite with a valid delay value ((IIOMetadataNode)node).setAttribute("delayTime", "10"); } break; } } // Create output metadata IIOMetadata metadata = writer.getDefaultImageMetadata(new ImageTypeSpecifier(frameIn), null); // Copy metadata to output metadata metadata.setFromTree(metadata.getNativeMetadataFormatName(), root); // Create output image IIOImage frameOut = new IIOImage(frameIn, null, metadata); // Encode output image writer.writeToSequence(frameOut, writer.getDefaultWriteParam()); } writer.endWriteSequence(); } finally { _close(ios); }} // Create image using encoded data byte[] data = baoStream.toByteArray(); setVar(loadBufferedImageFixingGIFs_output.get(), data); if (loadBufferedImageFixingGIFs_debug) print("Data size: " + l(data)); image = Toolkit.getDefaultToolkit().createImage(data); } return image; } catch (Exception __e) { throw rethrow(__e); } } static void unlock(Lock lock, String msg) { if (lock == null) return; lock.unlock(); vmBus_send("unlocked", lock, "thread" , currentThread()); print("Unlocked: " + msg); // print afterwards to make sure the lock is always unlocked } static void unlock(Lock lock) { if (lock == null) return; lock.unlock(); vmBus_send("unlocked", lock, "thread" , currentThread()); } static RuntimeException rethrow(Throwable t) { if (t instanceof Error) _handleError((Error) t); throw t instanceof RuntimeException ? (RuntimeException) t : new RuntimeException(t); } static RuntimeException rethrow(String msg, Throwable t) { throw new RuntimeException(msg, t); } static AutoCloseable tempInterceptPrintIfNotIntercepted(F1 f) { return print_byThread().get() == null ? tempInterceptPrint(f) : null; } static void clickButton(final JButton b) { if (b != null) { swing(() -> { if (b.isEnabled()) b.doClick(); }); } } static Map> callF_cache = newDangerousWeakHashMap(); static A callF(F0 f) { return f == null ? null : f.get(); } static B callF(F1 f, A a) { return f == null ? null : f.get(a); } static A callF(IF0 f) { return f == null ? null : f.get(); } static B callF(IF1 f, A a) { return f == null ? null : f.get(a); } static B callF(A a, IF1 f) { return f == null ? null : f.get(a); } static void callF(VF1 f, A a) { if (f != null) f.get(a); } static void callF(A a, IVF1 f) { if (f != null) f.get(a); } static void callF(IVF1 f, A a) { if (f != null) f.get(a); } static Object callF(Runnable r) { { if (r != null) r.run(); } return null; } static Object callF(Object f, Object... args) { return safeCallF(f, args); } static Object safeCallF(Object f, Object... args) { if (f instanceof Runnable) { ((Runnable) f).run(); return null; } if (f == null) return null; Class c = f.getClass(); ArrayList methods; synchronized(callF_cache) { methods = callF_cache.get(c); if (methods == null) methods = callF_makeCache(c); } int n = l(methods); if (n == 0) { if (f instanceof String) throw fail("Legacy call: " + f); throw fail("No get method in " + getClassName(c)); } if (n == 1) return invokeMethod(methods.get(0), f, args); for (int i = 0; i < n; i++) { Method m = methods.get(i); if (call_checkArgs(m, args, false)) return invokeMethod(m, f, args); } throw fail("No matching get method in " + getClassName(c)); } // used internally static ArrayList callF_makeCache(Class c) { ArrayList l = new ArrayList(); Class _c = c; do { for (Method m : _c.getDeclaredMethods()) if (m.getName().equals("get")) { makeAccessible(m); l.add(m); } if (!l.isEmpty()) break; _c = _c.getSuperclass(); } while (_c != null); callF_cache.put(c, l); return l; } static void messageBox(final String msg) { if (headless()) print(msg); else { swing(() -> { JOptionPane.showMessageDialog(null, msg, "JavaX", JOptionPane.INFORMATION_MESSAGE); }); } } static void messageBox(Throwable e) { //showConsole(); printStackTrace(e); messageBox(hideCredentials(innerException2(e))); } static KeyListener enterKeyListener(final Object action) { return new KeyAdapter() { public void keyPressed(KeyEvent ke) { if (ke.getKeyCode() == KeyEvent.VK_ENTER) pcallF(action); } }; } static Runnable rCallOnSelectedListItem(final JList list, final Object action) { return new Runnable() { public void run() { try { pcallF(action, getSelectedItem(list)) ; } catch (Exception __e) { throw rethrow(__e); } } public String toString() { return "pcallF(action, getSelectedItem(list))"; }}; } static AbstractAction abstractAction(String name, final Object runnable) { return new AbstractAction(name) { public void actionPerformed(ActionEvent evt) { pcallF(runnable); } }; } static List> _threadInfo_makers = synchroList(); static Object _threadInfo() { if (empty(_threadInfo_makers)) return null; HashMap map = new HashMap(); pcallFAll(_threadInfo_makers, map); return map; } static List> _threadInheritInfo_retrievers = synchroList(); static void _threadInheritInfo(Object info) { if (info == null) return; pcallFAll(_threadInheritInfo_retrievers, (Map) info); } static ThreadLocal> holdInstance_l = new ThreadLocal(); static AutoCloseable holdInstance(Object o) { if (o == null) return null; listThreadLocalAdd(holdInstance_l, o); return new AutoCloseable() { public void close() { listThreadLocalPopLast(holdInstance_l); } }; } static Object pcallF(Object f, Object... args) { return pcallFunction(f, args); } static A pcallF(F0 f) { try { return f == null ? null : f.get(); } catch (Throwable __e) { printStackTrace(__e); } return null; } static B pcallF(F1 f, A a) { try { return f == null ? null : f.get(a); } catch (Throwable __e) { printStackTrace(__e); } return null; } static void pcallF(VF1 f, A a) { try { { if (f != null) f.get(a); } } catch (Throwable __e) { printStackTrace(__e); } } static Object pcallF(Runnable r) { try { { if (r != null) r.run(); } } catch (Throwable __e) { printStackTrace(__e); } return null; } static A pcallF(IF0 f) { try { return f == null ? null : f.get(); } catch (Throwable __e) { printStackTrace(__e); } return null; } static B pcallF(IF1 f, A a) { try { return f == null ? null : f.get(a); } catch (Throwable __e) { printStackTrace(__e); } return null; } static void _close(AutoCloseable c) { if (c != null) try { c.close(); } catch (Throwable e) { // Some classes stupidly throw an exception on double-closing if (c instanceof javax.imageio.stream.ImageOutputStream) return; else throw rethrow(e); } } // TODO: test if android complains about this static boolean isAWTThread() { if (isAndroid()) return false; if (isHeadless()) return false; return isAWTThread_awt(); } static boolean isAWTThread_awt() { return SwingUtilities.isEventDispatchThread(); } static Runnable addThreadInfoToRunnable(final Object r) { final Object info = _threadInfo(); return info == null ? asRunnable(r) : new Runnable() { public void run() { try { _inheritThreadInfo(info); callF(r); } catch (Exception __e) { throw rethrow(__e); } } public String toString() { return "_inheritThreadInfo(info); callF(r);"; }}; } static boolean isEmpty(Collection c) { return c == null || c.isEmpty(); } static boolean isEmpty(CharSequence s) { return s == null || s.length() == 0; } static boolean isEmpty(Object[] a) { return a == null || a.length == 0; } static boolean isEmpty(byte[] a) { return a == null || a.length == 0; } static boolean isEmpty(Map map) { return map == null || map.isEmpty(); } static boolean eq(Object a, Object b) { return a == b || a != null && b != null && a.equals(b); } // a little kludge for stuff like eq(symbol, "$X") static boolean eq(Symbol a, String b) { return eq(str(a), b); } //sbool ping_actions_shareable = true; static volatile boolean ping_pauseAll = false; static int ping_sleep = 100; // poll pauseAll flag every 100 static volatile boolean ping_anyActions = false; static Map ping_actions = newWeakHashMap(); static ThreadLocal ping_isCleanUpThread = new ThreadLocal(); // always returns true static boolean ping() { //ifdef useNewPing newPing(); //endifdef if (ping_pauseAll || ping_anyActions) ping_impl(true /* XXX */); //ifndef LeanMode ping_impl(); endifndef return true; } // returns true when it slept static boolean ping_impl(boolean okInCleanUp) { try { if (ping_pauseAll && !isAWTThread()) { do Thread.sleep(ping_sleep); while (ping_pauseAll); return true; } if (ping_anyActions) { // don't allow sharing ping_actions if (!okInCleanUp && !isTrue(ping_isCleanUpThread.get())) failIfUnlicensed(); Object action = null; synchronized(ping_actions) { if (!ping_actions.isEmpty()) { action = ping_actions.get(currentThread()); if (action instanceof Runnable) ping_actions.remove(currentThread()); if (ping_actions.isEmpty()) ping_anyActions = false; } } if (action instanceof Runnable) ((Runnable) action).run(); else if (eq(action, "cancelled")) throw fail("Thread cancelled."); } return false; } catch (Exception __e) { throw rethrow(__e); } } static void vmBus_send(String msg, Object... args) { Object arg = vmBus_wrapArgs(args); pcallFAll_minimalExceptionHandling(vm_busListeners_live(), msg, arg); pcallFAll_minimalExceptionHandling(vm_busListenersByMessage_live().get(msg), msg, arg); } static void vmBus_send(String msg) { vmBus_send(msg, (Object) null); } static Thread currentThread() { return Thread.currentThread(); } static Map vm_threadInterruptionReasonsMap() { return vm_generalWeakSubMap("Thread interruption reasons"); } static String strOr(Object o, String ifNull) { return o == null ? ifNull : str(o); } static A printStackTrace(A e) { // we go to system.out now - system.err is nonsense if (e != null) print(getStackTrace(e)); return e; } static void printStackTrace() { printStackTrace(new Throwable()); } static void printStackTrace(String msg) { printStackTrace(new Throwable(msg)); } static void printStackTrace(String msg, Throwable e) { printStackTrace(new Throwable(msg, e)); } static void lockOrFail(Lock lock, long timeout) { try { ping(); vmBus_send("locking", lock, "thread" , currentThread()); if (!lock.tryLock(timeout, TimeUnit.MILLISECONDS)) { String s = "Couldn't acquire lock after " + timeout + " ms."; if (lock instanceof ReentrantLock) { ReentrantLock l = (ReentrantLock) lock; s += " Hold count: " + l.getHoldCount() + ", owner: " + call(l, "getOwner"); } throw fail(s); } vmBus_send("locked", lock, "thread" , currentThread()); ping(); } catch (Exception __e) { throw rethrow(__e); } } static ReentrantLock fairLock() { return new ReentrantLock(true); } static String formatSnippetID(String id) { return "#" + parseSnippetID(id); } static String formatSnippetID(long id) { return "#" + id; } static String combinePrintParameters(String s, Object o) { return (endsWithLetterOrDigit(s) ? s + ": " : s) + o; } static void ping_okInCleanUp() { if (ping_pauseAll || ping_anyActions) ping_impl(true); } // this syntax should be removed... static Object getThreadLocal(Object o, String name) { ThreadLocal t = (ThreadLocal) (getOpt(o, name)); return t != null ? t.get() : null; } static A getThreadLocal(ThreadLocal tl) { return tl == null ? null : tl.get(); } static A getThreadLocal(ThreadLocal tl, A defaultValue) { return or(getThreadLocal(tl), defaultValue); } static ThreadLocal print_byThread_dontCreate() { return print_byThread; } static String getStackTrace(Throwable throwable) { lastException(throwable); return getStackTrace_noRecord(throwable); } static String getStackTrace_noRecord(Throwable throwable) { StringWriter writer = new StringWriter(); throwable.printStackTrace(new PrintWriter(writer)); return hideCredentials(writer.toString()); } static String getStackTrace() { return getStackTrace_noRecord(new Throwable()); } static String getStackTrace(String msg) { return getStackTrace_noRecord(new Throwable(msg)); } static String fixNewLines(String s) { int i = indexOf(s, '\r'); if (i < 0) return s; int l = s.length(); StringBuilder out = new StringBuilder(l); out.append(s, 0, i); for (; i < l; i++) { char c = s.charAt(i); if (c != '\r') out.append(c); else { out.append('\n'); if (i+1 < l && s.charAt(i+1) == '\n') ++i; } } return out.toString(); } static void print_append(Appendable buf, String s, int max) { try { synchronized(buf) { buf.append(s); if (buf instanceof StringBuffer) rotateStringBuffer(((StringBuffer) buf), max); else if (buf instanceof StringBuilder) rotateStringBuilder(((StringBuilder) buf), max); } } catch (Exception __e) { throw rethrow(__e); } } static Class mc() { return main.class; } static IResourceLoader vm_getResourceLoader() { return proxy(IResourceLoader.class, vm_generalMap_get("_officialResourceLoader")); } 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 boolean isImageServerSnippet(long id) { return id >= 1100000 && id < 1200000; } static File loadImageAsFile(String snippetIDOrURL) { try { if (isURL(snippetIDOrURL)) throw fail("not implemented"); if (!isSnippetID(snippetIDOrURL)) throw fail("Not a URL or snippet ID: " + snippetIDOrURL); String snippetID = "" + parseSnippetID(snippetIDOrURL); File file = imageSnippetCacheFile(snippetID); if (fileSize(file) > 0) return file; String imageURL = snippetImageURL_noHttps(snippetID); System.err.println("Loading image: " + imageURL); byte[] data = loadBinaryPage(imageURL); saveBinaryFile(file, data); return file; } catch (Exception __e) { throw rethrow(__e); } } // If you change this, also change DiskSnippetCache_fileToLibID static File DiskSnippetCache_file(long snippetID) { return new File(getGlobalCache(), "data_" + snippetID + ".jar"); } // Data files are immutable, use centralized cache public static File DiskSnippetCache_getLibrary(long snippetID) throws IOException { File file = DiskSnippetCache_file(snippetID); return file.exists() ? file : null; } public static File DiskSnippetCache_getLibrary(String snippetID) { try { return DiskSnippetCache_getLibrary(psI(snippetID)); } catch (Exception __e) { throw rethrow(__e); } } public static void DiskSnippetCache_putLibrary(long snippetID, byte[] data) throws IOException { saveBinaryFile(DiskSnippetCache_file(snippetID), data); } static byte[] loadDataSnippetImpl(String snippetID) throws IOException { byte[] data; try { URL url = new URL(dataSnippetLink(snippetID)); print("Loading library: " + hideCredentials(url)); try { data = loadBinaryPage(url.openConnection()); } catch (RuntimeException e) { data = null; } if (data == null || data.length == 0) { url = new URL(tb_mainServer() + "/blobs/" + parseSnippetID(snippetID)); print("Loading library: " + hideCredentials(url)); data = loadBinaryPage(url.openConnection()); } print("Bytes loaded: " + data.length); } catch (FileNotFoundException e) { throw new IOException("Binary snippet #" + snippetID + " not found or not public"); } return data; } static long fileSize(String path) { return getFileSize(path); } static long fileSize(File f) { return getFileSize(f); } static File loadDataSnippetToFile(String snippetID) { try { IResourceLoader rl = vm_getResourceLoader(); if (rl != null) return rl.loadLibrary(snippetID); return loadDataSnippetToFile_noResourceLoader(snippetID); } catch (Exception __e) { throw rethrow(__e); } } static File loadDataSnippetToFile_noResourceLoader(String snippetID) { try { snippetID = fsI(snippetID); File f = DiskSnippetCache_file(parseSnippetID(snippetID)); List urlsTried = new ArrayList(); List errors = new ArrayList(); try { URL url = addAndReturn(urlsTried, new URL(dataSnippetLink(snippetID))); print("Loading library: " + hideCredentials(url)); try { loadBinaryPageToFile(openConnection(url), f); if (fileSize(f) == 0) throw fail(); } catch (Throwable e) { errors.add(e); url = addAndReturn(urlsTried, new URL(tb_mainServer() + "/blobs/" + psI(snippetID))); print(e); print("Trying other server: " + hideCredentials(url)); loadBinaryPageToFile(openConnection(url), f); print("Got bytes: " + fileSize(f)); } // TODO: check if we hit the "LOADING" message if (fileSize(f) == 0) throw fail(); System.err.println("Bytes loaded: " + fileSize(f)); } catch (Throwable e) { //printStackTrace(e); errors.add(e); throw fail("Binary snippet " + snippetID + " not found or not public. URLs tried: " + allToString(urlsTried) + ", errors: " + allToString(errors)); } return f; } catch (Exception __e) { throw rethrow(__e); } } static byte[] isGIF_magic = bytesFromHex("47494638"); // Actual signature is longer, but we're lazy static boolean isGIF(byte[] data) { return byteArrayStartsWith(data, isGIF_magic); } static boolean isGIF(File f) { return isGIF(loadBeginningOfBinaryFile(f, l(isGIF_magic))); } static String f2s(File f) { return f == null ? null : f.getAbsolutePath(); } static String f2s(String s) { return f2s(newFile(s)); } static String f2s(java.nio.file.Path p) { return p == null ? null : f2s(p.toFile()); } static void setVar(IVar v, A value) { if (v != null) v.set(value); } static IVF1 setVar(IVar v) { return a -> { if (v != null) v.set(a); }; } static int l(Object[] a) { return a == null ? 0 : a.length; } static int l(boolean[] a) { return a == null ? 0 : a.length; } static int l(byte[] a) { return a == null ? 0 : a.length; } static int l(short[] a) { return a == null ? 0 : a.length; } static int l(long[] a) { return a == null ? 0 : a.length; } static int l(int[] a) { return a == null ? 0 : a.length; } static int l(float[] a) { return a == null ? 0 : a.length; } static int l(double[] a) { return a == null ? 0 : a.length; } static int l(char[] a) { return a == null ? 0 : a.length; } static int l(Collection c) { return c == null ? 0 : c.size(); } static int l(Iterator i) { return iteratorCount_int_close(i); } // consumes the iterator && closes it if possible static int l(Map m) { return m == null ? 0 : m.size(); } static int l(CharSequence s) { return s == null ? 0 : s.length(); } static long l(File f) { return f == null ? 0 : f.length(); } static int l(Object o) { return o == null ? 0 : o instanceof String ? l((String) o) : o instanceof Map ? l((Map) o) : o instanceof Collection ? l((Collection) o) : o instanceof Object[] ? l((Object[]) o) : o instanceof boolean[] ? l((boolean[]) o) : o instanceof byte[] ? l((byte[]) o) : o instanceof char[] ? l((char[]) o) : o instanceof short[] ? l((short[]) o) : o instanceof int[] ? l((int[]) o) : o instanceof float[] ? l((float[]) o) : o instanceof double[] ? l((double[]) o) : o instanceof long[] ? l((long[]) o) : (Integer) call(o, "size"); } static void _handleError(Error e) { call(javax(), "_handleError", e); } static boolean loadBufferedImage_useImageCache = true; static BufferedImage loadBufferedImage(String snippetIDOrURLOrFile) { try { ping(); if (snippetIDOrURLOrFile == null) return null; if (isURL(snippetIDOrURLOrFile)) return imageIO_readURL(snippetIDOrURLOrFile); if (isSnippetID(snippetIDOrURLOrFile)) { String snippetID = "" + parseSnippetID(snippetIDOrURLOrFile); IResourceLoader rl = vm_getResourceLoader(); if (rl != null) return loadBufferedImage(rl.loadLibrary(snippetID)); File dir = imageSnippetsCacheDir(); if (loadBufferedImage_useImageCache) { dir.mkdirs(); File file = new File(dir, snippetID + ".png"); if (file.exists() && file.length() != 0) try { return ImageIO.read(file); } catch (Throwable e) { e.printStackTrace(); // fall back to loading from sourceforge } } String imageURL = snippetImageURL_http(snippetID); print("Loading image: " + imageURL); BufferedImage image = imageIO_readURL(imageURL); if (loadBufferedImage_useImageCache) { File tempFile = new File(dir, snippetID + ".tmp." + System.currentTimeMillis()); ImageIO.write(image, "png", tempFile); tempFile.renameTo(new File(dir, snippetID + ".png")); //Log.info("Cached image."); } //Log.info("Loaded image."); return image; } else return loadBufferedImage(new File(snippetIDOrURLOrFile)); } catch (Exception __e) { throw rethrow(__e); } } static BufferedImage loadBufferedImage(File file) { return loadBufferedImageFile(file); } static ThreadLocal print_byThread() { synchronized(print_byThread_lock) { if (print_byThread == null) print_byThread = new ThreadLocal(); } return print_byThread; } // f can return false to suppress regular printing // call print_raw within f to actually print something static AutoCloseable tempInterceptPrint(F1 f) { return tempSetThreadLocal(print_byThread(), f); } static Map newDangerousWeakHashMap() { return _registerDangerousWeakMap(synchroMap(new WeakHashMap())); } // initFunction: voidfunc(Map) - is called initially, and after clearing the map static Map newDangerousWeakHashMap(Object initFunction) { return _registerDangerousWeakMap(synchroMap(new WeakHashMap()), initFunction); } static RuntimeException fail() { throw new RuntimeException("fail"); } static RuntimeException fail(Throwable e) { throw asRuntimeException(e); } static RuntimeException fail(Object msg) { throw new RuntimeException(String.valueOf(msg)); } static RuntimeException fail(Object... objects) { throw new Fail(objects); } static RuntimeException fail(String msg) { throw new RuntimeException(msg == null ? "" : msg); } static RuntimeException fail(String msg, Throwable innerException) { throw new RuntimeException(msg, innerException); } static String getClassName(Object o) { return o == null ? "null" : o instanceof Class ? ((Class) o).getName() : o.getClass().getName(); } static Object invokeMethod(Method m, Object o, Object... args) { try { try { return m.invoke(o, args); } catch (InvocationTargetException e) { throw rethrow(getExceptionCause(e)); } catch (IllegalArgumentException e) { throw new IllegalArgumentException(e.getMessage() + " - was calling: " + m + ", args: " + joinWithSpace(classNames(args))); } } catch (Exception __e) { throw rethrow(__e); } } static boolean call_checkArgs(Method m, Object[] args, boolean debug) { Class[] types = m.getParameterTypes(); if (types.length != args.length) { if (debug) print("Bad parameter length: " + args.length + " vs " + types.length); return false; } for (int i = 0; i < types.length; i++) { Object arg = args[i]; if (!(arg == null ? !types[i].isPrimitive() : isInstanceX(types[i], arg))) { if (debug) print("Bad parameter " + i + ": " + arg + " vs " + types[i]); return false; } } return true; } static Field makeAccessible(Field f) { try { f.setAccessible(true); } catch (Throwable e) { // Note: The error reporting only works with Java VM option --illegal-access=deny vmBus_send("makeAccessible_error", e, f); } return f; } static Method makeAccessible(Method m) { try { m.setAccessible(true); } catch (Throwable e) { vmBus_send("makeAccessible_error", e, m); } return m; } static Constructor makeAccessible(Constructor c) { try { c.setAccessible(true); } catch (Throwable e) { vmBus_send("makeAccessible_error", e, c); } return c; } static boolean headless() { return isHeadless(); } static String hideCredentials(URL url) { return url == null ? null : hideCredentials(str(url)); } static String hideCredentials(String url) { try { if (startsWithOneOf(url, "http://", "https://") && isAGIBlueDomain(hostNameFromURL(url))) return url; } catch (Throwable e) { print("HideCredentials", e); } return url.replaceAll("([&?])(_pass|key|cookie)=[^&\\s\"]*", "$1$2="); } static String hideCredentials(Object o) { return hideCredentials(str(o)); } static Throwable innerException2(Throwable e) { if (e == null) return null; while (empty(e.getMessage()) && e.getCause() != null) e = e.getCause(); return e; } static String getSelectedItem(JList l) { return (String) l.getSelectedValue(); } static String getSelectedItem(JComboBox cb) { return strOrNull(cb.getSelectedItem()); } static List synchroList() { return synchroList(new ArrayList()); } static List synchroList(List l) { return Collections.synchronizedList(l); } static boolean empty(Collection c) { return c == null || c.isEmpty(); } static boolean empty(Iterable c) { return c == null || !c.iterator().hasNext(); } static boolean empty(CharSequence s) { return s == null || s.length() == 0; } static boolean empty(Map map) { return map == null || map.isEmpty(); } static boolean empty(Object[] o) { return o == null || o.length == 0; } static boolean empty(BitSet bs) { return bs == null || bs.isEmpty(); } static boolean empty(Object o) { if (o instanceof Collection) return empty((Collection) o); if (o instanceof String) return empty((String) o); if (o instanceof Map) return empty((Map) o); if (o instanceof Object[]) return empty((Object[]) o); if (o instanceof byte[]) return empty((byte[]) o); if (o == null) return true; throw fail("unknown type for 'empty': " + getType(o)); } static boolean empty(Iterator i) { return i == null || !i.hasNext(); } static boolean empty(double[] a) { return a == null || a.length == 0; } static boolean empty(float[] a) { return a == null || a.length == 0; } static boolean empty(int[] a) { return a == null || a.length == 0; } static boolean empty(long[] a) { return a == null || a.length == 0; } static boolean empty(byte[] a) { return a == null || a.length == 0; } static boolean empty(short[] a) { return a == null || a.length == 0; } static boolean empty(MultiMap mm) { return mm == null || mm.isEmpty(); } static boolean empty(File f) { return getFileSize(f) == 0; } static boolean empty(Rect r) { return !(r != null && r.w != 0 && r.h != 0); } static void pcallFAll(Collection l, Object... args) { if (l != null) for (Object f : cloneList(l)) pcallF(f, args); } static void pcallFAll(Iterator it, Object... args) { while (it.hasNext()) pcallF(it.next(), args); } static void listThreadLocalAdd(ThreadLocal> tl, A a) { List l = tl.get(); if (l == null) tl.set(l = new ArrayList()); l.add(a); } static A listThreadLocalPopLast(ThreadLocal> tl) { List l = tl.get(); if (l == null) return null; A a = popLast(l); if (empty(l)) tl.set(null); return a; } static Object pcallFunction(Object f, Object... args) { try { return callFunction(f, args); } catch (Throwable __e) { printStackTrace(__e); } 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 Boolean isHeadless_cache; static boolean isHeadless() { if (isHeadless_cache != null) return isHeadless_cache; if (isAndroid()) return isHeadless_cache = true; if (GraphicsEnvironment.isHeadless()) return isHeadless_cache = true; // Also check if AWT actually works. // If DISPLAY variable is set but no X server up, this will notice. try { SwingUtilities.isEventDispatchThread(); return isHeadless_cache = false; } catch (Throwable e) { return isHeadless_cache = true; } } static Runnable asRunnable(Object o) { return toRunnable(o); } static void _inheritThreadInfo(Object info) { _threadInheritInfo(info); } static Map newWeakHashMap() { return _registerWeakMap(synchroMap(new WeakHashMap())); } static void newPing() { var tl = newPing_actionTL(); Runnable action = tl == null ? null : tl.get(); { if (action != null) action.run(); } } static boolean isTrue(Object o) { if (o instanceof Boolean) return ((Boolean) o).booleanValue(); if (o == null) return false; if (o instanceof ThreadLocal) // TODO: remove this return isTrue(((ThreadLocal) o).get()); throw fail(getClassName(o)); } static boolean isTrue(Boolean b) { return b != null && b.booleanValue(); } static void failIfUnlicensed() { assertTrue("license off", licensed()); } static Object vmBus_wrapArgs(Object... args) { return empty(args) ? null : l(args) == 1 ? args[0] : args; } static void pcallFAll_minimalExceptionHandling(Collection l, Object... args) { if (l != null) for (Object f : cloneList(l)) { ping(); pcallF_minimalExceptionHandling(f, args); } } static void pcallFAll_minimalExceptionHandling(Iterator it, Object... args) { while (it.hasNext()) { ping(); pcallF_minimalExceptionHandling(it.next(), args); } } static Set vm_busListeners_live_cache; static Set vm_busListeners_live() { if (vm_busListeners_live_cache == null) vm_busListeners_live_cache = vm_busListeners_live_load(); return vm_busListeners_live_cache;} static Set vm_busListeners_live_load() { return vm_generalIdentityHashSet("busListeners"); } static Map vm_busListenersByMessage_live_cache; static Map vm_busListenersByMessage_live() { if (vm_busListenersByMessage_live_cache == null) vm_busListenersByMessage_live_cache = vm_busListenersByMessage_live_load(); return vm_busListenersByMessage_live_cache;} static Map vm_busListenersByMessage_live_load() { return vm_generalHashMap("busListenersByMessage"); } static Map vm_generalWeakSubMap(Object name) { synchronized(vm_generalMap()) { Map map = (Map) (vm_generalMap_get(name)); if (map == null) vm_generalMap_put(name, map = newWeakMap()); return map; } } static Object call(Object o) { return callF(o); } // varargs assignment fixer for a single string array argument static Object call(Object o, String method, String[] arg) { return call(o, method, new Object[] {arg}); } static Object call(Object o, String method, Object... args) { //ret call_cached(o, method, args); return call_withVarargs(o, method, args); } static boolean endsWithLetterOrDigit(String s) { return s != null && s.length() > 0 && Character.isLetterOrDigit(s.charAt(s.length()-1)); } static Object getOpt(Object o, String field) { return getOpt_cached(o, field); } static Object getOpt(String field, Object o) { return getOpt_cached(o, field); } static Object getOpt_raw(Object o, String field) { try { Field f = getOpt_findField(o.getClass(), field); if (f == null) return null; makeAccessible(f); return f.get(o); } catch (Exception __e) { throw rethrow(__e); } } // access of static fields is not yet optimized static Object getOpt(Class c, String field) { try { if (c == null) return null; Field f = getOpt_findStaticField(c, field); if (f == null) return null; makeAccessible(f); return f.get(null); } catch (Exception __e) { throw rethrow(__e); } } static Field getOpt_findStaticField(Class c, String field) { Class _c = c; do { for (Field f : _c.getDeclaredFields()) if (f.getName().equals(field) && (f.getModifiers() & java.lang.reflect.Modifier.STATIC) != 0) return f; _c = _c.getSuperclass(); } while (_c != null); return null; } static A or(A a, A b) { return a != null ? a : b; } // PersistableThrowable doesn't hold GC-disturbing class references in backtrace static volatile PersistableThrowable lastException_lastException; static PersistableThrowable lastException() { return lastException_lastException; } static void lastException(Throwable e) { lastException_lastException = persistableThrowable(e); } static int indexOf(List l, A a, int startIndex) { if (l == null) return -1; int n = l(l); for (int i = startIndex; i < n; i++) if (eq(l.get(i), a)) return i; return -1; } static int indexOf(List l, int startIndex, A a) { return indexOf(l, a, startIndex); } static int indexOf(List l, A a) { if (l == null) return -1; return l.indexOf(a); } static int indexOf(String a, String b) { return a == null || b == null ? -1 : a.indexOf(b); } static int indexOf(String a, String b, int i) { return a == null || b == null ? -1 : a.indexOf(b, i); } static int indexOf(String a, char b) { return a == null ? -1 : a.indexOf(b); } static int indexOf(String a, int i, char b) { return indexOf(a, b, i); } static int indexOf(String a, char b, int i) { return a == null ? -1 : a.indexOf(b, i); } static int indexOf(String a, int i, String b) { return a == null || b == null ? -1 : a.indexOf(b, i); } static int indexOf(A[] x, A a) { int n = l(x); for (int i = 0; i < n; i++) if (eq(x[i], a)) return i; return -1; } static int indexOf(Iterable l, A a) { if (l == null) return -1; int i = 0; for (A x : l) { if (eq(x, a)) return i; i++; } return -1; } static void rotateStringBuffer(StringBuffer buf, int max) { try { if (buf == null) return; synchronized(buf) { if (buf.length() <= max) return; try { int newLength = max/2; int ofs = buf.length()-newLength; String newString = buf.substring(ofs); buf.setLength(0); buf.append("[...] ").append(newString); } catch (Exception e) { buf.setLength(0); } buf.trimToSize(); } } catch (Exception __e) { throw rethrow(__e); } } static void rotateStringBuilder(StringBuilder buf, int max) { try { if (buf == null) return; synchronized(buf) { if (buf.length() <= max) return; try { int newLength = max/2; int ofs = buf.length()-newLength; String newString = buf.substring(ofs); buf.setLength(0); buf.append("[...] ").append(newString); } catch (Exception e) { buf.setLength(0); } buf.trimToSize(); } } catch (Exception __e) { throw rethrow(__e); } } static A proxy(Class intrface, final Object target) { if (target == null) return null; if (isInstance(intrface, target)) return (A) target; return (A) java.lang.reflect.Proxy.newProxyInstance(intrface.getClassLoader(), new Class[] { intrface }, new proxy_InvocationHandler(target)); } static A proxy(Object target, Class intrface) { return proxy(intrface, target); } static Object vm_generalMap_get(Object key) { return vm_generalMap().get(key); } 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 boolean isURL(String s) { return startsWithOneOf(s, "http://", "https://", "file:"); } public static boolean isSnippetID(String s) { try { parseSnippetID(s); return true; } catch (RuntimeException e) { return false; } } static File imageSnippetCacheFile(String snippetID) { File dir = imageSnippetsCacheDir(); if (!loadBufferedImage_useImageCache) return null; return new File(dir, parseSnippetID(snippetID) + ".png"); } static String snippetImageURL_noHttps(String snippetID) { return snippetImageURL_noHttps(snippetID, "png"); } static String snippetImageURL_noHttps(String snippetID, String contentType) { return snippetImageURL(snippetID, contentType) .replace("https://www.botcompany.de:8443/", "http://www.botcompany.de:8080/") .replace("https://botcompany.de/", "http://botcompany.de/"); } static ThreadLocal>> loadBinaryPage_responseHeaders = new ThreadLocal(); static ThreadLocal> loadBinaryPage_extraHeaders = new ThreadLocal(); static byte[] loadBinaryPage(String url) { try { print("Loading " + url); return loadBinaryPage(loadPage_openConnection(new URL(url))); } catch (Exception __e) { throw rethrow(__e); } } static byte[] loadBinaryPage(URLConnection con) { try { Map extraHeaders = getAndClearThreadLocal(loadBinaryPage_extraHeaders); setHeaders(con); for (String key : keys(extraHeaders)) con.setRequestProperty(key, extraHeaders.get(key)); return loadBinaryPage_noHeaders(con); } catch (Exception __e) { throw rethrow(__e); } } static byte[] loadBinaryPage_noHeaders(URLConnection con) { try { ByteArrayOutputStream buf = new ByteArrayOutputStream(); InputStream inputStream = con.getInputStream(); loadBinaryPage_responseHeaders.set(con.getHeaderFields()); long len = 0; try { len = con.getContentLength/*Long*/(); } catch (Throwable e) { printStackTrace(e); } int n = 0; while (true) { int ch = inputStream.read(); if (ch < 0) break; buf.write(ch); if (++n % 100000 == 0) println(" " + n + (len != 0 ? "/" + len : "") + " bytes loaded."); } inputStream.close(); return buf.toByteArray(); } catch (Exception __e) { throw rethrow(__e); } } /** writes safely (to temp file, then rename) */ public static byte[] saveBinaryFile(String fileName, byte[] contents) { try { 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); vmBus_send("wroteFile", file); return contents; } catch (Exception __e) { throw rethrow(__e); } } static byte[] saveBinaryFile(File fileName, byte[] contents) { return saveBinaryFile(fileName.getPath(), contents); } static File getGlobalCache() { File file = new File(javaxCachesDir(), "Binary Snippets"); file.mkdirs(); return file; } static long psI(String snippetID) { return parseSnippetID(snippetID); } static String dataSnippetLink(String snippetID) { long id = parseSnippetID(snippetID); if (id >= 1100000 && id < 1200000) return imageServerURL() + id; if (id >= 1200000 && id < 1300000) { // Woody files, actually String pw = muricaPassword(); if (empty(pw)) throw fail("Please set 'murica password by running #1008829"); return "https://botcompany.de/files/" + id + "?_pass=" + pw; // XXX, although it typically gets hidden when printing } return fileServerURL() + "/" + id /*+ "?_pass=" + muricaPassword()*/; } static String tb_mainServer_default = "https://code.botcompany.de:9898"; static Object tb_mainServer_override; // func -> S static String tb_mainServer() { if (tb_mainServer_override != null) return (String) callF(tb_mainServer_override); return trim(loadTextFile(tb_mainServer_file(), tb_mainServer_default)); } static File tb_mainServer_file() { return getProgramFile("#1001638", "mainserver.txt"); } static boolean tb_mainServer_isDefault() { return eq(tb_mainServer(), tb_mainServer_default); } static long getFileSize(String path) { return path == null ? 0 : new File(path).length(); } static long getFileSize(File f) { return f == null ? 0 : f.length(); } static A addAndReturn(Collection c, A a) { if (c != null) c.add(a); return a; } static void loadBinaryPageToFile(String url, File file) { try { print("Loading " + url); loadBinaryPageToFile(openConnection(new URL(url)), file); } catch (Exception __e) { throw rethrow(__e); } } static void loadBinaryPageToFile(URLConnection con, File file) { try { setHeaders(con); loadBinaryPageToFile_noHeaders(con, file); } catch (Exception __e) { throw rethrow(__e); } } static void loadBinaryPageToFile_noHeaders(URLConnection con, File file) { try { File ftemp = new File(f2s(file) + "_temp"); FileOutputStream buf = newFileOutputStream(mkdirsFor(ftemp)); try { InputStream inputStream = con.getInputStream(); long len = 0; try { len = con.getContentLength/*Long*/(); } catch (Throwable e) { printStackTrace(e); } String pat = " {*}" + (len != 0 ? "/" + len : "") + " bytes loaded."; copyStreamWithPrints(inputStream, buf, pat); inputStream.close(); buf.close(); file.delete(); renameFile_assertTrue(ftemp, file); } finally { if (buf != null) buf.close(); } } catch (Exception __e) { throw rethrow(__e); } } static URLConnection openConnection(String url) { try { return openConnection(new URL(url)); } catch (Exception __e) { throw rethrow(__e); } } static URLConnection openConnection(URL url) { try { ping(); callOpt(javax(), "recordOpenURLConnection", str(url)); return url.openConnection(); } catch (Exception __e) { throw rethrow(__e); } } static List allToString(Iterable c) { List l = new ArrayList(); for (Object o : unnull(c)) l.add(str(o)); return l; } static List allToString(Object[] c) { List l = new ArrayList(); for (Object o : unnull(c)) l.add(str(o)); return l; } static byte[] bytesFromHex(String s) { return hexToBytes(s); } static boolean byteArrayStartsWith(byte[] a, byte[] b) { if (a == null || b == null) return false; if (a.length < b.length) return false; for (int i = 0; i < b.length; i++) if (a[i] != b[i]) return false; return true; } static byte[] loadBeginningOfBinaryFile(File file, int maxBytes) { return loadBinaryFilePart(file, 0, maxBytes); } static File newFile(File base, String... names) { for (String name : names) base = new File(base, name); return base; } static File newFile(String name) { return name == null ? null : new File(name); } static File newFile(String base, String... names) { return newFile(newFile(base), names); } static int iteratorCount_int_close(Iterator i) { try { int n = 0; if (i != null) while (i.hasNext()) { i.next(); ++n; } if (i instanceof AutoCloseable) ((AutoCloseable) i).close(); return n; } catch (Exception __e) { throw rethrow(__e); } } static Class javax() { return getJavaX(); } static BufferedImage imageIO_readURL(String url) { try { return ImageIO.read(new URL(url)); } catch (Exception __e) { throw rethrow(__e); } } static File imageSnippetsCacheDir() { return javaxCachesDir("Image-Snippets"); } static String snippetImageURL_http(String snippetID) { return snippetImageURL_http(snippetID, "png"); } static String snippetImageURL_http(String snippetID, String contentType) { return replacePrefix("https://", "http://", snippetImageURL(snippetID, contentType)).replace(":8443", ":8080"); } static BufferedImage loadBufferedImageFile(File file) { try { return isFile(file) ? ImageIO.read(file) : null; } catch (Exception __e) { throw rethrow(__e); } } static AutoCloseable tempSetThreadLocal(final ThreadLocal tl, A a) { if (tl == null) return null; final A prev = setThreadLocal(tl, a); return new AutoCloseable() { public String toString() { return "tl.set(prev);"; } public void close() throws Exception { tl.set(prev); }}; } static List _registerDangerousWeakMap_preList; static A _registerDangerousWeakMap(A map) { return _registerDangerousWeakMap(map, null); } static A _registerDangerousWeakMap(A map, Object init) { callF(init, map); if (init instanceof String) { final String f = (String) init; init = new VF1() { public void get(Map map) { try { callMC(f, map) ; } catch (Exception __e) { throw rethrow(__e); } } public String toString() { return "callMC(f, map)"; }}; } if (javax() == null) { // We're in class init if (_registerDangerousWeakMap_preList == null) _registerDangerousWeakMap_preList = synchroList(); _registerDangerousWeakMap_preList.add(pair(map, init)); return map; } call(javax(), "_registerDangerousWeakMap", map, init); return map; } static void _onLoad_registerDangerousWeakMap() { assertNotNull(javax()); if (_registerDangerousWeakMap_preList == null) return; for (Pair p : _registerDangerousWeakMap_preList) _registerDangerousWeakMap(p.a, p.b); _registerDangerousWeakMap_preList = null; } static Map synchroMap() { return synchroHashMap(); } static Map synchroMap(Map map) { return Collections.synchronizedMap(map); } static RuntimeException asRuntimeException(Throwable t) { if (t instanceof Error) _handleError((Error) t); return t instanceof RuntimeException ? (RuntimeException) t : new RuntimeException(t); } static Throwable getExceptionCause(Throwable e) { Throwable c = e.getCause(); return c != null ? c : e; } static String joinWithSpace(Iterable c) { return join(" ", c); } static String joinWithSpace(String... c) { return join(" ", c); } static List classNames(Collection l) { return getClassNames(l); } static List classNames(Object[] l) { return getClassNames(Arrays.asList(l)); } static boolean isInstanceX(Class type, Object arg) { if (type == boolean.class) return arg instanceof Boolean; if (type == int.class) return arg instanceof Integer; if (type == long.class) return arg instanceof Long; if (type == float.class) return arg instanceof Float; if (type == short.class) return arg instanceof Short; if (type == char.class) return arg instanceof Character; if (type == byte.class) return arg instanceof Byte; if (type == double.class) return arg instanceof Double; return type.isInstance(arg); } static boolean startsWithOneOf(String s, String... l) { for (String x : l) if (startsWith(s, x)) return true; return false; } static boolean startsWithOneOf(String s, Matches m, String... l) { for (String x : l) if (startsWith(s, x, m)) return true; return false; } static boolean isAGIBlueDomain(String domain) { return domainIsUnder(domain, theAGIBlueDomain()); } static String hostNameFromURL(String url) { try { return empty(url) ? null : new URL(url).getHost(); } catch (Exception __e) { throw rethrow(__e); } } static String strOrNull(Object o) { return o == null ? null : str(o); } static String getType(Object o) { return getClassName(o); } static ArrayList cloneList(Iterable l) { return l instanceof Collection ? cloneList((Collection) l) : asList(l); } static ArrayList cloneList(Collection l) { if (l == null) return new ArrayList(); synchronized(collectionMutex(l)) { return new ArrayList(l); } } static A popLast(List l) { return liftLast(l); } static List popLast(int n, List l) { return liftLast(n, l); } static Object callFunction(Object f, Object... args) { return callF(f, args); } static Runnable toRunnable(final Object o) { if (o instanceof Runnable) return (Runnable) o; if (o instanceof String) throw fail("callF_legacy"); return new Runnable() { public void run() { try { callF(o) ; } catch (Exception __e) { throw rethrow(__e); } } public String toString() { return "callF(o)"; }}; } static List _registerWeakMap_preList; static A _registerWeakMap(A map) { if (javax() == null) { // We're in class init if (_registerWeakMap_preList == null) _registerWeakMap_preList = synchroList(); _registerWeakMap_preList.add(map); return map; } try { call(javax(), "_registerWeakMap", map); } catch (Throwable e) { printException(e); print("Upgrade JavaX!!"); } return map; } static void _onLoad_registerWeakMap() { assertNotNull(javax()); if (_registerWeakMap_preList == null) return; for (Object o : _registerWeakMap_preList) _registerWeakMap(o); _registerWeakMap_preList = null; } static x30_pkg.x30_util.BetterThreadLocal newPing_actionTL; static x30_pkg.x30_util.BetterThreadLocal newPing_actionTL() { if (newPing_actionTL == null) newPing_actionTL = vm_generalMap_getOrCreate("newPing_actionTL", () -> { Runnable value = (Runnable) (callF_gen(vm_generalMap_get("newPing_valueForNewThread"))); var tl = new x30_pkg.x30_util.BetterThreadLocal(); tl.set(value); return tl; }); return newPing_actionTL; } static void assertTrue(Object o) { if (!(eq(o, true) /*|| isTrue(pcallF(o))*/)) throw fail(str(o)); } static boolean assertTrue(String msg, boolean b) { if (!b) throw fail(msg); return b; } static boolean assertTrue(boolean b) { if (!b) throw fail("oops"); return b; } static volatile boolean licensed_yes = true; static boolean licensed() { if (!licensed_yes) return false; ping_okInCleanUp(); return true; } static void licensed_off() { licensed_yes = false; } static Object pcallF_minimalExceptionHandling(Object f, Object... args) { try { return callFunction(f, args); } catch (Throwable e) { System.out.println(getStackTrace(e)); _storeException(e); } return null; } static Set vm_generalIdentityHashSet(Object name) { synchronized(vm_generalMap()) { Set set = (Set) (vm_generalMap_get(name)); if (set == null) vm_generalMap_put(name, set = syncIdentityHashSet()); return set; } } static Map vm_generalHashMap(Object name) { synchronized(vm_generalMap()) { Map m = (Map) (vm_generalMap_get(name)); if (m == null) vm_generalMap_put(name, m = syncHashMap()); return m; } } static Map vm_generalMap_map; static Map vm_generalMap() { if (vm_generalMap_map == null) vm_generalMap_map = (Map) get(javax(), "generalMap"); return vm_generalMap_map; } static Object vm_generalMap_put(Object key, Object value) { return mapPutOrRemove(vm_generalMap(), key, value); } static Map newWeakMap() { return newWeakHashMap(); } static Object call_withVarargs(Object o, String method, Object... args) { try { if (o == null) return null; if (o instanceof Class) { Class c = (Class) o; _MethodCache cache = callOpt_getCache(c); Method me = cache.findStaticMethod(method, args); if (me != null) return invokeMethod(me, null, args); // try varargs List methods = cache.cache.get(method); if (methods != null) methodSearch: for (Method m : methods) { { if (!(m.isVarArgs())) continue; } { if (!(isStaticMethod(m))) continue; } Object[] newArgs = massageArgsForVarArgsCall(m, args); if (newArgs != null) return invokeMethod(m, null, newArgs); } throw fail("Method " + c.getName() + "." + method + "(" + joinWithComma(classNames(args)) + ") not found"); } else { Class c = o.getClass(); _MethodCache cache = callOpt_getCache(c); Method me = cache.findMethod(method, args); if (me != null) return invokeMethod(me, o, args); // try varargs List methods = cache.cache.get(method); if (methods != null) methodSearch: for (Method m : methods) { { if (!(m.isVarArgs())) continue; } Object[] newArgs = massageArgsForVarArgsCall(m, args); if (newArgs != null) return invokeMethod(m, o, newArgs); } throw fail("Method " + c.getName() + "." + method + "(" + joinWithComma(classNames(args)) + ") not found"); } } catch (Exception __e) { throw rethrow(__e); } } //static final Map> getOpt_cache = newDangerousWeakHashMap(f getOpt_special_init); static class getOpt_Map extends WeakHashMap { getOpt_Map() { if (getOpt_special == null) getOpt_special = new HashMap(); clear(); } public void clear() { super.clear(); //print("getOpt clear"); put(Class.class, getOpt_special); put(String.class, getOpt_special); } } static final Map> getOpt_cache = _registerDangerousWeakMap(synchroMap(new getOpt_Map())); //static final Map> getOpt_cache = _registerWeakMap(synchroMap(new getOpt_Map)); static HashMap getOpt_special; // just a marker /*static void getOpt_special_init(Map map) { map.put(Class.class, getOpt_special); map.put(S.class, getOpt_special); }*/ static Map getOpt_getFieldMap(Object o) { Class c = _getClass(o); HashMap map = getOpt_cache.get(c); if (map == null) map = getOpt_makeCache(c); return map; } static Object getOpt_cached(Object o, String field) { try { if (o == null) return null; Map map = getOpt_getFieldMap(o); if (map == getOpt_special) { if (o instanceof Class) return getOpt((Class) o, field); /*if (o instanceof S) ret getOpt(getBot((S) o), field);*/ if (o instanceof Map) return ((Map) o).get(field); } Field f = map.get(field); if (f != null) return f.get(o); if (o instanceof DynamicObject) return syncMapGet2(((DynamicObject) o).fieldValues, field); return null; } catch (Exception __e) { throw rethrow(__e); } } // used internally - we are in synchronized block static HashMap getOpt_makeCache(Class c) { HashMap map; if (isSubtypeOf(c, Map.class)) map = getOpt_special; else { map = new HashMap(); if (!reflection_classesNotToScan().contains(c.getName())) { Class _c = c; do { for (Field f : _c.getDeclaredFields()) { makeAccessible(f); String name = f.getName(); if (!map.containsKey(name)) map.put(name, f); } _c = _c.getSuperclass(); } while (_c != null); } } if (getOpt_cache != null) getOpt_cache.put(c, map); return map; } static Field getOpt_findField(Class c, String field) { Class _c = c; do { for (Field f : _c.getDeclaredFields()) if (f.getName().equals(field)) return f; _c = _c.getSuperclass(); } while (_c != null); return null; } static PersistableThrowable persistableThrowable(Throwable e) { return e == null ? null : new PersistableThrowable(e); } static boolean isInstance(Class type, Object arg) { return type.isInstance(arg); } static long parseLong(String s) { if (empty(s)) return 0; return Long.parseLong(dropSuffix("L", s)); } static long parseLong(Object s) { return Long.parseLong((String) s); } static String snippetImageURL(long snippetID) { return snippetImageURL(fsI(snippetID)); } static String snippetImageURL(String snippetID) { return snippetImageURL(snippetID, "png"); } static String snippetImageURL(String snippetID, String contentType) { if (snippetID == null || isURL(snippetID)) return snippetID; long id = parseSnippetID(snippetID); String url; if (isImageServerSnippet(id)) url = imageServerLink(id); else //url = "http://eyeocr.sourceforge.net/filestore/filestore.php?cmd=serve&file=blob_" + id + "&contentType=image/" + contentType; url = "https://botcompany.de/img/" + id; return url; } static int loadPage_defaultTimeout = 60000; static ThreadLocal loadPage_charset = new ThreadLocal(); static boolean loadPage_allowGzip = true, loadPage_debug; static boolean loadPage_anonymous = false; // don't send computer ID static int loadPage_verboseness = 100000; static int loadPage_retries = 1; //60; // seconds static ThreadLocal loadPage_silent = new ThreadLocal(); static volatile int loadPage_forcedTimeout; // ms static ThreadLocal loadPage_forcedTimeout_byThread = new ThreadLocal(); // ms static ThreadLocal>> loadPage_responseHeaders = new ThreadLocal(); static ThreadLocal> loadPage_extraHeaders = new ThreadLocal(); static ThreadLocal loadPage_sizeLimit = new ThreadLocal(); public static String loadPageSilently(String url) { try { return loadPageSilently(new URL(loadPage_preprocess(url))); } catch (Exception __e) { throw rethrow(__e); } } public static String loadPageSilently(URL url) { try { if (!networkAllowanceTest(str(url))) throw fail("Not allowed: " + url); IOException e = null; for (int tries = 0; tries < loadPage_retries; tries++) try { URLConnection con = loadPage_openConnection(url); return loadPage(con, url); } catch (IOException _e) { e = _e; if (loadPage_debug) print(exceptionToStringShort(e)); if (tries < loadPage_retries-1) sleepSeconds(1); } throw e; } catch (Exception __e) { throw rethrow(__e); } } static String loadPage_preprocess(String url) { if (url.startsWith("tb/")) // don't think we use this anymore url = tb_mainServer() + "/" + url; if (url.indexOf("://") < 0) url = "http://" + url; return url; } static String loadPage(String url) { try { url = loadPage_preprocess(url); if (!isTrue(loadPage_silent.get())) printWithTime("Loading: " + hideCredentials(url)); return loadPageSilently(new URL(url)); } catch (Exception __e) { throw rethrow(__e); } } static String loadPage(URL url) { return loadPage(url.toExternalForm()); } static String loadPage(URLConnection con, URL url) throws IOException { return loadPage(con, url, true); } static String loadPage(URLConnection con, URL url, boolean addHeaders) throws IOException { Map extraHeaders = getAndClearThreadLocal(loadPage_extraHeaders); Long limit = optPar(loadPage_sizeLimit); if (addHeaders) try { if (!loadPage_anonymous) setHeaders(con); if (loadPage_allowGzip) con.setRequestProperty("Accept-Encoding", "gzip"); con.setRequestProperty("X-No-Cookies", "1"); for (String key : keys(extraHeaders)) con.setRequestProperty(key, extraHeaders.get(key)); } catch (Throwable e) {} // fails if within doPost vm_generalSubMap("URLConnection per thread").put(currentThread(), con); loadPage_responseHeaders.set(con.getHeaderFields()); InputStream in = null; try { in = urlConnection_getInputStream(con); //vm_generalSubMap("InputStream per thread").put(currentThread(), in); if (loadPage_debug) print("Put stream in map: " + currentThread()); String contentType = con.getContentType(); if (contentType == null) { //printStruct("Headers: ", con.getHeaderFields()); throw new IOException("Page could not be read: " + hideCredentials(url)); } //print("Content-Type: " + contentType); String charset = loadPage_charset == null ? null : loadPage_charset.get(); if (charset == null) charset = loadPage_guessCharset(contentType); if ("gzip".equals(con.getContentEncoding())) { if (loadPage_debug) print("loadPage: Using gzip."); in = newGZIPInputStream(in); } Reader r; try { r = new InputStreamReader(in, unquote(charset)); } catch (UnsupportedEncodingException e) { print(toHex(utf8(charset))); throw e; } boolean silent = isTrue(loadPage_silent.get()); StringBuilder buf = new StringBuilder(); int n = 0; while (limit == null || n < limit) { ping(); int ch = r.read(); if (ch < 0) break; buf.append((char) ch); ++n; if (!silent && (n % loadPage_verboseness) == 0) print(" " + n + " chars read"); } return buf.toString(); } finally { if (loadPage_debug) print("loadPage done"); //vm_generalSubMap("InputStream per thread").remove(currentThread()); vm_generalSubMap("URLConnection per thread").remove(currentThread()); if (in != null) in.close(); } } static String loadPage_guessCharset(String contentType) { Matcher m = regexpMatcher("text/[a-z]+;\\s*charset=([^\\s]+)\\s*", 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"); return or(match, "UTF-8"); } static URLConnection loadPage_openConnection(URL url) { URLConnection con = openConnection(url); int timeout = toInt(loadPage_forcedTimeout_byThread.get()); if (timeout == 0) timeout = loadPage_forcedTimeout; if (timeout != 0) setURLConnectionTimeouts(con, loadPage_forcedTimeout); else setURLConnectionDefaultTimeouts(con, loadPage_defaultTimeout); return con; } static A getAndClearThreadLocal(ThreadLocal tl) { A a = tl.get(); tl.set(null); return a; } static void setHeaders(URLConnection con) throws IOException { String computerID = getComputerID_quick(); if (computerID != null) try { con.setRequestProperty("X-ComputerID", computerID); con.setRequestProperty("X-OS", System.getProperty("os.name") + " " + System.getProperty("os.version")); } catch (Throwable e) { //printShortException(e); } } static Set keys(Map map) { return map == null ? new HashSet() : map.keySet(); } // convenience shortcut for keys_gen static Set keys(Object map) { return keys((Map) map); } static Set keys(MultiMap mm) { return mm.keySet(); } static A println(A a) { return print(a); } static FileOutputStream newFileOutputStream(File path) throws IOException { return newFileOutputStream(path.getPath()); } static FileOutputStream newFileOutputStream(String path) throws IOException { return newFileOutputStream(path, false); } static FileOutputStream newFileOutputStream(File path, boolean append) throws IOException { return newFileOutputStream(path.getPath(), append); } static FileOutputStream newFileOutputStream(String path, boolean append) throws IOException { mkdirsForFile(path); FileOutputStream f = new FileOutputStream(path, append); _registerIO(f, path, true); return f; } static File javaxCachesDir_dir; // can be set to work on different base dir static File javaxCachesDir() { return javaxCachesDir_dir != null ? javaxCachesDir_dir : new File(userHome(), "JavaX-Caches"); } static File javaxCachesDir(String sub) { return newFile(javaxCachesDir(), sub); } static String imageServerURL() { return or2(trim(loadTextFile(javaxDataDir("image-server-url.txt"))), "http://botcompany.de/images/raw/"); } static volatile boolean muricaPassword_pretendNotAuthed = false; static String muricaPassword() { if (muricaPassword_pretendNotAuthed) return null; return trim(loadTextFile(muricaPasswordFile())); } static String fileServerURL() { return "https://botcompany.de/files"; } 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 loadTextFile(String fileName) { return loadTextFile(fileName, null); } static String loadTextFile(File f, String defaultContents) { return loadTextFile(f, defaultContents, "UTF-8"); } static String loadTextFile(File f, String defaultContents, String encoding) { try { checkFileNotTooBigToRead(f); if (f == null || !f.exists()) return defaultContents; FileInputStream fileInputStream = new FileInputStream(f); InputStreamReader inputStreamReader = new InputStreamReader(fileInputStream, encoding); return loadTextFile(inputStreamReader); } catch (Exception __e) { throw rethrow(__e); } } public static String loadTextFile(File fileName) { return loadTextFile(fileName, null); } static String loadTextFile(String fileName, String defaultContents) { return fileName == null ? defaultContents : loadTextFile(newFile(fileName), defaultContents); } static String loadTextFile(Reader reader) throws IOException { StringBuilder builder = new StringBuilder(); try { char[] buffer = new char[1024]; int n; while (-1 != (n = reader.read(buffer))) builder.append(buffer, 0, n); } finally { reader.close(); } return str(builder); } static File 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); } public static File mkdirsFor(File file) { return mkdirsForFile(file); } static void copyStreamWithPrints(InputStream in, OutputStream out, String pat) { try { byte[] buf = new byte[65536]; int total = 0; while (true) { int n = in.read(buf); if (n <= 0) return; out.write(buf, 0, n); if ((total+n)/100000 > total/100000) print(pat.replace("{*}", str(roundDownTo(100000, total)))); total += n; } } catch (Exception __e) { throw rethrow(__e); } } static File renameFile_assertTrue(File a, File b) { try { if (a.equals(b)) return b; // no rename necessary if (!a.exists()) throw fail("Source file not found: " + f2s(a)); if (b.exists()) throw fail("Target file exists: " + f2s(b)); mkdirsForFile(b); if (!a.renameTo(b)) throw fail("Can't rename " + f2s(a) + " to " + f2s(b)); return b; } catch (Exception __e) { throw rethrow(__e); } } static Object callOpt(Object o) { return callF(o); } static Object callOpt(Object o, String method, Object... args) { return callOpt_withVarargs(o, method, args); } static String unnull(String s) { return s == null ? "" : s; } static Collection unnull(Collection l) { return l == null ? emptyList() : l; } static List unnull(List l) { return l == null ? emptyList() : l; } static int[] unnull(int[] l) { return l == null ? emptyIntArray() : l; } static char[] unnull(char[] l) { return l == null ? emptyCharArray() : l; } static double[] unnull(double[] l) { return l == null ? emptyDoubleArray() : l; } static Map unnull(Map l) { return l == null ? emptyMap() : l; } static Iterable unnull(Iterable i) { return i == null ? emptyList() : i; } static A[] unnull(A[] a) { return a == null ? (A[]) emptyObjectArray() : a; } static BitSet unnull(BitSet b) { return b == null ? new BitSet() : b; } static Pt unnull(Pt p) { return p == null ? new Pt() : p; } //ifclass Symbol static Symbol unnull(Symbol s) { return s == null ? emptySymbol() : s; } //endif static Pair unnull(Pair p) { return p != null ? p : new Pair(null, null); } static int unnull(Integer i) { return i == null ? 0 : i; } static long unnull(Long l) { return l == null ? 0L : l; } static double unnull(Double l) { return l == null ? 0.0 : l; } static byte[] hexToBytes(String s) { if (odd(l(s))) throw fail("Hex string has odd length: " + quote(shorten(10, s))); int n = l(s) / 2; byte[] bytes = new byte[n]; for (int i = 0; i < n; i++) { int a = parseHexChar(s.charAt(i*2)); int b = parseHexChar(s.charAt(i*2+1)); if (a < 0 || b < 0) throw fail("Bad hex byte: " + quote(substring(s, i*2, i*2+2)) + " at " + i*2 + "/" + l(s)); bytes[i] = (byte) ((a << 4) | b); } return bytes; } static byte[] loadBinaryFilePart(File file, long start, long end) { try { RandomAccessFile raf = new RandomAccessFile(file, "r"); int n = toInt(min(raf.length(), end-start)); byte[] buffer = new byte[n]; try { raf.seek(start); raf.readFully(buffer, 0, n); return buffer; } finally { raf.close(); } } catch (Exception __e) { throw rethrow(__e); } } static Class __javax; static Class getJavaX() { try { return __javax; } catch (Exception __e) { throw rethrow(__e); } } static void __setJavaX(Class j) { __javax = j; _onJavaXSet(); } static String replacePrefix(String prefix, String replacement, String s) { if (!startsWith(s, prefix)) return s; return replacement + substring(s, l(prefix)); } static boolean isFile(File f) { return f != null && f.isFile(); } static boolean isFile(String path) { return isFile(newFile(path)); } static A setThreadLocal(ThreadLocal tl, A value) { if (tl == null) return null; A old = tl.get(); tl.set(value); return old; } static HashMap> callMC_cache = new HashMap(); static String callMC_key; static Method callMC_value; // varargs assignment fixer for a single string array argument static Object callMC(String method, String[] arg) { return callMC(method, new Object[] {arg}); } static Object callMC(String method, Object... args) { try { Method me; if (callMC_cache == null) callMC_cache = new HashMap(); // initializer time workaround synchronized(callMC_cache) { me = method == callMC_key ? callMC_value : null; } if (me != null) try { return invokeMethod(me, null, args); } catch (IllegalArgumentException e) { throw new RuntimeException("Can't call " + me + " with arguments " + classNames(args), e); } List m; synchronized(callMC_cache) { m = callMC_cache.get(method); } if (m == null) { if (callMC_cache.isEmpty()) { callMC_makeCache(); m = callMC_cache.get(method); } if (m == null) throw fail("Method named " + method + " not found in main"); } int n = m.size(); if (n == 1) { me = m.get(0); synchronized(callMC_cache) { callMC_key = method; callMC_value = me; } try { return invokeMethod(me, null, args); } catch (IllegalArgumentException e) { throw new RuntimeException("Can't call " + me + " with arguments " + classNames(args), e); } } for (int i = 0; i < n; i++) { me = m.get(i); if (call_checkArgs(me, args, false)) return invokeMethod(me, null, args); } throw fail("No method called " + method + " with arguments (" + joinWithComma(getClasses(args)) + ") found in main"); } catch (Exception __e) { throw rethrow(__e); } } static void callMC_makeCache() { synchronized(callMC_cache) { callMC_cache.clear(); Class _c = (Class) mc(), c = _c; while (c != null) { for (Method m : c.getDeclaredMethods()) if ((m.getModifiers() & java.lang.reflect.Modifier.STATIC) != 0) { makeAccessible(m); multiMapPut(callMC_cache, m.getName(), m); } c = c.getSuperclass(); } } } static Pair pair(A a, B b) { return new Pair(a, b); } static Pair pair(A a) { return new Pair(a, a); } static A assertNotNull(A a) { assertTrue(a != null); return a; } static A assertNotNull(String msg, A a) { assertTrue(msg, a != null); return a; } static Map synchroHashMap() { return synchronizedMap(new HashMap()); } public static String join(String glue, Iterable strings) { if (strings == null) return ""; if (strings instanceof Collection) { if (((Collection) strings).size() == 1) return str(first((Collection) strings)); } StringBuilder buf = new StringBuilder(); Iterator i = strings.iterator(); if (i.hasNext()) { buf.append(i.next()); while (i.hasNext()) buf.append(glue).append(i.next()); } return buf.toString(); } public static String join(String glue, String... strings) { return join(glue, Arrays.asList(strings)); } public static String join(String glue, Object... strings) { return join(glue, Arrays.asList(strings)); } static String join(Iterable strings) { return join("", strings); } static String join(Iterable strings, String glue) { return join(glue, strings); } public static String join(String[] strings) { return join("", strings); } static String join(String glue, Pair p) { return p == null ? "" : str(p.a) + glue + str(p.b); } static List getClassNames(Collection l) { List out = new ArrayList(); if (l != null) for (Object o : l) out.add(o == null ? null : getClassName(o)); return out; } static boolean startsWith(String a, String b) { return a != null && a.startsWith(unnull(b)); } static boolean startsWith(String a, char c) { return nemptyString(a) && a.charAt(0) == c; } static boolean startsWith(String a, String b, Matches m) { if (!startsWith(a, b)) return false; if (m != null) m.m = new String[] {substring(a, strL(b))}; return true; } static boolean startsWith(List a, List b) { if (a == null || listL(b) > listL(a)) return false; for (int i = 0; i < listL(b); i++) if (neq(a.get(i), b.get(i))) return false; return true; } static boolean domainIsUnder(String domain, String mainDomain) { return eqic(domain, mainDomain) || ewic(domain, "." + mainDomain); } static String theAGIBlueDomain() { return "agi.blue"; } // unclear semantics as to whether return null on null static ArrayList asList(A[] a) { return a == null ? new ArrayList() : new ArrayList(Arrays.asList(a)); } static ArrayList asList(int[] a) { if (a == null) return null; ArrayList l = emptyList(a.length); for (int i : a) l.add(i); return l; } static ArrayList asList(long[] a) { if (a == null) return null; ArrayList l = emptyList(a.length); for (long i : a) l.add(i); return l; } static ArrayList asList(float[] a) { if (a == null) return null; ArrayList l = emptyList(a.length); for (float i : a) l.add(i); return l; } static ArrayList asList(double[] a) { if (a == null) return null; ArrayList l = emptyList(a.length); for (double i : a) l.add(i); return l; } static ArrayList asList(short[] a) { if (a == null) return null; ArrayList l = emptyList(a.length); for (short i : a) l.add(i); return l; } static ArrayList asList(Iterator it) { ArrayList l = new ArrayList(); if (it != null) while (it.hasNext()) l.add(it.next()); return l; } // disambiguation static ArrayList asList(IterableIterator s) { return asList((Iterator) s); } static ArrayList asList(Iterable s) { if (s instanceof ArrayList) return (ArrayList) s; ArrayList l = new ArrayList(); if (s != null) for (A a : s) l.add(a); return l; } static ArrayList asList(Enumeration e) { ArrayList l = new ArrayList(); if (e != null) while (e.hasMoreElements()) l.add(e.nextElement()); return l; } static List asList(Pair p) { return p == null ? null : ll(p.a, p.b); } // TODO: JDK 17!! ?? No! Yes? Yes!! static Object collectionMutex(List l) { return l; } static Object collectionMutex(Object o) { if (o instanceof List) return o; // TODO: actually use our own maps so we can get the mutex properly String c = className(o); return o; } static A liftLast(List l) { if (empty(l)) return null; int i = l(l)-1; A a = l.get(i); l.remove(i); return a; } static List liftLast(int n, List l) { int i = l(l)-n; List part = cloneSubList(l, i); removeSubList(l, i); return part; } static A printException(A e) { printStackTrace(e); return e; } static A vm_generalMap_getOrCreate(Object key, F0 create) { return vm_generalMap_getOrCreate(key, f0ToIF0(create)); } static A vm_generalMap_getOrCreate(Object key, IF0 create) { Map generalMap = vm_generalMap(); if (generalMap == null) return null; // must be x30 init synchronized(generalMap) { // should switch to locks here A a = (A) (vm_generalMap_get(key)); if (a == null) vm_generalMap_put(key, a = create == null ? null : create.get()); return a; } } static A callF_gen(F0 f) { return f == null ? null : f.get(); } static B callF_gen(F1 f, A a) { return f == null ? null : f.get(a); } static A callF_gen(IF0 f) { return f == null ? null : f.get(); } static B callF_gen(IF1 f, A a) { return f == null ? null : f.get(a); } static B callF_gen(A a, IF1 f) { return f == null ? null : f.get(a); } static void callF_gen(VF1 f, A a) { { if (f != null) f.get(a); } } static void callF_gen(A a, IVF1 f) { { if (f != null) f.get(a); } } static void callF_gen(IVF1 f, A a) { { if (f != null) f.get(a); } } static Object callF_gen(Runnable r) { { if (r != null) r.run(); } return null; } static Object callF_gen(Object f, Object... args) { return callF(f, args); } static Throwable _storeException_value; static void _storeException(Throwable e) { _storeException_value = e; } static Set syncIdentityHashSet() { return (Set) synchronizedSet(identityHashSet()); } static Map syncHashMap() { return synchroHashMap(); } // get purpose 1: access a list/array/map (safer version of x.get(y)) static A get(List l, int idx) { return l != null && idx >= 0 && idx < l(l) ? l.get(idx) : null; } // seems to conflict with other signatures /*static B get(Map map, A key) { ret map != null ? map.get(key) : null; }*/ static A get(A[] l, int idx) { return idx >= 0 && idx < l(l) ? l[idx] : null; } // default to false static boolean get(boolean[] l, int idx) { return idx >= 0 && idx < l(l) ? l[idx] : false; } // get purpose 2: access a field by reflection or a map static Object get(Object o, String field) { try { if (o == null) return null; if (o instanceof Class) return get((Class) o, field); if (o instanceof Map) return ((Map) o).get(field); Field f = getOpt_findField(o.getClass(), field); if (f != null) { makeAccessible(f); return f.get(o); } if (o instanceof DynamicObject) return getOptDynOnly(((DynamicObject) o), field); } catch (Exception e) { throw asRuntimeException(e); } throw new RuntimeException("Field '" + field + "' not found in " + o.getClass().getName()); } static Object get_raw(String field, Object o) { return get_raw(o, field); } static Object get_raw(Object o, String field) { try { if (o == null) return null; Field f = get_findField(o.getClass(), field); makeAccessible(f); return f.get(o); } catch (Exception __e) { throw rethrow(__e); } } static Object get(Class c, String field) { try { Field f = get_findStaticField(c, field); makeAccessible(f); return f.get(null); } catch (Exception e) { throw new RuntimeException(e); } } static Field get_findStaticField(Class c, String field) { Class _c = c; do { for (Field f : _c.getDeclaredFields()) if (f.getName().equals(field) && (f.getModifiers() & java.lang.reflect.Modifier.STATIC) != 0) return f; _c = _c.getSuperclass(); } while (_c != null); throw new RuntimeException("Static field '" + field + "' not found in " + c.getName()); } static Field get_findField(Class c, String field) { Class _c = c; do { for (Field f : _c.getDeclaredFields()) if (f.getName().equals(field)) return f; _c = _c.getSuperclass(); } while (_c != null); throw new RuntimeException("Field '" + field + "' not found in " + c.getName()); } static Object get(String field, Object o) { return get(o, field); } static boolean get(BitSet bs, int idx) { return bs != null && bs.get(idx); } static B mapPutOrRemove(Map map, A key, B value) { if (map != null && key != null) if (value != null) return map.put(key, value); else return map.remove(key); return null; } static final Map callOpt_cache = newDangerousWeakHashMap(); static Object callOpt_cached(Object o, String methodName, Object... args) { try { if (o == null) return null; if (o instanceof Class) { Class c = (Class) o; _MethodCache cache = callOpt_getCache(c); // TODO: (super-rare) case where method exists static and non-static // with different args Method me = cache.findMethod(methodName, args); if (me == null || (me.getModifiers() & Modifier.STATIC) == 0) return null; return invokeMethod(me, null, args); } else { Class c = o.getClass(); _MethodCache cache = callOpt_getCache(c); Method me = cache.findMethod(methodName, args); if (me == null) return null; return invokeMethod(me, o, args); } } catch (Exception __e) { throw rethrow(__e); } } // no longer synchronizes! (see #1102990) static _MethodCache callOpt_getCache(Class c) { _MethodCache cache = callOpt_cache.get(c); if (cache == null) callOpt_cache.put(c, cache = new _MethodCache(c)); return cache; } static boolean isStaticMethod(Method m) { return methodIsStatic(m); } static Object[] massageArgsForVarArgsCall(Method m, Object[] args) { Class[] types = m.getParameterTypes(); int n = types.length-1, nArgs = args.length; if (nArgs < n) return null; for (int i = 0; i < n; i++) if (!argumentCompatibleWithType(args[i], types[i])) return null; Class varArgType = types[n].getComponentType(); for (int i = n; i < nArgs; i++) if (!argumentCompatibleWithType(args[i], varArgType)) return null; Object[] newArgs = new Object[n+1]; arraycopy(args, 0, newArgs, 0, n); Object[] varArgs = arrayOfType(varArgType, nArgs-n); arraycopy(args, n, varArgs, 0, nArgs-n); newArgs[n] = varArgs; return newArgs; } static String joinWithComma(Collection c) { return join(", ", c); } static String joinWithComma(Object... c) { return join(", ", c); } static String joinWithComma(String... c) { return join(", ", c); } static String joinWithComma(Pair p) { return p == null ? "" : joinWithComma(str(p.a), str(p.b)); } static void clear(Collection c) { if (c != null) c.clear(); } static void clear(Map map) { if (map != null) map.clear(); } static void put(Map map, A a, B b) { if (map != null) map.put(a, b); } static void put(List l, int i, A a) { if (l != null && i >= 0 && i < l(l)) l.set(i, a); } static Class _getClass(String name) { try { return Class.forName(name); } catch (ClassNotFoundException e) { return null; // could optimize this } } static Class _getClass(Object o) { return o == null ? null : o instanceof Class ? (Class) o : o.getClass(); } static Class _getClass(Object realm, String name) { try { return classLoaderForObject(realm).loadClass(classNameToVM(name)); } catch (ClassNotFoundException e) { return null; // could optimize this } } static B syncMapGet2(Map map, A a) { if (map == null) return null; synchronized(collectionMutex(map)) { return map.get(a); } } static B syncMapGet2(A a, Map map) { return syncMapGet2(map, a); } static boolean isSubtypeOf(Class a, Class b) { return a != null && b != null && b.isAssignableFrom(a); // << always hated that method, let's replace it! } static Set reflection_classesNotToScan_value = litset( "jdk.internal.loader.URLClassPath" ); static Set reflection_classesNotToScan() { return reflection_classesNotToScan_value; } static String dropSuffix(String suffix, String s) { return nempty(suffix) && endsWith(s, suffix) ? s.substring(0, l(s)-l(suffix)) : s; } static String imageServerLink(String md5OrID) { if (possibleMD5(md5OrID)) return "https://botcompany.de/images/md5/" + md5OrID; return imageServerLink(parseSnippetID(md5OrID)); } static String imageServerLink(long id) { return "https://botcompany.de/images/" + id; } static boolean networkAllowanceTest(String url) { return isAllowed("networkAllowanceTest", url); } static String exceptionToStringShort(Throwable e) { lastException(e); e = getInnerException(e); String msg = hideCredentials(unnull(e.getMessage())); if (msg.indexOf("Error") < 0 && msg.indexOf("Exception") < 0) return baseClassName(e) + prependIfNempty(": ", msg); else return msg; } static void sleepSeconds(double s) { if (s > 0) sleep(round(s*1000)); } static A printWithTime(A a) { return printWithTime("", a); } static A printWithTime(String s, A a) { print(hmsWithColons() + ": " + s, a); return a; } static A optPar(ThreadLocal tl, A defaultValue) { A a = tl.get(); if (a != null) { tl.set(null); return a; } return defaultValue; } static A optPar(ThreadLocal tl) { return optPar(tl, null); } static Object optPar(Object[] params, String name) { return optParam(params, name); } static Object optPar(String name, Object[] params) { return optParam(params, name); } static Object optPar(String name, Map params) { return optParam(name, params); } static A optPar(Object[] params, String name, A defaultValue) { return optParam(params, name, defaultValue); } static A optPar(String name, Object[] params, A defaultValue) { return optParam(params, name, defaultValue); } static Map vm_generalSubMap(Object name) { synchronized(vm_generalMap()) { Map map = (Map) (vm_generalMap_get(name)); if (map == null) vm_generalMap_put(name, map = synchroMap()); return map; } } static InputStream urlConnection_getInputStream(URLConnection con) throws IOException { return con.getInputStream(); } static GZIPInputStream newGZIPInputStream(File f) { return gzInputStream(f); } static GZIPInputStream newGZIPInputStream(InputStream in) { return gzInputStream(in); } static String unquote(String s) { if (s == null) return null; if (startsWith(s, '[')) { int i = 1; while (i < s.length() && s.charAt(i) == '=') ++i; if (i < s.length() && s.charAt(i) == '[') { String m = s.substring(1, i); if (s.endsWith("]" + m + "]")) return s.substring(i+1, s.length()-i-1); } } if (s.length() > 1) { char c = s.charAt(0); if (c == '\"' || c == '\'') { int l = endsWith(s, c) ? s.length()-1 : s.length(); StringBuilder sb = new StringBuilder(l-1); for (int i = 1; i < l; i++) { char ch = s.charAt(i); if (ch == '\\') { char nextChar = (i == l - 1) ? '\\' : s.charAt(i + 1); // Octal escape? if (nextChar >= '0' && nextChar <= '7') { String code = "" + nextChar; i++; if ((i < l - 1) && s.charAt(i + 1) >= '0' && s.charAt(i + 1) <= '7') { code += s.charAt(i + 1); i++; if ((i < l - 1) && s.charAt(i + 1) >= '0' && s.charAt(i + 1) <= '7') { code += s.charAt(i + 1); i++; } } sb.append((char) Integer.parseInt(code, 8)); continue; } switch (nextChar) { case '\"': ch = '\"'; break; case '\\': ch = '\\'; break; case 'b': ch = '\b'; break; case 'f': ch = '\f'; break; case 'n': ch = '\n'; break; case 'r': ch = '\r'; break; case 't': ch = '\t'; break; case '\'': ch = '\''; break; // Hex Unicode: u???? case 'u': if (i >= l - 5) { ch = 'u'; break; } int code = Integer.parseInt( "" + s.charAt(i + 2) + s.charAt(i + 3) + s.charAt(i + 4) + s.charAt(i + 5), 16); sb.append(Character.toChars(code)); i += 5; continue; default: ch = nextChar; // added by Stefan } i++; } sb.append(ch); } return sb.toString(); } } return s; // not quoted - return original } static String toHex(byte[] bytes) { return bytesToHex(bytes); } static String toHex(byte[] bytes, int ofs, int len) { return bytesToHex(bytes, ofs, len); } static byte[] utf8(String s) { return toUtf8(s); } static Matcher regexpMatcher(String pat, String s) { return compileRegexp(pat).matcher(unnull(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); if (o instanceof Boolean) return boolToInt((Boolean) o); throw fail("woot not int: " + getClassName(o)); } static int toInt(long l) { if (l != (int) l) throw fail("Too large for int: " + l); return (int) l; } static URLConnection setURLConnectionTimeouts(URLConnection con, long timeout) { con.setConnectTimeout(toInt(timeout)); con.setReadTimeout(toInt(timeout)); if (con.getConnectTimeout() != timeout || con.getReadTimeout() != timeout) print("Warning: Timeouts not set by JDK."); return con; } static URLConnection setURLConnectionDefaultTimeouts(URLConnection con, long timeout) { if (con.getConnectTimeout() == 0) { con.setConnectTimeout(toInt(timeout)); if (con.getConnectTimeout() != timeout) print("Warning: URL connect timeout not set by JDK."); } if (con.getReadTimeout() == 0) { con.setReadTimeout(toInt(timeout)); if (con.getReadTimeout() != timeout) print("Warning: URL read timeout not set by JDK."); } return con; } static String getComputerID_quick() { return computerID(); } public static File mkdirsForFile(File file) { File dir = file.getParentFile(); if (dir != null) { // is null if file is in current dir dir.mkdirs(); if (!dir.isDirectory()) if (dir.isFile()) throw fail("Please delete the file " + f2s(dir) + " - it is supposed to be a directory!"); else throw fail("Unknown IO exception during mkdirs of " + f2s(file)); } return file; } public static String mkdirsForFile(String path) { mkdirsForFile(new File(path)); return path; } static void _registerIO(Object object, String path, boolean opened) { } static String _userHome; static String userHome() { if (_userHome == null) return actualUserHome(); return _userHome; } static File userHome(String path) { return new File(userDir(), path); } static String or2(String a, String b) { return nempty(a) ? a : b; } static String or2(String a, String b, String c) { return or2(or2(a, b), c); } static File javaxDataDir_dir; // can be set to work on different base dir static File javaxDataDir() { return javaxDataDir_dir != null ? javaxDataDir_dir : new File(userHome(), "JavaX-Data"); } static File javaxDataDir(String... subs) { return newFile(javaxDataDir(), subs); } static File muricaPasswordFile() { return new File(javaxSecretDir(), "murica/muricaPasswordFile"); } static ThreadLocal> checkFileNotTooBigToRead_tl = new ThreadLocal(); static void checkFileNotTooBigToRead(File f) { callF(checkFileNotTooBigToRead_tl.get(), f); } static File getProgramDir() { return programDir(); } static File getProgramDir(String snippetID) { return programDir(snippetID); } 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)); } // TODO: optimize to x-(x%n) in case that's the same thing // (or x-mod(x,n)?) static int roundDownTo(int n, int x) { return x/n*n; } static long roundDownTo(long n, long x) { return x/n*n; } static Object callOpt_withVarargs(Object o, String method, Object... args) { try { if (o == null) return null; if (o instanceof Class) { Class c = (Class) o; _MethodCache cache = callOpt_getCache(c); Method me = cache.findMethod(method, args); if (me == null) { // TODO: varargs return null; } if ((me.getModifiers() & Modifier.STATIC) == 0) return null; return invokeMethod(me, null, args); } else { Class c = o.getClass(); _MethodCache cache = callOpt_getCache(c); Method me = cache.findMethod(method, args); if (me != null) return invokeMethod(me, o, args); // try varargs List methods = cache.cache.get(method); if (methods != null) methodSearch: for (Method m : methods) { { if (!(m.isVarArgs())) continue; } Object[] newArgs = massageArgsForVarArgsCall(m, args); if (newArgs != null) return invokeMethod(m, o, newArgs); } return null; } } catch (Exception __e) { throw rethrow(__e); } } static ArrayList emptyList() { return new ArrayList(); //ret Collections.emptyList(); } static ArrayList emptyList(int capacity) { return new ArrayList(max(0, capacity)); } // Try to match capacity static ArrayList emptyList(Iterable l) { return l instanceof Collection ? emptyList(((Collection) l).size()) : emptyList(); } static ArrayList emptyList(Object[] l) { return emptyList(l(l)); } // get correct type at once static ArrayList emptyList(Class c) { return new ArrayList(); } static int[] emptyIntArray_a = new int[0]; static int[] emptyIntArray() { return emptyIntArray_a; } static char[] emptyCharArray = new char[0]; static char[] emptyCharArray() { return emptyCharArray; } static double[] emptyDoubleArray = new double[0]; static double[] emptyDoubleArray() { return emptyDoubleArray; } static Map emptyMap() { return new HashMap(); } static Object[] emptyObjectArray_a = new Object[0]; static Object[] emptyObjectArray() { return emptyObjectArray_a; } static Symbol emptySymbol_value; static Symbol emptySymbol() { if (emptySymbol_value == null) emptySymbol_value = symbol(""); return emptySymbol_value; } static boolean odd(int i) { return (i & 1) != 0; } static boolean odd(long i) { return (i & 1) != 0; } static boolean odd(BigInteger i) { return odd(toInt(i)); } static String quote(Object o) { if (o == null) return "null"; return quote(str(o)); } static String quote(String s) { if (s == null) return "null"; StringBuilder out = new StringBuilder((int) (l(s)*1.5+2)); quote_impl(s, out); return out.toString(); } static void quote_impl(String s, StringBuilder out) { out.append('"'); int l = s.length(); for (int i = 0; i < l; i++) { char c = s.charAt(i); if (c == '\\' || c == '"') out.append('\\').append(c); else if (c == '\r') out.append("\\r"); else if (c == '\n') out.append("\\n"); else if (c == '\t') out.append("\\t"); else if (c == '\0') out.append("\\0"); else out.append(c); } out.append('"'); } static int shorten_default = 100; static String shorten(CharSequence s) { return shorten(s, shorten_default); } static String shorten(CharSequence s, int max) { return shorten(s, max, "..."); } static String shorten(CharSequence s, int max, String shortener) { if (s == null) return ""; if (max < 0) return str(s); return s.length() <= max ? str(s) : subCharSequence(s, 0, min(s.length(), max-l(shortener))) + shortener; } static String shorten(int max, CharSequence s) { return shorten(s, max); } static int parseHexChar(char c) { if (c >= '0' && c <= '9') return charDiff(c, '0'); if (c >= 'a' && c <= 'f') return charDiff(c, 'a')+10; if (c >= 'A' && c <= 'F') return charDiff(c, 'A')+10; return -1; } static String substring(String s, int x) { return substring(s, x, strL(s)); } static String substring(String s, int x, int y) { if (s == null) return null; if (x < 0) x = 0; int n = s.length(); if (y < x) y = x; if (y > n) y = n; if (x >= y) return ""; return s.substring(x, y); } // convenience method for quickly dropping a prefix static String substring(String s, CharSequence l) { return substring(s, lCharSequence(l)); } static int min(int a, int b) { return Math.min(a, b); } static long min(long a, long b) { return Math.min(a, b); } static float min(float a, float b) { return Math.min(a, b); } static float min(float a, float b, float c) { return min(min(a, b), c); } static double min(double a, double b) { return Math.min(a, b); } static double min(double[] c) { double x = Double.MAX_VALUE; for (double d : c) x = Math.min(x, d); return x; } static float min(float[] c) { float x = Float.MAX_VALUE; for (float d : c) x = Math.min(x, d); return x; } static byte min(byte[] c) { byte x = 127; for (byte d : c) if (d < x) x = d; return x; } static short min(short[] c) { short x = 0x7FFF; for (short d : c) if (d < x) x = d; return x; } static int min(int[] c) { int x = Integer.MAX_VALUE; for (int d : c) if (d < x) x = d; return x; } static void _onJavaXSet() {} static List getClasses(Object[] array) { List l = emptyList(l(array)); for (Object o : array) l.add(_getClass(o)); return l; } static void multiMapPut(Map> map, A a, B b) { List l = map.get(a); if (l == null) map.put(a, l = new ArrayList()); l.add(b); } static void multiMapPut(MultiMap mm, A key, B value) { if (mm != null && key != null && value != null) mm.put(key, value); } static Map synchronizedMap() { return synchroMap(); } static Map synchronizedMap(Map map) { return synchroMap(map); } static Object first(Object list) { return first((Iterable) list); } static A first(List list) { return empty(list) ? null : list.get(0); } static A first(A[] bla) { return bla == null || bla.length == 0 ? null : bla[0]; } static Pair first(Map map) { return mapEntryToPair(first(entrySet(map))); } static Pair first(MultiMap mm) { if (mm == null) return null; var e = first(mm.data.entrySet()); if (e == null) return null; return pair(e.getKey(), first(e.getValue())); } static A first(IterableIterator i) { return first((Iterator) i); } static A first(Iterator i) { return i == null || !i.hasNext() ? null : i.next(); } static A first(Iterable i) { if (i == null) return null; Iterator it = i.iterator(); return it.hasNext() ? it.next() : null; } static Character first(String s) { return empty(s) ? null : s.charAt(0); } static Character first(CharSequence s) { return empty(s) ? null : s.charAt(0); } static A first(Pair p) { return p == null ? null : p.a; } static Byte first(byte[] l) { return empty(l) ? null : l[0]; } static A first(A[] l, IF1 pred) { return firstThat(l, pred); } static A first(Iterable l, IF1 pred) { return firstThat(l, pred); } static A first(IF1 pred, Iterable l) { return firstThat(pred, l); } static boolean nemptyString(String s) { return s != null && s.length() > 0; } static int strL(String s) { return s == null ? 0 : s.length(); } static int listL(Collection l) { return l == null ? 0 : l.size(); } static boolean eqic(String a, String b) { if ((a == null) != (b == null)) return false; if (a == null) return true; return a.equalsIgnoreCase(b); } static boolean eqic(Symbol a, Symbol b) { return eq(a, b); } static boolean eqic(Symbol a, String b) { return eqic(asString(a), b); } static boolean eqic(char a, char b) { if (a == b) return true; char u1 = Character.toUpperCase(a); char u2 = Character.toUpperCase(b); if (u1 == u2) return true; return Character.toLowerCase(u1) == Character.toLowerCase(u2); } static boolean ewic(String a, String b) { return endsWithIgnoreCase(a, b); } static boolean ewic(String a, String b, Matches m) { return endsWithIgnoreCase(a, b, m); } static List ll(A... a) { ArrayList l = new ArrayList(a.length); if (a != null) for (A x : a) l.add(x); return l; } static String className(Object o) { return getClassName(o); } static List cloneSubList(List l, int startIndex, int endIndex) { return newSubList(l, startIndex, endIndex); } static List cloneSubList(List l, int startIndex) { return newSubList(l, startIndex); } static void removeSubList(List l, int from, int to) { if (l != null) subList(l, from, to).clear(); } static void removeSubList(List l, int from) { if (l != null) subList(l, from).clear(); } static IF0 f0ToIF0(F0 f) { return f == null ? null : () -> f.get(); } static Set synchronizedSet() { return synchroHashSet(); } static Set synchronizedSet(Set set) { return Collections.synchronizedSet(set); } static Set identityHashSet() { return Collections.newSetFromMap(new IdentityHashMap()); } static Object getOptDynOnly(DynamicObject o, String field) { if (o == null || o.fieldValues == null) return null; return o.fieldValues.get(field); } static boolean methodIsStatic(Method m) { return (m.getModifiers() & Modifier.STATIC) != 0; } static boolean argumentCompatibleWithType(Object arg, Class type) { return arg == null ? !type.isPrimitive() : isInstanceX(type, arg); } static void arraycopy(Object[] a, Object[] b) { if (a != null && b != null) arraycopy(a, 0, b, 0, Math.min(a.length, b.length)); } static void arraycopy(Object src, int srcPos, int destPos, int n) { arraycopy(src, srcPos, src, destPos, n); } static void arraycopy(Object src, int srcPos, Object dest, int destPos, int n) { if (n != 0) System.arraycopy(src, srcPos, dest, destPos, n); } static A[] arrayOfType(Class type, int n) { return makeArray(type, n); } static A[] arrayOfType(int n, Class type) { return arrayOfType(type, n); } static ClassLoader classLoaderForObject(Object o) { if (o instanceof ClassLoader) return ((ClassLoader) o); if (o == null) return null; return _getClass(o).getClassLoader(); } // Note: This is actually broken. Inner classes must stay with a $ separator static String classNameToVM(String name) { return name.replace(".", "$"); } static HashSet litset(A... items) { return lithashset(items); } static boolean nempty(Collection c) { return !empty(c); } static boolean nempty(CharSequence s) { return !empty(s); } static boolean nempty(Object[] o) { return !empty(o); } static boolean nempty(byte[] o) { return !empty(o); } static boolean nempty(int[] o) { return !empty(o); } static boolean nempty(BitSet bs) { return !empty(bs); } static boolean nempty(Map m) { return !empty(m); } static boolean nempty(Iterator i) { return i != null && i.hasNext(); } static boolean nempty(MultiMap mm) { return mm != null && !mm.isEmpty(); } static boolean nempty(Object o) { return !empty(o); } static boolean nempty(Rect r) { return r != null && r.w != 0 && r.h != 0; } static boolean endsWith(String a, String b) { return a != null && a.endsWith(b); } static boolean endsWith(String a, char c) { return nempty(a) && lastChar(a) == c; } static boolean endsWith(String a, String b, Matches m) { if (!endsWith(a, b)) return false; m.m = new String[] {dropLast(l(b), a)}; return true; } static boolean possibleMD5(String s) { return isMD5(s); } static volatile Object isAllowed_function; // func(S, O[]) -> bool static volatile boolean isAllowed_all = true; static boolean isAllowed(String askingMethod, Object... args) { // check on VM level Object f = vm_generalMap_get("isAllowed_function"); if (f != null && !isTrue(callF(f, askingMethod, args))) return false; // check locally return isAllowed_all || isTrue(callF(isAllowed_function, askingMethod, args)); } static Throwable getInnerException(Throwable e) { if (e == null) return null; while (e.getCause() != null) e = e.getCause(); return e; } static Throwable getInnerException(Runnable r) { return getInnerException(getException(r)); } static String baseClassName(String className) { return substring(className, className.lastIndexOf('.')+1); } static String baseClassName(Object o) { return baseClassName(getClassName(o)); } static String prependIfNempty(String prefix, String s) { return empty(s) ? unnull(s) : prefix + s; } static volatile boolean sleep_noSleep = false; static void sleep(long ms) { ping(); if (ms < 0) return; // allow spin locks if (isAWTThread() && ms > 100) throw fail("Should not sleep on AWT thread"); try { Thread.sleep(ms); } catch (Exception e) { throw new RuntimeException(e); } } static void sleep() { try { if (sleep_noSleep) throw fail("nosleep"); print("Sleeping."); sleepQuietly(); } catch (Exception __e) { throw rethrow(__e); } } static long round(double d) { return Math.round(d); } static String round(String s) { return roundBracket(s); } static Complex round(Complex c) { return new Complex(round(c.re), round(c.im)); } static String hmsWithColons() { return hmsWithColons(now()); } static String hmsWithColons(long time) { return new SimpleDateFormat("HH:mm:ss").format(time); } static A optParam(ThreadLocal tl, A defaultValue) { return optPar(tl, defaultValue); } static A optParam(ThreadLocal tl) { return optPar(tl); } static Object optParam(String name, Map params) { return mapGet(params, name); } // now also takes a map as single array entry static A optParam(Object[] opt, String name, A defaultValue) { int n = l(opt); if (n == 1 && opt[0] instanceof Map) { Map map = (Map) (opt[0]); return map.containsKey(name) ? (A) map.get(name) : defaultValue; } if (!even(l(opt))) throw fail("Odd parameter length"); for (int i = 0; i < l(opt); i += 2) if (eq(opt[i], name)) return (A) opt[i+1]; return defaultValue; } static Object optParam(Object[] opt, String name) { return optParam(opt, name, null); } static Object optParam(String name, Object[] params) { return optParam(params, name); } static int gzInputStream_defaultBufferSize = 65536; static GZIPInputStream gzInputStream(File f) { try { return gzInputStream(new FileInputStream(f)); } catch (Exception __e) { throw rethrow(__e); } } static GZIPInputStream gzInputStream(File f, int bufferSize) { try { return gzInputStream(new FileInputStream(f), bufferSize); } catch (Exception __e) { throw rethrow(__e); } } static GZIPInputStream gzInputStream(InputStream in) { return gzInputStream(in, gzInputStream_defaultBufferSize); } static GZIPInputStream gzInputStream(InputStream in, int bufferSize) { try { return _registerIOWrap(new GZIPInputStream(in, gzInputStream_defaultBufferSize), in); } catch (Exception __e) { throw rethrow(__e); } } 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 byte[] toUtf8(String s) { try { return s.getBytes(utf8charset()); } catch (Exception __e) { throw rethrow(__e); } } static Map compileRegexp_cache = syncMRUCache(10); static java.util.regex.Pattern compileRegexp(String pat) { java.util.regex.Pattern p = compileRegexp_cache.get(pat); if (p == null) { compileRegexp_cache.put(pat, p = java.util.regex.Pattern.compile(pat)); } return p; } static int parseInt(String s) { return emptyString(s) ? 0 : Integer.parseInt(s); } static int parseInt(char c) { return Integer.parseInt(str(c)); } static int boolToInt(boolean b) { return b ? 1 : 0; } static String _computerID; static Lock computerID_lock = lock(); public static String computerID() { if (_computerID == null) { Lock __0 = computerID_lock; lock(__0); try { if (_computerID != null) return _computerID; File file = computerIDFile(); _computerID = loadTextFile(file.getPath()); if (_computerID == null) { // legacy load _computerID = loadTextFile(userDir(".tinybrain/computer-id")); if (_computerID == null) _computerID = makeRandomID(12, new SecureRandom()); saveTextFile(file, _computerID); } } finally { unlock(__0); } } return _computerID; } static String actualUserHome_value; static String actualUserHome() { if (actualUserHome_value == null) { if (isAndroid()) actualUserHome_value = "/storage/emulated/0/"; else actualUserHome_value = System.getProperty("user.home"); } return actualUserHome_value; } static File actualUserHome(String sub) { return newFile(new File(actualUserHome()), sub); } static File userDir() { return new File(userHome()); } static File userDir(String path) { return new File(userHome(), path); } static File javaxSecretDir_dir; // can be set to work on different base dir static File javaxSecretDir() { return javaxSecretDir_dir != null ? javaxSecretDir_dir : new File(userHome(), "JavaX-Secret"); } static File javaxSecretDir(String sub) { return newFile(javaxSecretDir(), sub); } static File programDir_mine; // set this to relocate program's data static File programDir() { return programDir(getProgramID()); } static File programDir(String snippetID) { boolean me = sameSnippetID(snippetID, programID()); if (programDir_mine != null && me) return programDir_mine; File dir = new File(javaxDataDir(), formatSnippetIDOpt(snippetID)); if (me) { String c = caseID(); if (nempty(c)) dir = newFile(dir, c); } return dir; } static File programDir(String snippetID, String subPath) { return new File(programDir(snippetID), subPath); } static String formatSnippetIDOpt(String s) { return isSnippetID(s) ? formatSnippetID(s) : s; } static Class getMainClass() { return mc(); } static Class getMainClass(Object o) { try { if (o == null) return null; if (o instanceof Class && eq(((Class) o).getName(), "x30")) return (Class) o; ClassLoader cl = (o instanceof Class ? (Class) o : o.getClass()).getClassLoader(); if (cl == null) return null; String name = mainClassNameForClassLoader(cl); return loadClassFromClassLoader_orNull(cl, name); } catch (Exception __e) { throw rethrow(__e); } } static int max(int a, int b) { return Math.max(a, b); } static int max(int a, int b, int c) { return max(max(a, b), c); } static long max(int a, long b) { return Math.max((long) a, b); } static long max(long a, long b) { return Math.max(a, b); } static double max(int a, double b) { return Math.max((double) a, b); } static float max(float a, float b) { return Math.max(a, b); } static double max(double a, double b) { return Math.max(a, b); } static int max(Collection c) { int x = Integer.MIN_VALUE; for (int i : c) x = max(x, i); return x; } static double max(double[] c) { if (c.length == 0) return Double.MIN_VALUE; double x = c[0]; for (int i = 1; i < c.length; i++) x = Math.max(x, c[i]); return x; } static float max(float[] c) { if (c.length == 0) return Float.MAX_VALUE; float x = c[0]; for (int i = 1; i < c.length; i++) x = Math.max(x, c[i]); return x; } static byte max(byte[] c) { byte x = -128; for (byte d : c) if (d > x) x = d; return x; } static short max(short[] c) { short x = -0x8000; for (short d : c) if (d > x) x = d; return x; } static int max(int[] c) { int x = Integer.MIN_VALUE; for (int d : c) if (d > x) x = d; return x; } static > A max(A a, A b) { return cmp(a, b) >= 0 ? a : b; } static WeakHasherMap symbol_map = new WeakHasherMap(new Hasher() { public int hashCode(Symbol symbol) { return symbol.text.hashCode(); } public boolean equals(Symbol a, Symbol b) { if (a == null) return b == null; return b != null && eq(a.text, b.text); } }); static Symbol symbol(String s) { if (s == null) return null; synchronized(symbol_map) { // TODO: avoid object creation by passing the string to findKey Symbol symbol = new Symbol(s, true); Symbol existingSymbol = symbol_map.findKey(symbol); if (existingSymbol == null) symbol_map.put(existingSymbol = symbol, true); return existingSymbol; } } static Symbol symbol(CharSequence s) { if (s == null) return null; if (s instanceof Symbol) return (Symbol) s; if (s instanceof String) return symbol((String) s); return symbol(str(s)); } static Symbol symbol(Object o) { return symbol((CharSequence) o); } static CharSequence subCharSequence(CharSequence s, int x) { return subCharSequence(s, x, s == null ? 0 : s.length()); } static CharSequence subCharSequence(CharSequence s, int x, int y) { if (s == null) return null; if (x < 0) x = 0; if (x >= s.length()) return ""; if (y < x) y = x; if (y > s.length()) y = s.length(); return s.subSequence(x, y); } static int charDiff(char a, char b) { return (int) a-(int) b; } static int charDiff(String a, char b) { return charDiff(stringToChar(a), b); } static int lCharSequence(CharSequence s) { return s == null ? 0 : s.length(); } static Pair mapEntryToPair(Map.Entry e) { return e == null ? null : pair(e.getKey(), e.getValue()); } static Set> entrySet(Map map) { return _entrySet(map); } static A firstThat(Iterable l, IF1 pred) { for (A a : unnullForIteration(l)) if (pred.get(a)) return a; return null; } static A firstThat(A[] l, IF1 pred) { for (A a : unnullForIteration(l)) if (pred.get(a)) return a; return null; } static A firstThat(IF1 pred, Iterable l) { return firstThat(l, pred); } static A firstThat(IF1 pred, A[] l) { return firstThat(l, pred); } static String asString(Object o) { return o == null ? null : o.toString(); } static boolean endsWithIgnoreCase(String a, String b) { int la = l(a), lb = l(b); return la >= lb && regionMatchesIC(a, la-lb, b, 0, lb); } static boolean endsWithIgnoreCase(String a, String b, Matches m) { if (!endsWithIgnoreCase(a, b)) return false; if (m != null) m.m = new String[] { substring(a, 0, l(a)-l(b)) }; return true; } static List newSubList(List l, int startIndex, int endIndex) { return cloneList(subList(l, startIndex, endIndex)); } static List newSubList(List l, int startIndex) { return cloneList(subList(l, startIndex)); } static List subList(List l, int startIndex) { return subList(l, startIndex, l(l)); } static List subList(int startIndex, List l) { return subList(l, startIndex); } static List subList(int startIndex, int endIndex, List l) { return subList(l, startIndex, endIndex); } static List subList(List l, int startIndex, int endIndex) { if (l == null) return null; int n = l(l); startIndex = Math.max(0, startIndex); endIndex = Math.min(n, endIndex); if (startIndex > endIndex) return ll(); if (startIndex == 0 && endIndex == n) return l; return l.subList(startIndex, endIndex); } static Set synchroHashSet() { return synchronizedSet(new HashSet()); } static A[] makeArray(Class type, int n) { return (A[]) Array.newInstance(type, n); } static HashSet lithashset(A... items) { HashSet set = new HashSet(); for (A a : items) set.add(a); return set; } static char lastChar(String s) { return empty(s) ? '\0' : s.charAt(l(s)-1); } static A[] dropLast(A[] a) { return dropLast(a, 1); } static A[] dropLast(A[] a, int n) { if (a == null) return null; n = Math.min(n, a.length); A[] b = arrayOfSameType(a, a.length-n); System.arraycopy(a, 0, b, 0, b.length); return b; } static List dropLast(List l) { return subList(l, 0, l(l)-1); } static List dropLast(int n, List l) { return subList(l, 0, l(l)-n); } static List dropLast(Iterable l) { return dropLast(asList(l)); } static String dropLast(String s) { return substring(s, 0, l(s)-1); } static String dropLast(String s, int n) { return substring(s, 0, l(s)-n); } static String dropLast(int n, String s) { return dropLast(s, n); } static boolean isMD5(String s) { return l(s) == 32 && isLowerHexString(s); } static Throwable getException(Runnable r) { try { callF(r); return null; } catch (Throwable e) { return e; } } static Object sleepQuietly_monitor = new Object(); static void sleepQuietly() { try { assertFalse(isAWTThread()); synchronized(sleepQuietly_monitor) { sleepQuietly_monitor.wait(); } } catch (Exception __e) { throw rethrow(__e); } } static String roundBracket(String s) { return "(" + s + ")"; } static String roundBracket(Object s) { return roundBracket(str(s)); } static long now_virtualTime; static long now() { return now_virtualTime != 0 ? now_virtualTime : System.currentTimeMillis(); } static B mapGet(Map map, A a) { return map == null || a == null ? null : map.get(a); } static B mapGet(A a, Map map) { return map == null || a == null ? null : map.get(a); } static boolean even(int i) { return (i & 1) == 0; } static boolean even(long i) { return (i & 1) == 0; } static boolean even(BigInteger n) { return even(n.intValue()); } static A _registerIOWrap(A wrapper, Object wrapped) { return wrapper; } static Charset utf8charset_cache; static Charset utf8charset() { if (utf8charset_cache == null) utf8charset_cache = utf8charset_load(); return utf8charset_cache;} static Charset utf8charset_load() { return Charset.forName("UTF-8"); } static Map syncMRUCache(int size) { return synchroMap(new MRUCache(size)); } static boolean emptyString(String s) { return s == null || s.length() == 0; } static File computerIDFile() { return javaxDataDir("Basic Info/computer-id.txt"); } static String makeRandomID(int length) { return makeRandomID(length, defaultRandomGenerator()); } static String makeRandomID(int length, Random random) { char[] id = new char[length]; for (int i = 0; i < id.length; i++) id[i] = (char) ((int) 'a' + random.nextInt(26)); return new String(id); } static String makeRandomID(Random r, int length) { return makeRandomID(length, r); } /** writes safely (to temp file, then rename) */ static File saveTextFile(String fileName, String contents) throws IOException { /*ifdef CriticalActions temp beginCriticalAction("Saving file " + fileName + " (" + l(contents) + " chars)"); endifdef*/ File file = new File(fileName); mkdirsForFile(file); String tempFileName = fileName + "_temp"; File tempFile = new File(tempFileName); if (contents != null) { if (tempFile.exists()) try { String saveName = tempFileName + ".saved." + now(); copyFile(tempFile, new File(saveName)); } catch (Throwable e) { printStackTrace(e); } FileOutputStream fileOutputStream = newFileOutputStream(tempFile.getPath()); OutputStreamWriter outputStreamWriter = new OutputStreamWriter(fileOutputStream, "UTF-8"); PrintWriter printWriter = new PrintWriter(outputStreamWriter); printWriter.print(contents); printWriter.close(); } if (file.exists() && !file.delete()) throw new IOException("Can't delete " + fileName); if (contents != null) if (!tempFile.renameTo(file)) throw new IOException("Can't rename " + tempFile + " to " + file); vmBus_send("wroteFile", file); return file; } static File saveTextFile(File fileName, String contents) { try { saveTextFile(fileName.getPath(), contents); return fileName; } catch (Exception __e) { throw rethrow(__e); } } static boolean sameSnippetID(String a, String b) { if (!isSnippetID(a) || !isSnippetID(b)) return false; return parseSnippetID(a) == parseSnippetID(b); } static String programID() { return getProgramID(); } static String programID(Object o) { return getProgramID(o); } static volatile String caseID_caseID; static String caseID() { return caseID_caseID; } static void caseID(String id) { caseID_caseID = id; } static String mainClassNameForClassLoader(ClassLoader cl) { return or((String) callOpt(cl, "mainClassName"), "main"); } static Class loadClassFromClassLoader_orNull(ClassLoader cl, String name) { try { return cl == null ? null : cl.loadClass(name); } catch (ClassNotFoundException e) { return null; } } static int cmp(Number a, Number b) { return a == null ? b == null ? 0 : -1 : cmp(a.doubleValue(), b.doubleValue()); } static int cmp(double a, double b) { return a < b ? -1 : a == b ? 0 : 1; } static int cmp(int a, int b) { return a < b ? -1 : a == b ? 0 : 1; } static int cmp(long a, long b) { return a < b ? -1 : a == b ? 0 : 1; } static int cmp(Object a, Object b) { if (a == null) return b == null ? 0 : -1; if (b == null) return 1; return ((Comparable) a).compareTo(b); } static char stringToChar(String s) { if (l(s) != 1) throw fail("bad stringToChar: " + s); return firstChar(s); } static Set> _entrySet(Map map) { return map == null ? Collections.EMPTY_SET : map.entrySet(); } static String unnullForIteration(String s) { return s == null ? "" : s; } static Collection unnullForIteration(Collection l) { return l == null ? immutableEmptyList() : l; } static List unnullForIteration(List l) { return l == null ? immutableEmptyList() : l; } static int[] unnullForIteration(int[] l) { return l == null ? emptyIntArray() : l; } static char[] unnullForIteration(char[] l) { return l == null ? emptyCharArray() : l; } static double[] unnullForIteration(double[] l) { return l == null ? emptyDoubleArray() : l; } static short[] unnullForIteration(short[] l) { return l == null ? emptyShortArray() : l; } static Map unnullForIteration(Map l) { return l == null ? immutableEmptyMap() : l; } static Iterable unnullForIteration(Iterable i) { return i == null ? immutableEmptyList() : i; } static A[] unnullForIteration(A[] a) { return a == null ? (A[]) emptyObjectArray() : a; } static BitSet unnullForIteration(BitSet b) { return b == null ? new BitSet() : b; } static Pt unnullForIteration(Pt p) { return p == null ? new Pt() : p; } //ifclass Symbol static Symbol unnullForIteration(Symbol s) { return s == null ? emptySymbol() : s; } //endif static Pair unnullForIteration(Pair p) { return p != null ? p : new Pair(null, null); } static long unnullForIteration(Long l) { return l == null ? 0L : l; } static boolean regionMatchesIC(String a, int offsetA, String b, int offsetB, int len) { return a != null && a.regionMatches(true, offsetA, b, offsetB, len); } static A[] arrayOfSameType(A[] a, int n) { return newObjectArrayOfSameType(a, n); } 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 void assertFalse(Object o) { if (!(eq(o, false) /*|| isFalse(pcallF(o))*/)) throw fail(str(o)); } static boolean assertFalse(boolean b) { if (b) throw fail("oops"); return b; } static boolean assertFalse(String msg, boolean b) { if (b) throw fail(msg); return b; } static Random defaultRandomGenerator() { { Random r = customRandomizerForThisThread(); if (r != null) return r; } return ThreadLocalRandom.current(); } static File copyFile(File src, File dest) { try { FileInputStream inputStream = new FileInputStream(src.getPath()); FileOutputStream outputStream = newFileOutputStream(dest.getPath()); try { copyStream(inputStream, outputStream); inputStream.close(); } finally { outputStream.close(); } return dest; } catch (Exception __e) { throw rethrow(__e); } } static char firstChar(String s) { return s.charAt(0); } static List immutableEmptyList() { return Collections.emptyList(); } static short[] emptyShortArray = new short[0]; static short[] emptyShortArray() { return emptyShortArray; } static Map immutableEmptyMap() { return Collections.emptyMap(); } static A[] newObjectArrayOfSameType(A[] a) { return newObjectArrayOfSameType(a, a.length); } static A[] newObjectArrayOfSameType(A[] a, int n) { return (A[]) Array.newInstance(a.getClass().getComponentType(), n); } static Random customRandomizerForThisThread() { return customRandomizerForThisThread_tl().get(); } 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 ThreadLocal customRandomizerForThisThread_tl = new ThreadLocal(); static ThreadLocal customRandomizerForThisThread_tl() { return customRandomizerForThisThread_tl; } // immutable, has strong refs // Do not run in a synchronized block - it goes wrong in the presence // of elaborate classloaders (like in Gazelle BEA) // see #1102990 and #1102991 final static class _MethodCache { final Class c; final HashMap> cache = new HashMap(); _MethodCache(Class c) { this.c = c; _init(); } void _init() { Class _c = c; Module myModule = getClass().getModule(); boolean anyHiddenClasses = false; while (_c != null) { boolean exported = classIsExportedTo(_c, myModule); if (!exported) anyHiddenClasses = true; else for (Method m : _c.getDeclaredMethods()) if ((anyHiddenClasses || !isAbstract(m)) && !reflection_isForbiddenMethod(m)) multiMapPut(cache, m.getName(), makeAccessible(m)); _c = _c.getSuperclass(); } // add default methods - this might lead to a duplication // because the overridden method is also added, but it's not // a problem except for minimal performance loss. // If any classes in the hierarchy were inaccessible, we add // all interface methods (see test_callForbiddenMethodByReflection for a test) for (Class intf : allInterfacesImplementedBy(c)) for (Method m : intf.getDeclaredMethods()) if ((anyHiddenClasses || m.isDefault()) && !reflection_isForbiddenMethod(m)) multiMapPut(cache, m.getName(), makeAccessible(m)); } // Returns only matching methods Method findMethod(String method, Object[] args) { try { List m = cache.get(method); if (m == null) return null; int n = m.size(); for (int i = 0; i < n; i++) { Method me = m.get(i); if (call_checkArgs(me, args, false)) return me; } return null; } catch (Exception __e) { throw rethrow(__e); } } Method findStaticMethod(String method, Object[] args) { try { List m = cache.get(method); if (m == null) return null; int n = m.size(); for (int i = 0; i < n; i++) { Method me = m.get(i); if (isStaticMethod(me) && call_checkArgs(me, args, false)) return me; } return null; } catch (Exception __e) { throw rethrow(__e); } } } static abstract class VF1 implements IVF1 { public abstract void get(A a); } static class Matches { String[] m; Matches() {} Matches(String... m) { this.m = m;} String get(int i) { return i < m.length ? m[i] : null; } String unq(int i) { return unquote(get(i)); } String tlc(int i) { return unq(i).toLowerCase(); } boolean bool(int i) { return "true".equals(unq(i)); } String rest() { return m[m.length-1]; } // for matchStart int psi(int i) { return Integer.parseInt(unq(i)); } public String toString() { return "Matches(" + joinWithComma(quoteAll(asList(m))) + ")"; } public int hashCode() { return _hashCode(toList(m)); } public boolean equals(Object o) { return o instanceof Matches && arraysEqual(m, ((Matches) o).m); } } // for the version with MasterSymbol (used WAY back in "Smart Bot"!) see #1010608 static class Symbol implements CharSequence { String text; Symbol() {} Symbol(String text, boolean dummy) { this.text = text;} // weird signature to prevent accidental calling public int hashCode() { return _hashCode(text); } public String toString() { return text; } public boolean equals(Object o) { return this == o; } // implementation of CharSequence methods public int length() { return text.length(); } public char charAt(int index) { return text.charAt(index); } public CharSequence subSequence(int start, int end) { return text.substring(start, end); } } static class Var implements IVar, ISetter { Var() {} Var(A v) { this.v = v;} A v; // you can access this directly if you use one thread public synchronized void set(A a) { if (v != a) { v = a; notifyAll(); } } public synchronized A get() { return v; } public synchronized boolean has() { return v != null; } public void clear() { set(null); } public String toString() { return str(this.get()); } } static abstract class F0 { abstract A get(); } static abstract class F1 { abstract B get(A a); } // you still need to implement hasNext() and next() static abstract class IterableIterator implements Iterator, Iterable { public Iterator iterator() { return this; } public void remove() { unsupportedOperation(); } } // elements are put to front when added (not when accessed) static class MRUCache extends LinkedHashMap { int maxSize = 10; MRUCache() {} MRUCache(int maxSize) { this.maxSize = maxSize;} protected boolean removeEldestEntry(Map.Entry eldest) { return size() > maxSize; } Object _serialize() { return ll(maxSize, cloneLinkedHashMap(this)); } static MRUCache _deserialize(List l) { MRUCache m = new MRUCache(); m.maxSize = (int) first(l); m.putAll((LinkedHashMap) second(l)); return m; } } static class MultiMap { Map> data = new HashMap>(); int fullSize; MultiMap() {} MultiMap(boolean useTreeMap) { if (useTreeMap) data = new TreeMap(); } MultiMap(MultiMap map) { putAll(map); } MultiMap(Map> data) { this.data = data;} void put(A key, B value) { synchronized(data) { List list = data.get(key); if (list == null) data.put(key, list = _makeEmptyList()); list.add(value); ++fullSize; }} void add(A key, B value) { put(key, value); } void addAll(A key, Collection values) { putAll(key, values); } void addAllIfNotThere(A key, Collection values) { synchronized(data) { for (B value : values) setPut(key, value); }} void setPut(A key, B value) { synchronized(data) { if (!containsPair(key, value)) put(key, value); }} boolean containsPair(A key, B value) { synchronized(data) { return get(key).contains(value); }} void putAll(Collection keys, B value) { synchronized(data) { for (A key : unnullForIteration(keys)) put(key, value); }} void putAll(A key, Collection values) { synchronized(data) { if (nempty(values)) getActual(key).addAll(values); }} void putAll(Iterable> pairs) { synchronized(data) { for (Pair p : unnullForIteration(pairs)) put(p.a, p.b); }} void removeAll(A key, Collection values) { synchronized(data) { for (B value : values) remove(key, value); }} List get(A key) { synchronized(data) { List list = data.get(key); return list == null ? Collections. emptyList() : list; }} List getOpt(A key) { synchronized(data) { return data.get(key); }} List getAndClear(A key) { synchronized(data) { List l = cloneList(data.get(key)); remove(key); return l; }} // returns actual mutable live list // creates the list if not there List getActual(A key) { synchronized(data) { List list = data.get(key); if (list == null) data.put(key, list = _makeEmptyList()); return list; }} void clean(A key) { synchronized(data) { List list = data.get(key); if (list != null && list.isEmpty()) { fullSize -= l(list); data.remove(key); } }} Set keySet() { synchronized(data) { return data.keySet(); }} Set keys() { synchronized(data) { return data.keySet(); }} void remove(A key) { synchronized(data) { fullSize -= l(this.getOpt(key)); data.remove(key); }} final void remove(Pair p){ removePair(p); } void removePair(Pair p) { if (p != null) remove(p.a, p.b); } void remove(A key, B value) { synchronized(data) { List list = data.get(key); if (list != null) { if (list.remove(value)) fullSize--; if (list.isEmpty()) data.remove(key); } }} void clear() { synchronized(data) { data.clear(); }} boolean containsKey(A key) { synchronized(data) { return data.containsKey(key); }} B getFirst(A key) { synchronized(data) { List list = get(key); return list.isEmpty() ? null : list.get(0); }} void addAll(MultiMap map) { putAll(map); } void putAll(MultiMap map) { synchronized(data) { for (A key : map.keySet()) putAll(key, map.get(key)); }} void putAll(Map map) { synchronized(data) { if (map != null) for (Map.Entry e : map.entrySet()) put(e.getKey(), e.getValue()); }} final int keyCount(){ return keysSize(); } int keysSize() { synchronized(data) { return l(data); }} // full size - note: expensive operation final int fullSize(){ return size(); } int size() { synchronized(data) { return fullSize; }} // expensive operation List reverseGet(B b) { synchronized(data) { List l = new ArrayList(); for (A key : data.keySet()) if (data.get(key).contains(b)) l.add(key); return l; }} Map> asMap() { synchronized(data) { return cloneMap(data); }} boolean isEmpty() { synchronized(data) { return data.isEmpty(); }} // override in subclasses List _makeEmptyList() { return new ArrayList(); } // returns live lists Collection> allLists() { synchronized(data) { return new ArrayList(data.values()); } } Collection> values() { return allLists(); } List allValues() { return concatLists(data.values()); } Object mutex() { return data; } public String toString() { return "mm" + str(data); } } public static interface IF0 { A get(); } static interface Hasher { int hashCode(A a); boolean equals(A a, A b); } static interface IF1 { B get(A a); } static interface IResourceLoader { String loadSnippet(String snippetID); String getTranspiled(String snippetID); // with libs int getSnippetType(String snippetID); String getSnippetTitle(String snippetID); File loadLibrary(String snippetID); //ifndef NoJavaXJar default File pathToJavaXJar() { return pathToJavaxJar_noResourceLoader(); } //endifndef // may return null, then caller compiles themselves default File getSnippetJar(String snippetID, String transpiledSrc) { return null; } } /* * @(#)WeakHashMap.java 1.5 98/09/30 * * Copyright 1998 by Sun Microsystems, Inc., * 901 San Antonio Road, Palo Alto, California, 94303, U.S.A. * All rights reserved. * * This software is the confidential and proprietary information * of Sun Microsystems, Inc. ("Confidential Information"). You * shall not disclose such Confidential Information and shall use * it only in accordance with the terms of the license agreement * you entered into with Sun. */ // From https://github.com/mernst/plume-lib/blob/df0bfafc3c16848d88f4ea0ef3c8bf3367ae085e/java/src/plume/WeakHasherMap.java static final class WeakHasherMap extends AbstractMap implements Map { private Hasher hasher = null; /*@Pure*/ private boolean keyEquals(Object k1, Object k2) { return (hasher==null ? k1.equals(k2) : hasher.equals(k1, k2)); } /*@Pure*/ private int keyHashCode(Object k1) { return (hasher==null ? k1.hashCode() : hasher.hashCode(k1)); } // The WeakKey class can't be static because it depends on the hasher. // That in turn means that its methods can't be static. // However, I need to be able to call the methods such as create() that // were static in the original version of this code. // This finesses that. private /*@Nullable*/ WeakKey WeakKeyCreate(K k) { if (k == null) return null; else return new WeakKey(k); } private /*@Nullable*/ WeakKey WeakKeyCreate(K k, ReferenceQueue q) { if (k == null) return null; else return new WeakKey(k, q); } // Cannot be a static class: uses keyHashCode() and keyEquals() private final class WeakKey extends WeakReference { private int hash; /* Hashcode of key, stored here since the key may be tossed by the GC */ private WeakKey(K k) { super(k); hash = keyHashCode(k); } private /*@Nullable*/ WeakKey create(K k) { if (k == null) return null; else return new WeakKey(k); } private WeakKey(K k, ReferenceQueue q) { super(k, q); hash = keyHashCode(k); } private /*@Nullable*/ WeakKey create(K k, ReferenceQueue q) { if (k == null) return null; else return new WeakKey(k, q); } /* A WeakKey is equal to another WeakKey iff they both refer to objects that are, in turn, equal according to their own equals methods */ /*@Pure*/ @Override public boolean equals(/*@Nullable*/ Object o) { if (o == null) return false; // never happens if (this == o) return true; // This test is illegal because WeakKey is a generic type, // so use the getClass hack below instead. // if (!(o instanceof WeakKey)) return false; if (!(o.getClass().equals(WeakKey.class))) return false; Object t = this.get(); @SuppressWarnings("unchecked") Object u = ((WeakKey)o).get(); if ((t == null) || (u == null)) return false; if (t == u) return true; return keyEquals(t, u); } /*@Pure*/ @Override public int hashCode() { return hash; } } /* Hash table mapping WeakKeys to values */ private HashMap hash; /* Reference queue for cleared WeakKeys */ private ReferenceQueue queue = new ReferenceQueue(); /* Remove all invalidated entries from the map, that is, remove all entries whose keys have been discarded. This method should be invoked once by each public mutator in this class. We don't invoke this method in public accessors because that can lead to surprising ConcurrentModificationExceptions. */ @SuppressWarnings("unchecked") private void processQueue() { WeakKey wk; while ((wk = (WeakKey)queue.poll()) != null) { // unchecked cast hash.remove(wk); } } /* -- Constructors -- */ /** * Constructs a new, empty WeakHashMap with the given * initial capacity and the given load factor. * * @param initialCapacity the initial capacity of the * WeakHashMap * * @param loadFactor the load factor of the WeakHashMap * * @throws IllegalArgumentException If the initial capacity is less than * zero, or if the load factor is * nonpositive */ public WeakHasherMap(int initialCapacity, float loadFactor) { hash = new HashMap(initialCapacity, loadFactor); } /** * Constructs a new, empty WeakHashMap with the given * initial capacity and the default load factor, which is * 0.75. * * @param initialCapacity the initial capacity of the * WeakHashMap * * @throws IllegalArgumentException If the initial capacity is less than * zero */ public WeakHasherMap(int initialCapacity) { hash = new HashMap(initialCapacity); } /** * Constructs a new, empty WeakHashMap with the default * capacity and the default load factor, which is 0.75. */ public WeakHasherMap() { hash = new HashMap(); } /** * Constructs a new, empty WeakHashMap with the default * capacity and the default load factor, which is 0.75. * The WeakHashMap uses the specified hasher for hashing * keys and comparing them for equality. * @param h the Hasher to use when hashing values for this map */ public WeakHasherMap(Hasher h) { hash = new HashMap(); hasher = h; } /* -- Simple queries -- */ /** * Returns the number of key-value mappings in this map. * Note: In contrast to most implementations of the * Map interface, the time required by this operation is * linear in the size of the map. */ /*@Pure*/ @Override public int size() { return entrySet().size(); } /** * Returns true if this map contains no key-value mappings. */ /*@Pure*/ @Override public boolean isEmpty() { return entrySet().isEmpty(); } /** * Returns true if this map contains a mapping for the * specified key. * * @param key the key whose presence in this map is to be tested */ /*@Pure*/ @Override public boolean containsKey(Object key) { @SuppressWarnings("unchecked") K kkey = (K) key; return hash.containsKey(WeakKeyCreate(kkey)); } /* -- Lookup and modification operations -- */ /** * Returns the value to which this map maps the specified key. * If this map does not contain a value for this key, then return * null. * * @param key the key whose associated value, if any, is to be returned */ /*@Pure*/ @Override public /*@Nullable*/ V get(Object key) { // type of argument is Object, not K @SuppressWarnings("unchecked") K kkey = (K) key; return hash.get(WeakKeyCreate(kkey)); } /** * Updates this map so that the given key maps to the given * value. If the map previously contained a mapping for * key then that mapping is replaced and the previous value is * returned. * * @param key the key that is to be mapped to the given * value * @param value the value to which the given key is to be * mapped * * @return the previous value to which this key was mapped, or * null if if there was no mapping for the key */ @Override public V put(K key, V value) { processQueue(); return hash.put(WeakKeyCreate(key, queue), value); } /** * Removes the mapping for the given key from this map, if * present. * * @param key the key whose mapping is to be removed * * @return the value to which this key was mapped, or null if * there was no mapping for the key */ @Override public V remove(Object key) { // type of argument is Object, not K processQueue(); @SuppressWarnings("unchecked") K kkey = (K) key; return hash.remove(WeakKeyCreate(kkey)); } /** * Removes all mappings from this map. */ @Override public void clear() { processQueue(); hash.clear(); } /* -- Views -- */ /* Internal class for entries */ // This can't be static, again because of dependence on hasher. @SuppressWarnings("TypeParameterShadowing") private final class Entry implements Map.Entry { private Map.Entry ent; private K key; /* Strong reference to key, so that the GC will leave it alone as long as this Entry exists */ Entry(Map.Entry ent, K key) { this.ent = ent; this.key = key; } /*@Pure*/ @Override public K getKey() { return key; } /*@Pure*/ @Override public V getValue() { return ent.getValue(); } @Override public V setValue(V value) { return ent.setValue(value); } /*@Pure*/ private boolean keyvalEquals(K o1, K o2) { return (o1 == null) ? (o2 == null) : keyEquals(o1, o2); } /*@Pure*/ private boolean valEquals(V o1, V o2) { return (o1 == null) ? (o2 == null) : o1.equals(o2); } /*@Pure*/ @SuppressWarnings("NonOverridingEquals") public boolean equals(Map.Entry e /* Object o*/) { // if (! (o instanceof Map.Entry)) return false; // Map.Entry e = (Map.Entry)o; return (keyvalEquals(key, e.getKey()) && valEquals(getValue(), e.getValue())); } /*@Pure*/ @Override public int hashCode() { V v; return (((key == null) ? 0 : keyHashCode(key)) ^ (((v = getValue()) == null) ? 0 : v.hashCode())); } } /* Internal class for entry sets */ private final class EntrySet extends AbstractSet> { Set> hashEntrySet = hash.entrySet(); @Override public Iterator> iterator() { return new Iterator>() { Iterator> hashIterator = hashEntrySet.iterator(); Map.Entry next = null; @Override public boolean hasNext() { while (hashIterator.hasNext()) { Map.Entry ent = hashIterator.next(); WeakKey wk = ent.getKey(); K k = null; if ((wk != null) && ((k = wk.get()) == null)) { /* Weak key has been cleared by GC */ continue; } next = new Entry(ent, k); return true; } return false; } @Override public Map.Entry next() { if ((next == null) && !hasNext()) throw new NoSuchElementException(); Map.Entry e = next; next = null; return e; } @Override public void remove() { hashIterator.remove(); } }; } /*@Pure*/ @Override public boolean isEmpty() { return !(iterator().hasNext()); } /*@Pure*/ @Override public int size() { int j = 0; for (Iterator> i = iterator(); i.hasNext(); i.next()) j++; return j; } @Override public boolean remove(Object o) { processQueue(); if (!(o instanceof Map.Entry)) return false; @SuppressWarnings("unchecked") Map.Entry e = (Map.Entry)o; // unchecked cast Object ev = e.getValue(); WeakKey wk = WeakKeyCreate(e.getKey()); Object hv = hash.get(wk); if ((hv == null) ? ((ev == null) && hash.containsKey(wk)) : hv.equals(ev)) { hash.remove(wk); return true; } return false; } /*@Pure*/ @Override public int hashCode() { int h = 0; for (Iterator> i = hashEntrySet.iterator(); i.hasNext(); ) { Map.Entry ent = i.next(); WeakKey wk = ent.getKey(); Object v; if (wk == null) continue; h += (wk.hashCode() ^ (((v = ent.getValue()) == null) ? 0 : v.hashCode())); } return h; } } private /*@Nullable*/ Set> entrySet = null; /** * Returns a Set view of the mappings in this map. */ /*@SideEffectFree*/ @Override public Set> entrySet() { if (entrySet == null) entrySet = new EntrySet(); return entrySet; } // find matching key K findKey(Object key) { processQueue(); K kkey = (K) key; // TODO: use replacement for HashMap to avoid reflection WeakKey wkey = WeakKeyCreate(kkey); WeakKey found = hashMap_findKey(hash, wkey); return found == null ? null : found.get(); } } static class PersistableThrowable extends DynamicObject { String className; String msg; String stacktrace; PersistableThrowable() {} PersistableThrowable(Throwable e) { if (e == null) className = "Crazy Null Error"; else { className = getClassName(e).replace('/', '.'); msg = e.getMessage(); stacktrace = getStackTrace_noRecord(e); } } public String toString() { return nempty(msg) ? className + ": " + msg : className; } } static interface IVF1 { void get(A a); } static class proxy_InvocationHandler implements InvocationHandler { Object target; proxy_InvocationHandler() {} proxy_InvocationHandler(Object target) { this.target = target;} public Object invoke(Object proxy, Method method, Object[] args) { return call(target, method.getName(), unnull(args)); } } static interface IVar extends IF0 { void set(A a); A get(); default boolean has() { return get() != null; } default void clear() { set(null); } } static class Fail extends RuntimeException implements IFieldsToList{ Object[] objects; Fail() {} Fail(Object... objects) { this.objects = objects;}public Object[] _fieldsToList() { return new Object[] {objects}; } Fail(Throwable cause, Object... objects) { super(cause); this.objects = objects; } public String toString() { return joinNemptiesWithColon("Fail", commaCombine(getCause(), objects)); } } static class Pair implements Comparable> { A a; B b; Pair() {} Pair(A a, B b) { this.b = b; this.a = a;} public int hashCode() { return hashCodeFor(a) + 2*hashCodeFor(b); } public boolean equals(Object o) { if (o == this) return true; if (!(o instanceof Pair)) return false; Pair t = (Pair) o; return eq(a, t.a) && eq(b, t.b); } public String toString() { return "<" + a + ", " + b + ">"; } public int compareTo(Pair p) { if (p == null) return 1; int i = ((Comparable) a).compareTo(p.a); if (i != 0) return i; return ((Comparable) b).compareTo(p.b); } } static interface IFieldsToList { Object[] _fieldsToList(); } static interface ISetter { void set(A a); } static Class getClass(String name) { return _getClass(name); } static Class getClass(Object o) { return _getClass(o); } static Class getClass(Object realm, String name) { return _getClass(realm, name); } static boolean classIsExportedTo(Class c, Module destModule) { if (c == null || destModule == null) return false; Module srcModule = c.getModule(); String packageName = c.getPackageName(); return srcModule.isExported(packageName, destModule); } static boolean isAbstract(Class c) { return (c.getModifiers() & Modifier.ABSTRACT) != 0; } static boolean isAbstract(Method m) { return (m.getModifiers() & Modifier.ABSTRACT) != 0; } static boolean reflection_isForbiddenMethod(Method m) { return m.getDeclaringClass() == Object.class && eqOneOf(m.getName(), "finalize", "clone", "registerNatives"); } static Set allInterfacesImplementedBy(Class c) { if (c == null) return null; HashSet set = new HashSet(); allInterfacesImplementedBy_find(c, set); return set; } static void allInterfacesImplementedBy_find(Class c, Set set) { if (c.isInterface() && !set.add(c)) return; do { for (Class intf : c.getInterfaces()) allInterfacesImplementedBy_find(intf, set); } while ((c = c.getSuperclass()) != null); } static Method findMethod(Object o, String method, Object... args) { return findMethod_cached(o, method, args); } static boolean findMethod_checkArgs(Method m, Object[] args, boolean debug) { Class[] types = m.getParameterTypes(); if (types.length != args.length) { if (debug) System.out.println("Bad parameter length: " + args.length + " vs " + types.length); return false; } for (int i = 0; i < types.length; i++) if (!(args[i] == null || isInstanceX(types[i], args[i]))) { if (debug) System.out.println("Bad parameter " + i + ": " + args[i] + " vs " + types[i]); return false; } return true; } static Method findStaticMethod(Class c, String method, Object... args) { Class _c = c; while (c != null) { for (Method m : c.getDeclaredMethods()) { if (!m.getName().equals(method)) continue; if ((m.getModifiers() & Modifier.STATIC) == 0 || !findStaticMethod_checkArgs(m, args)) continue; return m; } c = c.getSuperclass(); } return null; } static boolean findStaticMethod_checkArgs(Method m, Object[] args) { Class[] types = m.getParameterTypes(); if (types.length != args.length) return false; for (int i = 0; i < types.length; i++) if (!(args[i] == null || isInstanceX(types[i], args[i]))) return false; return true; } static List quoteAll(String[] l) { return quoteAll(asList(l)); } static List quoteAll(Collection l) { List x = new ArrayList(); for (String s : l) x.add(quote(s)); return x; } static int _hashCode(Object a) { return a == null ? 0 : a.hashCode(); } static ArrayList toList(A[] a) { return asList(a); } static ArrayList toList(int[] a) { return asList(a); } static ArrayList toList(Set s) { return asList(s); } static ArrayList toList(Iterable s) { return asList(s); } static boolean arraysEqual(Object[] a, Object[] b) { if (a.length != b.length) return false; for (int i = 0; i < a.length; i++) if (neq(a[i], b[i])) return false; return true; } static Iterator iterator(Iterable c) { return c == null ? emptyIterator() : c.iterator(); } static UnsupportedOperationException unsupportedOperation() { throw new UnsupportedOperationException(); } static LinkedHashMap cloneLinkedHashMap(Map map) { return map == null ? new LinkedHashMap() : new LinkedHashMap(map); } static A second(List l) { return get(l, 1); } static A second(Iterable l) { if (l == null) return null; Iterator it = iterator(l); if (!it.hasNext()) return null; it.next(); return it.hasNext() ? it.next() : null; } static A second(A[] bla) { return bla == null || bla.length <= 1 ? null : bla[1]; } static B second(Pair p) { return p == null ? null : p.b; } static char second(String s) { return charAt(s, 1); } static Map putAll(Map a, Map b) { if (a != null && b != null) a.putAll(b); return a; } static MultiMap putAll(MultiMap a, Map b) { if (a != null) a.putAll((Map) b); return a; } static Map putAll(Map a, Object... b) { if (a != null) litmap_impl(a, b); return a; } static void remove(List l, int i) { if (l != null && i >= 0 && i < l(l)) l.remove(i); } static void remove(Collection l, A a) { if (l != null) l.remove(a); } static B remove(Map map, Object a) { return map == null ? null : map.remove(a); } static void remove(BitSet bs, int i) { bs.clear(i); } static A getAndClear(IVar v) { A a = v.get(); v.set(null); return a; } static Set keySet(Map map) { return map == null ? new HashSet() : map.keySet(); } static Set keySet(Object map) { return keys((Map) map); } static Set keySet(MultiMap mm) { return mm.keySet(); } static int keysSize(MultiMap mm) { return lKeys(mm); } static A reverseGet(List l, int idx) { if (l == null || idx < 0) return null; int n = l(l); return idx < n ? l.get(n-1-idx) : null; } static Map cloneMap(Map map) { if (map == null) return new HashMap(); // assume mutex is equal to map synchronized(map) { return map instanceof TreeMap ? new TreeMap((TreeMap) map) // copies comparator : map instanceof LinkedHashMap ? new LinkedHashMap(map) : new HashMap(map); } } static List cloneMap(Iterable l, IF1 f) { List x = emptyList(l); if (l != null) for (A o : cloneList(l)) x.add(f.get(o)); return x; } static Collection values(Map map) { return map == null ? emptyList() : map.values(); } // convenience shortcut for values_gen static Collection values(Object map) { return values((Map) map); } static Collection values(MultiMap mm) { return mm == null ? emptyList() : concatLists(values(mm.data)); } static List concatLists(Iterable... lists) { List l = new ArrayList(); if (lists != null) for (Iterable list : lists) addAll(l, list); return l; } static List concatLists(Collection> lists) { List l = new ArrayList(); if (lists != null) for (Iterable list : lists) addAll(l, list); return l; } static File loadLibrary(String snippetID) { return loadBinarySnippet(snippetID); } // TODO: use actualUserHome()? // (there was a problem with onLocallyInferiorJavaX() always triggering inside #1013896) static File pathToJavaxJar() { IResourceLoader rl = vm_getResourceLoader(); if (rl != null) return rl.pathToJavaXJar(); return pathToJavaxJar_noResourceLoader(); } static File pathToJavaxJar_noResourceLoader() { try { int x = latestInstalledJavaX(); File xfile = new File(userHome(), ".javax/x" + Math.max(x, 30) + ".jar"); if (!xfile.isFile()) { print("Saving " + f2s(xfile)); String url = x30JarServerURL(); byte[] data = loadBinaryPage(url); if (data.length < 1000000) throw fail("Could not load " + url); saveBinaryFile(xfile.getPath(), data); } return xfile; } catch (Exception __e) { throw rethrow(__e); } } static Method hashMap_findKey_method; static A hashMap_findKey(HashMap map, Object key) { try { if (hashMap_findKey_method == null) hashMap_findKey_method = findMethodNamed(HashMap.class, "getNode"); Map.Entry entry = (Map.Entry) hashMap_findKey_method.invoke(map, hashMap_internalHash(key), key); // java.util.Map.Entry entry = (java.util.Map.Entry) call(hash, 'getNode, hashMap_internalHash(key), wkey); return entry == null ? null : entry.getKey(); } catch (Exception __e) { throw rethrow(__e); } } static A set(A o, String field, Object value) { if (o == null) return null; if (o instanceof Class) set((Class) o, field, value); else try { Field f = set_findField(o.getClass(), field); makeAccessible(f); smartSet(f, o, value); } catch (Exception e) { throw new RuntimeException(e); } return o; } static void set(Class c, String field, Object value) { if (c == null) return; try { Field f = set_findStaticField(c, field); makeAccessible(f); smartSet(f, null, value); } catch (Exception e) { throw new RuntimeException(e); } } static Field set_findStaticField(Class c, String field) { Class _c = c; do { for (Field f : _c.getDeclaredFields()) if (f.getName().equals(field) && (f.getModifiers() & java.lang.reflect.Modifier.STATIC) != 0) return f; _c = _c.getSuperclass(); } while (_c != null); throw new RuntimeException("Static field '" + field + "' not found in " + c.getName()); } static Field set_findField(Class c, String field) { Class _c = c; do { for (Field f : _c.getDeclaredFields()) if (f.getName().equals(field)) return f; _c = _c.getSuperclass(); } while (_c != null); throw new RuntimeException("Field '" + field + "' not found in " + c.getName()); } static void set(BitSet bs, int idx) { { if (bs != null) bs.set(idx); } } static String joinNemptiesWithColon(String... strings) { return joinNempties(": ", strings); } static String joinNemptiesWithColon(Collection strings) { return joinNempties(": ", strings); } static String commaCombine(Object... l) { return joinNemptiesWithComma(flattenCollectionsAndArrays(ll(l))); } static int hashCodeFor(Object a) { return a == null ? 0 : a.hashCode(); } static boolean eqOneOf(Object o, Object... l) { for (Object x : l) if (eq(o, x)) return true; return false; } static Method findMethod_cached(Object o, String method, Object... args) { try { if (o == null) return null; if (o instanceof Class) { _MethodCache cache = callOpt_getCache((Class) o); List methods = cache.cache.get(method); if (methods != null) for (Method m : methods) if (isStaticMethod(m) && findMethod_checkArgs(m, args, false)) return m; return null; } else { _MethodCache cache = callOpt_getCache(o.getClass()); List methods = cache.cache.get(method); if (methods != null) for (Method m : methods) if (findMethod_checkArgs(m, args, false)) return m; return null; } } catch (Exception __e) { throw rethrow(__e); } } static Iterator emptyIterator() { return Collections.emptyIterator(); } static char charAt(String s, int i) { return s != null && i >= 0 && i < s.length() ? s.charAt(i) : '\0'; } static HashMap litmap(Object... x) { HashMap map = new HashMap(); litmap_impl(map, x); return map; } static void litmap_impl(Map map, Object... x) { if (x != null) for (int i = 0; i < x.length-1; i += 2) if (x[i+1] != null) map.put(x[i], x[i+1]); } static int lKeys(MultiMap mm) { return mm == null ? 0 : mm.keysSize(); } static void addAll(Collection c, Iterable b) { if (c != null && b != null) for (A a : b) c.add(a); } static boolean addAll(Collection c, Collection b) { return c != null && b != null && c.addAll(b); } static boolean addAll(Collection c, B... b) { return c != null && b != null && c.addAll(Arrays.asList(b)); } static Map addAll(Map a, Map b) { if (a != null && b != null) a.putAll(b); return a; } static int latestInstalledJavaX() { File[] files = new File(userHome(), ".javax").listFiles(); int v = 0; if (files != null) for (File f : files) { Matcher m = regexpMatcher("x(\\d\\d\\d?)\\.jar", f.getName()); if (m.matches()) v = Math.max(v, Integer.parseInt(m.group(1))); } return v; } static String x30JarServerURL() { return "http://botcompany.de:8081/x30.jar"; } // This is a bit rough... finds static and non-static methods. static Method findMethodNamed(Object obj, String method) { if (obj == null) return null; if (obj instanceof Class) return findMethodNamed((Class) obj, method); return findMethodNamed(obj.getClass(), method); } static Method findMethodNamed(Class c, String method) { while (c != null) { for (Method m : c.getDeclaredMethods()) if (m.getName().equals(method)) { makeAccessible(m); return m; } c = c.getSuperclass(); } return null; } static int hashMap_internalHash(Object key) { int h; return (key == null) ? 0 : (h = key.hashCode()) ^ (h >>> 16); } static void smartSet(Field f, Object o, Object value) throws Exception { try { f.set(o, value); } catch (Exception e) { Class type = f.getType(); // take care of common case (long to int) if (type == int.class && value instanceof Long) { f.set(o, ((Long) value).intValue()); return; } if (type == boolean.class && value instanceof String) { f.set(o, isTrueOrYes(((String) value))); return; } if (type == LinkedHashMap.class && value instanceof Map) { f.set(o, asLinkedHashMap((Map) value)); return; } throw e; } } static String joinNempties(String sep, Object... strings) { return joinStrings(sep, strings); } static String joinNempties(String sep, Iterable strings) { return joinStrings(sep, strings); } static String joinNemptiesWithComma(Object... strings) { return joinNempties(", ", strings); } static String joinNemptiesWithComma(Iterable strings) { return joinNempties(", ", strings); } static List flattenCollectionsAndArrays(Iterable a) { List l = new ArrayList(); for (Object x : a) if (x instanceof Collection) l.addAll(flattenCollectionsAndArrays((Collection) x)); else if (x instanceof Object[]) l.addAll(flattenCollectionsAndArrays(asList((Object[]) x))); else l.add(x); return l; } static boolean isTrueOrYes(Object o) { return isTrueOpt(o) || o instanceof String && (eqicOneOf(((String) o), "1", "t", "true") || isYes(((String) o))); } static LinkedHashMap asLinkedHashMap(Map map) { if (map instanceof LinkedHashMap) return (LinkedHashMap) map; LinkedHashMap m = new LinkedHashMap(); if (map != null) synchronized(collectionMutex(map)) { m.putAll(map); } return m; } static String joinStrings(String sep, Object... strings) { return joinStrings(sep, Arrays.asList(strings)); } static String joinStrings(String sep, Iterable strings) { StringBuilder buf = new StringBuilder(); for (Object o : unnull(strings)) { String s = strOrNull(o); if (nempty(s)) { if (nempty(buf)) buf.append(sep); buf.append(s); } } return str(buf); } static boolean isTrueOpt(Object o) { if (o instanceof Boolean) return ((Boolean) o).booleanValue(); return false; } static boolean isTrueOpt(String field, Object o) { return isTrueOpt(getOpt(field, o)); } static boolean eqicOneOf(String s, String... l) { for (String x : l) if (eqic(s, x)) return true; return false; } static List isYes_yesses = litlist("y", "yes", "yeah", "y", "yup", "yo", "corect", "sure", "ok", "afirmative"); // << collapsed words, so "corect" means "correct" static boolean isYes(String s) { return isYes_yesses.contains(collapseWord(toLowerCase(firstWord2(s)))); } static ArrayList litlist(A... a) { ArrayList l = new ArrayList(a.length); for (A x : a) l.add(x); return l; } static String collapseWord(String s) { if (s == null) return ""; StringBuilder buf = new StringBuilder(); for (int i = 0; i < l(s); i++) if (i == 0 || !charactersEqualIC(s.charAt(i), s.charAt(i-1))) buf.append(s.charAt(i)); return buf.toString(); } static List toLowerCase(List strings) { List x = new ArrayList(); for (String s : strings) x.add(s.toLowerCase()); return x; } static String[] toLowerCase(String[] strings) { String[] x = new String[l(strings)]; for (int i = 0; i < l(strings); i++) x[i] = strings[i].toLowerCase(); return x; } static String toLowerCase(String s) { return s == null ? "" : s.toLowerCase(); } static String firstWord2(String s) { s = xltrim(s); if (empty(s)) return ""; if (isLetterOrDigit(first(s))) return takeCharsWhile(__36 -> isLetterOrDigit(__36), s); else return "" + first(s); } static boolean charactersEqualIC(char c1, char c2) { if (c1 == c2) return true; char u1 = Character.toUpperCase(c1); char u2 = Character.toUpperCase(c2); if (u1 == u2) return true; return Character.toLowerCase(u1) == Character.toLowerCase(u2); } static String xltrim(String s) { int i = 0, n = l(s); while (i < n && contains(" \t\r\n", s.charAt(i))) ++i; return substr(s, i); } static boolean isLetterOrDigit(char c) { return Character.isLetterOrDigit(c); } // pred: char -> bool static String takeCharsWhile(String s, Object pred) { int i = 0; while (i < l(s) && isTrue(callF(pred, s.charAt(i)))) ++i; return substring(s, 0, i); } static String takeCharsWhile(IF1 f, String s) { return takeCharsWhile(s, f); } static boolean contains(Collection c, Object o) { return c != null && c.contains(o); } static boolean contains(Iterable it, Object a) { if (it != null) for (Object o : it) if (eq(a, o)) return true; return false; } static boolean contains(Object[] x, Object o) { if (x != null) for (Object a : x) if (eq(a, o)) return true; return false; } static boolean contains(String s, char c) { return s != null && s.indexOf(c) >= 0; } static boolean contains(String s, String b) { return s != null && s.indexOf(b) >= 0; } static boolean contains(BitSet bs, int i) { return bs != null && bs.get(i); } static boolean contains(Rect r, Pt p) { return rectContains(r, p); } static String substr(String s, int x) { return substring(s, x); } static String substr(String s, int x, int y) { return substring(s, x, y); } static boolean rectContains(int x1, int y1, int w, int h, Pt p) { return p.x >= x1 && p.y >= y1 && p.x < x1+w && p.y < y1+h; } static boolean rectContains(Rect a, Rect b) { return b.x >= a.x && b.y >= a.y && b.x2() <= a.x2() && b.y2() <= a.y2(); } static boolean rectContains(Rect a, Rectangle b) { return rectContains(a, toRect(b)); } static boolean rectContains(Rect a, int x, int y) { return a != null && a.contains(x, y); } static boolean rectContains(Rect a, Pt p) { return a != null && p != null && a.contains(p); } static Rect toRect(Rectangle r) { return r == null ? null : new Rect(r); } static Rect toRect(RectangularShape r) { return r == null ? null : toRect(r.getBounds()); } static Rect toRect(Rect r) { return r; } static int iround(double d) { return (int) Math.round(d); } static int iround(Number n) { return iround(toDouble(n)); } static double toDouble(Object o) { if (o instanceof Number) return ((Number) o).doubleValue(); if (o instanceof BigInteger) return ((BigInteger) o).doubleValue(); if (o instanceof String) return parseDouble((String) o); if (o == null) return 0.0; throw fail(o); } static double parseDouble(String s) { return empty(s) ? 0.0 : Double.parseDouble(s); } final static class Rect implements IFieldsToList{ static final String _fieldOrder = "x y w h"; int x; int y; int w; int h; Rect() {} Rect(int x, int y, int w, int h) { this.h = h; this.w = w; this.y = y; this.x = x;} public boolean equals(Object o) { if (!(o instanceof Rect)) return false; Rect __1 = (Rect) o; return x == __1.x && y == __1.y && w == __1.w && h == __1.h; } public int hashCode() { int h = 2543108; h = boostHashCombine(h, _hashCode(x)); h = boostHashCombine(h, _hashCode(y)); h = boostHashCombine(h, _hashCode(w)); h = boostHashCombine(h, _hashCode(h)); return h; } public Object[] _fieldsToList() { return new Object[] {x, y, w, h}; } Rect(Rectangle r) { x = r.x; y = r.y; w = r.width; h = r.height; } Rect(Pt p, int w, int h) { this.h = h; this.w = w; x = p.x; y = p.y; } Rect(Rect r) { x = r.x; y = r.y; w = r.w; h = r.h; } Rectangle getRectangle() { return new Rectangle(x, y, w, h); } public String toString() { return x + "," + y + " / " + w + "," + h; } int x1() { return x; } int y1() { return y; } int x2() { return x + w; } int y2() { return y + h; } boolean contains(Pt p) { return contains(p.x, p.y); } boolean contains(int _x, int _y) { return _x >= x && _y >= y && _x < x+w && _y < y+h; } boolean contains(Rectangle r) { return rectContains(this, r); } boolean empty() { return w <= 0 || h <= 0; } int getWidth() { return w; } int getHeight() { return h; } } static class Pt implements Comparable, IDoublePt { int x, y; Pt() {} Pt(Point p) { x = p.x; y = p.y; } Pt(int x, int y) { this.y = y; this.x = x;} Point getPoint() { return new Point(x, y); } public boolean equals(Object o) { return o instanceof Pt && x == ((Pt) o).x && y == ((Pt) o).y; } public int hashCode() { return boostHashCombine(x, y); } // compare in scan order public int compareTo(Pt p) { if (y != p.y) return cmp(y, p.y); return cmp(x, p.x); } public String toString() { return x + ", " + y; } double length() { return sqrt(x*x+y*y); } Pt minus(Pt p) { return ptMinus(this, p); } public double x_double() { return x; } public double y_double() { return y; } } interface IDoublePt { public double x_double(); public double y_double(); } static int boostHashCombine(int a, int b) { return a ^ (b + 0x9e3779b9 + (a << 6) + (a >> 2)); } static double sqrt(double x) { return Math.sqrt(x); } static List minus(Collection a, Object... b) { Set set = asSet(b); List l = new ArrayList(); for (Object s : unnull(a)) if (!set.contains(s)) l.add(s); return l; } static BigInteger minus(BigInteger a, BigInteger b) { return a.subtract(b); } static Complex minus(Complex c) { return c == null ? null : complex(-c.re(), -c.im()); } static int minus(int a, int b) { return a-b; } static Pt ptMinus(Pt a, Pt b) { if (b == null) return a; return new Pt(a.x-b.x, a.y-b.y); } static Set asSet(Object[] array) { HashSet set = new HashSet(); for (Object o : array) if (o != null) set.add(o); return set; } static Set asSet(String[] array) { TreeSet set = new TreeSet(); for (String o : array) if (o != null) set.add(o); return set; } static Set asSet(Iterable l) { if (l instanceof Set) return (Set) l; HashSet set = new HashSet(); for (A o : unnull(l)) if (o != null) set.add(o); return set; } static Complex complex(double re, double im) { return new Complex(re, im); } static Complex complex(double re) { return new Complex(re, 0.0); } static Complex complex(double[] reIm) { if (empty(reIm)) return null; if (l(reIm) != 2) throw fail("Need 2 doubles to make complex number"); return complex(reIm[0], reIm[1]); } static class Complex implements IFieldsToList{ static final String _fieldOrder = "re im"; double re; double im; Complex() {} Complex(double re, double im) { this.im = im; this.re = re;} public boolean equals(Object o) { if (!(o instanceof Complex)) return false; Complex __1 = (Complex) o; return re == __1.re && im == __1.im; } public int hashCode() { int h = -1679819632; h = boostHashCombine(h, _hashCode(re)); h = boostHashCombine(h, _hashCode(im)); return h; } public Object[] _fieldsToList() { return new Object[] {re, im}; } double abs() { return sqrt(re*re+im*im); } double re() { return re; } double im() { return im; } final double angle(){ return phase(); } double phase() { return Math.atan2(im, re); } double fracAngle() { return fracNonNeg(angle()/twoPi()); } // angle as 0 to 1 public String toString() { if (im != 0) return re == 0 ? im + "i" : re + plusPrefixUnlessMinus(str(im)) + "i"; else return str(re); } } static double fracNonNeg(double d) { return frac_nonNeg(d); } static double twoPi() { return Math.PI*2; } static String plusPrefixUnlessMinus(String s) { return startsWith(s, "-") ? s : "+" + s; } static double frac_nonNeg(double d) { return mod(d, 1); } // better modulo that gives positive numbers always static int mod(int n, int m) { return (n % m + m) % m; } static long mod(long n, long m) { return (n % m + m) % m; } static BigInteger mod(BigInteger n, int m) { return n.mod(bigint(m)); } static double mod(double n, double m) { return (n % m + m) % m; } static BigInteger bigint(String s) { return new BigInteger(s); } static BigInteger bigint(long l) { return BigInteger.valueOf(l); } }