import java.util.*; import java.util.zip.*; import java.util.List; import java.util.regex.*; import java.util.concurrent.*; import java.util.concurrent.atomic.*; import javax.swing.*; import javax.swing.event.*; import javax.swing.text.*; import javax.swing.table.*; import java.io.*; import java.net.*; import java.lang.reflect.*; import java.lang.ref.*; import java.lang.management.*; import java.security.*; import java.security.spec.*; import java.awt.*; import java.awt.event.*; import java.awt.image.*; import javax.imageio.*; import java.math.*; public class main { static int maxObjects = 1000; // A concept should be an object, not just a string. static int concepts_internStringsLongerThan = 10; static ThreadLocal concepts_unlisted = new ThreadLocal(); static interface Derefable { Concept get(); } static class Concepts { Map concepts = synchroTreeMap(); HashMap perClassData = new HashMap(); String programID; long idCounter; volatile long changes = 1, changesWritten; volatile java.util.Timer autoSaver; volatile boolean savingConcepts; int autoSaveInterval = 1000; boolean useGZIP = true; Concepts() {} Concepts(String programID) { this.programID = programID;} synchronized long newID() { do { ++idCounter; } while (hasConcept(idCounter)); return idCounter; } void initProgramID() { if (programID == null) programID = programID(); } Concepts load() { initProgramID(); clearConcepts(); DynamicObject_loading = true; try { long time = now(); readLocally2(this, programID, "concepts"); assignConceptsToUs(); done("Loading concepts", time); readLocally2(this, programID, "idCounter"); } finally { DynamicObject_loading = false; } return this; } Concepts loadConcepts() { return load(); } void assignConceptsToUs() { for (Concept c : values(concepts)) { c._concepts = this; callOpt_noArgs(c, "_doneLoading2"); } } String progID() { return programID == null ? programID() : programID; } Concept getConcept(String id) { return empty(id) ? null : getConcept(parseLong(id)); } Concept getConcept(long id) { return (Concept) concepts.get((long) id); } Concept getConcept(PassRef ref) { return ref == null ? null : getConcept(ref.longID()); } boolean hasConcept(long id) { return concepts.containsKey((long) id); } void deleteConcept(long id) { Concept c = getConcept(id); if (c == null) print("Concept " + id + " not found"); else c.delete(); } // call in only one thread void saveConceptsIfDirty() { initProgramID(); savingConcepts = true; long start = now(); try { String s; //synchronized(main.class) { long _changes = changes; if (_changes == changesWritten) return; saveLocally2(this, programID, "idCounter"); s = structure(cloneMap(concepts)); changesWritten = _changes; // only update when structure didn't fail (e.g. because of ConcurrentModificationException) //} s = javaTokWordWrap(s); long time = now()-start; print("Saving " + l(s) + " chars (" /*+ changesWritten + ", "*/ + time + " ms)"); start = now(); File f = getProgramFile(useGZIP ? "concepts.structure.gz" : "concepts.structure"); if (useGZIP) { saveGZTextFile(f, s); getProgramFile("concepts.structure").delete(); } else { saveTextFile(f, s); getProgramFile("concepts.structure.gz").delete(); } copyFile(f, getProgramFile("concepts.structure" + (useGZIP ? ".gz" : "") + ".backup" + ymd() + "-" + formatInt(hours(), 2))); time = now()-start; print("Saved " + toK(f.length()) + " K (" + time + " ms)"); } finally { savingConcepts = false; } } void saveConcepts() { saveConceptsIfDirty(); } void clearConcepts() { concepts.clear(); change(); } synchronized void change() { ++changes; } // auto-save every second if dirty synchronized void autoSaveConcepts() { if (autoSaver == null) { autoSaver = doEvery(autoSaveInterval, new Runnable() { public void run() { try { saveConcepts(); } catch (Exception __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); } } }); print("Installed auto-saver (" + autoSaveInterval + " ms, " + progID() + ")"); } } void cleanMeUp() { if (autoSaver != null) { autoSaver.cancel(); autoSaver = null; } while (savingConcepts) sleep(10); saveConceptsIfDirty(); } Map getIDsAndNames() { Map map = new HashMap(); Map cloned = cloneMap(concepts); for (long id : keys(cloned)) map.put(id, cloned.get(id).className); return map; } void deleteConcepts(List l) { for (Object o : l) if (o instanceof Long) concepts.remove((Long) o); else if (o instanceof Concept) ((Concept) o).delete(); else warn("Can't delete " + getClassName(o)); } A conceptOfType(Class type) { return firstOfType(allConcepts(), type); } List conceptsOfType(Class type) { return filterByType(allConcepts(), type); } List listConcepts(Class type) { return conceptsOfType(type); } List list(Class type) { return conceptsOfType(type); } List list(String type) { return conceptsOfType(type); } List conceptsOfType(String type) { return filterByDynamicType(allConcepts(), "main$" + type); } boolean hasConceptOfType(Class type) { return hasType(allConcepts(), type); } void persistConcepts() { loadConcepts(); autoSaveConcepts(); } // We love synonyms void conceptPersistence() { persistConcepts(); } void persist() { persistConcepts(); } void persist(int interval) { autoSaveInterval = interval; persist(); } // Runs r if there is no concept of that type A ensureHas(Class c, Runnable r) { A a = conceptOfType(c); if (a == null) { r.run(); a = conceptOfType(c); if (a == null) throw fail("Concept not made by " + r + ": " + shortClassName(c)); } return a; } // Ensures that every concept of type c1 is ref'd by a concept of // type c2. // Type of func: voidfunc(concept) void ensureHas(Class c1, Class c2, Object func) { for (Concept a : conceptsOfType(c1)) { Concept b = findBackRef(a, c2); if (b == null) { callF(func, a); b = findBackRef(a, c2); if (b == null) throw fail("Concept not made by " + func + ": " + shortClassName(c2)); } } } // Type of func: voidfunc(concept) void forEvery(Class type, Object func) { for (Concept c : conceptsOfType(type)) callF(func, c); } int deleteAll(Class type) { List l = (List) conceptsOfType(type); for (Concept c : l) c.delete(); return l(l); } Collection allConcepts() { synchronized(concepts) { return new ArrayList(values(concepts)); } } int countConcepts(Class c, Object... params) { int n = 0; for (A x : list(c)) if (checkConceptFields(x, params)) ++n; return n; } int countConcepts() { return l(concepts); } // inter-process methods PassRef xnew(String name, Object... values) { return new PassRef(cnew(name, values)); } void xset(long id, String field, Object value) { xset(new PassRef(id), field, value); } void xset(PassRef c, String field, Object value) { if (value instanceof PassRef) value = getConcept((PassRef) value); cset(getConcept(c), field, value); } Object xget(long id, String field) { return xget(new PassRef(id), field); } Object xget(PassRef c, String field) { return cget(getConcept(c), field); } void xdelete(long id) { xdelete(new PassRef(id)); } void xdelete(PassRef c) { getConcept(c).delete(); } List xlist() { return map("toPassRef", allConcepts()); } List xlist(String className) { return map("toPassRef", conceptsOfType(className)); } } static volatile Concepts mainConcepts = new Concepts(); // Where we create new concepts static class Concept extends DynamicObject { transient Concepts _concepts; // Where we belong long id; Object madeBy; //double energy; //bool defunct; long created; // used only internally (cnew) Concept(String className) { super(className); _created(); } Concept() { if (!DynamicObject_loading) { className = shortClassName(this); //print("New concept of type " + className); _created(); } } List refs = new ArrayList(); List backRefs = new ArrayList(); void _created() { _concepts = mainConcepts; id = _concepts.newID(); created = now(); _concepts.concepts.put((long) id, this); _concepts.change(); } void put(String field, Object value) { fieldValues.put(field, value); _concepts.change(); } Object get(String field) { return fieldValues.get(field); } class Ref { A value; Ref() { if (!DynamicObject_loading) refs.add(this); } Ref(A value) { this.value = value; refs.add(this); index(); } // get owning concept (source) Concept concept() { return Concept.this; } // get target A get() { return value; } void set(A a) { if (a == value) return; unindex(); value = a; index(); } void set(Ref ref) { set(ref.get()); } void index() { if (value != null) value.backRefs.add(this); change(); } void unindex() { if (value != null) value.backRefs.remove(this); } void change() { Concept.this.change(); } } class RefL extends AbstractList { List> l = new ArrayList>(); public A set(int i, A o) { A prev = l.get(i).get(); l.get(i).set(o); return prev; } public void add(int i, A o) { l.add(i, new Ref(o)); } public A get(int i) { return l.get(i).get(); } public A remove(int i) { return l.remove(i).get(); } public int size() { return l.size(); } } void delete() { //name = "[defunct " + name + "]"; //defunct = true; //energy = 0; for (Ref r : refs) r.unindex(); refs.clear(); for (Ref r : cloneList(backRefs)) r.set((Concept) null); backRefs.clear(); // Should be clear at this point anyway if (_concepts != null) { _concepts.concepts.remove((long) id); change(); _concepts = null; } id = 0; } BaseXRef export() { return new BaseXRef(_concepts.progID(), id); } // notice system of a change in this object void change() { if (_concepts != null) _concepts.change(); } String _programID() { return _concepts == null ? programID() : _concepts.progID(); } } // class Concept // for inter-process communication // prepared for string ids if we do them later static class PassRef { String id; PassRef() {} // make serialisation happy PassRef(long id) { this.id = str(id); } PassRef(Concept c) { this(c.id); } long longID() { return parseLong(id); } public String toString() { return id; } } static class Event extends Concept {} // Reference to a concept in another program static class BaseXRef { String programID; long id; BaseXRef() {} BaseXRef(String programID, long id) { this.id = id; this.programID = programID;} public boolean equals(Object o) { if (!(o instanceof BaseXRef)) return false; BaseXRef r = (BaseXRef) ( o); return eq(programID, r.programID) && eq(id, r.id); } public int hashCode() { return programID.hashCode() + (int) id; } } // BaseXRef as a concept static class XRef extends Concept { BaseXRef ref; XRef() {} XRef(BaseXRef ref) { this.ref = ref; _doneLoading2(); } // after we have been added to concepts void _doneLoading2() { getIndex().put(ref, this); } HashMap getIndex() { return getXRefIndex(_concepts); } } static synchronized HashMap getXRefIndex(Concepts concepts) { HashMap cache = (HashMap) concepts.perClassData.get(XRef.class); if (cache == null) concepts.perClassData.put(XRef.class, cache = new HashMap()); return cache; } // uses mainConcepts static XRef lookupOrCreateXRef(BaseXRef ref) { XRef xref = getXRefIndex(mainConcepts).get(ref); if (xref == null) xref = new XRef(ref); return xref; } // define standard concept functions to use main concepts static List list(Class type) { return mainConcepts.list(type); } static List list(String type) { return mainConcepts.list(type); } static Concept cnew(String name, Object... values) { Class cc = findClass(name); Concept c = cc != null ? nuObject(cc) : new Concept(name); csetAll(c, values); return c; } static A cnew(Class cc, Object... values) { A c = nuObject(cc); csetAll(c, values); return c; } static Object cget(Concept c, String field) { Object o = getOpt(c, field); if (o instanceof Concept.Ref) return ((Concept.Ref) o).get(); return o; } static void csetAll(Concept c, Object... values) { cset(c, values); } static void cset(Concept c, Object... values) { try { values = expandParams(c.getClass(), values); warnIfOddCount(values); for (int i = 0; i+1 < l(values); i += 2) { String field = (String) values[i]; Object value = values[i+1]; Field f = setOpt_findField(c.getClass(), field); //print("cset: " + c.id + " " + field + " " + struct(value) + " " + f); if (value instanceof PassRef) value = c._concepts.getConcept((PassRef) value); value = deref(value); if (value instanceof String && l((String) value) >= concepts_internStringsLongerThan) value = ((String) value).intern(); if (f == null) c.fieldValues.put(field, value instanceof Concept ? c.new Ref((Concept) value) : value); else if (isSubtypeOf(f.getType(), Concept.Ref.class)) ((Concept.Ref) f.get(c)).set((Concept) derefRef(value)); else f.set(c, value); } c.change(); } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} static int countConcepts(Class c, Object... params) { return mainConcepts.countConcepts(c, params); } static int countConcepts() { return mainConcepts.countConcepts(); } static A findBackRef(Concept c, Class type) { for (Concept.Ref r : c.backRefs) if (instanceOf(r.concept(), type)) return (A) r.concept(); return null; } static List findBackRefs(Collection concepts, Class type) { IdentityHashMap l = new IdentityHashMap(); for (Concept c : concepts) for (Concept.Ref r : c.backRefs) if (instanceOf(r.concept(), type)) l.put((A) r.concept(), true); return asList(keys(l)); } // TODO: sort by ID? static List findBackRefs(Concept c, Class type) { IdentityHashMap l = new IdentityHashMap(); for (Concept.Ref r : c.backRefs) if (instanceOf(r.concept(), type)) l.put((A) r.concept(), true); return asList(keys(l)); } static List findBackRefs(Class type, Concept c) { return findBackRefs(c, type); } static void cleanMeUp() { mainConcepts.cleanMeUp(); } static Concept getConcept(long id) { return mainConcepts.getConcept(id); } static void loadAndAutoSaveConcepts() { mainConcepts.persist(); } static void loadConceptsFrom(String progID) { mainConcepts.programID = progID; mainConcepts.load(); } static List conceptsOfType(String type) { return mainConcepts.conceptsOfType(type); } static Collection allConcepts() { return mainConcepts.allConcepts(); } static long changeCount() { return mainConcepts.changes; } // make concept instance that is not connected to DB static A unlisted(Class c, Object... args) { concepts_unlisted.set(true); try { return nuObject(c, args); } finally { concepts_unlisted.set(null); } } static void deleteConcepts(List l) { mainConcepts.deleteConcepts(l); } static int deleteAll(Class type) { return mainConcepts.deleteAll(type); } static List exposedDBMethods = ll("xlist", "xnew", "xset", "xdelete", "xget", "xclass"); static PassRef toPassRef(Concept c) { return new PassRef(c); } // Dynamic Concepts static class Obj extends Concept { Object o; Obj() {} Obj(Object o) { this.o = o; change(); } } static class Function extends Concept { String name; boolean nonDet; Function() {} Function(String name) { this.name = name; change(); } } static class Result extends Concept { static String _fieldOrder = "f argument result error when time"; Ref f = new Ref(); Ref argument = new Ref(); Ref result = new Ref(); PersistableThrowable error; long when, time; } static class Application extends Result {static String _fieldOrder = "safeFunctionsToTry roots i f delay o o callOpt_noArgs_cache o obj c a type c c findClass_cache a done_minPrint startTime desc c o field c field c a warn_on s fileName fileName c className c c types args progID obj obj progID c varName c src javaxDataDir_dir c file _userHome progID l l l get_dynamicObject o o c c c now_virtualTime c x l f f map progID progID obj obj progID o field c field c c c structure_showTiming structure_checkTokenCount structure_allowShortening structure_shareStringsLongerThan o local_log print_log print_log_max local_log_max print_silent print_byThread buf s o o c c c a c f s s glue glue prefix c indent map ping_pauseAll ping_sleep ping_anyActions ping_actions programID javaTok_n javaTok_elements javaTok_opt s t s i text structure_internStringsLongerThan text allDynamic unstructure_debug x msg x o method o method c method args o method args m args getDeclaredFields_cache c bytes ofs programDir_mine o method c method args o method args m args s s x getOpt_cache getOpt_special o path s c fileName fileName suffix f o a l l s a in a a indent indent a s x s s sub s s nuEmptyObject_cache c x s s setOptAllDyn_debug o s i s i msg c className s o l l startIndex l a pred a realm n c a prefix o method o o getPlural_specials singular_specials singular_specials2 mainBot a a a __javax o realm n indent a a b a a a a c a suffix o c c a indent_default indent indent indent a"; } static class PreviousResult extends Result {static String _fieldOrder = "safeFunctionsToTry roots i f delay o o callOpt_noArgs_cache o obj c a type c c findClass_cache a done_minPrint startTime desc c o field c field c a warn_on s fileName fileName c className c c types args progID obj obj progID c varName c src javaxDataDir_dir c file _userHome progID l l l get_dynamicObject o o c c c now_virtualTime c x l f f map progID progID obj obj progID o field c field c c c structure_showTiming structure_checkTokenCount structure_allowShortening structure_shareStringsLongerThan o local_log print_log print_log_max local_log_max print_silent print_byThread buf s o o c c c a c f s s glue glue prefix c indent map ping_pauseAll ping_sleep ping_anyActions ping_actions programID javaTok_n javaTok_elements javaTok_opt s t s i text structure_internStringsLongerThan text allDynamic unstructure_debug x msg x o method o method c method args o method args m args getDeclaredFields_cache c bytes ofs programDir_mine o method c method args o method args m args s s x getOpt_cache getOpt_special o path s c fileName fileName suffix f o a l l s a in a a indent indent a s x s s sub s s nuEmptyObject_cache c x s s setOptAllDyn_debug o s i s i msg c className s o l l startIndex l a pred a realm n c a prefix o method o o getPlural_specials singular_specials singular_specials2 mainBot a a a __javax o realm n indent a a b a a a a c a suffix o c c a indent_default indent indent indent a"; } static List f_listFiles(File dir) { return asList(listFiles(dir)); } static long f_fileSize(File f) { return f.length(); } static List safeFunctionsToTry = ll("f_listFiles", "f_fileSize"); static LinkedHashSet roots = new LinkedHashSet(); public static void main(String[] args) throws Exception { concepts(); addStuff(javaxDataDir()); addStuff(userHome()); for (String name : safeFunctionsToTry) uniq(Function.class, "name", name); int lastN = -1; while (licensed()) { int n = countConcepts(Obj.class); if (n == lastN) { print("No new objects (have " + n + "), ending"); break; } lastN = n; if (n >= maxObjects) { print("Got more than " + maxObjects + " objects (" + n + "), stopping"); break; } tryStuffOnStuff(true); } } static void tryStuffOnStuff(boolean reapply) { for (Obj o : list(Obj.class)) unpackStuff(o.o); for (Function f : list(Function.class)) { Method m = findMethodNamed(mc(), f.name); Class[] types = m.getParameterTypes(); if (l(types) == 1) { for (Obj argument : list(Obj.class)) { Application app = findConcept(Application.class, "f", f, "argument", argument); if (!reapply && app != null) continue; Object o = argument.o; if (isInstanceX(types[0], o)) { print("Calling " + f.name + " on object " + argument.id); long time = now(); Object out = null; Throwable error = null; try { out = m.invoke(null, o); } catch (Throwable e) { error = e; } time = now()-time; Obj result = findConcept(Obj.class, "o" , out); boolean seen = result != null; if (result == null) result = cnew(Obj.class, "o" , out); // have previous result? boolean prevResult = app != null; if (prevResult) { if (neq(app.result.get(), result)) { print(" differs"); // Save previous result cnew(PreviousResult.class, "f", f, "argument", argument, "result" , app.result, "error" , app.error, "when" , app.when, "time" , app.time); // Mark function non-deterministic cset(f, "nonDet" , true); } } else app = cnew(Application.class, "f", f, "argument", argument); cset(app, "result", result, "when" , now(), "time", time, "error" , persistableThrowable(error)); if (!prevResult) print(error != null ? " error" : seen ? " seen" : " new"); } } } } } static void addStuff(Object o) { if (o == null) return; if (!hasConcept(Obj.class, "o", o)) { cnew(Obj.class, "o", o); print("Got: " + struct(o)); } } static void unpackStuff(Object o) { if (o instanceof ArrayList) for (Object x : (Collection) o) addStuff(x); } static List ll(A... a) { return litlist(a); } static String struct(Object o) { return structure(o); } static String formatInt(int i, int digits) { return padLeft(str(i), '0', digits); } static Object callF(Object f, Object... args) { return callFunction(f, args); } // firstDelay = delay static java.util.Timer doEvery(int delay, Runnable r) { java.util.Timer timer = new java.util.Timer(); timer.scheduleAtFixedRate(timerTask(r), delay, delay); return timer; } static ArrayList asList(A[] a) { return new ArrayList(Arrays.asList(a)); } static ArrayList asList(int[] a) { ArrayList l = new ArrayList(); for (int i : a) l.add(i); return l; } static ArrayList asList(Iterable s) { if (s instanceof ArrayList) return (ArrayList) s; ArrayList l = new ArrayList(); if (s != null) for (A a : s) l.add(a); return l; } static boolean empty(Collection c) { return isEmpty(c); } static boolean empty(String s) { return isEmpty(s); } static boolean empty(Map map) { return map == null || map.isEmpty(); } static boolean empty(Object[] o) { return o == null || o.length == 0; } static boolean empty(Object o) { if (o instanceof Collection) return empty((Collection) o); if (o instanceof String) return empty((String) o); if (o instanceof Map) return empty((Map) o); if (o instanceof Object[]) return empty((Object[]) o); throw fail("unknown type for 'empty': " + getType(o)); } static boolean instanceOf(Object o, String className) { if (o == null) return false; String c = o.getClass().getName(); return eq(c, className) || eq(c, "main$" + className); } static boolean instanceOf(Object o, Class c) { if (c == null) return false; return c.isInstance(o); } static WeakHashMap> callOpt_noArgs_cache = new WeakHashMap(); static Object callOpt_noArgs(Object o, String method) { try { if (o == null) return null; if (o instanceof Class) return callOpt(o, method); // not optimized Class c = o.getClass(); HashMap map; synchronized(callOpt_noArgs_cache) { map = callOpt_noArgs_cache.get(c); if (map == null) map = callOpt_noArgs_makeCache(c); } Method m = map.get(method); return m != null ? m.invoke(o) : null; } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} // used internally - we are in synchronized block static HashMap callOpt_noArgs_makeCache(Class c) { HashMap map = new HashMap(); Class _c = c; do { for (Method m : c.getDeclaredMethods()) if (m.getParameterTypes().length == 0) { m.setAccessible(true); String name = m.getName(); if (!map.containsKey(name)) map.put(name, m); } _c = _c.getSuperclass(); } while (_c != null); callOpt_noArgs_cache.put(c, map); return map; } static Object mc() { return getMainClass(); } // 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)) { m.setAccessible(true); return m; } c = c.getSuperclass(); } return null; } static boolean neq(Object a, Object b) { return !eq(a, b); } // 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 List filterByDynamicType(Collection c, String type) { List l = new ArrayList(); for (A x : c) if (eq(dynamicClassName(x), type)) l.add(x); return l; } static List filterByType(Collection c, Class type) { List l = new ArrayList(); for (Object x : c) if (isInstanceX(type, x)) l.add((A) x); return l; } static List cloneList(Collection l) { //O mutex = getOpt(l, "mutex"); /*if (mutex != null) synchronized(mutex) { ret new ArrayList(l); } else ret new ArrayList(l);*/ // assume mutex is equal to collection, which will be true unless you explicitly pass a mutex to synchronizedList() which no one ever does. synchronized(l) { return new ArrayList(l); } } static HashMap findClass_cache = new HashMap(); // currently finds only inner classes of class "main" // returns null on not found // this is the simple version that is not case-tolerant static Class findClass(String name) { synchronized(findClass_cache) { if (findClass_cache.containsKey(name)) return findClass_cache.get(name); if (!isJavaIdentifier(name)) return null; Class c; try { c = Class.forName("main$" + name); } catch (ClassNotFoundException e) { c = null; } findClass_cache.put(name, c); return c; } } static boolean eq(Object a, Object b) { if (a == null) return b == null; if (a.equals(b)) return true; if (a instanceof BigInteger) { if (b instanceof Integer) return a.equals(BigInteger.valueOf((Integer) b)); if (b instanceof Long) return a.equals(BigInteger.valueOf((Long) b)); } return false; } static int done_minPrint = 10; static long done(long startTime, String desc) { long time = now()-startTime; if (time >= done_minPrint) print(desc + " [" + time + " ms]"); return time; } static long done(String desc, long startTime) { return done(startTime, desc); } static long done(long startTime) { return done(startTime, ""); } static Field setOpt_findField(Class c, String field) { HashMap map; synchronized(getOpt_cache) { map = getOpt_cache.get(c); if (map == null) map = getOpt_makeCache(c); } return map.get(field); } static void setOpt(Object o, String field, Object value) { try { if (o == null) return; Class c = o.getClass(); HashMap map; synchronized(getOpt_cache) { map = getOpt_cache.get(c); if (map == null) map = getOpt_makeCache(c); } if (map == getOpt_special) { if (o instanceof Class) { setOpt((Class) o, field, value); return; } return; } Field f = map.get(field); if (f != null) smartSet(f, o, value); // possible improvement: skip setAccessible } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} static void setOpt(Class c, String field, Object value) { if (c == null) return; try { Field f = setOpt_findStaticField(c, field); if (f != null) smartSet(f, null, value); } catch (Exception e) { throw new RuntimeException(e); } } static Field setOpt_findStaticField(Class c, String field) { Class _c = c; do { for (Field f : _c.getDeclaredFields()) if (f.getName().equals(field) && (f.getModifiers() & Modifier.STATIC) != 0) return f; _c = _c.getSuperclass(); } while (_c != null); return null; } static String str(Object o) { return String.valueOf(o); } static boolean isSubtypeOf(Class a, Class b) { return b.isAssignableFrom(a); // << always hated that method, let's replace it! } static long toK(long l) { return (l+1023)/1024; } static boolean warn_on = true; static void warn(String s) { if (warn_on) print("Warning: " + s); } static void warn(String s, List warnings) { warn(s); if (warnings != null) warnings.add(s); } static RuntimeException fail() { throw new RuntimeException("fail"); } static RuntimeException fail(Object msg) { throw new RuntimeException(String.valueOf(msg)); } static RuntimeException fail(String msg) { throw new RuntimeException(unnull(msg)); } // disabled for now to shorten some programs /*static RuntimeException fail(S msg, O... args) { throw new RuntimeException(format(msg, args)); }*/ static void concepts() { loadAndAutoSaveConcepts(); } /** writes safely (to temp file, then rename) */ public static void saveTextFile(String fileName, String contents) throws IOException { File file = new File(fileName); File parentFile = file.getParentFile(); if (parentFile != null) parentFile.mkdirs(); String tempFileName = fileName + "_temp"; File tempFile = new File(tempFileName); if (contents != null) { if (tempFile.exists()) try { String saveName = tempFileName + ".saved." + now(); copyFile(tempFile, new File(saveName)); } catch (Throwable e) { printStackTrace(e); } FileOutputStream fileOutputStream = newFileOutputStream(tempFile.getPath()); OutputStreamWriter outputStreamWriter = new OutputStreamWriter(fileOutputStream, "UTF-8"); PrintWriter printWriter = new PrintWriter(outputStreamWriter); printWriter.print(contents); printWriter.close(); } if (file.exists() && !file.delete()) throw new IOException("Can't delete " + fileName); if (contents != null) if (!tempFile.renameTo(file)) throw new IOException("Can't rename " + tempFile + " to " + file); } public static void saveTextFile(File fileName, String contents) { try { saveTextFile(fileName.getPath(), contents); } catch (IOException e) { throw new RuntimeException(e); } } static A uniq(Class c, Object... params) { return uniqueConcept(c, params); } static Object nuObject(String className, Object... args) { try { return nuObject(Class.forName(className), args); } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} // too ambiguous - maybe need to fix some callers /*static O nuObject(O realm, S className, O... args) { ret nuObject(_getClass(realm, className), args); }*/ static A nuObject(Class c, Object... args) { try { Constructor m = nuObject_findConstructor(c, args); m.setAccessible(true); return (A) m.newInstance(args); } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} static Constructor nuObject_findConstructor(Class c, Object... args) { for (Constructor m : c.getDeclaredConstructors()) { if (!nuObject_checkArgs(m.getParameterTypes(), args, false)) continue; return m; } throw new RuntimeException("Constructor with " + args.length + " matching parameter(s) not found in " + c.getName()); } static boolean nuObject_checkArgs(Class[] types, Object[] args, boolean debug) { if (types.length != args.length) { if (debug) System.out.println("Bad parameter length: " + args.length + " vs " + types.length); return false; } for (int i = 0; i < types.length; i++) if (!(args[i] == null || isInstanceX(types[i], args[i]))) { if (debug) System.out.println("Bad parameter " + i + ": " + args[i] + " vs " + types[i]); return false; } return true; } static void readLocally(String progID, String varNames) { readLocally2(mc(), progID, varNames); } static void readLocally(String varNames) { readLocally2(mc(), programID(), varNames); } static void readLocally2(Object obj, String varNames) { readLocally2(obj, programID(), varNames); } // read a string variable from standard storage // does not overwrite variable contents if there is no file static synchronized void readLocally2(Object obj, String progID, String varNames) { for (String variableName : codeTokensOnly(javaTok(varNames))) { File textFile = new File(programDir(progID), variableName + ".text"); String value = loadTextFile(textFile); if (value != null) set(main.class, variableName, value); else { File structureFile = new File(programDir(progID), variableName + ".structure"); value = loadTextFile(structureFile); if (value == null) { File structureGZFile = new File(programDir(progID), variableName + ".structure.gz"); value = loadGZTextFile(structureGZFile); } if (value != null) readLocally_set(obj, variableName, unstructure(value)); } } } static void readLocally_set(Object c, String varName, Object value) { Object oldValue = get(c, varName); if (oldValue instanceof List && !(oldValue instanceof ArrayList) && value != null) { // Assume it's a synchroList. value = synchroList((List) value); } set(c, varName, value); } static String getClassName(Object o) { return o == null ? "null" : o.getClass().getName(); } static boolean hasConcept(Class c, Object... params) { return findConceptWhere(c, params) != null; } static String javaTokWordWrap(String s) { int cols = 120, col = 0; List tok = javaTok(s); for (int i = 0; i < l(tok); i++) { String t = tok.get(i); if (odd(i) && col >= cols && !containsNewLine(t)) tok.set(i, t += "\n"); int idx = t.lastIndexOf('\n'); if (idx >= 0) col = l(t)-(idx+1); else col += l(t); } return join(tok); } public static void copyFile(File src, File dest) { try { mkdirsForFile(dest); FileInputStream inputStream = new FileInputStream(src.getPath()); FileOutputStream outputStream = newFileOutputStream(dest.getPath()); try { copyStream(inputStream, outputStream); inputStream.close(); } finally { outputStream.close(); } } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} static Object deref(Object o) { if (o instanceof Derefable) o = ((Derefable) o).get(); return o; } 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 Set keys(Map map) { return map.keySet(); } static Set keys(Object map) { return keys((Map) map); } static Collection values(Map map) { return map == null ? emptyList() : map.values(); } static A firstOfType(Collection c, Class type) { for (Object x : c) if (isInstanceX(type, x)) return (A) x; return null; } static Str concept(String name) { for (Str s : list(Str.class)) if (eqic(s.name, name) || containsIgnoreCase(s.otherNames, name)) return s; return new Str(name); } static void warnIfOddCount(Object... list) { if (odd(l(list))) warn("Odd list size: " + struct(list)); } static void saveGZTextFile(File file, String contents) { try { File parentFile = file.getParentFile(); if (parentFile != null) parentFile.mkdirs(); String tempFileName = file.getPath() + "_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()); GZIPOutputStream gos = new GZIPOutputStream(fileOutputStream); OutputStreamWriter outputStreamWriter = new OutputStreamWriter(gos, "UTF-8"); PrintWriter printWriter = new PrintWriter(outputStreamWriter); printWriter.print(contents); printWriter.close(); gos.close(); fileOutputStream.close(); } if (file.exists() && !file.delete()) throw new IOException("Can't delete " + file.getPath()); if (contents != null) if (!tempFile.renameTo(file)) throw new IOException("Can't rename " + tempFile + " to " + file); } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} static Map synchroTreeMap() { return Collections.synchronizedMap(new TreeMap()); } static void sleep(long ms) { ping(); if (isAWTThread()) throw fail("Should not sleep on AWT thread"); try { Thread.sleep(ms); } catch (Exception e) { throw new RuntimeException(e); } } static void sleep() { try { print("Sleeping."); synchronized(main.class) { main.class.wait(); } } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} static String ymd() { return year() + formatInt(month(), 2) + formatInt(dayOfMonth(), 2); } static String _userHome; static String userHome() { if (_userHome == null) { if (isAndroid()) _userHome = "/storage/sdcard0/"; else _userHome = System.getProperty("user.home"); //System.out.println("userHome: " + _userHome); } return _userHome; } static File userHome(String path) { return new File(userDir(), path); } static Object derefRef(Object o) { if (o instanceof Concept.Ref) o = ((Concept.Ref) o).get(); return o; } static void load(String varName) { readLocally(varName); } static void load(String progID, String varName) { readLocally(progID, varName); } // get purpose 1: access a list/array (safer version of x.get(y)) static A get(List l, int idx) { return l != null && idx >= 0 && idx < l(l) ? l.get(idx) : null; } static A get(A[] l, int idx) { return idx >= 0 && idx < l(l) ? l[idx] : null; } // default to false static boolean get(boolean[] l, int idx) { return idx >= 0 && idx < l(l) ? l[idx] : false; } static Class get_dynamicObject = DynamicObject.class; // get purpose 2: access a field by reflection or a map static Object get(Object o, String field) { try { if (o instanceof Class) return get((Class) o, field); if (o instanceof Map) return ((Map) o).get(field); Field f = getOpt_findField(o.getClass(), field); if (f != null) { f.setAccessible(true); return f.get(o); } if (get_dynamicObject != null && get_dynamicObject.isInstance(o)) return call(get_raw(o, "fieldValues"), "get", field); } catch (Exception e) { throw asRuntimeException(e); } throw new RuntimeException("Field '" + field + "' not found in " + o.getClass().getName()); } static Object get_raw(Object o, String field) { try { Field f = get_findField(o.getClass(), field); f.setAccessible(true); return f.get(o); } catch (Exception e) { throw new RuntimeException(e); } } static Object get(Class c, String field) { try { Field f = get_findStaticField(c, field); f.setAccessible(true); return f.get(null); } catch (Exception e) { throw new RuntimeException(e); } } static Field get_findStaticField(Class c, String field) { Class _c = c; do { for (Field f : _c.getDeclaredFields()) if (f.getName().equals(field) && (f.getModifiers() & Modifier.STATIC) != 0) return f; _c = _c.getSuperclass(); } while (_c != null); throw new RuntimeException("Static field '" + field + "' not found in " + c.getName()); } static Field get_findField(Class c, String field) { Class _c = c; do { for (Field f : _c.getDeclaredFields()) if (f.getName().equals(field)) return f; _c = _c.getSuperclass(); } while (_c != null); throw new RuntimeException("Field '" + field + "' not found in " + c.getName()); } static long now_virtualTime; static long now() { return now_virtualTime != 0 ? now_virtualTime : System.currentTimeMillis(); } static PersistableThrowable persistableThrowable(Throwable e) { return e == null ? null : new PersistableThrowable(e); } static Object[] expandParams(Class c, Object[] params) { if (l(params) == 1) params = new Object[] { singleFieldName(c), params[0] }; else warnIfOddCount(params); return params; } 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 boolean checkConceptFields(Concept x, Object... data) { for (int i = 0; i < l(data); i += 2) if (neq(cget(x, (String) data[i]), deref(data[i+1]))) return false; return true; } static List map(Iterable l, Object f) { return map(f, l); } static List map(Object f, Iterable l) { List x = new ArrayList(); Object mc = mc(); for (Object o : unnull(l)) x.add(callFunction(f, o)); return x; } static List map(Object f, Object[] l) { return map(f, asList(l)); } static List map(Map map, Object f) { List x = new ArrayList(); for (Object _e : map.entrySet()) { Map.Entry e = (Map.Entry) _e; x.add(callFunction(f, e.getKey(), e.getValue())); } return x; } static File[] listFiles(File dir) { File[] files = dir.listFiles(); return files == null ? new File[0] : files; } static File[] listFiles(String dir) { return listFiles(new File(dir)); } static String programID() { return getProgramID(); } static File getProgramFile(String progID, String fileName) { if (new File(fileName).isAbsolute()) return new File(fileName); return new File(getProgramDir(progID), fileName); } static File getProgramFile(String fileName) { return getProgramFile(getProgramID(), fileName); } static void saveLocally(String variableName) { saveLocally(programID(), variableName); } static void saveLocally(String progID, String variableName) { saveLocally2(mc(), progID, variableName); } static void saveLocally2(Object obj, String variableName) { saveLocally2(obj, programID(), variableName); } static synchronized void saveLocally2(Object obj, String progID, String variableName) { File textFile = new File(programDir(progID), variableName + ".text"); File structureFile = new File(programDir(progID), variableName + ".structure"); Object x = get(obj, variableName); if (x == null) { textFile.delete(); structureFile.delete(); } else if (x instanceof String) { saveTextFile(textFile, (String) x); structureFile.delete(); } else { saveTextFile(structureFile, structure(x)); textFile.delete(); } } static int hours() { return Calendar.getInstance().get(Calendar.HOUR_OF_DAY); } static Map cloneMap(Map map) { if (map == null) return litmap(); // assume mutex is equal to collection, which will be true unless you explicitly pass a mutex to synchronizedList() which no one ever does. synchronized(map) { return new HashMap(map); } } static void set(Object o, String field, Object value) { if (o instanceof Class) set((Class) o, field, value); else try { Field f = set_findField(o.getClass(), field); smartSet(f, o, value); } catch (Exception e) { throw new RuntimeException(e); } } static void set(Class c, String field, Object value) { try { Field f = set_findStaticField(c, field); 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() & 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 int l(Object[] a) { return a == null ? 0 : a.length; } static int l(boolean[] a) { return a == null ? 0 : a.length; } static int l(byte[] a) { return a == null ? 0 : a.length; } static int l(int[] a) { return a == null ? 0 : a.length; } static int l(float[] a) { return a == null ? 0 : a.length; } static int l(char[] a) { return a == null ? 0 : a.length; } static int l(Collection c) { return c == null ? 0 : c.size(); } static int l(Map m) { return m == null ? 0 : m.size(); } static int l(CharSequence s) { return s == null ? 0 : s.length(); } static int l(Object o) { return l((List) o); // incomplete } static A findConcept(Class c, Object... params) { return findConceptWhere(c, params); } static boolean structure_showTiming, structure_checkTokenCount; static String structure(Object o) { structure_Data d = new structure_Data(); structure_1(o, d); while (nempty(d.stack)) popLast(d.stack).run(); String s = str(d.out); if (structure_checkTokenCount) { print("token count=" + d.n); assertEquals("token count", l(javaTokC(s)), d.n); } return s; } // leave to false, unless unstructure() breaks static boolean structure_allowShortening = false; static int structure_shareStringsLongerThan = 20; static class structure_Data { StringBuilder out = new StringBuilder(); int stringSizeLimit; IdentityHashMap seen = new IdentityHashMap(); BitSet refd = new BitSet(); HashMap strings = new HashMap(); HashSet concepts = new HashSet(); HashMap> fieldsByClass = new HashMap(); Class conceptClass = findClass("Concept"); int n; // token count List stack = new ArrayList(); // append single token structure_Data append(String token) { out.append(token); ++n; return this; } structure_Data append(int i) { out.append(i); ++n; return this; } // append multiple tokens structure_Data append(String token, int tokCount) { out.append(token); n += tokCount; return this; } // extend last token structure_Data app(String token) { out.append(token); return this; } structure_Data app(int i) { out.append(i); return this; } } static void structure_1(Object o, final structure_Data d) { final StringBuilder out = d.out; if (o == null) { d.append("null"); return; } Class c = o.getClass(); String name = c.getName(); String dynName = shortDynamicClassName(o); boolean concept = d.conceptClass != null && d.conceptClass.isInstance(o); List lFields = d.fieldsByClass.get(c); if (lFields == null) { // these are never back-referenced (for readability) if (o instanceof Number) { if (o instanceof Integer) { out.append(((Integer) o).intValue()); d.n++; return; } if (o instanceof Long) { out.append(((Long) o).longValue()).append("L"); d.n++; return; } if (o instanceof Float) { d.append("fl ", 2); quote_impl(str(o), out); return; } if (o instanceof Double) { d.append("d(", 3); quote_impl(str(o), out); d.append(")"); return; } if (o instanceof BigInteger) { out.append("bigint(").append(o).append(")"); d.n += 4; return; } } if (o instanceof Boolean) { d.append(((Boolean) o).booleanValue() ? "t" : "f"); return; } if (o instanceof Character) { d.append(quoteCharacter((Character) o)); return; } if (o instanceof File) { d.append("File ").append(quote(((File) o).getPath())); return; } // referencable objects follow Integer ref = d.seen.get(o); if (o instanceof String && ref == null) ref = d.strings.get((String) o); if (ref != null) { d.refd.set(ref); d.append("t").app(ref); return; } ref = d.n; //d.seen.size()+1; d.seen.put(o, ref); //d.append("m").app(ref).app(" "); // marker if (o instanceof String) { String s = d.stringSizeLimit != 0 ? shorten((String) o, d.stringSizeLimit) : (String) o; if (l(s) >= structure_shareStringsLongerThan) d.strings.put(s, ref); quote_impl(s, out); d.n++; return; } if (o instanceof HashSet) { d.append("hashset "); structure_1(new ArrayList((Set) o), d); return; } if (o instanceof TreeSet) { d.append("treeset "); structure_1(new ArrayList((Set) o), d); return; } if (o instanceof Collection && neq(name, "main$Concept$RefL")) { d.append("["); final int l = out.length(); final Iterator it = ((Collection) o).iterator(); d.stack.add(new Runnable() { public void run() { try { if (!it.hasNext()) d.append("]"); else { d.stack.add(this); if (out.length() != l) d.append(", "); structure_1(it.next(), d); } } catch (Exception __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); } } }); return; } if (o instanceof Map) { if (o instanceof HashMap) d.append("hm"); d.append("{"); final int l = out.length(); final Iterator it = ((Map) o).entrySet().iterator(); d.stack.add(new Runnable() { boolean v; Map.Entry e; public void run() { if (v) { d.append("="); v = false; d.stack.add(this); structure_1(e.getValue(), d); } else { if (!it.hasNext()) d.append("}"); else { e = (Map.Entry) it.next(); v = true; d.stack.add(this); if (out.length() != l) d.append(", "); structure_1(e.getKey(), d); } } } }); return; } if (c.isArray()) { if (o instanceof byte[]) { d.append("ba ").append(quote(bytesToHex((byte[]) o))); return; } int n = Array.getLength(o); if (o instanceof boolean[]) { String hex = boolArrayToHex((boolean[]) o); int i = l(hex); while (i > 0 && hex.charAt(i-1) == '0' && hex.charAt(i-2) == '0') i -= 2; d.append("boolarray ").append(n).app(" ").append(quote(substring(hex, 0, i))); return; } String atype = "array", sep = ", "; if (o instanceof int[]) { //ret "intarray " + quote(intArrayToHex((int[]) o)); atype = "intarray"; sep = " "; } d.append(atype).append("{"); for (int i = 0; i < n; i++) { if (i != 0) d.append(sep); structure_1(Array.get(o, i), d); } d.append("}"); return; } if (o instanceof Class) { d.append("class(", 2).append(quote(((Class) o).getName())).append(")"); return; } if (o instanceof Throwable) { d.append("exception(", 2).append(quote(((Throwable) o).getMessage())).append(")"); return; } if (o instanceof BitSet) { BitSet bs = (BitSet) o; d.append("bitset{", 2); int l = out.length(); for (int i = bs.nextSetBit(0); i >= 0; i = bs.nextSetBit(i+1)) { if (out.length() != l) d.append(", "); d.append(i); } d.append("}"); return; } // Need more cases? This should cover all library classes... if (name.startsWith("java.") || name.startsWith("javax.")) { d.append("j ").append(quote(str(o))); return; // Hm. this is not unstructure-able } /*if (name.equals("main$Lisp")) { fail("lisp not supported right now"); }*/ if (concept && !d.concepts.contains(dynName)) { d.concepts.add(dynName); d.append("c "); } // serialize an object with fields. // first, collect all fields and values in fv. TreeSet fields = new TreeSet(new Comparator() { public int compare(Field a, Field b) { return stdcompare(a.getName(), b.getName()); } }); while (c != Object.class) { for (Field field : getDeclaredFields_cached(c)) { if ((field.getModifiers() & (Modifier.STATIC | Modifier.TRANSIENT)) != 0) continue; String fieldName = field.getName(); fields.add(field); // put special cases here... } c = c.getSuperclass(); } lFields = asList(fields); // Render this$1 first because unstructure needs it for constructor call. for (int i = 0; i < l(lFields); i++) { Field f = lFields.get(i); if (f.getName().equals("this$1")) { lFields.remove(i); lFields.add(0, f); break; } } d.fieldsByClass.put(c, lFields); } LinkedHashMap fv = new LinkedHashMap(); for (Field f : lFields) { Object value; try { value = f.get(o); } catch (Exception e) { value = "?"; } if (value != null) fv.put(f.getName(), value); } String shortName = dropPrefix("main$", name); // Now we have fields & values. Process fieldValues if it's a DynamicObject. // omit field "className" if equal to class's name if (concept && eq(fv.get("className"), shortName)) fv.remove("className"); if (o instanceof DynamicObject) { fv.putAll((Map) fv.get("fieldValues")); fv.remove("fieldValues"); shortName = dynName; fv.remove("className"); } String singleField = fv.size() == 1 ? first(fv.keySet()) : null; d.append(shortName); final int l = out.length(); final Iterator it = fv.entrySet().iterator(); d.stack.add(new Runnable() { public void run() { try { if (!it.hasNext()) { if (out.length() != l) d.append(")"); } else { Map.Entry e = (Map.Entry) it.next(); d.append(out.length() == l ? "(" : ", "); d.append((String) e.getKey()).append("="); d.stack.add(this); structure_1(e.getValue(), d); } } catch (Exception __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); } } }); } static volatile StringBuffer local_log = new StringBuffer(); // not redirected static volatile StringBuffer print_log = local_log; // might be redirected, e.g. to main bot // in bytes - will cut to half that static volatile int print_log_max = 1024*1024; static volatile int local_log_max = 100*1024; //static int print_maxLineLength = 0; // 0 = unset static boolean print_silent; // total mute if set static volatile ThreadLocal print_byThread; // special handling by thread static void print() { print(""); } // slightly overblown signature to return original object... static A print(A o) { ping(); if (print_silent) return o; String s = String.valueOf(o) + "\n"; print_noNewLine(s); return o; } static void print_noNewLine(String s) { if (print_byThread != null) { Object f = print_byThread.get(); if (f != null) if (isFalse(callF(f, s))) return; } print_raw(s); } static void print_raw(String s) { // TODO if (print_maxLineLength != 0) StringBuffer loc = local_log; StringBuffer buf = print_log; int loc_max = print_log_max; if (buf != loc && buf != null) { print_append(buf, s, print_log_max); loc_max = local_log_max; } if (loc != null) print_append(loc, s, loc_max); System.out.print(s); } static void print(long l) { print(String.valueOf(l)); } static void print(char c) { print(String.valueOf(c)); } static void print_append(StringBuffer buf, String s, int max) { synchronized(buf) { buf.append(s); max /= 2; if (buf.length() > max) try { int newLength = max/2; int ofs = buf.length()-newLength; String newString = buf.substring(ofs); buf.setLength(0); buf.append("[...] ").append(newString); } catch (Exception e) { buf.setLength(0); } } } static Object getOpt(Object o, String field) { return getOpt_cached(o, field); } static Object getOpt_raw(Object o, String field) { try { Field f = getOpt_findField(o.getClass(), field); if (f == null) return null; f.setAccessible(true); return f.get(o); } catch (Exception e) { throw new RuntimeException(e); } } static Object getOpt(Class c, String field) { try { if (c == null) return null; Field f = getOpt_findStaticField(c, field); if (f == null) return null; f.setAccessible(true); return f.get(null); } catch (Exception e) { throw new RuntimeException(e); } } static Field getOpt_findStaticField(Class c, String field) { Class _c = c; do { for (Field f : _c.getDeclaredFields()) if (f.getName().equals(field) && (f.getModifiers() & Modifier.STATIC) != 0) return f; _c = _c.getSuperclass(); } while (_c != null); return null; } static Field getOpt_findField(Class c, String field) { Class _c = c; do { for (Field f : _c.getDeclaredFields()) if (f.getName().equals(field)) return f; _c = _c.getSuperclass(); } while (_c != null); return null; } static long parseLong(String s) { if (s == null) return 0; return Long.parseLong(dropSuffix("L", s)); } static long parseLong(Object s) { return Long.parseLong((String) s); } static boolean equals(Object a, Object b) { return a == null ? b == null : a.equals(b); } static boolean hasType(Collection c, Class type) { for (Object x : c) if (isInstanceX(type, x)) return true; return false; } static int year() { return Calendar.getInstance().get(Calendar.YEAR); } static Object callFunction(Object f, Object... args) { if (f == null) return null; if (f instanceof Runnable) { ((Runnable) f).run(); return null; } else if (f instanceof String) return call(mc(), (String) f, args); else return call(f, "get", args); //else throw fail("Can't call a " + getClassName(f)); } static String quote(Object o) { if (o == null) return "null"; return quote(str(o)); } static String quote(String s) { if (s == null) return "null"; StringBuilder out = new StringBuilder(); quote_impl(s, out); return out.toString(); } static void quote_impl(String s, StringBuilder out) { out.append('"'); int l = s.length(); for (int i = 0; i < l; i++) { char c = s.charAt(i); if (c == '\\' || c == '"') out.append('\\').append(c); else if (c == '\r') out.append("\\r"); else if (c == '\n') out.append("\\n"); else out.append(c); } out.append('"'); } static 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 quoteCharacter(char c) { if (c == '\'') return "'\\''"; if (c == '\\') return "'\\\\'"; return "'" + c + "'"; } public static String join(String glue, Iterable strings) { StringBuilder buf = new StringBuilder(); Iterator i = strings.iterator(); if (i.hasNext()) { buf.append(i.next()); while (i.hasNext()) buf.append(glue).append(i.next()); } return buf.toString(); } public static String join(String glue, String[] strings) { return join(glue, Arrays.asList(strings)); } public static String join(Iterable strings) { return join("", strings); } public static String join(String[] strings) { return join("", strings); } static boolean isAWTThread() { return isTrue(callOpt(getClass("javax.swing.SwingUtilities"), "isEventDispatchThread")); } 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.startsWith(prefix) ? s.substring(l(prefix)) : s; } static A uniqueConcept(Class c, Object... params) { params = expandParams(c, params); A x = findConceptWhere(c, params); if (x == null) { x = nuObject(c); for (int i = 0; i+1 < l(params); i += 2) cset(x, (String) params[i], params[i+1]); } return x; } static void printStackTrace(Throwable e) { // we go to system.out now - system.err is nonsense print(getStackTrace(e)); } static void printStackTrace() { printStackTrace(new Throwable()); } static void printStackTrace(String indent, Throwable e) { if (endsWithLetter(indent)) indent += " "; printIndent(indent, getStackTrace(e)); } 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 Map litmap(Object... x) { TreeMap map = new TreeMap(); litmap_impl(map, x); return map; } static void litmap_impl(Map map, Object... x) { for (int i = 0; i < x.length-1; i += 2) if (x[i+1] != null) map.put(x[i], x[i+1]); } static boolean odd(int i) { return (i & 1) != 0; } static String shortenClassName(String name) { return name == null ? null : substring(name, xIndexOf(name, '$')+1); } static String getType(Object o) { return getClassName(o); } static int dayOfMonth() { return days(); } static boolean isJavaIdentifier(String s) { if (s.length() == 0 || !Character.isJavaIdentifierStart(s.charAt(0))) return false; for (int i = 1; i < s.length(); i++) if (!Character.isJavaIdentifierPart(s.charAt(i))) return false; return true; } static TimerTask timerTask(final Runnable r) { return new TimerTask() { public void run() { try { /* pcall 1*/ r.run(); /* pcall 2 */ } catch (Throwable __e) { printStackTrace(__e); } } }; } static volatile boolean ping_pauseAll; static int ping_sleep = 100; // poll pauseAll flag every 100 static volatile boolean ping_anyActions; static Map ping_actions = synchroMap(new WeakHashMap()); // returns true if it did anything static boolean ping() { try { if (ping_pauseAll && !isAWTThread()) { do Thread.sleep(ping_sleep); while (ping_pauseAll); return true; } if (ping_anyActions) { Object action; synchronized(mc()) { action = ping_actions.get(currentThread()); if (action instanceof Runnable) ping_actions.remove(currentThread()); if (ping_actions.isEmpty()) ping_anyActions = false; } if (action instanceof Runnable) ((Runnable) action).run(); else if (eq(action, "cancelled")) throw fail("Thread cancelled."); } return false; } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} static String programID; static String getProgramID() { return nempty(programID) ? formatSnippetID(programID) : "?"; } // TODO: ask JavaX instead static String getProgramID(Class c) { String id = (String) getOpt(c, "programID"); if (nempty(id)) return formatSnippetID(id); return "?"; } static String getProgramID(Object o) { return getProgramID(getMainClass(o)); } static String unnull(String s) { return s == null ? "" : s; } static List unnull(List l) { return l == null ? emptyList() : l; } static Iterable unnull(Iterable i) { return i == null ? emptyList() : i; } static Object[] unnull(Object[] a) { return a == null ? new Object[0] : a; } static BitSet unnull(BitSet b) { return b == null ? new BitSet() : b; } // replacement for class JavaTok // maybe incomplete, might want to add floating point numbers // todo also: extended multi-line strings static int javaTok_n, javaTok_elements; static boolean javaTok_opt; static List javaTok(String s) { return javaTok(s, null); } static List javaTok(String s, List existing) { ++javaTok_n; int nExisting = javaTok_opt && existing != null ? existing.size() : 0; ArrayList tok = existing != null ? new ArrayList(nExisting) : new ArrayList(); int l = s.length(); int i = 0, n = 0; while (i < l) { int j = i; char c, d; // scan for whitespace while (j < l) { c = s.charAt(j); d = j+1 >= l ? '\0' : s.charAt(j+1); if (c == ' ' || c == '\t' || c == '\r' || c == '\n') ++j; else if (c == '/' && d == '*') { do ++j; while (j < l && !s.substring(j, Math.min(j+2, l)).equals("*/")); j = Math.min(j+2, l); } else if (c == '/' && d == '/') { do ++j; while (j < l && "\r\n".indexOf(s.charAt(j)) < 0); } else break; } if (n < nExisting && javaTok_isCopyable(existing.get(n), s, i, j)) tok.add(existing.get(n)); else tok.add(quickSubstring(s, i, j)); ++n; i = j; if (i >= l) break; c = s.charAt(i); d = i+1 >= l ? '\0' : s.charAt(i+1); // scan for non-whitespace if (c == '\'' || c == '"') { char opener = c; ++j; while (j < l) { if (s.charAt(j) == opener || s.charAt(j) == '\n') { // end at \n to not propagate unclosed string literal errors ++j; break; } else if (s.charAt(j) == '\\' && j+1 < l) j += 2; else ++j; } } else if (Character.isJavaIdentifierStart(c)) do ++j; while (j < l && (Character.isJavaIdentifierPart(s.charAt(j)) || "'".indexOf(s.charAt(j)) >= 0)); // for stuff like "don't" else if (Character.isDigit(c)) { do ++j; while (j < l && Character.isDigit(s.charAt(j))); if (j < l && s.charAt(j) == 'L') ++j; // Long constants like 1L } else if (c == '[' && d == '[') { do ++j; while (j+1 < l && !s.substring(j, j+2).equals("]]")); j = Math.min(j+2, l); } else if (c == '[' && d == '=' && i+2 < l && s.charAt(i+2) == '[') { do ++j; while (j+2 < l && !s.substring(j, j+3).equals("]=]")); j = Math.min(j+3, l); } else ++j; if (n < nExisting && javaTok_isCopyable(existing.get(n), s, i, j)) tok.add(existing.get(n)); else tok.add(quickSubstring(s, i, j)); ++n; i = j; } if ((tok.size() % 2) == 0) tok.add(""); javaTok_elements += tok.size(); return tok; } static List javaTok(List tok) { return javaTok(join(tok), tok); } static boolean javaTok_isCopyable(String t, String s, int i, int j) { return t.length() == j-i && s.regionMatches(i, t, 0, j-i); // << could be left out, but that's brave } static Object unstructure(String text) { return unstructure(text, false); } static Object unstructure(String text, final boolean allDynamic) { return unstructure(text, allDynamic, null); } static int structure_internStringsLongerThan = 50; // classFinder: func(name) -> class (optional) static Object unstructure(String text, final boolean allDynamic, final Object classFinder) { if (text == null) return null; final List tok = javaTokC(text); final boolean debug = unstructure_debug; class X { int i = 0; HashMap refs = new HashMap(); HashMap tokrefs = new HashMap(); HashSet concepts = new HashSet(); HashMap classesMap = new HashMap(); Object parse() { String t = tok.get(i); int refID = 0; if (structure_isMarker(t, 0, l(t))) { refID = parseInt(t.substring(1)); i++; } // if (debug) print("parse: " + quote(t)); int tokIndex = i; Object o = parse_inner(refID, tokIndex); if (refID != 0) refs.put(refID, o); if (o != null) tokrefs.put(tokIndex, o); return o; } Object parse_inner(int refID, int tokIndex) { String t = tok.get(i); // if (debug) print("parse_inner: " + quote(t)); Class c = classesMap.get(t); if (c == null) { if (t.startsWith("\"")) { String s = internIfLongerThan(unquote(tok.get(i)), structure_internStringsLongerThan); i++; return s; } if (t.startsWith("'")) return unquoteCharacter(tok.get(i++)); if (t.equals("bigint")) return parseBigInt(); if (t.equals("d")) return parseDouble(); if (t.equals("fl")) return parseFloat(); if (t.equals("false") || t.equals("f")) { i++; return false; } if (t.equals("true") || t.equals("t")) { i++; return true; } if (t.equals("-")) { t = tok.get(i+1); i += 2; return isLongConstant(t) ? (Object) (-parseLong(t)) : (Object) (-parseInt(t)); } if (isInteger(t) || isLongConstant(t)) { i++; //if (debug) print("isLongConstant " + quote(t) + " => " + isLongConstant(t)); if (isLongConstant(t)) return parseLong(t); long l = parseLong(t); boolean isInt = l == (int) l; if (debug) print("l=" + l + ", isInt: " + isInt); return isInt ? (Object) new Integer((int) l) : (Object) new Long(l); } if (t.equals("File")) { File f = new File(unquote(tok.get(i+1))); i += 2; return f; } if (t.startsWith("r") && isInteger(t.substring(1))) { i++; int ref = Integer.parseInt(t.substring(1)); Object o = refs.get(ref); if (o == null) print("Warning: unsatisfied back reference " + ref); return o; } if (t.startsWith("t") && isInteger(t.substring(1))) { i++; int ref = Integer.parseInt(t.substring(1)); Object o = tokrefs.get(ref); if (o == null) print("Warning: unsatisfied token reference " + ref); return o; } if (t.equals("hashset")) return parseHashSet(); if (t.equals("treeset")) return parseTreeSet(); if (eqOneOf(t, "hashmap", "hm")) return parseHashMap(); if (t.equals("{")) return parseMap(); if (t.equals("[")) return parseList(); if (t.equals("bitset")) return parseBitSet(); if (t.equals("array") || t.equals("intarray")) return parseArray(); if (t.equals("ba")) { String hex = unquote(tok.get(i+1)); i += 2; return hexToBytes(hex); } if (t.equals("boolarray")) { int n = parseInt(tok.get(i+1)); String hex = unquote(tok.get(i+2)); i += 6; return boolArrayFromBytes(hexToBytes(hex), n); } if (t.equals("class")) return parseClass(); if (t.equals("l")) return parseLisp(); if (t.equals("null")) { i++; return null; } /* in dev. if (!allDynamic && t.equals("run")) { S snippetID = unquote(t.get(i+1)); i += 2; run( } */ if (eq(t, "c")) { consume("c"); t = tok.get(i); assertTrue(isJavaIdentifier(t)); concepts.add(t); } } if (c == null && !isJavaIdentifier(t)) throw new RuntimeException("Unknown token " + (i+1) + ": " + t); // any other class name if (c == null) { // First, find class if (allDynamic) c = null; else if (classFinder != null) c = (Class) callF(classFinder, t); else c = findClass(t); if (c != null) classesMap.put(t, c); } // Check if it has an outer reference i++; boolean hasOuter = eq(get(tok, i), "(") && eq(get(tok, i+1), "this$1"); DynamicObject dO = null; Object o = null; if (c != null) o = hasOuter ? nuStubInnerObject(c) : nuEmptyObject(c); else { if (concepts.contains(t) && (c = findClass("Concept")) != null) o = dO = (DynamicObject) nuEmptyObject(c); else dO = new DynamicObject(); dO.className = t; if (debug) print("Made dynamic object " + t + " " + shortClassName(dO)); } // Save in references list early because contents of object // might link back to main object if (refID != 0) refs.put(refID, o != null ? o : dO); tokrefs.put(tokIndex, o != null ? o : dO); // NOW parse the fields! Map fields = new TreeMap(); if (i < tok.size() && tok.get(i).equals("(")) { consume("("); while (!tok.get(i).equals(")")) { String key = unquote(tok.get(i)); i++; consume("="); Object value = parse(); fields.put(key, value); if (tok.get(i).equals(",")) i++; } consume(")"); } if (o != null) if (dO != null) { if (debug) printStructure("setOptAllDyn", fields); setOptAllDyn(dO, fields); } else setOptAll(o, fields); else for (String field : keys(fields)) dO.fieldValues.put(field.intern(), fields.get(field)); if (o != null) pcallOpt_noArgs(o, "_doneLoading"); return o != null ? o : dO; } Object parseSet(Set set) { set.addAll((List) parseList()); return set; } Object parseLisp() { consume("l"); consume("("); ArrayList list = new ArrayList(); while (!tok.get(i).equals(")")) { list.add(parse()); if (tok.get(i).equals(",")) i++; } consume(")"); return newObject("main$Lisp", (String) list.get(0), subList(list, 1)); } Object parseBitSet() { consume("bitset"); consume("{"); BitSet bs = new BitSet(); while (!tok.get(i).equals("}")) { bs.set((Integer) parse()); if (tok.get(i).equals(",")) i++; } consume("}"); return bs; } Object parseList() { consume("["); ArrayList list = new ArrayList(); while (!tok.get(i).equals("]")) { Object o = parse(); //if (debug) print("List element type: " + getClassName(o)); list.add(o); if (tok.get(i).equals(",")) i++; } consume("]"); return list; } Object parseArray() { String type = tok.get(i); i++; consume("{"); List list = new ArrayList(); while (!tok.get(i).equals("}")) { list.add(parse()); if (tok.get(i).equals(",")) i++; } consume("}"); if (type.equals("intarray")) return toIntArray(list); return list.toArray(); } Object parseClass() { consume("class"); consume("("); String name = tok.get(i); i++; consume(")"); Class c = allDynamic ? null : findClass(name); if (c != null) return c; DynamicObject dO = new DynamicObject(); dO.className = "java.lang.Class"; dO.fieldValues.put("name", name); return dO; } Object parseBigInt() { consume("bigint"); consume("("); String val = tok.get(i); i++; if (eq(val, "-")) { val = "-" + tok.get(i); i++; } consume(")"); return new BigInteger(val); } Object parseDouble() { consume("d"); consume("("); String val = unquote(tok.get(i)); i++; consume(")"); return Double.parseDouble(val); } Object parseFloat() { consume("fl"); String val; if (eq(tok.get(i), "(")) { consume("("); val = unquote(tok.get(i)); i++; consume(")"); } else { val = unquote(tok.get(i)); i++; } return Float.parseFloat(val); } Object parseHashMap() { i++; return parseMap(new HashMap()); } Object parseHashSet() { consume("hashset"); return parseSet(new HashSet()); } Object parseTreeSet() { consume("treeset"); return parseSet(new TreeSet()); } Object parseMap() { return parseMap(new TreeMap()); } Object parseMap(Map map) { consume("{"); while (!tok.get(i).equals("}")) { Object key = parse(); consume("="); Object value = parse(); map.put(key, value); if (tok.get(i).equals(",")) i++; } consume("}"); return map; } void consume(String s) { if (!tok.get(i).equals(s)) { String prevToken = i-1 >= 0 ? tok.get(i-1) : ""; String nextTokens = join(tok.subList(i, Math.min(i+2, tok.size()))); throw fail(quote(s) + " expected: " + prevToken + " " + nextTokens + " (" + i + "/" + tok.size() + ")"); } i++; } } return new X().parse(); } static boolean unstructure_debug; static ArrayList litlist(A... a) { return new ArrayList(Arrays.asList(a)); } static Class getMainClass() { return main.class; } static Class getMainClass(Object o) { try { return (o instanceof Class ? (Class) o : o.getClass()).getClassLoader().loadClass("main"); } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} static List javaTokC(String s) { int l = s.length(); ArrayList tok = new ArrayList(); int i = 0; while (i < l) { int j = i; char c, d; // scan for whitespace while (j < l) { c = s.charAt(j); d = j+1 >= l ? '\0' : s.charAt(j+1); if (c == ' ' || c == '\t' || c == '\r' || c == '\n') ++j; else if (c == '/' && d == '*') { do ++j; while (j < l && !s.substring(j, Math.min(j+2, l)).equals("*/")); j = Math.min(j+2, l); } else if (c == '/' && d == '/') { do ++j; while (j < l && "\r\n".indexOf(s.charAt(j)) < 0); } else break; } i = j; if (i >= l) break; c = s.charAt(i); d = i+1 >= l ? '\0' : s.charAt(i+1); // scan for non-whitespace if (c == '\'' || c == '"') { char opener = c; ++j; while (j < l) { if (s.charAt(j) == opener || s.charAt(j) == '\n') { // end at \n to not propagate unclosed string literal errors ++j; break; } else if (s.charAt(j) == '\\' && j+1 < l) j += 2; else ++j; } } else if (Character.isJavaIdentifierStart(c)) do ++j; while (j < l && (Character.isJavaIdentifierPart(s.charAt(j)) || "'".indexOf(s.charAt(j)) >= 0)); // for stuff like "don't" else if (Character.isDigit(c)) { do ++j; while (j < l && Character.isDigit(s.charAt(j))); if (j < l && s.charAt(j) == 'L') ++j; // Long constants like 1L } else if (c == '[' && d == '[') { do ++j; while (j+1 < l && !s.substring(j, j+2).equals("]]")); j = Math.min(j+2, l); } else if (c == '[' && d == '=' && i+2 < l && s.charAt(i+2) == '[') { do ++j; while (j+2 < l && !s.substring(j, j+3).equals("]=]")); j = Math.min(j+3, l); } else ++j; tok.add(quickSubstring(s, i, j)); i = j; } return tok; } static A assertEquals(Object x, A y) { return assertEquals(null, x, y); } static A assertEquals(String msg, Object x, A y) { if (!(x == null ? y == null : x.equals(y))) throw fail((msg != null ? msg + ": " : "") + x + " != " + y); return y; } static File getProgramDir() { return programDir(); } static File getProgramDir(String snippetID) { return programDir(snippetID); } static Object call(Object o) { return callFunction(o); } // varargs assignment fixer for a single string array argument static Object call(Object o, String method, String[] arg) { return call(o, method, new Object[] {arg}); } static Object call(Object o, String method, Object... args) { try { if (o instanceof Class) { Method m = call_findStaticMethod((Class) o, method, args, false); m.setAccessible(true); return m.invoke(null, args); } else { Method m = call_findMethod(o, method, args, false); m.setAccessible(true); return m.invoke(o, args); } } catch (Exception e) { throw e instanceof RuntimeException ? (RuntimeException) e : new RuntimeException(e); } } static Method call_findStaticMethod(Class c, String method, Object[] args, boolean debug) { Class _c = c; while (c != null) { for (Method m : c.getDeclaredMethods()) { if (debug) System.out.println("Checking method " + m.getName() + " with " + m.getParameterTypes().length + " parameters");; if (!m.getName().equals(method)) { if (debug) System.out.println("Method name mismatch: " + method); continue; } if ((m.getModifiers() & Modifier.STATIC) == 0 || !call_checkArgs(m, args, debug)) continue; return m; } c = c.getSuperclass(); } throw new RuntimeException("Method '" + method + "' (static) with " + args.length + " parameter(s) not found in " + _c.getName()); } static Method call_findMethod(Object o, String method, Object[] args, boolean debug) { Class c = o.getClass(); while (c != null) { for (Method m : c.getDeclaredMethods()) { if (debug) System.out.println("Checking method " + m.getName() + " with " + m.getParameterTypes().length + " parameters");; if (m.getName().equals(method) && call_checkArgs(m, args, debug)) return m; } c = c.getSuperclass(); } throw new RuntimeException("Method '" + method + "' (non-static) with " + args.length + " parameter(s) not found in " + o.getClass().getName()); } private static boolean call_checkArgs(Method m, Object[] args, boolean debug) { Class[] types = m.getParameterTypes(); if (types.length != args.length) { if (debug) System.out.println("Bad parameter length: " + args.length + " vs " + types.length); return false; } for (int i = 0; i < types.length; i++) if (!(args[i] == null || isInstanceX(types[i], args[i]))) { if (debug) System.out.println("Bad parameter " + i + ": " + args[i] + " vs " + types[i]); return false; } return true; } static 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 A findConceptWhere(Class c, Object... params) { params = expandParams(c, params); for (A x : list(c)) if (checkConceptFields(x, params)) return x; return null; } static Object first(Object list) { return ((List) list).isEmpty() ? null : ((List) list).get(0); } static A first(List list) { return list.isEmpty() ? null : list.get(0); } static A first(A[] bla) { return bla == null || bla.length == 0 ? null : bla[0]; } static A first(Iterable i) { if (i == null) return null; Iterator it = i.iterator(); return it.hasNext() ? it.next() : null; } public static String bytesToHex(byte[] bytes) { return bytesToHex(bytes, 0, bytes.length); } public static String bytesToHex(byte[] bytes, int ofs, int len) { StringBuilder stringBuilder = new StringBuilder(len*2); for (int i = 0; i < len; i++) { String s = "0" + Integer.toHexString(bytes[ofs+i]); stringBuilder.append(s.substring(s.length()-2, s.length())); } return stringBuilder.toString(); } static RuntimeException asRuntimeException(Throwable t) { return t instanceof RuntimeException ? (RuntimeException) t : new RuntimeException(t); } static File programDir_mine; // set this to relocate program's data static File programDir() { return programDir(getProgramID()); } static File programDir(String snippetID) { if (programDir_mine != null && sameSnippetID(snippetID, programID())) return programDir_mine; return new File(javaxDataDir(), formatSnippetID(snippetID)); } static String singleFieldName(Class c) { Set l = listFields(c); if (l(l) != 1) throw fail("No single field found in " + c + " (have " + n(l(l), "fields") + ")"); return first(l); } static boolean isFalse(Object o) { return eq(false, o); } static int month() { return Calendar.getInstance().get(Calendar.MONTH)+1; } static String loadGZTextFile(File file) { try { if (!file.isFile()) return null; ByteArrayOutputStream fos = new ByteArrayOutputStream(); InputStream fis = new FileInputStream(file); GZIPInputStream gis = new GZIPInputStream(fis); try { byte[] buffer = new byte[1024]; int len; while((len = gis.read(buffer)) != -1){ fos.write(buffer, 0, len); } } finally { fis.close(); } fos.close(); return fromUtf8(fos.toByteArray()); // TODO: use a Reader } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} static boolean containsNewLine(String s) { return contains(s, '\n'); // screw \r, nobody needs it } public static File mkdirsForFile(File file) { File dir = file.getParentFile(); if (dir != null) // is null if file is in current dir dir.mkdirs(); return file; } static Object callOpt(Object o) { if (o == null) return null; return callF(o); } static Object callOpt(Object o, String method, Object... args) { try { if (o == null) return null; if (o instanceof Class) { Method m = callOpt_findStaticMethod((Class) o, method, args, false); if (m == null) return null; m.setAccessible(true); return m.invoke(null, args); } else { Method m = callOpt_findMethod(o, method, args, false); if (m == null) return null; m.setAccessible(true); return m.invoke(o, args); } } catch (Exception e) { throw new RuntimeException(e); } } static Method callOpt_findStaticMethod(Class c, String method, Object[] args, boolean debug) { Class _c = c; while (c != null) { for (Method m : c.getDeclaredMethods()) { if (debug) System.out.println("Checking method " + m.getName() + " with " + m.getParameterTypes().length + " parameters");; if (!m.getName().equals(method)) { if (debug) System.out.println("Method name mismatch: " + method); continue; } if ((m.getModifiers() & Modifier.STATIC) == 0 || !callOpt_checkArgs(m, args, debug)) continue; return m; } c = c.getSuperclass(); } return null; } static Method callOpt_findMethod(Object o, String method, Object[] args, boolean debug) { Class c = o.getClass(); while (c != null) { for (Method m : c.getDeclaredMethods()) { if (debug) System.out.println("Checking method " + m.getName() + " with " + m.getParameterTypes().length + " parameters");; if (m.getName().equals(method) && callOpt_checkArgs(m, args, debug)) return m; } c = c.getSuperclass(); } return null; } private static boolean callOpt_checkArgs(Method m, Object[] args, boolean debug) { Class[] types = m.getParameterTypes(); if (types.length != args.length) { if (debug) System.out.println("Bad parameter length: " + args.length + " vs " + types.length); return false; } for (int i = 0; i < types.length; i++) if (!(args[i] == null || isInstanceX(types[i], args[i]))) { if (debug) System.out.println("Bad parameter " + i + ": " + args[i] + " vs " + types[i]); return false; } return true; } static String substring(String s, int x) { return safeSubstring(s, x); } static String substring(String s, int x, int y) { return safeSubstring(s, x, y); } static final WeakHashMap> getOpt_cache = new WeakHashMap(); static final HashMap getOpt_special = new HashMap(); // just a marker static { getOpt_cache.put(Class.class, getOpt_special); getOpt_cache.put(String.class, getOpt_special); } static Object getOpt_cached(Object o, String field) { try { if (o == null) return null; Class c = o.getClass(); HashMap map; synchronized(getOpt_cache) { map = getOpt_cache.get(c); if (map == null) map = getOpt_makeCache(c); } if (map == getOpt_special) { if (o instanceof Class) return getOpt((Class) o, field); if (o instanceof String) return getOpt(getBot((String) o), field); if (o instanceof Map) return ((Map) o).get(field); } Field f = map.get(field); if (f != null) return f.get(o); if (o instanceof DynamicObject) return ((DynamicObject) o).fieldValues.get(field); return null; } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} // used internally - we are in synchronized block static HashMap getOpt_makeCache(Class c) { HashMap map; if (isSubtypeOf(c, Map.class)) map = getOpt_special; else { map = new HashMap(); Class _c = c; do { for (Field f : _c.getDeclaredFields()) { f.setAccessible(true); String name = f.getName(); if (!map.containsKey(name)) map.put(name, f); } _c = _c.getSuperclass(); } while (_c != null); } getOpt_cache.put(c, map); return map; } static List emptyList() { return new ArrayList(); //ret Collections.emptyList(); } static List synchroList() { return Collections.synchronizedList(new ArrayList()); } static List synchroList(List l) { return Collections.synchronizedList(l); } static FileOutputStream newFileOutputStream(File path) throws IOException { return newFileOutputStream(path.getPath()); } static FileOutputStream newFileOutputStream(String path) throws IOException { return newFileOutputStream(path, false); } static FileOutputStream newFileOutputStream(String path, boolean append) throws IOException { FileOutputStream f = new // Line break for ancient translator FileOutputStream(path, append); callJavaX("registerIO", f, path, true); return f; } static String padLeft(String s, char c, int n) { return rep(c, n-l(s)) + s; } public static String loadTextFile(String fileName) { try { return loadTextFile(fileName, null); } catch (IOException e) { throw new RuntimeException(e); } } public static String loadTextFile(String fileName, String defaultContents) throws IOException { if (!new File(fileName).exists()) return defaultContents; FileInputStream fileInputStream = new FileInputStream(fileName); InputStreamReader inputStreamReader = new InputStreamReader(fileInputStream, "UTF-8"); return loadTextFile(inputStreamReader); } public static String loadTextFile(File fileName) { try { return loadTextFile(fileName, null); } catch (IOException e) { throw new RuntimeException(e); } } public static String loadTextFile(File fileName, String defaultContents) throws IOException { try { return loadTextFile(fileName.getPath(), defaultContents); } catch (IOException e) { throw new RuntimeException(e); } } public static String loadTextFile(Reader reader) throws IOException { StringBuilder builder = new StringBuilder(); try { char[] buffer = new char[1024]; int n; while (-1 != (n = reader.read(buffer))) builder.append(buffer, 0, n); } finally { reader.close(); } return builder.toString(); } static boolean isEmpty(Collection c) { return c == null || c.isEmpty(); } static boolean isEmpty(CharSequence s) { return s == null || s.length() == 0; } static boolean isEmpty(Object[] a) { return a == null || a.length == 0; } static boolean isEmpty(Map map) { return map == null || map.isEmpty(); } static boolean nempty(Collection c) { return !isEmpty(c); } static boolean nempty(CharSequence s) { return !isEmpty(s); } static boolean nempty(Object[] o) { return !isEmpty(o); } static boolean nempty(Map m) { return !isEmpty(m); } static boolean nempty(Iterator i) { return i != null && i.hasNext(); } static String dropSuffix(String suffix, String s) { return s.endsWith(suffix) ? s.substring(0, l(s)-l(suffix)) : s; } static void smartSet(Field f, Object o, Object value) throws Exception { f.setAccessible(true); // take care of common case (long to int) if (f.getType() == int.class && value instanceof Long) value = ((Long) value).intValue(); f.set(o, value); } static boolean eqic(String a, String b) { if ((a == null) != (b == null)) return false; if (a == null) return true; return a.equalsIgnoreCase(b); } static boolean containsIgnoreCase(List l, String s) { for (String x : l) if (eqic(x, s)) return true; return false; } static boolean containsIgnoreCase(String[] l, String s) { for (String x : l) if (eqic(x, s)) return true; return false; } static boolean containsIgnoreCase(String s, char c) { return indexOfIgnoreCase(s, String.valueOf(c)) >= 0; } static boolean containsIgnoreCase(String a, String b) { return indexOfIgnoreCase(a, b) >= 0; } static String dynamicClassName(Object o) { if (o instanceof DynamicObject && ((DynamicObject) o).className != null) return "main$" + ((DynamicObject) o).className; return className(o); } static A popLast(List l) { return liftLast(l); } static void copyStream(InputStream in, OutputStream out) { try { byte[] buf = new byte[65536]; while (true) { int n = in.read(buf); if (n <= 0) return; out.write(buf, 0, n); } } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} static File userDir() { return new File(userHome()); } static File userDir(String path) { return new File(userHome(), path); } static boolean isAndroid() { return System.getProperty("java.vendor").toLowerCase().indexOf("android") >= 0; } static int stdcompare(String a, String b) { return a == null ? b == null ? 0 : -1 : a.compareTo(b); } static int stdcompare(long a, long b) { return a < b ? -1 : a > b ? 1 : 0; } // This is for main classes that are all static. // (We don't go to base classes.) static Set listFields(Object c) { TreeSet fields = new TreeSet(); for (Field f : _getClass(c).getDeclaredFields()) fields.add(f.getName()); return fields; } static void printIndent(Object o) { print(indentx(str(o))); } static void printIndent(String indent, Object o) { print(indentx(indent, str(o))); } static void printIndent(int indent, Object o) { print(indentx(indent, str(o))); } static boolean[] boolArrayFromBytes(byte[] a, int n) { boolean[] b = new boolean[n]; int m = min(n, l(a)*8); for (int i = 0; i < m; i++) b[i] = (a[i/8] & 1 << (i & 7)) != 0; return b; } // hopefully covers all cases :) static String safeSubstring(String s, int x, int y) { if (s == null) return null; if (x < 0) x = 0; if (x > s.length()) return ""; if (y < x) y = x; if (y > s.length()) y = s.length(); return s.substring(x, y); } static String safeSubstring(String s, int x) { return safeSubstring(s, x, l(s)); } static Object getBot(String botID) { return callOpt(getMainBot(), "getBot", botID); } 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 Thread currentThread() { return Thread.currentThread(); } static byte[] hexToBytes(String s) { int n = l(s) / 2; byte[] bytes = new byte[n]; for (int i = 0; i < n; i++) { String hex = substring(s, i*2, i*2+2); try { bytes[i] = (byte) parseHexByte(hex); } catch (Throwable _e) { throw fail("Bad hex byte: " + quote(hex) + " at " + i*2 + "/" + l(s)); } } return bytes; } // returns l(s) if not found static int xIndexOf(String s, String sub, int i) { if (s == null) return 0; i = s.indexOf(sub, min(i, l(s))); return i >= 0 ? i : l(s); } static int xIndexOf(String s, String sub) { return xIndexOf(s, sub, 0); } static int xIndexOf(String s, char c) { if (s == null) return 0; int i = s.indexOf(c); return i >= 0 ? i : l(s); } static HashMap nuEmptyObject_cache = new HashMap(); static A nuEmptyObject(Class c) { try { Constructor ctr; synchronized(nuEmptyObject_cache) { ctr = nuEmptyObject_cache.get(c); if (ctr == null) { nuEmptyObject_cache.put(c, ctr = nuEmptyObject_findConstructor(c)); ctr.setAccessible(true); } } return (A) ctr.newInstance(); } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} static Constructor nuEmptyObject_findConstructor(Class c) { for (Constructor m : c.getDeclaredConstructors()) if (m.getParameterTypes().length == 0) return m; throw fail("No default constructor declared in " + c.getName()); } static boolean contains(Collection c, Object o) { return c != null && c.contains(o); } static boolean contains(Object[] x, Object o) { if (x != null) for (Object a : x) if (eq(a, o)) return true; return false; } static boolean contains(String s, char c) { return s != null && s.indexOf(c) >= 0; } static boolean contains(String s, String b) { return s != null && s.indexOf(b) >= 0; } static boolean setOptAllDyn_debug; static void setOptAllDyn(DynamicObject o, Map fields) { if (fields == null) return; for (String field : keys(fields)) { Object val = fields.get(field); boolean has = hasField(o, field); if (has) setOpt(o, field, val); else { o.fieldValues.put(field.intern(), val); if (setOptAllDyn_debug) print("setOptAllDyn added dyn " + field + " to " + o + " [value: " + val + ", fieldValues = " + systemHashCode(o.fieldValues) + ", " + struct(keys(o.fieldValues)) + "]"); } } } static String quickSubstring(String s, int i, int j) { if (i == j) return ""; return s.substring(i, j); } static A liftLast(List l) { if (l.isEmpty()) return null; int i = l(l)-1; A a = l.get(i); l.remove(i); return a; } static String className(Object o) { return getClassName(o); } static boolean structure_isMarker(String s, int i, int j) { if (i >= j) return false; if (s.charAt(i) != 'm') return false; ++i; while (i < j) { char c = s.charAt(i); if (c < '0' || c > '9') return false; ++i; } return true; } 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 Object newObject(Class c, Object... args) { return nuObject(c, args); } static Object newObject(String className, Object... args) { return nuObject(className, args); } static boolean isLongConstant(String s) { if (!s.endsWith("L")) return false; s = s.substring(0, l(s)-1); return isInteger(s); } static boolean endsWithLetter(String s) { return nempty(s) && isLetter(last(s)); } static String internIfLongerThan(String s, int l) { return s == null ? null : l(s) >= l ? s.intern() : s; } static void pcallOpt_noArgs(Object o, String method) { try { /* pcall 1*/ callOpt_noArgs(o, method); /* pcall 2 */ } catch (Throwable __e) { printStackTrace(__e); } } 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 n(long l, String name) { return l + " " + (l == 1 ? singular(name) : getPlural(name)); } static boolean sameSnippetID(String a, String b) { return a != null && b != null && parseSnippetID(a) == parseSnippetID(b); } // hmm, this shouldn't call functions really. That was just // for coroutines. static boolean isTrue(Object o) { if (o instanceof Boolean) return ((Boolean) o).booleanValue(); if (o == null) return false; return ((Boolean) callF(o)).booleanValue(); } static boolean isTrue(Object pred, Object arg) { return booleanValue(callF(pred, arg)); } static int days() { return Calendar.getInstance().get(Calendar.DAY_OF_MONTH); } // works on lists and strings and null static int indexOfIgnoreCase(Object a, Object b) { if (a == null) return -1; if (a instanceof String) { Matcher m = Pattern.compile((String) b, Pattern.CASE_INSENSITIVE + Pattern.LITERAL).matcher((String) a); if (m.find()) return m.start(); else return -1; } if (a instanceof List) { for (int i = 0; i < ((List) a).size(); i++) { Object o = ((List) a).get(i); if (o != null && ((String) o).equalsIgnoreCase((String) b)) return i; } return -1; } throw fail("Unknown type: " + a); } static Class getClass(String name) { try { return Class.forName(name); } catch (ClassNotFoundException e) { return null; } } static Class getClass(Object o) { return o instanceof Class ? (Class) o : o.getClass(); } static Class getClass(Object realm, String name) { try { try { return getClass(realm).getClassLoader().loadClass(classNameToVM(name)); } catch (ClassNotFoundException e) { return null; } } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} 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 String getStackTrace(Throwable throwable) { StringWriter writer = new StringWriter(); throwable.printStackTrace(new PrintWriter(writer)); return writer.toString(); } static int[] toIntArray(List l) { int[] a = new int[l(l)]; for (int i = 0; i < a.length; i++) a[i] = l.get(i); return a; } static String formatSnippetID(String id) { return "#" + parseSnippetID(id); } static String formatSnippetID(long id) { return "#" + id; } static String rep(int n, char c) { return repeat(c, n); } static String rep(char c, int n) { return repeat(c, n); } static List rep(A a, int n) { return repeat(a, n); } static void printStructure(String prefix, Object o) { if (endsWithLetter(prefix)) prefix += ": "; print(prefix + structure(o)); } static void printStructure(Object o) { print(structure(o)); } static boolean eqOneOf(Object o, Object... l) { for (Object x : l) if (eq(o, x)) return true; return false; } static Map synchroMap() { return synchroHashMap(); } static Map synchroMap(Map map) { return Collections.synchronizedMap(map); } static Object callJavaX(String method, Object... args) { return callOpt(getJavaX(), method, args); } static double parseDouble(String s) { return Double.parseDouble(s); } public static String unquote(String s) { if (s == null) return null; if (s.startsWith("[")) { 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.startsWith("\"") /*&& s.endsWith("\"")*/ && s.length() > 1) { int l = s.endsWith("\"") ? 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 '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; 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 void setOptAll(Object o, Map fields) { if (fields == null) return; for (String field : keys(fields)) setOpt(o, field, fields.get(field)); } static void setOptAll(Object o, Object... values) { //values = expandParams(c.getClass(), values); warnIfOddCount(values); for (int i = 0; i+1 < l(values); i += 2) { String field = (String) values[i]; Object value = values[i+1]; setOpt(o, field, value); } } static String fromUtf8(byte[] bytes) { try { return new String(bytes, "UTF-8"); } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} static char unquoteCharacter(String s) { assertTrue(s.startsWith("'") && s.length() > 1); return unquote("\"" + s.substring(1, s.endsWith("'") ? s.length()-1 : s.length()) + "\"").charAt(0); } static int parseInt(String s) { return empty(s) ? 0 : Integer.parseInt(s); } static A nuStubInnerObject(Class c) { try { Class outerType = getOuterClass(c); Constructor m = c.getDeclaredConstructor(outerType); m.setAccessible(true); return (A) m.newInstance(new Object[] {null}); } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} static List getPlural_specials = ll("sheep", "fish"); static String getPlural(String s) { if (containsIgnoreCase(getPlural_specials, s)) return s; if (ewic(s, "y")) return dropSuffixIgnoreCase("y", s) + "ies"; if (ewic(s, "ss")) return s + "es"; if (ewic(s, "s")) return s; return s + "s"; } static Map singular_specials = litmap( "children", "child", "images", "image", "chess", "chess"); static Set singular_specials2 = litset("time"); static String singular(String s) { if (s == null) return null; s = toLower(s); { String _a_1 = singular_specials.get(s); if (!empty(_a_1)) return _a_1; } if (singular_specials2.contains(dropSuffix("s", s))) return dropSuffix("s", s); if (s.endsWith("ness")) return s; if (s.endsWith("ges")) return dropSuffix("s", s); s = dropSuffix("es", s); s = dropSuffix("s", s); return s; } static Object mainBot; static Object getMainBot() { return mainBot; } 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 double min(double a, double b) { return Math.min(a, b); } static double min(double[] c) { double x = Double.MAX_VALUE; for (double d : c) x = Math.min(x, d); return x; } static byte min(byte[] c) { byte x = 127; for (byte d : c) if (d < x) x = d; return x; } static Class __javax; static Class getJavaX() { return __javax; } static boolean hasField(Object o, String field) { return findField2(o, field) != null; } static Class _getClass(String name) { try { return Class.forName(name); } catch (ClassNotFoundException e) { return null; } } static Class _getClass(Object o) { return o instanceof Class ? (Class) o : o.getClass(); } static Class _getClass(Object realm, String name) { try { return getClass(realm).getClassLoader().loadClass(classNameToVM(name)); } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} static String indentx(String s) { return indentx(indent_default, s); } static String indentx(int n, String s) { return dropSuffix(repeat(' ', n), indent(n, s)); } static String indentx(String indent, String s) { return dropSuffix(indent, indent(indent, s)); } static A last(List l) { return l.isEmpty() ? null : l.get(l.size()-1); } static char last(String s) { return empty(s) ? '#' : s.charAt(l(s)-1); } static String classNameToVM(String name) { return name.replace(".", "$"); } static int systemHashCode(Object o) { return identityHashCode(o); } static Map synchroHashMap() { return Collections.synchronizedMap(new HashMap()); } static Class getOuterClass(Class c) { try { String s = c.getName(); int i = s.lastIndexOf('$'); return Class.forName(substring(s, 0, i)); } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__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 int max(Collection c) { int x = Integer.MIN_VALUE; for (int i : c) x = max(x, i); return x; } static double max(double[] c) { if (c.length == 0) return Double.MIN_VALUE; double x = c[0]; for (int i = 1; i < c.length; i++) x = Math.max(x, c[i]); return x; } static byte max(byte[] c) { byte x = -128; for (byte d : c) if (d > x) x = d; return x; } static boolean booleanValue(Object o) { return eq(true, o); } static boolean isLetter(char c) { return Character.isLetter(c); } 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 String repeat(char c, int n) { n = max(n, 0); char[] chars = new char[n]; for (int i = 0; i < n; i++) chars[i] = c; return new String(chars); } static List repeat(A a, int n) { List l = new ArrayList(); for (int i = 0; i < n; i++) l.add(a); return l; } static int parseHexByte(String s) { return Integer.parseInt(s, 16); } 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 HashSet litset(A... items) { return lithashset(items); } static String dropSuffixIgnoreCase(String suffix, String s) { return ewic(s, suffix) ? s.substring(0, l(s)-l(suffix)) : s; } static Field findField2(Object o, String field) { if (o instanceof Class) return findField2_findStaticField((Class) o, field); return findField2_findField(o.getClass(), field); } static Field findField2_findStaticField(Class c, String field) { Class _c = c; do { for (Field f : _c.getDeclaredFields()) if (f.getName().equals(field) && (f.getModifiers() & Modifier.STATIC) != 0) return f; _c = _c.getSuperclass(); } while (_c != null); return null; } static Field findField2_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 identityHashCode(Object o) { return System.identityHashCode(o); } static boolean ewic(String a, String b) { return endsWithIgnoreCase(a, b); } static String toLower(String s) { return s == null ? null : s.toLowerCase(); } static char toLower(char c) { return Character.toLowerCase(c); } static int indent_default = 2; static String indent(int indent) { return repeat(' ', indent); } static String indent(int indent, String s) { return indent(repeat(' ', indent), s); } static String indent(String indent, String s) { return indent + s.replace("\n", "\n" + indent); } static String indent(String s) { return indent(indent_default, s); } static List indent(String indent, List lines) { List l = new ArrayList(); for (String s : lines) l.add(indent + s); return l; } static HashSet lithashset(A... items) { HashSet set = new HashSet(); for (A a : items) set.add(a); return set; } static boolean endsWithIgnoreCase(String a, String b) { return a != null && l(a) >= l(b) && a.regionMatches(true, l(a)-l(b), b, 0, l(b)); } static class Str extends Concept { String name; List otherNames = new ArrayList(); Str() {} Str(String name) { this.name = name;} public String toString() { return name; } } static class PersistableThrowable { String className; String msg; PersistableThrowable() {} PersistableThrowable(Throwable e) { if (e == null) className = "Crazy Null Error"; else { className = getClassName(e).replace('/', '.'); msg = e.getMessage(); } } public String toString() { return nempty(msg) ? className + ": " + msg : className; } } static boolean DynamicObject_loading; static class DynamicObject { String className; // just the name, without the "main$" Map fieldValues = new TreeMap(); DynamicObject() {} // className = just the name, without the "main$" DynamicObject(String className) { this.className = className;} } static volatile boolean licensed_yes = true; static boolean licensed() { ping(); return licensed_yes; } static void licensed_off() { licensed_yes = false; } }