import java.util.*; import java.util.zip.*; import java.util.List; import java.util.regex.*; import java.util.concurrent.*; import java.util.concurrent.atomic.*; import java.util.concurrent.locks.*; import javax.swing.*; import javax.swing.event.*; import javax.swing.text.*; import javax.swing.table.*; import java.io.*; import java.net.*; import java.lang.reflect.*; import java.lang.ref.*; import java.lang.management.*; import java.security.*; import java.security.spec.*; import java.awt.*; import java.awt.event.*; import java.awt.image.*; import javax.imageio.*; import java.math.*; class main { public static void main(final String[] args) throws Exception { print(html_addTargetBlank("bla ok ")); } static volatile StringBuffer local_log = new StringBuffer(); // not redirected static volatile StringBuffer print_log = local_log; // might be redirected, e.g. to main bot // in bytes - will cut to half that static volatile int print_log_max = 1024*1024; static volatile int local_log_max = 100*1024; //static int print_maxLineLength = 0; // 0 = unset static boolean print_silent; // total mute if set static Object print_byThread_lock = new Object(); static volatile ThreadLocal> print_byThread; // special handling by thread static void print() { print(""); } // slightly overblown signature to return original object... static A print(A o) { ping(); if (print_silent) return o; String s = String.valueOf(o) + "\n"; print_noNewLine(s); return o; } static void print_noNewLine(String s) { if (print_byThread != null) { F1 f = print_byThread.get(); if (f != null) if (isFalse(f.get(s))) return; } print_raw(s); } static void print_raw(String s) { s = fixNewLines(s); // TODO if (print_maxLineLength != 0) StringBuffer loc = local_log; StringBuffer buf = print_log; int loc_max = print_log_max; if (buf != loc && buf != null) { print_append(buf, s, print_log_max); loc_max = local_log_max; } if (loc != null) print_append(loc, s, loc_max); System.out.print(s); } static void print(long l) { print(String.valueOf(l)); } static void print(char c) { print(String.valueOf(c)); } static void print_append(StringBuffer buf, String s, int max) { synchronized(buf) { buf.append(s); max /= 2; if (buf.length() > max) try { int newLength = max/2; int ofs = buf.length()-newLength; String newString = buf.substring(ofs); buf.setLength(0); buf.append("[...] ").append(newString); } catch (Exception e) { buf.setLength(0); } } } static String html_addTargetBlank(String html) { List tok = htmlTok(html); for (int i = 1; i < l(tok); i += 2) { String t = tok.get(i); if (isTag(t, "a")) { Map map = htmlParams(t); if (map.containsKey("href")) { map.put("target", "_blank"); tok.set(i, hopeningTag("a", mapToParams(map))); } } } return join(tok); } static RuntimeException asRuntimeException(Throwable t) { return t instanceof RuntimeException ? (RuntimeException) t : new RuntimeException(t); } static Map _registerThread_threads = Collections.synchronizedMap(new WeakHashMap()); static Thread _registerThread(Thread t) { _registerThread_threads.put(t, true); return t; } static void _registerThread() { _registerThread(Thread.currentThread()); } static String fixNewLines(String s) { return s.replace("\r\n", "\n").replace("\r", "\n"); } static volatile boolean ping_pauseAll; static int ping_sleep = 100; // poll pauseAll flag every 100 static volatile boolean ping_anyActions; static Map ping_actions = (Map) synchroMap(newWeakHashMap()); // always returns true static boolean ping() { if (ping_pauseAll || ping_anyActions) ping_impl(); return true; } // returns true when it slept static boolean ping_impl() { try { if (ping_pauseAll && !isAWTThread()) { do Thread.sleep(ping_sleep); while (ping_pauseAll); return true; } if (ping_anyActions) { Object action; synchronized(ping_actions) { 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 List htmlTok(String s) { return htmlcoarsetok(s); } static boolean isFalse(Object o) { return eq(false, o); } static String hopeningTag(String tag, Object... params) { StringBuilder buf = new StringBuilder(); buf.append("<" + tag); for (int i = 0; i < l(params); i += 2) { String name = (String) get(params, i); Object val = get(params, i+1); if (nempty(name) && val != null) { String s = str(val); if (!empty(s)) buf.append(" " + name + "=" + htmlQuote(s)); } } buf.append(">"); return str(buf); } static int l(Object[] a) { return a == null ? 0 : a.length; } static int l(boolean[] a) { return a == null ? 0 : a.length; } static int l(byte[] a) { return a == null ? 0 : a.length; } static int l(int[] a) { return a == null ? 0 : a.length; } static int l(float[] a) { return a == null ? 0 : a.length; } static int l(char[] a) { return a == null ? 0 : a.length; } static int l(Collection c) { return c == null ? 0 : c.size(); } static int l(Map m) { return m == null ? 0 : m.size(); } static int l(CharSequence s) { return s == null ? 0 : s.length(); } static long l(File f) { return f == null ? 0 : f.length(); } static int l(Object o) { return o instanceof String ? l((String) o) : o instanceof Map ? l((Map) o) : l((Collection) o); // incomplete } static boolean isTag(String token, String tag) { return token.regionMatches(true, 0, "<" + tag + " ", 0, tag.length()+2) || token.regionMatches(true, 0, "<" + tag + ">", 0, tag.length()+2); } static Object[] mapToParams(Map map) { return mapToObjectArray(map); } static Map htmlParams(String tag) { return getHtmlTagParameters(tag); } public static String join(String glue, Iterable strings) { if (strings == null) return ""; StringBuilder buf = new StringBuilder(); Iterator i = strings.iterator(); if (i.hasNext()) { buf.append(i.next()); while (i.hasNext()) buf.append(glue).append(i.next()); } return buf.toString(); } public static String join(String glue, String... strings) { return join(glue, Arrays.asList(strings)); } 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 Map synchroMap() { return synchroHashMap(); } static Map synchroMap(Map map) { return Collections.synchronizedMap(map); } // TODO: process CDATA? static List htmlcoarsetok(String s) { List tok = new ArrayList(); int l = s.length(); int i = 0; while (i < l) { int j = i; char c; // scan for non-tags while (j < l) { if (s.charAt(j) != '<') // regular character ++j; else if (s.substring(j, Math.min(j+4, l)).equals("")); j = Math.min(j+3, l); } else // it's a tag break; } tok.add(s.substring(i, j)); i = j; if (i >= l) break; c = s.charAt(i); // scan for tags if (c == '<') { ++j; while (j < l && s.charAt(j) != '>') ++j; // TODO: strings? if (j < l) ++j; } tok.add(s.substring(i, j)); i = j; } if ((tok.size() % 2) == 0) tok.add(""); return tok; } static boolean getHtmlTagParameters_debug; static Map getHtmlTagParameters(String tag) { if (empty(tag)) return null; List tok = codeTokens(tok_joinMinusIdentifiers(htmlFineTok(tag))); if (getHtmlTagParameters_debug) printStruct(tok); assertEquals("<", tok.get(0)); int i = 1; if (eq(tok.get(1), "/")) ++i; String name = tok.get(i++); if (!isMinusIdentifier(name)) throw fail(tag + " (" + name + ")"); Map map = new HashMap(); while (i < l(tok)) { String t = tok.get(i); if (eqOneOf(t, "/", ">")) break; if (!isMinusIdentifier(t)) throw fail(tag + " (" + t + ")"); ++i; String value = "1"; if (eq(tok.get(i), "=")) { ++i; value = htmlunquote(tok.get(i++)); } map.put(t, value); } return map; } static String htmlQuote(String s) { return "\"" + htmlencode(s) + "\""; } static Map newWeakHashMap() { return _registerWeakMap(synchroMap(new WeakHashMap())); } static Object[] mapToObjectArray(Map map) { List l = new ArrayList(); for (Object o : keys(map)) { l.add(o); l.add(map.get(o)); } return toObjectArray(l); } static boolean empty(Collection c) { return c == null || c.isEmpty(); } static boolean empty(String s) { return s == null || s.length() == 0; } static boolean empty(Map map) { return map == null || map.isEmpty(); } static boolean empty(Object[] o) { return o == null || o.length == 0; } static boolean empty(Object o) { if (o instanceof Collection) return empty((Collection) o); if (o instanceof String) return empty((String) o); if (o instanceof Map) return empty((Map) o); if (o instanceof Object[]) return empty((Object[]) o); throw fail("unknown type for 'empty': " + getType(o)); } 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; } // 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 instanceof Class) return get((Class) o, field); if (o instanceof Map) return ((Map) o).get(field); Field f = getOpt_findField(o.getClass(), field); if (f != null) { f.setAccessible(true); return f.get(o); } if (o instanceof DynamicObject) return ((DynamicObject) o).fieldValues.get(field); } catch (Exception e) { throw asRuntimeException(e); } throw new RuntimeException("Field '" + field + "' not found in " + o.getClass().getName()); } static Object get_raw(Object o, String field) { try { Field f = get_findField(o.getClass(), field); f.setAccessible(true); return f.get(o); } catch (Exception e) { throw new RuntimeException(e); } } static Object get(Class c, String field) { try { Field f = get_findStaticField(c, field); f.setAccessible(true); return f.get(null); } catch (Exception e) { throw new RuntimeException(e); } } static Field get_findStaticField(Class c, String field) { Class _c = c; do { for (Field f : _c.getDeclaredFields()) if (f.getName().equals(field) && (f.getModifiers() & 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()); } // 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 RuntimeException rethrow(Throwable e) { throw asRuntimeException(e); } static Thread currentThread() { return Thread.currentThread(); } static boolean nempty(Collection c) { return !isEmpty(c); } static boolean nempty(CharSequence s) { return !isEmpty(s); } static boolean nempty(Object[] o) { return !isEmpty(o); } static boolean nempty(Map m) { return !isEmpty(m); } static boolean nempty(Iterator i) { return i != null && i.hasNext(); } static boolean eq(Object a, Object b) { return a == null ? b == null : a == b || a.equals(b); } static String str(Object o) { return o == null ? "null" : o.toString(); } static String str(char[] c) { return new String(c); } static RuntimeException fail() { throw new RuntimeException("fail"); } static RuntimeException fail(Throwable e) { throw asRuntimeException(e); } static RuntimeException fail(Object msg) { throw new RuntimeException(String.valueOf(msg)); } static RuntimeException fail(String msg) { throw new RuntimeException(msg == null ? "" : msg); } static RuntimeException fail(String msg, Throwable innerException) { throw new RuntimeException(msg, innerException); } static Boolean isHeadless_cache; static boolean isHeadless() { if (isHeadless_cache != null) return isHeadless_cache; if (GraphicsEnvironment.isHeadless()) return isHeadless_cache = true; // Also check if AWT actually works. // If DISPLAY variable is set but no X server up, this will notice. try { SwingUtilities.isEventDispatchThread(); return isHeadless_cache = false; } catch (Throwable e) { return isHeadless_cache = true; } } static boolean isMinusIdentifier(String s) { if (empty(s)) return false; if (!Character.isJavaIdentifierStart(s.charAt(0)) && !s.startsWith("-")) return false; for (int i = 1; i < s.length(); i++) if (!Character.isJavaIdentifierPart(s.charAt(i)) && s.charAt(i) != '-') return false; return true; } static boolean eqOneOf(Object o, Object... l) { for (Object x : l) if (eq(o, x)) return true; return false; } static String getType(Object o) { return getClassName(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 List htmlFineTok(String s) { List tok = new ArrayList(); int l = s.length(); int i = 0, n = 0; while (i < l) { int j = i; char c, d; // scan for whitespace while (j < l) { c = s.charAt(j); d = j+1 >= l ? '\0' : s.charAt(j+1); if (c == ' ' || c == '\t' || c == '\r' || c == '\n') ++j; else break; } tok.add(quickSubstring(s, i, j)); ++n; i = j; if (i >= l) break; c = s.charAt(i); d = i+1 >= l ? '\0' : s.charAt(i+1); // scan for non-whitespace if (c == '\'' || c == '"') { char opener = c; ++j; while (j < l) { if (s.charAt(j) == opener /*|| s.charAt(j) == '\n'*/) { // allow multi-line strings ++j; break; } else if (s.charAt(j) == '\\' && j+1 < l) j += 2; else ++j; } } else if (Character.isJavaIdentifierStart(c)) do ++j; while (j < l && (Character.isJavaIdentifierPart(s.charAt(j)) || "'".indexOf(s.charAt(j)) >= 0)); // for stuff like "don't" else if (Character.isDigit(c)) { do ++j; while (j < l && Character.isDigit(s.charAt(j))); if (j < l && s.charAt(j) == 'L') ++j; // Long constants like 1L } else ++j; tok.add(quickSubstring(s, i, j)); ++n; i = j; } if ((tok.size() % 2) == 0) tok.add(""); return tok; } static A printStruct(String prefix, A a) { printStructure(prefix, a); return a; } static A printStruct(A a) { printStructure(a); return a; } static Set keys(Map map) { return map == null ? new HashSet() : map.keySet(); } static Set keys(Object map) { return keys((Map) map); } static List tok_joinMinusIdentifiers(List tok) { for (int i = 1; i+4 < l(tok); i += 2) if (isMinusIdentifier(get(tok, i)) && eq(get(tok, i+2), "-") && isIdentifier(get(tok, i+4))) { replaceSublist(tok, i, i+5, ll(join(subList(tok, i, i+5)))); i -= 2; } return tok; } static String htmlunquote(String s) { if (s.startsWith("'") && s.endsWith("'") && s.length() >= 2 || s.startsWith("\"") && s.endsWith("\"") && s.length() >= 2) s = s.substring(1, s.length()-1); return htmldecode(s); } static Object[] toObjectArray(Collection c) { List l = asList(c); return l.toArray(new Object[l.size()]); } static List codeTokens(List tok) { return codeTokensOnly(tok); } static boolean isEmpty(Collection c) { return c == null || c.isEmpty(); } static boolean isEmpty(CharSequence s) { return s == null || s.length() == 0; } static boolean isEmpty(Object[] a) { return a == null || a.length == 0; } static boolean isEmpty(Map map) { return map == null || map.isEmpty(); } static A assertEquals(Object x, A y) { return assertEquals(null, x, y); } static A assertEquals(String msg, Object x, A y) { if (!(x == null ? y == null : x.equals(y))) throw fail((msg != null ? msg + ": " : "") + y + " != " + x); return y; } // automagically encode a whole map (keys+values) static Map htmlencode(Map o) { HashMap bla = new HashMap(); for (Object key : keys(o)) { Object value = o.get(key); bla.put(htmlencode(key), htmlencode(value)); } return bla; } static String htmlencode(Object o) { return htmlencode(string(o)); } static String htmlencode(String s) { if (s == null) return ""; StringBuilder out = new StringBuilder(Math.max(16, s.length())); for (int i = 0; i < s.length(); i++) { char c = s.charAt(i); if (c > 127 || c == '"' || c == '<' || c == '>' || c == '&') { out.append("&#"); out.append((int) c); out.append(';'); } else { out.append(c); } } return out.toString(); } static Map synchroHashMap() { return Collections.synchronizedMap(new HashMap()); } static Field getOpt_findField(Class c, String field) { Class _c = c; do { for (Field f : _c.getDeclaredFields()) if (f.getName().equals(field)) return f; _c = _c.getSuperclass(); } while (_c != null); return null; } static 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 isIdentifier(String s) { return isJavaIdentifier(s); } static List ll(A... a) { return litlist(a); } static ArrayList asList(A[] a) { return a == null ? new ArrayList() : new ArrayList(Arrays.asList(a)); } static ArrayList asList(int[] a) { ArrayList l = new ArrayList(); for (int i : a) l.add(i); return l; } static ArrayList asList(Iterable s) { if (s instanceof ArrayList) return (ArrayList) s; ArrayList l = new ArrayList(); if (s != null) for (A a : s) l.add(a); return l; } static ArrayList asList(Enumeration e) { ArrayList l = new ArrayList(); if (e != null) while (e.hasMoreElements()) l.add(e.nextElement()); return l; } static Class javax() { return getJavaX(); } static A assertNotNull(A a) { assertTrue(a != null); return a; } static A assertNotNull(String msg, A a) { assertTrue(msg, a != null); return a; } static void printStructure(String prefix, Object o) { if (endsWithLetter(prefix)) prefix += ": "; print(prefix + structureForUser(o)); } static void printStructure(Object o) { print(structureForUser(o)); } static List replaceSublist(List l, List x, List y) { if (x == null) return l; int i = 0; while (true) { i = indexOfSubList(l, x, i); if (i < 0) break; // It's inefficient :D for (int j = 0; j < l(x); j++) l.remove(i); l.addAll(i, y); i += l(y); } return l; } static List replaceSublist(List l, int fromIndex, int toIndex, List y) { // inefficient while (toIndex > fromIndex) l.remove(--toIndex); l.addAll(fromIndex, y); return l; } static List codeTokensOnly(List tok) { List l = new ArrayList(); for (int i = 1; i < tok.size(); i += 2) l.add(tok.get(i)); return l; } static void printException(Throwable e) { printStackTrace(e); } static String getClassName(Object o) { return o == null ? "null" : o instanceof Class ? ((Class) o).getName() : o.getClass().getName(); } static String quickSubstring(String s, int i, int j) { if (i == j) return ""; return s.substring(i, j); } static String string(Object o) { return String.valueOf(o); } static List synchroList() { return Collections.synchronizedList(new ArrayList()); } static List synchroList(List l) { return Collections.synchronizedList(l); } static List subList(List l, int startIndex) { return subList(l, startIndex, l(l)); } static List subList(List l, int startIndex, int endIndex) { startIndex = max(0, min(l(l), startIndex)); endIndex = max(0, min(l(l), endIndex)); if (startIndex > endIndex) return litlist(); return l.subList(startIndex, endIndex); } static String htmldecode(final String input) { if (input == null) return null; final int MIN_ESCAPE = 2; final int MAX_ESCAPE = 6; StringWriter writer = null; int len = input.length(); int i = 1; int st = 0; while (true) { // look for '&' while (i < len && input.charAt(i-1) != '&') i++; if (i >= len) break; // found '&', look for ';' int j = i; while (j < len && j < i + MAX_ESCAPE + 1 && input.charAt(j) != ';') j++; if (j == len || j < i + MIN_ESCAPE || j == i + MAX_ESCAPE + 1) { i++; continue; } // found escape if (input.charAt(i) == '#') { // numeric escape int k = i + 1; int radix = 10; final char firstChar = input.charAt(k); if (firstChar == 'x' || firstChar == 'X') { k++; radix = 16; } try { int entityValue = Integer.parseInt(input.substring(k, j), radix); if (writer == null) writer = new StringWriter(input.length()); writer.append(input.substring(st, i - 1)); if (entityValue > 0xFFFF) { final char[] chrs = Character.toChars(entityValue); writer.write(chrs[0]); writer.write(chrs[1]); } else { writer.write(entityValue); } } catch (NumberFormatException ex) { i++; continue; } } else { // named escape CharSequence value = htmldecode_lookupMap.get(input.substring(i, j)); if (value == null) { i++; continue; } if (writer == null) writer = new StringWriter(input.length()); writer.append(input.substring(st, i - 1)); writer.append(value); } // skip escape st = j + 1; i = st; } if (writer != null) { writer.append(input.substring(st, len)); return writer.toString(); } return input; } private static final String[][] htmldecode_ESCAPES = { {"\"", "quot"}, // " - double-quote {"&", "amp"}, // & - ampersand {"<", "lt"}, // < - less-than {">", "gt"}, // > - greater-than // Mapping to escape ISO-8859-1 characters to their named HTML 3.x equivalents. {"\u00A0", "nbsp"}, // non-breaking space {"\u00A1", "iexcl"}, // inverted exclamation mark {"\u00A2", "cent"}, // cent sign {"\u00A3", "pound"}, // pound sign {"\u00A4", "curren"}, // currency sign {"\u00A5", "yen"}, // yen sign = yuan sign {"\u00A6", "brvbar"}, // broken bar = broken vertical bar {"\u00A7", "sect"}, // section sign {"\u00A8", "uml"}, // diaeresis = spacing diaeresis {"\u00A9", "copy"}, // copyright sign {"\u00AA", "ordf"}, // feminine ordinal indicator {"\u00AB", "laquo"}, // left-pointing double angle quotation mark = left pointing guillemet {"\u00AC", "not"}, // not sign {"\u00AD", "shy"}, // soft hyphen = discretionary hyphen {"\u00AE", "reg"}, // registered trademark sign {"\u00AF", "macr"}, // macron = spacing macron = overline = APL overbar {"\u00B0", "deg"}, // degree sign {"\u00B1", "plusmn"}, // plus-minus sign = plus-or-minus sign {"\u00B2", "sup2"}, // superscript two = superscript digit two = squared {"\u00B3", "sup3"}, // superscript three = superscript digit three = cubed {"\u00B4", "acute"}, // acute accent = spacing acute {"\u00B5", "micro"}, // micro sign {"\u00B6", "para"}, // pilcrow sign = paragraph sign {"\u00B7", "middot"}, // middle dot = Georgian comma = Greek middle dot {"\u00B8", "cedil"}, // cedilla = spacing cedilla {"\u00B9", "sup1"}, // superscript one = superscript digit one {"\u00BA", "ordm"}, // masculine ordinal indicator {"\u00BB", "raquo"}, // right-pointing double angle quotation mark = right pointing guillemet {"\u00BC", "frac14"}, // vulgar fraction one quarter = fraction one quarter {"\u00BD", "frac12"}, // vulgar fraction one half = fraction one half {"\u00BE", "frac34"}, // vulgar fraction three quarters = fraction three quarters {"\u00BF", "iquest"}, // inverted question mark = turned question mark {"\u00C0", "Agrave"}, // ? - uppercase A, grave accent {"\u00C1", "Aacute"}, // ? - uppercase A, acute accent {"\u00C2", "Acirc"}, // ? - uppercase A, circumflex accent {"\u00C3", "Atilde"}, // ? - uppercase A, tilde {"\u00C4", "Auml"}, // ? - uppercase A, umlaut {"\u00C5", "Aring"}, // ? - uppercase A, ring {"\u00C6", "AElig"}, // ? - uppercase AE {"\u00C7", "Ccedil"}, // ? - uppercase C, cedilla {"\u00C8", "Egrave"}, // ? - uppercase E, grave accent {"\u00C9", "Eacute"}, // ? - uppercase E, acute accent {"\u00CA", "Ecirc"}, // ? - uppercase E, circumflex accent {"\u00CB", "Euml"}, // ? - uppercase E, umlaut {"\u00CC", "Igrave"}, // ? - uppercase I, grave accent {"\u00CD", "Iacute"}, // ? - uppercase I, acute accent {"\u00CE", "Icirc"}, // ? - uppercase I, circumflex accent {"\u00CF", "Iuml"}, // ? - uppercase I, umlaut {"\u00D0", "ETH"}, // ? - uppercase Eth, Icelandic {"\u00D1", "Ntilde"}, // ? - uppercase N, tilde {"\u00D2", "Ograve"}, // ? - uppercase O, grave accent {"\u00D3", "Oacute"}, // ? - uppercase O, acute accent {"\u00D4", "Ocirc"}, // ? - uppercase O, circumflex accent {"\u00D5", "Otilde"}, // ? - uppercase O, tilde {"\u00D6", "Ouml"}, // ? - uppercase O, umlaut {"\u00D7", "times"}, // multiplication sign {"\u00D8", "Oslash"}, // ? - uppercase O, slash {"\u00D9", "Ugrave"}, // ? - uppercase U, grave accent {"\u00DA", "Uacute"}, // ? - uppercase U, acute accent {"\u00DB", "Ucirc"}, // ? - uppercase U, circumflex accent {"\u00DC", "Uuml"}, // ? - uppercase U, umlaut {"\u00DD", "Yacute"}, // ? - uppercase Y, acute accent {"\u00DE", "THORN"}, // ? - uppercase THORN, Icelandic {"\u00DF", "szlig"}, // ? - lowercase sharps, German {"\u00E0", "agrave"}, // ? - lowercase a, grave accent {"\u00E1", "aacute"}, // ? - lowercase a, acute accent {"\u00E2", "acirc"}, // ? - lowercase a, circumflex accent {"\u00E3", "atilde"}, // ? - lowercase a, tilde {"\u00E4", "auml"}, // ? - lowercase a, umlaut {"\u00E5", "aring"}, // ? - lowercase a, ring {"\u00E6", "aelig"}, // ? - lowercase ae {"\u00E7", "ccedil"}, // ? - lowercase c, cedilla {"\u00E8", "egrave"}, // ? - lowercase e, grave accent {"\u00E9", "eacute"}, // ? - lowercase e, acute accent {"\u00EA", "ecirc"}, // ? - lowercase e, circumflex accent {"\u00EB", "euml"}, // ? - lowercase e, umlaut {"\u00EC", "igrave"}, // ? - lowercase i, grave accent {"\u00ED", "iacute"}, // ? - lowercase i, acute accent {"\u00EE", "icirc"}, // ? - lowercase i, circumflex accent {"\u00EF", "iuml"}, // ? - lowercase i, umlaut {"\u00F0", "eth"}, // ? - lowercase eth, Icelandic {"\u00F1", "ntilde"}, // ? - lowercase n, tilde {"\u00F2", "ograve"}, // ? - lowercase o, grave accent {"\u00F3", "oacute"}, // ? - lowercase o, acute accent {"\u00F4", "ocirc"}, // ? - lowercase o, circumflex accent {"\u00F5", "otilde"}, // ? - lowercase o, tilde {"\u00F6", "ouml"}, // ? - lowercase o, umlaut {"\u00F7", "divide"}, // division sign {"\u00F8", "oslash"}, // ? - lowercase o, slash {"\u00F9", "ugrave"}, // ? - lowercase u, grave accent {"\u00FA", "uacute"}, // ? - lowercase u, acute accent {"\u00FB", "ucirc"}, // ? - lowercase u, circumflex accent {"\u00FC", "uuml"}, // ? - lowercase u, umlaut {"\u00FD", "yacute"}, // ? - lowercase y, acute accent {"\u00FE", "thorn"}, // ? - lowercase thorn, Icelandic {"\u00FF", "yuml"}, // ? - lowercase y, umlaut {"\u2013", "ndash"}, {"\u2018", "lsquo"}, {"\u2019", "rsquo"}, {"\u201D", "rdquo"}, {"\u201C", "ldquo"}, {"\u2014", "mdash"}, {"'", "apos"}, // the controversial (but who cares!) ' // stackoverflow.com/questions/2083754/why-shouldnt-apos-be-used-to-escape-single-quotes }; private static final HashMap htmldecode_lookupMap; static { htmldecode_lookupMap = new HashMap(); for (final CharSequence[] seq : htmldecode_ESCAPES) htmldecode_lookupMap.put(seq[1].toString(), seq[0]); } static Object call(Object o) { return callFunction(o); } // varargs assignment fixer for a single string array argument static Object call(Object o, String method, String[] arg) { return call(o, method, new Object[] {arg}); } static Object call(Object o, String method, Object... args) { try { if (o instanceof Class) { Method m = call_findStaticMethod((Class) o, method, args, false); m.setAccessible(true); return m.invoke(null, args); } else { Method m = call_findMethod(o, method, args, false); m.setAccessible(true); return m.invoke(o, args); } } catch (Exception e) { throw e instanceof RuntimeException ? (RuntimeException) e : new RuntimeException(e); } } static Method call_findStaticMethod(Class c, String method, Object[] args, boolean debug) { Class _c = c; while (c != null) { for (Method m : c.getDeclaredMethods()) { if (debug) System.out.println("Checking method " + m.getName() + " with " + m.getParameterTypes().length + " parameters");; if (!m.getName().equals(method)) { if (debug) System.out.println("Method name mismatch: " + method); continue; } if ((m.getModifiers() & java.lang.reflect.Modifier.STATIC) == 0 || !call_checkArgs(m, args, debug)) continue; return m; } c = c.getSuperclass(); } throw new RuntimeException("Method '" + method + "' (static) with " + args.length + " parameter(s) not found in " + _c.getName()); } static Method call_findMethod(Object o, String method, Object[] args, boolean debug) { Class c = o.getClass(); while (c != null) { for (Method m : c.getDeclaredMethods()) { if (debug) System.out.println("Checking method " + m.getName() + " with " + m.getParameterTypes().length + " parameters");; if (m.getName().equals(method) && call_checkArgs(m, args, debug)) return m; } c = c.getSuperclass(); } throw new RuntimeException("Method '" + method + "' (non-static) with " + args.length + " parameter(s) not found in " + o.getClass().getName()); } private static boolean call_checkArgs(Method m, Object[] args, boolean debug) { Class[] types = m.getParameterTypes(); if (types.length != args.length) { if (debug) System.out.println("Bad parameter length: " + args.length + " vs " + types.length); return false; } for (int i = 0; i < types.length; i++) if (!(args[i] == null || isInstanceX(types[i], args[i]))) { if (debug) System.out.println("Bad parameter " + i + ": " + args[i] + " vs " + types[i]); return false; } return true; } static int indexOfSubList(List x, List y) { return indexOfSubList(x, y, 0); } static int indexOfSubList(List x, List y, int i) { outer: for (; i+l(y) <= l(x); i++) { for (int j = 0; j < l(y); j++) if (neq(x.get(i+j), y.get(j))) continue outer; return i; } return -1; } static int indexOfSubList(List x, A[] y, int i) { outer: for (; i+l(y) <= l(x); i++) { for (int j = 0; j < l(y); j++) if (neq(x.get(i+j), y[j])) continue outer; return i; } return -1; } static Object callFunction(Object f, Object... args) { return callF(f, args); } // extended over Class.isInstance() to handle primitive types static boolean isInstanceX(Class type, Object arg) { if (type == boolean.class) return arg instanceof Boolean; if (type == int.class) return arg instanceof Integer; if (type == long.class) return arg instanceof Long; if (type == float.class) return arg instanceof Float; if (type == short.class) return arg instanceof Short; if (type == char.class) return arg instanceof Character; if (type == byte.class) return arg instanceof Byte; if (type == double.class) return arg instanceof Double; return type.isInstance(arg); } static Throwable printStackTrace(Throwable e) { // we go to system.out now - system.err is nonsense print(getStackTrace(e)); return e; } static void printStackTrace() { printStackTrace(new Throwable()); } static void printStackTrace(String msg) { printStackTrace(new Throwable(msg)); } /*static void printStackTrace(S indent, Throwable e) { if (endsWithLetter(indent)) indent += " "; printIndent(indent, getStackTrace(e)); }*/ static boolean isJavaIdentifier(String s) { if (empty(s) || !Character.isJavaIdentifierStart(s.charAt(0))) return false; for (int i = 1; i < s.length(); i++) if (!Character.isJavaIdentifierPart(s.charAt(i))) return false; return true; } static 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 void assertTrue(Object o) { assertEquals(true, o); } static boolean assertTrue(String msg, boolean b) { if (!b) throw fail(msg); return b; } static boolean assertTrue(boolean b) { if (!b) throw fail("oops"); return b; } static ArrayList litlist(A... a) { return new ArrayList(Arrays.asList(a)); } static String structureForUser(Object o) { return beautifyStructure(struct_noStringSharing(o)); } static boolean endsWithLetter(String s) { return nempty(s) && isLetter(last(s)); } static Class __javax; static Class getJavaX() { return __javax; } 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 String struct_noStringSharing(Object o) { structure_Data d = new structure_Data(); d.noStringSharing = true; return structure(o, d); } static WeakHashMap> callF_cache = new WeakHashMap(); static Object callF(Object f, Object... args) { try { if (f instanceof String) return callMC((String) f, args); if (f instanceof Runnable) { ((Runnable) f).run(); return null; } if (f == null) return null; Class c = f.getClass(); ArrayList methods; synchronized(callF_cache) { methods = callF_cache.get(c); if (methods == null) methods = callF_makeCache(c); } int n = l(methods); if (n == 0) throw fail("No get method in " + getClassName(c)); if (n == 1) return methods.get(0).invoke(f, args); for (int i = 0; i < n; i++) { Method m = methods.get(i); if (call_checkArgs(m, args, false)) return m.invoke(f, args); } throw fail("No matching get method in " + getClassName(c)); } catch (Exception __e) { throw rethrow(__e); } } // used internally static ArrayList callF_makeCache(Class c) { ArrayList l = new ArrayList(); Class _c = c; do { for (Method m : _c.getDeclaredMethods()) if (m.getName().equals("get")) { m.setAccessible(true); l.add(m); } if (!l.isEmpty()) break; _c = _c.getSuperclass(); } while (_c != null); callF_cache.put(c, l); return l; } static String getStackTrace(Throwable throwable) { lastException(throwable); StringWriter writer = new StringWriter(); throwable.printStackTrace(new PrintWriter(writer)); return hideCredentials(writer.toString()); } static boolean neq(Object a, Object b) { return !eq(a, b); } static A last(List l) { return empty(l) ? null : l.get(l.size()-1); } static char last(String s) { return empty(s) ? '#' : s.charAt(l(s)-1); } static int last(int[] a) { return l(a) != 0 ? a[l(a)-1] : 0; } static String beautifyStructure(String s) { return structure_addTokenMarkers(s); } static boolean isLetter(char c) { return Character.isLetter(c); } static volatile Throwable lastException_lastException; static Throwable lastException() { return lastException_lastException; } static void lastException(Throwable e) { lastException_lastException = e; } static final HashMap> callMC_cache = new HashMap(); static String callMC_key; static Method callMC_value; // varargs assignment fixer for a single string array argument static Object callMC(String method, String[] arg) { return callMC(method, new Object[] {arg}); } static Object callMC(String method, Object... args) { try { Method me; synchronized(callMC_cache) { me = method == callMC_key ? callMC_value : null; } if (me != null) return callMC_value.invoke(null, args); List m; synchronized(callMC_cache) { m = callMC_cache.get(method); } if (m == null) { if (callMC_cache.isEmpty()) { callMC_makeCache(); m = callMC_cache.get(method); } if (m == null) throw fail("Method named " + method + " not found in main"); } int n = m.size(); if (n == 1) { me = m.get(0); synchronized(callMC_cache) { callMC_key = method; callMC_value = me; } return me.invoke(null, args); } for (int i = 0; i < n; i++) { me = m.get(i); if (call_checkArgs(me, args, false)) return me.invoke(null, args); } throw fail("No method called " + method + " with matching arguments found in main"); } catch (Exception __e) { throw rethrow(__e); } } static void callMC_makeCache() { synchronized(callMC_cache) { callMC_cache.clear(); Class _c = (Class) mc(), c = _c; while (c != null) { for (Method m : c.getDeclaredMethods()) if ((m.getModifiers() & java.lang.reflect.Modifier.STATIC) != 0) { m.setAccessible(true); multiMapPut(callMC_cache, m.getName(), m); } c = c.getSuperclass(); } } } static String structure_addTokenMarkers(String s) { List tok = javaTok(s); // find references TreeSet refs = new TreeSet(); for (int i = 1; i < l(tok); i += 2) { String t = tok.get(i); if (t.startsWith("t") && isInteger(t.substring(1))) refs.add(parseInt(t.substring(1))); } if (empty(refs)) return s; // add markers for (int i : refs) { int idx = i*2+1; String t = ""; if (endsWithLetterOrDigit(tok.get(idx-1))) t = " "; tok.set(idx, t + "m" + i + " " + tok.get(idx)); } return join(tok); } static String hideCredentials(URL url) { return url == null ? null : hideCredentials(str(url)); } static String hideCredentials(String url) { return url.replaceAll("([&?])_pass=[^&\\s\"]*", "$1_pass="); } static boolean structure_showTiming, structure_checkTokenCount; static String structure(Object o) { return structure(o, new structure_Data()); } static String structure(Object o, structure_Data d) { StringWriter sw = new StringWriter(); d.out = new PrintWriter(sw); structure_go(o, d); String s = str(sw); if (structure_checkTokenCount) { print("token count=" + d.n); assertEquals("token count", l(javaTokC(s)), d.n); } return s; } static void structure_go(Object o, structure_Data d) { structure_1(o, d); while (nempty(d.stack)) popLast(d.stack).run(); } static void structureToPrintWriter(Object o, PrintWriter out) { structure_Data d = new structure_Data(); d.out = out; structure_go(o, d); } // leave to false, unless unstructure() breaks static boolean structure_allowShortening = false; static class structure_Data { PrintWriter out; int stringSizeLimit; int shareStringsLongerThan = 20; boolean noStringSharing; IdentityHashMap seen = new IdentityHashMap(); //new BitSet refd; HashMap strings = new HashMap(); HashSet concepts = new HashSet(); HashMap> fieldsByClass = new HashMap(); int n; // token count List stack = new ArrayList(); // append single token structure_Data append(String token) { out.print(token); ++n; return this; } structure_Data append(int i) { out.print(i); ++n; return this; } // append multiple tokens structure_Data append(String token, int tokCount) { out.print(token); n += tokCount; return this; } // extend last token structure_Data app(String token) { out.print(token); return this; } structure_Data app(int i) { out.print(i); return this; } } static void structure_1(final Object o, final structure_Data d) { if (o == null) { d.append("null"); return; } Class c = o.getClass(); boolean concept = false; List lFields = d.fieldsByClass.get(c); if (lFields == null) { // these are never back-referenced (for readability) if (o instanceof Number) { PrintWriter out = d.out; if (o instanceof Integer) { int i = ((Integer) o).intValue(); out.print(i); d.n += i < 0 ? 2 : 1; return; } if (o instanceof Long) { long l = ((Long) o).longValue(); out.print(l); out.print("L"); d.n += l < 0 ? 2 : 1; return; } if (o instanceof Float) { d.append("fl ", 2); quoteToPrintWriter(str(o), out); return; } if (o instanceof Double) { d.append("d(", 3); quoteToPrintWriter(str(o), out); d.append(")"); return; } if (o instanceof BigInteger) { out.print("bigint("); out.print(o); out.print(")"); d.n += ((BigInteger) o).signum() < 0 ? 5 : 4; return; } } if (o instanceof Boolean) { d.append(((Boolean) o).booleanValue() ? "t" : "f"); return; } if (o instanceof Character) { d.append(quoteCharacter((Character) o)); return; } if (o instanceof File) { d.append("File ").append(quote(((File) o).getPath())); return; } // referencable objects follow Integer ref = d.seen.get(o); if (o instanceof String && ref == null) ref = d.strings.get((String) o); if (ref != null) { /*d.refd.set(ref);*/ d.append("t").app(ref); return; } if (!(o instanceof String)) d.seen.put(o, d.n); // record token number else { String s = d.stringSizeLimit != 0 ? shorten((String) o, d.stringSizeLimit) : (String) o; if (!d.noStringSharing) { if (d.shareStringsLongerThan == Integer.MAX_VALUE) d.seen.put(o, d.n); if (l(s) >= d.shareStringsLongerThan) d.strings.put(s, d.n); } quoteToPrintWriter(s, d.out); d.n++; return; } if (o instanceof HashSet) { d.append("hashset "); structure_1(new ArrayList((Set) o), d); return; } if (o instanceof TreeSet) { d.append("treeset "); structure_1(new ArrayList((Set) o), d); return; } String name = c.getName(); if (o instanceof Collection && !startsWith(name, "main$") /* && neq(name, "main$Concept$RefL") */) { d.append("["); final int l = d.n; final Iterator it = ((Collection) o).iterator(); d.stack.add(new Runnable() { public void run() { try { if (!it.hasNext()) d.append("]"); else { d.stack.add(this); if (d.n != l) d.append(", "); structure_1(it.next(), d); } } catch (Exception __e) { throw rethrow(__e); } } public String toString() { return "if (!it.hasNext())\r\n d.append(\"]\");\r\n else {\r\n d.stack...."; }}); return; } if (o instanceof Map && !startsWith(name, "main$")) { if (o instanceof LinkedHashMap) d.append("lhm"); else if (o instanceof HashMap) d.append("hm"); d.append("{"); final int l = d.n; final Iterator it = ((Map) o).entrySet().iterator(); d.stack.add(new Runnable() { boolean v; Map.Entry e; public void run() { if (v) { d.append("="); v = false; d.stack.add(this); structure_1(e.getValue(), d); } else { if (!it.hasNext()) d.append("}"); else { e = (Map.Entry) it.next(); v = true; d.stack.add(this); if (d.n != l) d.append(", "); structure_1(e.getKey(), d); } } } }); return; } if (c.isArray()) { if (o instanceof byte[]) { d.append("ba ").append(quote(bytesToHex((byte[]) o))); return; } final int n = Array.getLength(o); if (o instanceof boolean[]) { String hex = boolArrayToHex((boolean[]) o); int i = l(hex); while (i > 0 && hex.charAt(i-1) == '0' && hex.charAt(i-2) == '0') i -= 2; d.append("boolarray ").append(n).app(" ").append(quote(substring(hex, 0, i))); return; } String atype = "array", sep = ", "; if (o instanceof int[]) { //ret "intarray " + quote(intArrayToHex((int[]) o)); atype = "intarray"; sep = " "; } d.append(atype).append("{"); d.stack.add(new Runnable() { int i; public void run() { if (i >= n) d.append("}"); else { d.stack.add(this); if (i > 0) d.append(", "); structure_1(Array.get(o, i++), d); } } }); return; } if (o instanceof Class) { d.append("class(", 2).append(quote(((Class) o).getName())).append(")"); return; } if (o instanceof Throwable) { d.append("exception(", 2).append(quote(((Throwable) o).getMessage())).append(")"); return; } if (o instanceof BitSet) { BitSet bs = (BitSet) o; d.append("bitset{", 2); int l = d.n; for (int i = bs.nextSetBit(0); i >= 0; i = bs.nextSetBit(i+1)) { if (d.n != l) d.append(", "); d.append(i); } d.append("}"); return; } // Need more cases? This should cover all library classes... if (name.startsWith("java.") || name.startsWith("javax.")) { d.append("j ").append(quote(str(o))); return; // Hm. this is not unstructure-able } /*if (name.equals("main$Lisp")) { fail("lisp not supported right now"); }*/ String dynName = shortDynamicClassName(o); if (concept && !d.concepts.contains(dynName)) { d.concepts.add(dynName); d.append("c "); } // serialize an object with fields. // first, collect all fields and values in fv. TreeSet fields = new TreeSet(new Comparator() { public int compare(Field a, Field b) { return stdcompare(a.getName(), b.getName()); } }); Class cc = c; while (cc != Object.class) { for (Field field : getDeclaredFields_cached(cc)) { if ((field.getModifiers() & (java.lang.reflect.Modifier.STATIC | java.lang.reflect.Modifier.TRANSIENT)) != 0) continue; String fieldName = field.getName(); fields.add(field); // put special cases here... } cc = cc.getSuperclass(); } lFields = asList(fields); // Render this$1 first because unstructure needs it for constructor call. for (int i = 0; i < l(lFields); i++) { Field f = lFields.get(i); if (f.getName().equals("this$1")) { lFields.remove(i); lFields.add(0, f); break; } } d.fieldsByClass.put(c, lFields); } // << if (lFields == null) else { // ref handling for lFields != null Integer ref = d.seen.get(o); if (ref != null) { /*d.refd.set(ref);*/ d.append("t").app(ref); return; } d.seen.put(o, d.n); // record token number } LinkedHashMap fv = new LinkedHashMap(); for (Field f : lFields) { Object value; try { value = f.get(o); } catch (Exception e) { value = "?"; } if (value != null) fv.put(f.getName(), value); } String name = c.getName(); String shortName = dropPrefix("main$", name); // Now we have fields & values. Process fieldValues if it's a DynamicObject. // omit field "className" if equal to class's name if (concept && eq(fv.get("className"), shortName)) fv.remove("className"); if (o instanceof DynamicObject) { fv.putAll((Map) fv.get("fieldValues")); fv.remove("fieldValues"); shortName = shortDynamicClassName(o); fv.remove("className"); } String singleField = fv.size() == 1 ? first(fv.keySet()) : null; d.append(shortName); final int l = d.n; final Iterator it = fv.entrySet().iterator(); d.stack.add(new Runnable() { public void run() { try { if (!it.hasNext()) { if (d.n != l) d.append(")"); } else { Map.Entry e = (Map.Entry) it.next(); d.append(d.n == l ? "(" : ", "); d.append((String) e.getKey()).append("="); d.stack.add(this); structure_1(e.getValue(), d); } } catch (Exception __e) { throw rethrow(__e); } } public String toString() { return "if (!it.hasNext()) {\r\n if (d.n != l)\r\n d.append(\")\");\r\n } else {\r..."; }}); } 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 out.append(c); } out.append('"'); } static int shorten_default = 100; static String shorten(String s) { return shorten(s, shorten_default); } static String shorten(String s, int max) { if (s == null) return ""; if (max < 0) return s; return s.length() <= max ? s : s.substring(0, Math.min(s.length(), max)) + "..."; } static String shorten(int max, String s) { return shorten(s, max); } static String quoteCharacter(char c) { if (c == '\'') return "'\\''"; if (c == '\\') return "'\\\\'"; if (c == '\r') return "'\\r'"; if (c == '\n') return "'\\n'"; if (c == '\t') return "'\\t'"; return "'" + c + "'"; } static String shortDynamicClassName(Object o) { if (o instanceof DynamicObject && ((DynamicObject) o).className != null) return ((DynamicObject) o).className; return shortClassName(o); } static String dropPrefix(String prefix, String s) { return s == null ? null : s.startsWith(prefix) ? s.substring(l(prefix)) : s; } // replacement for class JavaTok // maybe incomplete, might want to add floating point numbers // todo also: extended multi-line strings static int javaTok_n, javaTok_elements; static boolean javaTok_opt; static List javaTok(String s) { return javaTok(s, null); } static List javaTok(String s, List existing) { ++javaTok_n; int nExisting = javaTok_opt && existing != null ? existing.size() : 0; ArrayList tok = existing != null ? new ArrayList(nExisting) : new ArrayList(); int l = s.length(); int i = 0, n = 0; while (i < l) { int j = i; char c, d; // scan for whitespace while (j < l) { c = s.charAt(j); d = j+1 >= l ? '\0' : s.charAt(j+1); if (c == ' ' || c == '\t' || c == '\r' || c == '\n') ++j; else if (c == '/' && d == '*') { do ++j; while (j < l && !s.substring(j, Math.min(j+2, l)).equals("*/")); j = Math.min(j+2, l); } else if (c == '/' && d == '/') { do ++j; while (j < l && "\r\n".indexOf(s.charAt(j)) < 0); } else break; } if (n < nExisting && javaTok_isCopyable(existing.get(n), s, i, j)) tok.add(existing.get(n)); else tok.add(quickSubstring(s, i, j)); ++n; i = j; if (i >= l) break; c = s.charAt(i); d = i+1 >= l ? '\0' : s.charAt(i+1); // scan for non-whitespace // Special JavaX syntax: 'identifier if (c == '\'' && Character.isJavaIdentifierStart(d) && i+2 < l && "'\\".indexOf(s.charAt(i+2)) < 0) { j += 2; while (j < l && Character.isJavaIdentifierPart(s.charAt(j))) ++j; } else if (c == '\'' || c == '"') { char opener = c; ++j; while (j < l) { if (s.charAt(j) == opener /*|| s.charAt(j) == '\n'*/) { // allow multi-line strings ++j; break; } else if (s.charAt(j) == '\\' && j+1 < l) j += 2; else ++j; } } else if (Character.isJavaIdentifierStart(c)) do ++j; while (j < l && (Character.isJavaIdentifierPart(s.charAt(j)) || "'".indexOf(s.charAt(j)) >= 0)); // for stuff like "don't" else if (Character.isDigit(c)) { do ++j; while (j < l && Character.isDigit(s.charAt(j))); if (j < l && s.charAt(j) == 'L') ++j; // Long constants like 1L } else if (c == '[' && d == '[') { do ++j; while (j+1 < l && !s.substring(j, j+2).equals("]]")); j = Math.min(j+2, l); } else if (c == '[' && d == '=' && i+2 < l && s.charAt(i+2) == '[') { do ++j; while (j+2 < l && !s.substring(j, j+3).equals("]=]")); j = Math.min(j+3, l); } else ++j; if (n < nExisting && javaTok_isCopyable(existing.get(n), s, i, j)) tok.add(existing.get(n)); else tok.add(quickSubstring(s, i, j)); ++n; i = j; } if ((tok.size() % 2) == 0) tok.add(""); javaTok_elements += tok.size(); return tok; } static List javaTok(List tok) { return javaTok(join(tok), tok); } static boolean javaTok_isCopyable(String t, String s, int i, int j) { return t.length() == j-i && s.regionMatches(i, t, 0, j-i); // << could be left out, but that's brave } static List javaTokC(String s) { if (s == null) return null; int l = s.length(); ArrayList tok = new ArrayList(); int i = 0; while (i < l) { int j = i; char c, d; // scan for whitespace while (j < l) { c = s.charAt(j); d = j+1 >= l ? '\0' : s.charAt(j+1); if (c == ' ' || c == '\t' || c == '\r' || c == '\n') ++j; else if (c == '/' && d == '*') { do ++j; while (j < l && !s.substring(j, Math.min(j+2, l)).equals("*/")); j = Math.min(j+2, l); } else if (c == '/' && d == '/') { do ++j; while (j < l && "\r\n".indexOf(s.charAt(j)) < 0); } else break; } i = j; if (i >= l) break; c = s.charAt(i); d = i+1 >= l ? '\0' : s.charAt(i+1); // scan for non-whitespace if (c == '\'' || c == '"') { char opener = c; ++j; while (j < l) { if (s.charAt(j) == opener || s.charAt(j) == '\n') { // end at \n to not propagate unclosed string literal errors ++j; break; } else if (s.charAt(j) == '\\' && j+1 < l) j += 2; else ++j; } } else if (Character.isJavaIdentifierStart(c)) do ++j; while (j < l && (Character.isJavaIdentifierPart(s.charAt(j)) || "'".indexOf(s.charAt(j)) >= 0)); // for stuff like "don't" else if (Character.isDigit(c)) { do ++j; while (j < l && Character.isDigit(s.charAt(j))); if (j < l && s.charAt(j) == 'L') ++j; // Long constants like 1L } else if (c == '[' && d == '[') { do ++j; while (j+1 < l && !s.substring(j, j+2).equals("]]")); j = Math.min(j+2, l); } else if (c == '[' && d == '=' && i+2 < l && s.charAt(i+2) == '[') { do ++j; while (j+2 < l && !s.substring(j, j+3).equals("]=]")); j = Math.min(j+3, l); } else ++j; tok.add(quickSubstring(s, i, j)); i = j; } return tok; } static HashMap getDeclaredFields_cache = new HashMap(); static Field[] getDeclaredFields_cached(Class c) { Field[] fields; synchronized(getDeclaredFields_cache) { fields = getDeclaredFields_cache.get(c); if (fields == null) { getDeclaredFields_cache.put(c, fields = c.getDeclaredFields()); for (Field f : fields) f.setAccessible(true); } } return fields; } static String boolArrayToHex(boolean[] a) { return bytesToHex(boolArrayToBytes(a)); } static boolean endsWithLetterOrDigit(String s) { return nempty(s) && isLetterOrDigit(lastCharacter(s)); } static Object first(Object list) { return empty((List) list) ? null : ((List) list).get(0); } static A first(List list) { return empty(list) ? null : list.get(0); } static A first(A[] bla) { return bla == null || bla.length == 0 ? null : bla[0]; } static A first(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); } 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 boolean isInteger(String s) { if (s == null) return false; int n = l(s); if (n == 0) return false; int i = 0; if (s.charAt(0) == '-') if (++i >= n) return false; while (i < n) { char c = s.charAt(i); if (c < '0' || c > '9') return false; ++i; } return true; } static Class mc() { return main.class; } 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 quoteToPrintWriter(String s, PrintWriter out) { if (s == null) { out.print("null"); return; } out.print('"'); int l = s.length(); for (int i = 0; i < l; i++) { char c = s.charAt(i); if (c == '\\' || c == '"') { out.print('\\'); out.print(c); } else if (c == '\r') out.print("\\r"); else if (c == '\n') out.print("\\n"); else out.print(c); } out.print('"'); } static String substring(String s, int x) { return substring(s, x, l(s)); } static String substring(String s, int x, int y) { if (s == null) return null; if (x < 0) x = 0; if (x > s.length()) return ""; if (y < x) y = x; if (y > s.length()) y = s.length(); return s.substring(x, y); } static int parseInt(String s) { return empty(s) ? 0 : Integer.parseInt(s); } static int parseInt(char c) { return Integer.parseInt(str(c)); } static A popLast(List l) { return liftLast(l); } static int stdcompare(Number a, Number b) { return cmp(a, b); } static int stdcompare(String a, String b) { return cmp(a, b); } static int stdcompare(long a, long b) { return a < b ? -1 : a > b ? 1 : 0; } static int stdcompare(Object a, Object b) { return cmp(a, b); } static boolean startsWith(String a, String b) { return a != null && a.startsWith(b); } static boolean startsWith(String a, char c) { return nempty(a) && a.charAt(0) == c; } static boolean startsWith(List a, List b) { if (a == null || l(b) > l(a)) return false; for (int i = 0; i < l(b); i++) if (neq(a.get(i), b.get(i))) return false; return true; } static byte[] boolArrayToBytes(boolean[] a) { byte[] b = new byte[(l(a)+7)/8]; for (int i = 0; i < l(a); i++) if (a[i]) b[i/8] |= 1 << (i & 7); return b; } static A liftLast(List l) { if (l.isEmpty()) return null; int i = l(l)-1; A a = l.get(i); l.remove(i); return a; } static int cmp(Number a, Number b) { return a == null ? b == null ? 0 : -1 : cmp(a.doubleValue(), b.doubleValue()); } static int cmp(double a, double b) { return a < b ? -1 : a == b ? 0 : 1; } static int cmp(String a, String b) { return a == null ? b == null ? 0 : -1 : a.compareTo(b); } static int cmp(Object a, Object b) { if (a == null) return b == null ? 0 : -1; if (b == null) return 1; return ((Comparable) a).compareTo(b); } static char lastCharacter(String s) { return empty(s) ? 0 : s.charAt(l(s)-1); } static boolean isLetterOrDigit(char c) { return Character.isLetterOrDigit(c); } static String shortClassName(Object o) { if (o == null) return null; Class c = o instanceof Class ? (Class) o : o.getClass(); String name = c.getName(); return shortenClassName(name); } static String shortenClassName(String name) { if (name == null) return null; int i = lastIndexOf(name, "$"); if (i < 0) i = lastIndexOf(name, "."); return i < 0 ? name : substring(name, i+1); } static int lastIndexOf(String a, String b) { return a == null || b == null ? -1 : a.lastIndexOf(b); } static abstract class F1 { abstract B get(A a); } static ThreadLocal DynamicObject_loading = new ThreadLocal(); static class DynamicObject { String className; // just the name, without the "main$" LinkedHashMap fieldValues = new LinkedHashMap(); DynamicObject() {} // className = just the name, without the "main$" DynamicObject(String className) { this.className = className;} } }