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 { // A concept should be an object, not just a string. // By default, we will LOAD (from program's dir), but not SAVE. // Call saveConcepts() to save. static interface Derefable { Concept get(); } static class Concept extends DynamicObject { 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() { created = now(); if (!isTrue(_unlisted.get())) register(); } void put(String field, Object value) { fieldValues.put(field, value); change(); } Object get(String field) { return fieldValues.get(field); } class Ref implements Derefable { 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 public A get() { return value; } boolean has() { return value != null; } boolean empty() { return value == null; } void set(A a) { if (a == value) return; unindex(); value = a; index(); } void set(Ref ref) { set(ref.get()); } void clear() { set((A) null); } void index() { if (value != null) value.backRefs.add(this); change(); } void unindex() { if (value != null) value.backRefs.remove(this); } public String toString() { return str(get()); } } 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); change(); return prev; } public void add(int i, A o) { l.add(i, new Ref(o)); change(); } public A get(int i) { return l.get(i).get(); } public A remove(int i) { A a = l.remove(i).get(); change(); return a; } public int size() { return l.size(); } // derefs void addAll_(List l) { for (Object x : l) add_(x); } // derefs void add_(Object o) { add((A) deref(o)); } } void delete() { if (id == 0) return; concepts.remove(id); conceptsByClass.get(getClass()).remove(id); id = 0; //name = "[defunct " + name + "]"; //defunct = true; //energy = 0; for (Ref r : refs) r.unindex(); refs.clear(); change(); } // register a previously unlisted concept void register() { if (id != 0) return; // already registered id = newID(); concepts.put(id, this); _addToClassMap(); change(); } void _addToClassMap() { Class c = getClass(); Map map = conceptsByClass.get(c); if (map == null) { // we're the first object, register this class Class superclass = c.getSuperclass(); if (superclass != Concept.class) subclasses.put(superclass, c); conceptsByClass.put(c, map = new HashMap()); } map.put(id, this); } } // 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 {} // This can be set by client static boolean concepts_quietSave; static Map concepts = synchroTreeMap(); static Map> conceptsByClass = synchroHashMap(); static MultiMap subclasses = new MultiMap(); static long idCounter; static volatile long changes = 1, changesWritten; static volatile java.util.Timer autoSaver; static volatile boolean savingConcepts; static ThreadLocal _unlisted = new ThreadLocal(); static boolean concepts_saveOneMore; static String conceptsLoadedFrom; static int concepts_internStringsLongerThan = 10; static long newID() { do { ++idCounter; } while (hasConcept(idCounter)); return idCounter; } static synchronized void loadConceptsFrom(String programID) { conceptsLoadedFrom = programID; clearConcepts(); DynamicObject_loading = true; try { structure_internStringsLongerThan = concepts_internStringsLongerThan; readLocally(programID, "concepts"); readLocally(programID, "idCounter"); assignConceptsToUs(); } finally { DynamicObject_loading = false; } } static void assignConceptsToUs() { for (Concept c : values(concepts)) { c._addToClassMap(); callOpt(c, "_doneLoading2"); } } static synchronized void loadConcepts() { loadConceptsFrom(programID()); } static Concept getConcept(String id) { return empty(id) ? null : getConcept(parseLong(id)); } static Concept getConcept(long id) { return (Concept) concepts.get((long) id); } static Concept getConcept(PassRef ref) { return ref == null ? null : getConcept(ref.longID()); } static boolean hasConcept(long id) { return concepts.containsKey((long) id); } static boolean hasConcept(Class c, Object... params) { return conceptWhere(c, params) != null; } static Concept deleteConcept(long id) { Concept c = getConcept(id); if (c == null) print("Concept " + id + " not found"); else c.delete(); return c; } // call in only one thread static void saveConceptsIfDirty() { saveConceptsIfDirty(programID()); } static void saveConceptsIfDirty(String programID) { savingConcepts = true; try { String s; synchronized(main.class) { boolean change = changes != changesWritten; if (!change && !concepts_saveOneMore) return; changesWritten = changes; concepts_saveOneMore = change; save(programID, "idCounter"); s = structure(cloneMap(concepts)); } if (!concepts_quietSave) print("Saving " + l(s) + " chars (" + changesWritten + ")"); saveTextFile(getProgramFile(programID, "concepts.structure"), s); copyFile(getProgramFile(programID, "concepts.structure"), getProgramFile(programID, "concepts.structure.backup" + ymd() + "-" + formatInt(hours(), 2))); } finally { savingConcepts = false; } } static void saveConcepts() { saveConceptsIfDirty(); } static void saveConceptsTo(String programID) { saveConceptsIfDirty(programID); } static void clearConcepts() { concepts.clear(); conceptsByClass.clear(); subclasses.clear(); change(); } static synchronized void change() { ++changes; } // auto-save every second if dirty static synchronized void autoSaveConcepts() { if (autoSaver == null) autoSaver = doEvery(1000, new Runnable() { public void run() { try { saveConcepts(); } catch (Exception __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); } } }); } static void cleanMeUp() { if (autoSaver != null) { autoSaver.cancel(); autoSaver = null; } while (savingConcepts) sleep(10); saveConceptsIfDirty(); } static Map getIDsAndNames() { Map map = new HashMap(); Map cloned = cloneMap(concepts); for (long id : keys(cloned)) map.put(id, cloned.get(id).className); return map; } static A findBackRef(Concept c, Class type) { return findBackRefOfType(c, type); } static A findBackRefOfType(Concept c, Class type) { for (Concept.Ref r : c.backRefs) if (instanceOf(r.concept(), type)) return (A) r.concept(); return null; } static List findBackRefs(Concept c, Class type) { List l = new ArrayList(); for (Concept.Ref r : c.backRefs) if (instanceOf(r.concept(), type)) l.add((A) r.concept()); return l; } static A conceptOfType(Class type) { return firstOfType(allConcepts(), type); } static List conceptsOfType(Class type) { //ret filterByType(allConcepts(), type); List l = new ArrayList(); _collectInstances(type, l); return l; } static void _collectInstances(Class c, List l) { l.addAll(values(conceptsByClass.get(c))); for (Class sub : subclasses.get(c)) _collectInstances(sub, l); } static List listConcepts(Class type) { return conceptsOfType(type); } static List list(String type, Object... params) { return empty(params) ? conceptsOfType(type) : conceptsWhere(type, params); } static List list(Class type, Object... params) { return empty(params) ? conceptsOfType(type) : conceptsWhere(type, params); } static List conceptsOfType(String type) { return filterByDynamicType(allConcepts(), "main$" + type); } static boolean hasConceptOfType(Class type) { return hasType(allConcepts(), type); } static void persistConcepts() { concepts_quietSave = true; loadConcepts(); autoSaveConcepts(); } static void loadAndAutoSaveConcepts() { persistConcepts(); } // We love synonyms static void conceptPersistence() { persistConcepts(); } // Runs r if there is no concept of that type static 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) static 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) static void forEvery(Class type, Object func) { for (Concept c : conceptsOfType(type)) callF(func, c); } static int deleteAll(Class type) { List l = (List) conceptsOfType(type); for (Concept c : l) c.delete(); return l(l); } static Collection allConcepts() { synchronized(concepts) { return new ArrayList(values(concepts)); } } 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 void csetAll(Concept c, Object... values) { cset(c, values); } static void cset(Concept c, Object... values) { try { 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 = 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) value); else f.set(c, value); } change(); } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} static Object cget(Concept c, String field) { Object o = getOptDyn(c, field); if (o instanceof Concept.Ref) return ((Concept.Ref) o).get(); return o; } static PassRef toPassRef(Concept c) { return new PassRef(c); } // inter-process methods static PassRef xnew(String name, Object... values) { return new PassRef(cnew(name, values)); } static void xset(long id, String field, Object value) { xset(new PassRef(id), field, value); } static void xset(PassRef c, String field, Object value) { if (value instanceof PassRef) value = getConcept((PassRef) value); cset(getConcept(c), field, value); } // get class name of concept static Object xclass(PassRef id) { Concept c = getConcept(id); return c == null ? null : c.className; } static Object xget(long id, String field) { return xget(new PassRef(id), field); } static Object xget(PassRef c, String field) { return export(cget(getConcept(c), field)); } static void xdelete(long id) { xdelete(new PassRef(id)); } static void xdelete(PassRef c) { getConcept(c).delete(); } static List xlist() { return map("toPassRef", allConcepts()); } static List xlist(String className) { return map("toPassRef", conceptsOfType(className)); } // end of IPC methods // make concept instance that is not connected to DB static A unlisted(Class c) { _unlisted.set(true); try { return nuObject(c); } finally { _unlisted.set(null); } } static A unary(Class c) { A a = conceptOfType(c); if (a == null) a = nuObject(c); return a; } static Android3 makeDBBot(String name) { return makeBot(name, makeDBResponder()); } static List exposedDBMethods = ll("xlist", "xnew", "xset", "xdelete", "xget", "xclass"); static Object makeDBResponder() { return new Object() { String answer(String s) { return exposeMethods(s, exposedDBMethods); } }; } static Object export(Object o) { if (o instanceof Concept) return new PassRef(((Concept) o).id); return o; } static synchronized void saveConceptsBack() { saveConceptsTo(assertNotNull(conceptsLoadedFrom)); } static boolean eq(Object a, Object b) { return _eq(deref(a), deref(b)); } // Concepts static class Str extends DefiniteThing { String name; List otherNames = new ArrayList(); Str() {} Str(String name) { this.name = name;} public String toString() { return name; } } 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 mergeStrs(Str a, Str b) { if (a == b) return; if (nempty(b.backRefs)) { Str t = a; a = b; b = t; } a.otherNames.add(b.name); a.otherNames.addAll(b.otherNames); if (nempty(b.backRefs)) print("Warning: Deleting concept with back references - " + b.name); b.delete(); } // Str, concept, mergeStrs static interface ISearchVar { boolean set(Object o); Object get(); } static class MatchVar implements Derefable, ISearchVar { A value; Class type; public A get() { return value; } public String toString() { return str(value); } boolean canHold(Object o) { return type == null || isInstance(type, o); } public boolean set(Object o) { if (canHold(o)) { value = (A) o; return true; } else return false; } } static class Subsearch { Class c; Object[] params; Subsearch(Class c, Object[] params) { this.c = c; this.params = expandParams(c, params); } } static Subsearch some(Class c, Object... params) { return new Subsearch(c, params); } static A searchConcept(MatchVar var, Object... params) { assertNotNull(var.type); // must be typed to use in place of class return var.value = searchConcept(var.type, params); } static A searchConcept(Class c, Object... params) { params = expandParams(c, params); // First, go through all the concepts of the primary type. for (A concept : list(c)) if (searchConcept_checkParams(concept, params)) return concept; return null; } static List searchConcept_all(Class c, Object... params) { params = expandParams(c, params); List l = new ArrayList(); // First, go through all the concepts of the primary type. for (A concept : list(c)) if (searchConcept_checkParams(concept, params)) l.add(concept); // Success! return l; } static boolean searchConcept_checkParams(Concept c, Object... params) { for (int i = 0; i+1 < l(params); i += 2) { String field = (String) ( params[i]); Object val = derefRef(params[i+1]); Object actual = cget(c, field); if (val instanceof Subsearch) { Subsearch s = (Subsearch) ( val); if (!isInstance(s.c, actual)) return false; // wrong type if (!searchConcept_checkParams((Concept) actual, s.params)) return false; // bad params } else if (val instanceof ISearchVar) { ISearchVar v = (ISearchVar) ( val); if (!v.set(actual)) return false; } else if (neq(actual, val)) return false; } return true; // all params match } static boolean actually(Class c, Object... params) { return searchConcept(Actually.class, some(c, params)) != null; } /*sbool actually(MatchVar var, O... params) { ret searchConcept(Actually, some(var, params)) != null; }*/ /*static L listActually(MatchVar var, O... params) { ret map(func(Actually a) { a.what.get() }, searchConcept_all(Actually, some(var, params))); }*/ static List listActually(Class c, Object... params) { return map(new Object() { Object get(Actually a) { return a.what.get() ; } public String toString() { return "a.what.get()"; }}, searchConcept_all(Actually.class, some(c, params))); } static MatchVar typedVar(Class c) { MatchVar var = new MatchVar(); var.type = c; return var; } // searchConcept static class AThing extends Concept { Ref thing = new Ref(); AThing() {} AThing(Concept thing) { this.thing.set(thing); } } static class DefiniteThing extends Concept {} static AThing aThing(String name) { return uniqueConcept(AThing.class, "thing", concept(name)); } // "main" has a number of "part"s. static class HasMulti extends Concept { Ref main = new Ref(); Ref part = new Ref(); } // "main" has exactly "count" "part"s. static class MultiCount extends Concept { Ref main = new Ref(); Ref part = new Ref(); int count; } // "main" has a "part". static class HasA extends Concept { Ref main = new Ref(); Ref part = new Ref(); } // "main" has "part". static class Has extends Concept { Ref main = new Ref(); Ref part = new Ref(); } static class IsA extends Concept { Ref thing = new Ref(); Ref type = new Ref(); } static class TheXOfY extends Concept { Ref x = new Ref(); Ref y = new Ref(); } static class Question extends Concept { String originalText; } static class OpenQuestion extends Concept { Ref question = new Ref(); } static class AnsweredQuestion extends Concept { Ref question = new Ref(); Ref answer = new Ref(); } static class ConceptList extends Concept { RefL list = new RefL(); ConceptList() {} ConceptList(List l) { list.addAll_(l); } void addAll(List l) { list.addAll(l); } } static class HowManyAreIn extends Question { Ref main = new Ref(); Ref part = new Ref(); } static class DoesXHaveAY extends Question { Ref x = new Ref(); Ref y = new Ref(); } static class WhatDoesXHave extends Question { Ref thing = new Ref(); } static class Yes extends Concept {} static class No extends Concept {} static class AXIsY extends Concept { Ref x = new Ref(); Ref y = new Ref(); } static class SomethingTo extends Concept { Ref verb = new Ref(); } static class Verb extends Concept { Ref str = new Ref(); public String toString() { return str(str.get()); } } static class Actually extends Concept { Ref what = new Ref(); } // end of concepts static void truly(Class c, Object... params) { truly(unique(c, params)); } static void truly(Concept what) { unique(Actually.class, "what", what); } static void answerQuestion(Question question, Concept answer) { cdelete(OpenQuestion.class, "question", question); uniqueConcept(AnsweredQuestion.class, "question", question, "answer", answer); } static void answerQuestion(Question question, boolean answer) { answerQuestion(question, uniqueConcept(answer ? Yes.class : No.class)); } static void printConcepts() { print(); for (Concept c : allConcepts()) printConcept(c); } static void printConcept(Concept c) { print(renderConcept(c)); } static String renderConcept(Concept.Ref ref) { return renderConcept(ref.get()); } static String renderConcept(Concept c) { StringBuilder buf = new StringBuilder(); if (c == null) buf.append("null"); /*else if (c instanceof ConceptList) { for (Concept c2 : ((ConceptList) c).list) buf.append(renderConcept(c2) + "\n"); }*/ else { buf.append(c.id + " " + shortDynamicClassName(c)); for (String field : listFields(c)) { Object val = cget(c, field); if (val != null) { buf.append(" " + field + "="); buf.append(renderConceptShort(val)); } } } return str(buf); } static String renderConceptShort(Object val) { if (val instanceof Str) return quote(((Str) val).name); else if (val instanceof AThing) return "a " + renderConceptShort(((AThing) val).thing.get()); else if (val instanceof Concept) return shortDynamicClassName(val) + ((Concept) val).id; else return struct(val); } static String renderQuestion(Concept.Ref q) { return renderQuestion(q.get()); } static String renderQuestion(Question q) { return q.originalText + " (" + shortDynamicClassName(q) + ")"; } static void printQuestionsAndAnswers() { List open = list(OpenQuestion.class); if (nempty(open)) { printAsciiHeading("Open questions"); for (OpenQuestion oq : open) printIndent(renderQuestion(oq.question)); } List answered = list(AnsweredQuestion.class); if (nempty(answered)) { printAsciiHeading("Answered questions"); for (AnsweredQuestion aq : answered) { printIndent(2, renderQuestion(aq.question)); Concept a = aq.answer.get(); if (a instanceof ConceptList) for (Concept c2 : ((ConceptList) a).list) printIndent(4, renderConcept(c2)); else printIndent(4, renderConcept(a)); } } } static boolean logic_parse(String s) { Matches m = new Matches(); if (match("the plural of * is *", s, m)) { assertEqic(m.unq(1), plural(m.unq(0))); assertEqic(m.unq(0), singular(m.unq(1))); return true; } if (match("a * has *", s, m)) { Concept main = aThing(m.unq(0)); Concept part = concept(singularFromPlural(m.unq(1))); uniqueConcept(HasMulti.class, "main", main, "part", part); return true; } if (match("a * has a *", s, m)) { Concept main = aThing(m.unq(0)); Concept part = concept(m.unq(1)); uniqueConcept(HasA.class, "main", main, "part", part); return true; } if (match("the number of * in a * is *", s, m)) { Concept main = aThing(m.unq(1)); Concept part = concept(singularFromPlural(m.unq(0))); int n = parseInt(m.unq(2)); uniqueConcept(MultiCount.class, "main", main, "part", part, "count", n); return true; } if (matchOneOf(s, m, "let's assume * is a *", "* is a *")) { Concept thing = concept(m.unq(0)); Concept type = aThing(m.unq(1)); uniqueConcept(IsA.class, "thing", thing, "type", type); return true; } if (match("how many * are in *", s, m)) { Concept main = concept(m.unq(1)); Concept part = concept(singularFromPlural(m.unq(0))); uniqueConcept(OpenQuestion.class, "question", uniqueConcept(HowManyAreIn.class, "originalText", s, "main", main, "part", part)); return true; } if (match("what does * have", s, m)) { Concept thing = concept(m.unq(0)); newQ(uniqueConcept(WhatDoesXHave.class, "originalText", s, "thing", thing)); return true; } if (match("does * have a *", s, m)) { Concept x = concept(m.unq(0)); Concept y = concept(m.unq(1)); newQ(uniqueConcept(DoesXHaveAY.class, "originalText", s, "x", x, "y", y)); return true; } if (match("* is a synonym of *", s, m)) { mergeStrs(concept(m.unq(0)), concept(m.unq(1))); return true; } if (trim(s).endsWith("?")) { uniqueConcept(OpenQuestion.class, "question", uniqueConcept(Question.class, "originalText", s)); return true; } return false; } static void newQ(Question q) { uniqueConcept(OpenQuestion.class, "question", q); } static void logic_processRules() { // Infer statements. // x is a y && a y has n z => x has n z for (IsA isA : list(IsA.class)) { Concept x = isA.thing.get(), y = isA.type.get(); for (MultiCount mc : conceptsWhere(MultiCount.class, "main", y)) uniqueConcept(MultiCount.class, "main", x, "part", mc.part, "count", mc.count); // todo: automate the copying } // x is a y && a y has a z => x has a z for (IsA isA : list(IsA.class)) { Concept x = isA.thing.get(), y = isA.type.get(); for (HasA h : conceptsWhere(HasA.class, "main", y)) uniqueConcept(HasA.class, "main", x, "part", h.part); } // x has a y => x has "the y of x" for (HasA h : list(HasA.class)) if (h.main.get() instanceof DefiniteThing) uniqueConcept(Has.class, "main", h.main, "part", uniqueConcept(TheXOfY.class, "x", h.part, "y", h.main)); // Answer questions. for (OpenQuestion oq : list(OpenQuestion.class)) { Question _q = oq.question.get(); if (_q instanceof HowManyAreIn) { HowManyAreIn q = (HowManyAreIn) ( _q); MultiCount mc = conceptWhere(MultiCount.class, "main", q.main, "part", q.part); if (mc != null) answerQuestion(q, mc); } if (_q instanceof WhatDoesXHave) { WhatDoesXHave q = (WhatDoesXHave) ( _q); ConceptList l = new ConceptList(); l.addAll(conceptsWhere(HasA.class, "main", q.thing)); l.addAll(conceptsWhere(Has.class, "main", q.thing)); answerQuestion(q, l); } if (_q instanceof DoesXHaveAY) { DoesXHaveAY q = (DoesXHaveAY) ( _q); if (hasConcept(HasA.class, "main", q.x, "part", q.y)) answerQuestion(q, true); } } } static Verb verb(String s) { return uniq(Verb.class, concept(s)); } // Logic 4 static class AtEachPointInTime extends Concept { Ref what = new Ref(); public String toString() { return shortClassName(this) + " " + what; } } static class ItIs extends Concept { Ref what = new Ref(); public String toString() { return shortClassName(this) + " " + what; } } static class ExactlyOne extends Concept { Ref what = new Ref(); public String toString() { return shortClassName(this) + " " + what; } } static class Which extends Concept { Ref what = new Ref(); public String toString() { return shortClassName(this) + " " + what; } } static class Weekday extends Concept { public String toString() { return shortClassName(this); } } public static void main(String[] args) throws Exception { truly(AtEachPointInTime.class, uniq(ItIs.class, uniq(ExactlyOne.class, uniq(Weekday.class)))); for (AtEachPointInTime statement : listActually(AtEachPointInTime.class)) { print("Right now: " + statement.what); Concept question = exactlyOneToWhich(statement.what.get()); print("Question thus: " + question); } saveConcepts(); } static Concept exactlyOneToWhich(Concept c) { // conversion case we are looking for if (c instanceof ExactlyOne) return cnew(Which.class, "what", exactlyOneToWhich((Concept) cget(c, "what"))); // general recurse List refs = c.refs; if (l(refs) == 0) return c; // no references in it, keep original // clone and process references Concept c2 = cnew(_getClass(c)); Collection names = getRefNames(c); for (String name : names) cset(c2, name, exactlyOneToWhich((Concept) cget(c, name))); return c2; } static A conceptWhere(Class c, Object... params) { return findConceptWhere(c, params); } static ArrayList ll(A... a) { return litlist(a); } static String struct(Object o) { return structure(o); } 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 String formatInt(int i, int digits) { return padLeft(str(i), '0', digits); } static void printAsciiHeading(String text) { print(asciiHeading2(text)); } // 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 Object callF(Object f, Object... args) { return callFunction(f, args); } 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); }} // 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 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 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 boolean isInstance(Class type, Object arg) { return type.isInstance(arg); } static String quote(Object o) { if (o == null) return "null"; String s = str(o); return "\"" + s.replace("\\", "\\\\").replace("\"", "\\\"").replace("\r", "\\r").replace("\n", "\\n") + "\""; } static String trim(String s) { return s == null ? null : s.trim(); } static String trim(StringBuilder buf) { return buf.toString().trim(); } static String trim(StringBuffer buf) { return buf.toString().trim(); } static A assertNotNull(A a) { assertTrue(a != null); return a; } static A assertNotNull(String msg, A a) { assertTrue(msg, a != null); return a; } static List getRefNames(Concept c) { List l = new ArrayList(); for (String name : allFields(c)) if (get(c, name) instanceof Concept.Ref) l.add(name); return l; } static boolean neq(Object a, Object b) { return !eq(a, b); } static String singularFromPlural(String plural) { String singular = singular(plural); if (!isPluralOf(plural, singular)) throw fail("Not a plural: " + plural); return singular; } static String shortDynamicClassName(Object o) { return shortenClassName(dynamicClassName(o)); } static List cdelete(Class c, Object... params) { return deleteConcepts(c, params); } 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 List filterByDynamicType(Collection c, String type) { List l = new ArrayList(); for (A x : c) if (eq(dynamicClassName(x), type)) l.add(x); return l; } // 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) { if (!isJavaIdentifier(name)) return null; try { return Class.forName("main$" + name); } catch (ClassNotFoundException e) { 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 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)); }*/ /** 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 = new FileOutputStream(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 void assertEqic(String x, String y) { assertEqic(null, x, y); } static void assertEqic(String msg, String x, String y) { if (!eqic(x, y)) throw fail((msg != null ? msg + ": " : "") + quote(x) + " != " + quote(y) + " [ic]"); } static A unique(Class c, Object... params) { return uniqueConcept(c, params); } 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 Map singular_specials = litmap( "children", "child", "images", "image", "chess", "chess"); 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 (s.endsWith("ness")) return s; if (s.endsWith("ges")) return dropSuffix("s", s); s = dropSuffix("es", s); s = dropSuffix("s", s); return s; } public static void copyFile(File src, File dest) { try { mkdirsForFile(dest); FileInputStream inputStream = new FileInputStream(src.getPath()); FileOutputStream outputStream = new FileOutputStream(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 String plural(String s) { return getPlural(s); } static Object callOpt(Object o) { if (o == null) return null; return callF(o); } static Object callOpt(Object o, String method, Object... args) { try { if (o == null) return null; if (o instanceof Class) { Method m = callOpt_findStaticMethod((Class) o, method, args, false); if (m == null) return null; m.setAccessible(true); return m.invoke(null, args); } else { Method m = callOpt_findMethod(o, method, args, false); if (m == null) return null; m.setAccessible(true); return m.invoke(o, args); } } catch (Exception e) { throw new RuntimeException(e); } } static Method callOpt_findStaticMethod(Class c, String method, Object[] args, boolean debug) { Class _c = c; while (c != null) { for (Method m : c.getDeclaredMethods()) { if (debug) System.out.println("Checking method " + m.getName() + " with " + m.getParameterTypes().length + " parameters");; if (!m.getName().equals(method)) { if (debug) System.out.println("Method name mismatch: " + method); continue; } if ((m.getModifiers() & Modifier.STATIC) == 0 || !callOpt_checkArgs(m, args, debug)) continue; return m; } c = c.getSuperclass(); } return null; } static Method callOpt_findMethod(Object o, String method, Object[] args, boolean debug) { Class c = o.getClass(); while (c != null) { for (Method m : c.getDeclaredMethods()) { if (debug) System.out.println("Checking method " + m.getName() + " with " + m.getParameterTypes().length + " parameters");; if (m.getName().equals(method) && callOpt_checkArgs(m, args, debug)) return m; } c = c.getSuperclass(); } return null; } private static boolean callOpt_checkArgs(Method m, Object[] args, boolean debug) { Class[] types = m.getParameterTypes(); if (types.length != args.length) { if (debug) System.out.println("Bad parameter length: " + args.length + " vs " + types.length); return false; } for (int i = 0; i < types.length; i++) if (!(args[i] == null || isInstanceX(types[i], args[i]))) { if (debug) System.out.println("Bad parameter " + i + ": " + args[i] + " vs " + types[i]); return false; } return true; } static 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 void save(String varName) { saveLocally(varName); } static void save(String progID, String varName) { saveLocally(progID, varName); } 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 Map synchroTreeMap() { return Collections.synchronizedMap(new TreeMap()); } static void sleep(long ms) { 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 exposeMethods(String s, List methodNames) { return exposeMethods(s, toStringArray(methodNames)); // TODO: optimize } static String exposeMethods(String s, String... methodNames) { Matches m = new Matches(); if (match("call *", s, m)) { List l; if (isIdentifier(m.unq(0))) l = ll(m.unq(0)); else l = (List) unstructure(m.unq(0)); // we used to have safeUnstructure here String method = getString(l, 0); if (!contains(methodNames, method)) throw fail("Method not allowed: " + method); return ok(structure(call(mc(), method, asObjectArray(subList(l, 1))))); } return null; } static String ymd() { return year() + formatInt(month(), 2) + formatInt(dayOfMonth(), 2); } static Object derefRef(Object o) { if (o instanceof Concept.Ref) o = ((Concept.Ref) o).get(); return o; } // get purpose 1: access a list/array (safer version of x.get(y)) static A get(List l, int idx) { return 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 = findClass("DynamicObject"); // 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 int makeBot(String greeting) { return makeAndroid3(greeting).port; } static void makeBot(Android3 a) { makeAndroid3(a); } static Android3 makeBot(String greeting, Object responder) { Android3 a = new Android3(greeting); a.responder = makeResponder(responder); makeBot(a); return a; } static Android3 makeBot() { return makeAndroid3(getProgramTitle() + "."); } 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 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"); File structureFile = new File(programDir(progID), variableName + ".structure"); String value = loadTextFile(textFile); if (value != null) set(main.class, variableName, value); else { value = loadTextFile(structureFile); 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 Object getOptDyn(DynamicObject o, String field) { Object val = o.fieldValues.get(field); return val != null ? val : getOpt(o, field); } 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 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 int hours() { return Calendar.getInstance().get(Calendar.HOUR_OF_DAY); } 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 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 boolean nempty(Collection c) { return !isEmpty(c); } static boolean nempty(CharSequence s) { return !isEmpty(s); } static boolean nempty(Object[] o) { return !isEmpty(o); } static boolean nempty(Map m) { return !isEmpty(m); } static boolean nempty(Iterator i) { return i != null && i.hasNext(); } static boolean 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 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 String structure(Object o) { HashSet refd = new HashSet(); return structure_2(structure_1(o, new structure_Data(refd)), refd); } // leave to false, unless unstructure() breaks static boolean structure_allowShortening = false; static int structure_shareStringsLongerThan = 20; static class structure_Data { int stringSizeLimit; IdentityHashMap seen = new IdentityHashMap(); HashSet refd; HashMap strings = new HashMap(); HashSet concepts = new HashSet(); Class conceptClass = findClass("Concept"); structure_Data(HashSet refd) { this.refd = refd;} } static String structure_1(Object o, structure_Data d) { if (o == null) return "null"; // these are never back-referenced (for readability) if (o instanceof BigInteger) return "bigint(" + o + ")"; if (o instanceof Double) return "d(" + quote(str(o)) + ")"; if (o instanceof Float) return "fl " + quote(str(o)); if (o instanceof Long) return o + "L"; if (o instanceof Integer) return str(o); if (o instanceof Boolean) return ((Boolean) o).booleanValue() ? "t" : "f"; if (o instanceof Character) return quoteCharacter((Character) o); if (o instanceof File) return "File " + quote(((File) o).getPath()); // referencable objects follow Integer ref = d.seen.get(o); if (ref != null) { d.refd.add(ref); return "r" + ref; } if (o instanceof String && (ref = d.strings.get((String) o)) != null) { d.refd.add(ref); return "r" + ref; } ref = d.seen.size()+1; d.seen.put(o, ref); String r = "m" + ref + " "; // 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); return r + quote(s); } String name = o.getClass().getName(); StringBuilder buf = new StringBuilder(); if (o instanceof HashSet) return r + "hashset " + structure_1(new ArrayList((Set) o), d); if (o instanceof TreeSet) return r + "treeset " + structure_1(new ArrayList((Set) o), d); if (o instanceof Collection && neq(name, "main$Concept$RefL")) { for (Object x : (Collection) o) { if (buf.length() != 0) buf.append(", "); buf.append(structure_1(x, d)); } return r + "[" + buf + "]"; } if (o instanceof Map) { for (Object e : ((Map) o).entrySet()) { if (buf.length() != 0) buf.append(", "); buf.append(structure_1(((Map.Entry) e).getKey(), d)); buf.append("="); buf.append(structure_1(((Map.Entry) e).getValue(), d)); } return r + (o instanceof HashMap ? "hm" : "") + "{" + buf + "}"; } if (o.getClass().isArray()) { if (o instanceof byte[]) return "ba " + quote(bytesToHex((byte[]) o)); int n = Array.getLength(o); if (o instanceof boolean[]) { String hex = boolArrayToHex((boolean[]) o); int i = l(hex); while (i > 0 && hex.charAt(i-1) == '0' && hex.charAt(i-2) == '0') i -= 2; return "boolarray " + n + " " + quote(substring(hex, 0, i)); } String atype = "array", sep = ", "; if (o instanceof int[]) { //ret "intarray " + quote(intArrayToHex((int[]) o)); atype = "intarray"; sep = " "; } for (int i = 0; i < n; i++) { if (buf.length() != 0) buf.append(sep); buf.append(structure_1(Array.get(o, i), d)); } return r + atype + "{" + buf + "}"; } if (o instanceof Class) return r + "class(" + quote(((Class) o).getName()) + ")"; if (o instanceof Throwable) return r + "exception(" + quote(((Throwable) o).getMessage()) + ")"; if (o instanceof BitSet) { BitSet bs = (BitSet) o; for (int i = bs.nextSetBit(0); i >= 0; i = bs.nextSetBit(i+1)) { if (buf.length() != 0) buf.append(", "); buf.append(i); } return "bitset{" + buf + "}"; } // Need more cases? This should cover all library classes... if (name.startsWith("java.") || name.startsWith("javax.")) return r + String.valueOf(o); String shortName = o.getClass().getName().replaceAll("^main\\$", ""); if (shortName.equals("Lisp")) { buf.append("l(" + structure_1(getOpt(o, "head"), d)); List args = (List) ( getOpt(o, "args")); if (nempty(args)) for (int i = 0; i < l(args); i++) { buf.append(", "); Object arg = args.get(i); // sweet shortening if (arg != null && eq(arg.getClass().getName(), "main$Lisp") && isTrue(call(arg, "isEmpty"))) arg = get(arg, "head"); buf.append(structure_1(arg, d)); } buf.append(")"); return r + str(buf); } Class c = o.getClass(); if (d.conceptClass != null && d.conceptClass.isInstance(o) && !d.concepts.contains(c.getName())) { d.concepts.add(c.getName()); r += "c "; } // serialize an object with fields. // first, collect all fields and values in fv. TreeMap fv = new TreeMap(); while (c != Object.class) { for (Field field : c.getDeclaredFields()) { if ((field.getModifiers() & (Modifier.STATIC | Modifier.TRANSIENT)) != 0) continue; String fieldName = field.getName(); Object value; try { field.setAccessible(true); value = field.get(o); } catch (Exception e) { value = "?"; } // put special cases here... if (value != null) fv.put(fieldName, value); } c = c.getSuperclass(); } // Now we have fields & values. Process fieldValues if it's a DynamicObject. if (o instanceof DynamicObject) { fv.putAll((Map) fv.get("fieldValues")); fv.remove("fieldValues"); } String singleField = fv.size() == 1 ? first(fv.keySet()) : null; // Render this$1 first because unstructure needs it for constructor call. if (fv.containsKey("this$1")) { buf.append("this$1=" + structure_1(fv.get("this$1"), d)); fv.remove("this$1"); } // Render the other fields. for (String fieldName : fv.keySet()) { if (buf.length() != 0) buf.append(", "); buf.append(fieldName + "=" + structure_1(fv.get(fieldName), d)); } String b = buf.toString(); if (structure_allowShortening && singleField != null) b = b.replaceAll("^" + singleField + "=", ""); // drop field name if only one String s = shortName; if (buf.length() != 0) s += "(" + b + ")"; return r + s; } // drop unused markers static String structure_2(String s, HashSet refd) { List tok = javaTok(s); StringBuilder out = new StringBuilder(); for (int i = 1; i < l(tok); i += 2) { String t = tok.get(i); if (t.startsWith("m") && isInteger(t.substring(1)) && !refd.contains(parseInt(t.substring(1)))) continue; out.append(t).append(tok.get(i+1)); } return str(out); } static List conceptsWhere(Class c, Object... params) { return findConceptsWhere(c, params); } static List conceptsWhere(String c, Object... params) { return findConceptsWhere(c, params); } static int parseInt(String s) { return empty(s) ? 0 : Integer.parseInt(s); } // 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 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 void print() { print(""); } // slightly overblown signature to return original object... static A print(A o) { if (print_silent) return o; String s = String.valueOf(o) + "\n"; // 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); return o; } 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 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 Map synchroHashMap() { return Collections.synchronizedMap(new HashMap()); } 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 ArrayList asList(A[] a) { return new ArrayList(Arrays.asList(a)); } static ArrayList asList(int[] a) { ArrayList l = new ArrayList(); for (int i : a) l.add(i); return l; } static ArrayList asList(Iterable s) { if (s instanceof ArrayList) return (ArrayList) s; ArrayList l = new ArrayList(); if (s != null) for (A a : s) l.add(a); return l; } static String shorten(String s, int max) { if (s == null) return ""; 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 + "'"; } static List findConceptsWhere(Class c, Object... params) { params = expandParams(c, params); List l = new ArrayList(); for (A x : list(c)) if (checkConceptFields(x, params)) l.add(x); return l; } static List findConceptsWhere(String c, Object... params) { List l = new ArrayList(); for (Concept x : list(c)) if (checkConceptFields(x, params)) l.add(x); return l; } 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 getPlural_specials = ll("sheep", "fish"); static String getPlural(String s) { s = toLower(s); if (getPlural_specials.contains(s)) return s; if (s.endsWith("y")) return dropSuffix("y", s) + "ies"; if (s.endsWith("ss")) return s + "es"; if (s.endsWith("s")) return s; return s + "s"; } 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 String shortenClassName(String name) { return name == null ? null : substring(name, xIndexOf(name, '$')+1); } 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 String getType(Object o) { return getClassName(o); } static int dayOfMonth() { return days(); } static void deleteConcepts(List conceptsOrIDs) { for (Object o : conceptsOrIDs) if (o instanceof Concept) ((Concept) o).delete(); else if (o instanceof Long) concepts.keySet().remove((Long) o); else print("Don't know how to delete: " + getClassName(o)); } static List deleteConcepts(Class c, Object... params) { List l = findConceptsWhere(c, params); deleteConcepts(l); return l; } 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() { r.run(); } }; } 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; List 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; String cc; // scan for whitespace while (j < l) { c = s.charAt(j); cc = s.substring(j, Math.min(j+2, l)); if (c == ' ' || c == '\t' || c == '\r' || c == '\n') ++j; else if (cc.equals("/*")) { do ++j; while (j < l && !s.substring(j, Math.min(j+2, l)).equals("*/")); j = Math.min(j+2, l); } else if (cc.equals("//")) { 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); // cc is not needed in rest of loop body cc = s.substring(i, Math.min(i+2, l)); // 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 (cc.equals("[[")) { do ++j; while (j+1 < l && !s.substring(j, j+2).equals("]]")); j = Math.min(j+2, l); } else if (cc.equals("[=") && 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; // TODO: backrefs for hashmap{} etc // classFinder: name -> class static Object unstructure(String text, final boolean allDynamic, final Object classFinder) { if (text == null) return null; final List tok = javaTok(text); final boolean debug = unstructure_debug; class X { int i = 1; HashMap refs = new HashMap(); HashSet concepts = new HashSet(); Object parse() { String t = tok.get(i); int refID = 0; if (t.startsWith("m") && isInteger(t.substring(1))) { refID = parseInt(t.substring(1)); i += 2; t = tok.get(i); } // if (debug) print("parse: " + quote(t)); if (t.startsWith("'")) { char c = unquoteCharacter(tok.get(i)); i += 2; return c; } 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 += 2; return false; } if (t.equals("true") || t.equals("t")) { i += 2; return true; } if (t.equals("-")) { t = tok.get(i+2); i += 4; return isLongConstant(t) ? (Object) (-parseLong(t)) : (Object) (-parseInt(t)); } if (isInteger(t) || isLongConstant(t)) { i += 2; //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+2))); i += 4; return f; } if (t.startsWith("r") && isInteger(t.substring(1))) { i += 2; int ref = Integer.parseInt(t.substring(1)); Object o = refs.get(ref); if (o == null) print("Warning: unsatisfied back reference " + ref); return o; } Object o = parse_inner(refID); if (refID != 0) refs.put(refID, o); return o; } // everything that can be backreferenced Object parse_inner(int refID) { String t = tok.get(i); // if (debug) print("parse_inner: " + quote(t)); if (t.startsWith("\"")) { String s = internIfLongerThan(unquote(tok.get(i)), structure_internStringsLongerThan); i += 2; return s; } 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+2)); i += 4; return hexToBytes(hex); } if (t.equals("boolarray")) { int n = parseInt(tok.get(i+2)); String hex = unquote(tok.get(i+4)); i += 6; return boolArrayFromBytes(hexToBytes(hex), n); } if (t.equals("class")) return parseClass(); if (t.equals("l")) return parseLisp(); if (t.equals("null")) { i += 2; return null; } /* in dev. if (!allDynamic && t.equals("run")) { S snippetID = unquote(t.get(i+2)); i += 4; run( } */ boolean concept = eq(t, "c"); if (concept) { consume("c"); t = tok.get(i); assertTrue(isJavaIdentifier(t)); concepts.add(t); } // any other class name if (isJavaIdentifier(t)) { // First, find class Class c; if (allDynamic) c = null; else if (classFinder != null) c = (Class) callF(classFinder, t); else c = findClass(t); // Second, check if it has an outer reference i += 2; boolean hasOuter = eq(get(tok, i), "(") && eq(get(tok, i+2), "this$1"); DynamicObject dO = null; Object o = null; if (c != null) o = hasOuter ? nuStubInnerObject(c) : nuObject(c); else { if (concepts.contains(t) && (c = findClass("Concept")) != null) o = dO = (DynamicObject) nuObject(c); else dO = new DynamicObject(); dO.className = t; if (debug) print("Made dynamic object " + t + " " + shortClassName(dO)); } // Now, save in references list. if (refID != 0) refs.put(refID, o != null ? o : dO); // NOW parse the fields! Map fields = new TreeMap(); if (i < tok.size() && tok.get(i).equals("(")) { consume("("); while (!tok.get(i).equals(")")) { String key = unquote(tok.get(i)); i += 2; consume("="); Object value = parse(); fields.put(key, value); if (tok.get(i).equals(",")) i += 2; } consume(")"); } if (o != null) if (dO != null) { if (debug) printStructure("setOptAllDyn", fields); setOptAllDyn(dO, fields); } else setOptAll(o, fields); else dO.fieldValues.putAll(fields); if (o != null) pcallOpt(o, "_doneLoading"); return o != null ? o : dO; } throw new RuntimeException("Unknown token " + (i+1) + ": " + t); } Object parseSet(Set set) { set.addAll((List) parseList()); return set; } Object parseLisp() { consume("l"); consume("("); List list = new ArrayList(); while (!tok.get(i).equals(")")) { list.add(parse()); if (tok.get(i).equals(",")) i += 2; } consume(")"); return newObject("main$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 += 2; } consume("}"); return bs; } Object parseList() { consume("["); List 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 += 2; } consume("]"); return list; } Object parseArray() { String type = tok.get(i); i += 2; consume("{"); List list = new ArrayList(); while (!tok.get(i).equals("}")) { list.add(parse()); if (tok.get(i).equals(",")) i += 2; } consume("}"); if (type.equals("intarray")) return toIntArray(list); return list.toArray(); } Object parseClass() { consume("class"); consume("("); String name = tok.get(i); i += 2; 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 += 2; if (eq(val, "-")) { val = "-" + tok.get(i); i += 2; } consume(")"); return new BigInteger(val); } Object parseDouble() { consume("d"); consume("("); String val = unquote(tok.get(i)); i += 2; consume(")"); return Double.parseDouble(val); } Object parseFloat() { consume("fl"); String val; if (eq(tok.get(i), "(")) { consume("("); val = unquote(tok.get(i)); i += 2; consume(")"); } else { val = unquote(tok.get(i)); i += 2; } return Float.parseFloat(val); } Object parseHashMap() { i += 2; 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 += 2; } consume("}"); return map; } void consume(String s) { if (!tok.get(i).equals(s)) { String prevToken = i-2 >= 0 ? tok.get(i-2) : ""; String nextTokens = join(tok.subList(i, Math.min(i+4, tok.size()))); throw fail(quote(s) + " expected: " + prevToken + " " + nextTokens + " (" + i + "/" + tok.size() + ")"); } i += 2; } } return new X().parse(); } static boolean unstructure_debug; static void assertTrue(Object o) { assertEquals(true, o); } static boolean assertTrue(String msg, boolean b) { if (!b) throw fail(msg); return b; } static boolean assertTrue(boolean b) { if (!b) throw fail("oops"); return b; } static ArrayList litlist(A... a) { return new ArrayList(Arrays.asList(a)); } static 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 toLower(String s) { return s == null ? null : s.toLowerCase(); } static char toLower(char c) { return Character.toLowerCase(c); } static String[] toStringArray(List list) { return list.toArray(new String[list.size()]); } static String[] toStringArray(Object o) { if (o instanceof String[]) return (String[]) o; else if (o instanceof List) return toStringArray((List) o); else throw fail("Not a list or array: " + structure(o)); } 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 Object getOpt(Object o, String field) { if (o instanceof String) o = getBot ((String) o); if (o == null) return null; if (o instanceof Class) return getOpt((Class) o, field); if (o.getClass().getName().equals("main$DynamicObject")) return ((Map) getOpt_raw(o, "fieldValues")).get(field); if (o instanceof Map) return ((Map) o).get(field); return getOpt_raw(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; } // 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 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; } static boolean isIdentifier(String s) { return isJavaIdentifier(s); } static class Android3 { String greeting; boolean publicOverride; // optionally set this in client int startPort = 5000; // optionally set this in client Responder responder; boolean console = true; boolean daemon = false; boolean incomingSilent = false; int incomingPrintLimit = 200; boolean useMultiPort = true; boolean recordHistory; boolean verbose; // set by system int port; long vport; DialogHandler handler; ServerSocket server; Android3(String greeting) { this.greeting = greeting;} Android3() {} synchronized void dispose() { if (server != null) { try { server.close(); } catch (IOException e) { print("[internal] " + e); } server = null; } if (vport != 0) try { /* pcall 1*/ //print("Dispoing virtual port " + vport); removeFromMultiPort(vport); vport = 0; /* pcall 2 */ } catch (Throwable __e) { printStackTrace(__e); } } } static abstract class Responder { abstract String answer(String s, List history); } static Android3 makeAndroid3(final String greeting) { return makeAndroid3(new Android3(greeting)); } static Android3 makeAndroid3(final String greeting, Responder responder) { Android3 android = new Android3(greeting); android.responder = responder; return makeAndroid3(android); } static Android3 makeAndroid3(final Android3 a) { if (a.responder == null) a.responder = new Responder() { String answer(String s, List history) { return callStaticAnswerMethod(s, history); } }; print(a.greeting); if (a.useMultiPort) { a.vport = addToMultiPort(a.greeting, makeAndroid3_verboseResponder(a)); if (a.vport == 1) makeAndroid3_handleConsole(a); return a; } a.handler = makeAndroid3_makeDialogHandler(a); a.port = a.daemon ? startDialogServerOnPortAboveDaemon(a.startPort, a.handler) : startDialogServerOnPortAbove(a.startPort, a.handler); a.server = startDialogServer_serverSocket; if (a.console && makeAndroid3_consoleInUse()) a.console = false; if (a.console) makeAndroid3_handleConsole(a); record(a); return a; } static void makeAndroid3_handleConsole(final Android3 a) { // Console handling stuff print("You may also type on this console."); { Thread _t_0 = new Thread() { public void run() { try { /* pcall 1*/ List history = new ArrayList(); String line; while ((line = readLine()) != null) { /*if (eq(line, "bye")) { print("> bye stranger"); history = new ArrayList(); } else*/ { history.add(line); history.add(makeAndroid3_getAnswer(line, history, a)); // prints answer on console too } } /* pcall 2 */ } catch (Throwable __e) { printStackTrace(__e); } } }; _t_0.start(); } } static DialogHandler makeAndroid3_makeDialogHandler(final Android3 a) { return new DialogHandler() { public void run(final DialogIO io) { if (!a.publicOverride && !(publicCommOn() || io.isLocalConnection())) { io.sendLine("Sorry, not allowed"); return; } String dialogID = randomID(8); io.sendLine(a.greeting + " / Your ID: " + dialogID); List history = new ArrayList(); while (io.isStillConnected()) { if (io.waitForLine()) { final String line = io.readLineNoBlock(); String s = dialogID + " at " + now() + ": " + quote(line); if (!a.incomingSilent) print(shorten(s, a.incomingPrintLimit)); if (eq(line, "bye")) { io.sendLine("bye stranger"); return; } Matches m = new Matches(); if (a.recordHistory) history.add(line); String answer; if (match3("this is a continuation of talk *", s, m) || match3("hello bot! this is a continuation of talk *", s, m)) { dialogID = unquote(m.m[0]); answer = "ok"; } else try { makeAndroid3_io.set(io); answer = makeAndroid3_getAnswer(line, history, a); } finally { makeAndroid3_io.set(null); } if (a.recordHistory) history.add(answer); io.sendLine(answer); //appendToLog(logFile, s); } } }}; } static String makeAndroid3_getAnswer(String line, List history, Android3 a) { String answer; try { answer = makeAndroid3_fallback(line, history, a.responder.answer(line, history)); } catch (Throwable e) { e = getInnerException(e); printStackTrace(e); answer = e.toString(); } if (!a.incomingSilent) print("> " + shorten(answer, 500)); return answer; } static String makeAndroid3_fallback(String s, List history, String answer) { // Now we only do the safe thing instead of VM inspection - give out our process ID if (answer == null && match3("what is your pid", s)) return getPID(); if (answer == null && match3("what is your program id", s)) // should be fairly safe, right? return getProgramID(); if (match3("get injection id", s)) return getInjectionID(); if (answer == null) answer = "?"; if (answer.indexOf('\n') >= 0 || answer.indexOf('\r') >= 0) answer = quote(answer); return answer; } static boolean makeAndroid3_consoleInUse() { for (Object o : record_list) if (o instanceof Android3 && ((Android3) o).console) return true; return false; } static Responder makeAndroid3_verboseResponder(final Android3 a) { return new Responder() { String answer(String s, List history) { if (a.verbose) print("> " + s); String answer = a.responder.answer(s, history); if (a.verbose) print("< " + answer); return answer; } }; } static ThreadLocal makeAndroid3_io = new ThreadLocal(); public static String bytesToHex(byte[] bytes) { return bytesToHex(bytes, 0, bytes.length); } public static String bytesToHex(byte[] bytes, int ofs, int len) { StringBuilder stringBuilder = new StringBuilder(len*2); for (int i = 0; i < len; i++) { String s = "0" + Integer.toHexString(bytes[ofs+i]); stringBuilder.append(s.substring(s.length()-2, s.length())); } return stringBuilder.toString(); } static boolean isInteger(String s) { return s != null && Pattern.matches("\\-?\\d+", s); } static RuntimeException asRuntimeException(Throwable t) { return t instanceof RuntimeException ? (RuntimeException) t : new RuntimeException(t); } static String asciiHeading2(String title) { return asciiHeading(title) + "\n"; } static Object mc() { return getMainClass(); } 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 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 getProgramTitle() { return getProgramName(); } // 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 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 String classNameToVM(String name) { return name.replace(".", "$"); } 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 boolean isPluralOf(String plural, String singular) { return eqic(plural(singular), plural); // todo: there might be multiple plurals } static int month() { return Calendar.getInstance().get(Calendar.MONTH)+1; } static boolean booleanValue(Object o) { return eq(true, o); } static Set allFields(Object o) { TreeSet fields = new TreeSet(); Class _c = _getClass(o); do { for (Field f : _c.getDeclaredFields()) fields.add(f.getName()); _c = _c.getSuperclass(); } while (_c != null); return fields; } 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 void warnIfOddCount(Object... list) { if (odd(l(list))) warn("Odd list size: " + struct(list)); } 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 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 String ok(Object o) { return format("ok *", o); } static Object[] asObjectArray(List l) { return toObjectArray(l); } 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 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 String getString(Map map, Object key) { return map == null ? null : (String) map.get(key); } static String getString(List l, int idx) { return (String) get(l, idx); } static String getString(Object o, Object key) { if (o instanceof Map) return getString((Map) o, key); if (key instanceof String) return (String) getOpt(o, (String) key); throw fail("Not a string key: " + getClassName(key)); } static String dynamicClassName(Object o) { if (o instanceof DynamicObject) return "main$" + ((DynamicObject) o).className; return className(o); } static String makeResponder_callAnswerMethod(Object bot, String s, List history) { String answer = (String) callOpt(bot, "answer", s, history); if (answer == null) answer = (String) callOpt(bot, "answer", s); return answer; } static Responder makeResponder(final Object bot) { if (bot instanceof Responder) return (Responder) bot; return new Responder() { String answer(String s, List history) { return makeResponder_callAnswerMethod(bot, s, history); } }; } static void copyStream(InputStream in, OutputStream out) { try { byte[] buf = new byte[65536]; while (true) { int n = in.read(buf); if (n <= 0) return; out.write(buf, 0, n); } } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} static String asciiHeading(String title) { return "\n" + title + "\n" + rep(l(title), '-'); } static List record_list = synchroList(); static void record(Object o) { record_list.add(o); } 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 void removeFromMultiPort(long vport) { for (Object port : getMultiPorts()) call(port, "removePort", vport); } static void pcallOpt(Object o, String method, Object... args) { try { /* pcall 1*/ callOpt(o, method, args); /* pcall 2 */ } catch (Throwable __e) { printStackTrace(__e); } } 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, 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 Object addToMultiPort_responder; static long addToMultiPort(final String botName) { return addToMultiPort(botName, new Object() { public String answer(String s, List history) { String answer = (String) ( callOpt(getMainClass(), "answer", s, history)); if (answer != null) return answer; answer = (String) callOpt(getMainClass(), "answer", s); if (answer != null) return answer; if (match3("get injection id", s)) return getInjectionID(); return null; } }); } static long addToMultiPort(final String botName, final Object responder) { print(botName); addToMultiPort_responder = responder; startMultiPort(); List ports = getMultiPorts(); if (ports == null) return 0; if (ports.isEmpty()) throw fail("No multiports!"); if (ports.size() > 1) print("Multiple multi-ports. Using last one."); Object port = last(ports); Object responder2 = new Object() { public String answer(String s, List history) { if (match3("get injection id", s)) return getInjectionID(); if (match3("your name", s)) return botName; return (String) call(responder, "answer", s, history); } }; record(responder2); return (Long) call(port, "addResponder", botName, responder2); } 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 Object newObject(Class c, Object... args) { return nuObject(c, args); } static Object newObject(String className, Object... args) { return nuObject(className, args); } static Class getMainClass() { try { return Class.forName("main"); } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} 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 Throwable getInnerException(Throwable e) { while (e.getCause() != null) e = e.getCause(); return e; } static String n(long l, String name) { return l + " " + (l == 1 ? singular(name) : getPlural(name)); } static int days() { return Calendar.getInstance().get(Calendar.DAY_OF_MONTH); } // class Matches is added by #752 static boolean match3(String pat, String s) { return match3(pat, s, null); } static boolean match3(String pat, String s, Matches matches) { if (s == null) return false; return match3(pat, parse3_cached(s), matches); } static boolean match3(String pat, List toks, Matches matches) { List tokpat = parse3(pat); return match3(tokpat,toks,matches); } static boolean match3(List tokpat, List toks, Matches matches) { String[] m = match2(tokpat, toks); //print(structure(tokpat) + " on " + structure(toks) + " => " + structure(m)); if (m == null) return false; else { if (matches != null) matches.m = m; return true; } } static String getStackTrace(Throwable throwable) { StringWriter writer = new StringWriter(); throwable.printStackTrace(new PrintWriter(writer)); return writer.toString(); } 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 String getInjectionID() { return (String) call(getJavaX(), "getInjectionID", getMainClass()); } 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 AtomicInteger dialogServer_clients = new AtomicInteger(); static boolean dialogServer_printConnects; static Set dialogServer_knownClients = synchroTreeSet(); static int startDialogServerOnPortAbove(int port, DialogHandler handler) { while (!forbiddenPort(port) && !startDialogServerIfPortAvailable(port, handler)) ++port; return port; } static int startDialogServerOnPortAboveDaemon(int port, DialogHandler handler) { while (!forbiddenPort(port) && !startDialogServerIfPortAvailable(port, handler, true)) ++port; return port; } static void startDialogServer(int port, DialogHandler handler) { if (!startDialogServerIfPortAvailable(port, handler)) throw fail("Can't start dialog server on port " + port); } static boolean startDialogServerIfPortAvailable(int port, final DialogHandler handler) { return startDialogServerIfPortAvailable(port, handler, false); } static ServerSocket startDialogServer_serverSocket; static boolean startDialogServerIfPortAvailable(int port, final DialogHandler handler, boolean daemon) { ServerSocket serverSocket = null; try { serverSocket = new ServerSocket(port); } catch (IOException e) { // probably the port number is used - let's assume there already is a chat server. return false; } final ServerSocket _serverSocket = serverSocket; startDialogServer_serverSocket = serverSocket; Thread thread = new Thread("Socket accept port " + port) { public void run() { try { while (true) { try { final Socket s = _serverSocket.accept(); String client = s.getInetAddress().toString(); if (!dialogServer_knownClients.contains(client) && neq(client, "/127.0.0.1")) { print("connect from " + client + " - clients: " + dialogServer_clients.incrementAndGet()); dialogServer_knownClients.add(client); } String threadName = "Handling client " + s.getInetAddress(); Thread t2 = new Thread(threadName) { public void run() { try { final Writer w = new OutputStreamWriter(s.getOutputStream(), "UTF-8"); final BufferedReader in = new BufferedReader( new InputStreamReader(s.getInputStream(), "UTF-8")); DialogIO io = new DialogIO() { // This should be the same as #1001076 (talkTo) boolean isLocalConnection() { return s.getInetAddress().isLoopbackAddress(); } boolean isStillConnected() { return !(eos || s.isClosed()); } void sendLine(String line) { try { w.write(line + "\n"); w.flush(); } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} String readLineImpl() { try { return in.readLine(); } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} void close() { try { s.close(); } catch (IOException e) { // whatever } } Socket getSocket() { return s; } }; try { handler.run(io); } finally { s.close(); } } catch (IOException e) { print("[internal] " + e); } finally { //print("client disconnect - " + dialogServer_clients.decrementAndGet() + " remaining"); } } }; // Thread t2 t2.setDaemon(true); // ? t2.start(); } catch (SocketTimeoutException e) { } } } catch (IOException e) { print("[internal] " + e); } }}; if (daemon) thread.setDaemon(true); thread.start(); print("Dialog server on port " + port + " started."); return true; } 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; } 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) { String st = s.substring(1, s.endsWith("\"") ? s.length()-1 : s.length()); StringBuilder sb = new StringBuilder(st.length()); for (int i = 0; i < st.length(); i++) { char ch = st.charAt(i); if (ch == '\\') { char nextChar = (i == st.length() - 1) ? '\\' : st .charAt(i + 1); // Octal escape? if (nextChar >= '0' && nextChar <= '7') { String code = "" + nextChar; i++; if ((i < st.length() - 1) && st.charAt(i + 1) >= '0' && st.charAt(i + 1) <= '7') { code += st.charAt(i + 1); i++; if ((i < st.length() - 1) && st.charAt(i + 1) >= '0' && st.charAt(i + 1) <= '7') { code += st.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 >= st.length() - 5) { ch = 'u'; break; } int code = Integer.parseInt( "" + st.charAt(i + 2) + st.charAt(i + 3) + st.charAt(i + 4) + st.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(); } else return s; // 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 BufferedReader readLine_reader; static String readLine() { return (String) call(getJavaX(), "readLine"); } 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 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 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); } 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 byte[] boolArrayToBytes(boolean[] a) { byte[] b = new byte[(l(a)+7)/8]; for (int i = 0; i < l(a); i++) if (a[i]) b[i/8] |= 1 << (i & 7); return b; } static boolean odd(int i) { return (i & 1) != 0; } static String className(Object o) { return getClassName(o); } 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 int max(int a, int b) { return Math.max(a, b); } 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 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 + ": " : "") + structure(x) + " != " + structure(y)); return y; } static boolean sameSnippetID(String a, String b) { return a != null && b != null && parseSnippetID(a) == parseSnippetID(b); } static boolean publicCommOn() { return "1".equals(loadTextFile(new File(userHome(), ".javax/public-communication"))); } 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 void printStructure(String prefix, Object o) { 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 String format(String pat, Object... args) { return format3(pat, args); } static String getClassName(Object o) { return o == null ? "null" : o.getClass().getName(); } 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 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 double parseDouble(String s) { return Double.parseDouble(s); } 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 Object[] toObjectArray(Collection c) { List l = asList(c); return l.toArray(new Object[l.size()]); } // try to get our current process ID static String getPID() { String name = ManagementFactory.getRuntimeMXBean().getName(); return name.replaceAll("@.*", ""); } static String callStaticAnswerMethod(List bots, String s) { for (Object c : bots) try { String answer = callStaticAnswerMethod(c, s); if (!empty(answer)) return answer; } catch (Throwable e) { print("Error calling " + getProgramID(c)); e.printStackTrace(); } return null; } static String callStaticAnswerMethod(Object c, String s) { String answer = (String) callOpt(c, "answer", s, litlist(s)); if (answer == null) answer = (String) callOpt(c, "answer", s); return emptyToNull(answer); } static String callStaticAnswerMethod(String s) { return callStaticAnswerMethod(mc(), s); } static String callStaticAnswerMethod(String s, List history) { return callStaticAnswerMethod(mc(), s, history); } static String callStaticAnswerMethod(Object c, String s, List history) { String answer = (String) callOpt(c, "answer", s, history); if (answer == null) answer = (String) callOpt(c, "answer", s); return emptyToNull(answer); } static int randomID_defaultLength = 12; static String randomID(int length) { return makeRandomID(length); } static String randomID() { return randomID(randomID_defaultLength); } static String getProgramName_cache; static synchronized String getProgramName() { if (getProgramName_cache == null) getProgramName_cache = getSnippetTitle(getProgramID()); return getProgramName_cache; } static Set synchroTreeSet() { return Collections.synchronizedSet(new TreeSet()); } static Object mainBot; static Object getMainBot() { return mainBot; } static Class __javax; static Class getJavaX() { return __javax; } static boolean hasField(Object o, String field) { return findField2(o, field) != null; } // match2 matches multiple "*" (matches a single token) wildcards and zero or one "..." wildcards (matches multiple tokens) static String[] match2(List pat, List tok) { // standard case (no ...) int i = pat.indexOf("..."); if (i < 0) return match2_match(pat, tok); pat = new ArrayList(pat); // We're modifying it, so copy first pat.set(i, "*"); while (pat.size() < tok.size()) { pat.add(i, "*"); pat.add(i+1, ""); // doesn't matter } return match2_match(pat, tok); } static String[] match2_match(List pat, List tok) { List result = new ArrayList(); if (pat.size() != tok.size()) { /*if (debug) print("Size mismatch: " + structure(pat) + " vs " + structure(tok));*/ return null; } for (int i = 1; i < pat.size(); i += 2) { String p = pat.get(i), t = tok.get(i); /*if (debug) print("Checking " + p + " against " + t);*/ if (eq(p, "*")) result.add(t); else if (!equalsIgnoreCase(unquote(p), unquote(t))) // bold change - match quoted and unquoted now return null; } return result.toArray(new String[result.size()]); } static String format3(String pat, Object... args) { if (args.length == 0) return pat; List tok = javaTokPlusPeriod(pat); int argidx = 0; for (int i = 1; i < tok.size(); i += 2) if (tok.get(i).equals("*")) tok.set(i, format3_formatArg(argidx < args.length ? args[argidx++] : "null")); return join(tok); } static String format3_formatArg(Object arg) { if (arg == null) return "null"; if (arg instanceof String) { String s = (String) arg; return isIdentifier(s) || isNonNegativeInteger(s) ? s : quote(s); } if (arg instanceof Integer || arg instanceof Long) return String.valueOf(arg); return quote(structure(arg)); } static A last(List l) { return l.isEmpty() ? null : l.get(l.size()-1); } static char last(String s) { return empty(s) ? '#' : s.charAt(l(s)-1); } static int systemHashCode(Object o) { return identityHashCode(o); } static boolean forbiddenPort(int port) { return port == 5037; // adb } static String makeRandomID(int length) { Random random = new Random(); char[] id = new char[length]; for (int i = 0; i < id.length; i++) id[i] = (char) ((int) 'a' + random.nextInt(26)); return new String(id); } static void setOpt(Object o, String field, Object value) { if (o instanceof Class) setOpt((Class) o, field, value); else try { Field f = setOpt_findField(o.getClass(), field); if (f != null) smartSet(f, o, value); } catch (Exception e) { throw new RuntimeException(e); } } static void setOpt(Class c, String field, Object value) { 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 Field setOpt_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 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 List parse3(String s) { return dropPunctuation(javaTokPlusPeriod(s)); } 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 String parse3_cached_s; static List parse3_cached_l; static synchronized List parse3_cached(String s) { if (neq(s, parse3_cached_s)) parse3_cached_l = parse3(parse3_cached_s = s); return parse3_cached_l; } static String getSnippetTitle(String id) { try { if (!isSnippetID(id)) return "?"; return trim(loadPageSilently(new URL("http://tinybrain.de:8080/tb-int/getfield.php?id=" + parseSnippetID(id) + "&field=title" + standardCredentials()))); } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} static List getMultiPorts() { return (List) callOpt(getJavaX(), "getMultiPorts"); } static String emptyToNull(String s) { return eq(s, "") ? null : s; } 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 int parseHexByte(String s) { return Integer.parseInt(s, 16); } // start multi-port if none exists in current VM. static void startMultiPort() { List mp = getMultiPorts(); if (mp != null && mp.isEmpty()) callMain(hotwire("#1001672")); } static boolean equalsIgnoreCase(String a, String b) { return a == null ? b == null : a.equalsIgnoreCase(b); } 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 String standardCredentials() { String user = trim(loadTextFile(new File(userHome(), ".tinybrain/username"))); String pass = trim(loadTextFile(new File(userHome(), ".tinybrain/userpass"))); if (nempty(user) && nempty(pass)) return "&_user=" + urlencode(user) + "&_pass=" + urlencode(pass); return ""; } static void callMain(Object c, String... args) { callOpt(c, "main", new Object[] {args}); } static boolean isNonNegativeInteger(String s) { return s != null && Pattern.matches("\\d+", s); } // This is made for NL parsing. // It's javaTok extended with "..." token, "$n" and "#n" and // special quotes (which are converted to normal ones). static List javaTokPlusPeriod(String s) { List tok = new ArrayList(); int l = s.length(); int i = 0; while (i < l) { int j = i; char c; String cc; // scan for whitespace while (j < l) { c = s.charAt(j); cc = s.substring(j, Math.min(j+2, l)); if (c == ' ' || c == '\t' || c == '\r' || c == '\n') ++j; else if (cc.equals("/*")) { do ++j; while (j < l && !s.substring(j, Math.min(j+2, l)).equals("*/")); j = Math.min(j+2, l); } else if (cc.equals("//")) { do ++j; while (j < l && "\r\n".indexOf(s.charAt(j)) < 0); } else break; } tok.add(s.substring(i, j)); i = j; if (i >= l) break; c = s.charAt(i); cc = s.substring(i, Math.min(i+2, l)); // scan for non-whitespace if (c == '\u201C' || c == '\u201D') c = '"'; // normalize quotes if (c == '\'' || c == '"') { char opener = c; ++j; while (j < l) { char _c = s.charAt(j); if (_c == '\u201C' || _c == '\u201D') _c = '"'; // normalize quotes if (_c == opener) { ++j; break; } else if (s.charAt(j) == '\\' && j+1 < l) j += 2; else ++j; } if (j-1 >= i+1) { tok.add(opener + s.substring(i+1, j-1) + opener); i = j; continue; } } else if (Character.isJavaIdentifierStart(c)) do ++j; while (j < l && (Character.isJavaIdentifierPart(s.charAt(j)) || s.charAt(j) == '\'')); // for things like "this one's" else if (Character.isDigit(c)) do ++j; while (j < l && Character.isDigit(s.charAt(j))); else if (cc.equals("[[")) { do ++j; while (j+1 < l && !s.substring(j, j+2).equals("]]")); j = Math.min(j+2, l); } else if (cc.equals("[=") && i+2 < l && s.charAt(i+2) == '[') { do ++j; while (j+2 < l && !s.substring(j, j+3).equals("]=]")); j = Math.min(j+3, l); } else if (s.substring(j, Math.min(j+3, l)).equals("...")) j += 3; else if (c == '$' || c == '#') do ++j; while (j < l && Character.isDigit(s.charAt(j))); else ++j; tok.add(s.substring(i, j)); i = j; } if ((tok.size() % 2) == 0) tok.add(""); return tok; } 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); } public static boolean isSnippetID(String s) { try { parseSnippetID(s); return true; } catch (RuntimeException e) { return false; } } static ThreadLocal loadPage_charset = new ThreadLocal(); static boolean loadPage_allowGzip = true, loadPage_debug; static boolean loadPage_anonymous; // don't send computer ID static int loadPage_verboseness = 100000; static int loadPage_retries = 60; // seconds public static String loadPageSilently(String url) { try { return loadPageSilently(new URL(loadPage_preprocess(url))); } catch (IOException e) { throw new RuntimeException(e); } } public static String loadPageSilently(URL url) { try { IOException e = null; for (int tries = 0; tries < loadPage_retries; tries++) try { URLConnection con = openConnection(url); return loadPage(con, url); } catch (IOException _e) { e = _e; print("Trying proxy because of: " + e); try { return loadPageThroughProxy(str(url)); } catch (Throwable e2) { print(" " + exceptionToStringShort(e2)); } sleepSeconds(1); } throw e; } catch (IOException e) { throw new RuntimeException(e); } } static String loadPage_preprocess(String url) { if (url.startsWith("tb/")) url = "tinybrain.de:8080/" + url; if (url.indexOf("://") < 0) url = "http://" + url; return url; } public static String loadPage(String url) { try { url = loadPage_preprocess(url); print("Loading: " + hideCredentials(url)); return loadPageSilently(new URL(url)); } catch (IOException e) { throw new RuntimeException(e); } } public static String loadPage(URL url) { print("Loading: " + hideCredentials(url.toExternalForm())); return loadPageSilently(url); } public static String loadPage(URLConnection con, URL url) throws IOException { try { if (!loadPage_anonymous) { String computerID = getComputerID(); if (computerID != null) con.setRequestProperty("X-ComputerID", computerID); } if (loadPage_allowGzip) con.setRequestProperty("Accept-Encoding", "gzip"); } catch (Throwable e) {} // fails if within doPost String contentType = con.getContentType(); if (contentType == null) throw new IOException("Page could not be read: " + url); //print("Content-Type: " + contentType); String charset = loadPage_charset == null ? null : loadPage_charset.get(); if (charset == null) charset = loadPage_guessCharset(contentType); InputStream in = con.getInputStream(); if ("gzip".equals(con.getContentEncoding())) { if (loadPage_debug) print("loadPage: Using gzip."); in = new GZIPInputStream(in); } Reader r = new InputStreamReader(in, charset); StringBuilder buf = new StringBuilder(); int n = 0; while (true) { int ch = r.read(); if (ch < 0) break; buf.append((char) ch); ++n; if ((n % loadPage_verboseness) == 0) print(" " + n + " chars read"); } return buf.toString(); } static String loadPage_guessCharset(String contentType) { Pattern p = Pattern.compile("text/[a-z]+;\\s+charset=([^\\s]+)\\s*"); Matcher m = p.matcher(contentType); String match = m.matches() ? m.group(1) : null; if (loadPage_debug) print("loadPage: contentType=" + contentType + ", match: " + match); /* If Content-Type doesn't match this pre-conception, choose default and hope for the best. */ return or(match, "ISO-8859-1"); } // compile JavaX source, load classes & return main class // src can be a snippet ID or path to sources dir // TODO: record injection? static Class hotwire(String src) { try { Class j = getJavaX(); synchronized(j) { // hopefully this goes well... List libraries = new ArrayList(); File srcDir = (File) call(j, "transpileMain", src, libraries); if (srcDir == null) throw fail("transpileMain returned null (src=" + quote(src) + ")"); Object androidContext = get(j, "androidContext"); if (androidContext != null) return (Class) call(j, "loadx2android", srcDir, src); File classesDir = (File) call(j, "TempDirMaker_make"); String javacOutput = (String) call(j, "compileJava", srcDir, libraries, classesDir); System.out.println(javacOutput); URL[] urls = new URL[libraries.size()+1]; urls[0] = classesDir.toURI().toURL(); for (int i = 0; i < libraries.size(); i++) urls[i+1] = libraries.get(i).toURI().toURL(); // make class loader URLClassLoader classLoader = new URLClassLoader(urls); // load & return main class Class theClass = classLoader.loadClass("main"); callOpt(j, "registerSourceCode", theClass, loadTextFile(new File(srcDir, "main.java"))); call(j, "setVars", theClass, isSnippetID(src) ? src : null); if (isSnippetID(src)) callOpt(j, "addInstance", src, theClass); if (!_inCore()) hotwire_copyOver(theClass); return theClass; } } catch (Exception e) { throw e instanceof RuntimeException ? (RuntimeException) e : new RuntimeException(e); } } static List dropPunctuation_keep = litlist("*", "<", ">"); static List dropPunctuation(List tok) { tok = new ArrayList(tok); for (int i = 1; i < tok.size(); i += 2) { String t = tok.get(i); if (t.length() == 1 && !Character.isLetter(t.charAt(0)) && !Character.isDigit(t.charAt(0)) && !dropPunctuation_keep.contains(t)) { tok.set(i-1, tok.get(i-1) + tok.get(i+1)); tok.remove(i); tok.remove(i); i -= 2; } } return tok; } static String dropPunctuation(String s) { return join(dropPunctuation(nlTok(s))); } 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 String hideCredentials(String url) { return url.replaceAll("&_pass=[^&]*", "&_pass="); } static String exceptionToStringShort(Throwable e) { e = getInnerException(e); String msg = unnull(e.getMessage()); if (msg.indexOf("Error") < 0 && msg.indexOf("Exception") < 0) return baseClassName(e) + ": " + msg; else return msg; } static URLConnection openConnection(URL url) { try { ping(); return url.openConnection(); } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} static List nlTok(String s) { return javaTokPlusPeriod(s); } static String urlencode(String x) { try { return URLEncoder.encode(unnull(x), "UTF-8"); } catch (UnsupportedEncodingException e) { throw new RuntimeException(e); } } static boolean _inCore() { return false; } static String getComputerID() { try { return computerID(); } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} static String loadPageThroughProxy(String url) { adbForward(); DialogIO io = talkToOpt("localhost", 4995); // Test ADB Bridge if (io == null) io = talkToOpt(gateway(), 4999); // Phone, Public Comm Bot if (io == null) return null; String answer = unquote(io.ask(forward("Awareness", format("loadPage *", url)))); io.close(); if (swic(answer, "ok ")) return answer.substring(3); throw fail(answer); } static void hotwire_copyOver(Class c) { synchronized(StringBuffer.class) { for (String field : litlist("print_log", "print_silent", "androidContext")) { Object o = getOpt(mc(), field); if (o != null) setOpt(c, field, o); } Object mainBot = getMainBot(); if (mainBot != null) setOpt(c, "mainBot", mainBot); setOpt(c, "creator_class", new WeakReference(mc())); } } static void sleepSeconds(double s) { if (s > 0) sleep(round(s*1000)); } static A or(A a, A b) { return a != null ? a : b; } static boolean swic(String a, String b) { return startsWithIgnoreCase(a, b); } static String _computerID; public static String computerID() { try { if (_computerID == null) { File file = new File(userHome(), ".tinybrain/computer-id"); _computerID = loadTextFile(file.getPath(), null); if (_computerID == null) { _computerID = makeRandomID(12); saveTextFile(file.getPath(), _computerID); } } return _computerID; } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} static TimedCache adbForward_list = new TimedCache(10); static void adbForward() { if (!isOnPATH("adb")) print("adb not on path"); else { backtick_verbose = true; String list = adbForward_list.get(new Object() { Object get() { return backtick("adb forward --list"); }}); if (!contains(list, "4995")) backtick("adb forward tcp:4995 tcp:4999"); } } static String gateway() { return first(detectGateways()); } static DialogIO talkToOpt(String host, int port) { try { return talkTo(host, port); } catch (Throwable e) { return null; } } static volatile boolean ping_pauseAll; static int ping_sleep = 100; // poll pauseAll flag every 100 static volatile boolean ping_anyActions; static Map ping_actions = synchroMap(new WeakHashMap()); // returns true if it did anything static boolean ping() { if (ping_pauseAll) { do 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; } static String baseClassName(String className) { return substring(className, className.lastIndexOf('.')); } static String baseClassName(Object o) { return baseClassName(getClassName(o)); } static String forward(String bot, String msg, Object... args) { return format("please forward to bot *: *", bot, format(msg, args)); } static long round(double d) { return Math.round(d); } static Thread currentThread() { return Thread.currentThread(); } static boolean startsWithIgnoreCase(String a, String b) { return a != null && a.regionMatches(true, 0, b, 0, b.length()); } static TimedCache> detectGateways_cache = new TimedCache(5); static synchronized List detectGateways() { try { if (detectGateways_cache.has()) return detectGateways_cache.getNoClean(); boolean win = isWindows(); String s = backtick(win ? "ipconfig" : "ip route show"); TreeSet ips = new TreeSet(); for (String line : toLines(s)) if (indexOfIgnoreCase(line, win ? "Gateway" : "via") >= 0) ips.addAll(regexpAll("\\d+\\.\\d+\\.\\d+\\.\\d+", line)); return detectGateways_cache.set(new ArrayList(ips)); } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} static DialogIO talkTo(int port) { return talkTo("localhost", port); } static int talkTo_defaultTimeout = 10000; static DialogIO talkTo(String ip, int port) { try { final Socket s = new Socket(); s.connect(new InetSocketAddress(ip, port), talkTo_defaultTimeout); //print("Talking to " + ip + ":" + port); final Writer w = new OutputStreamWriter(s.getOutputStream(), "UTF-8"); final BufferedReader in = new BufferedReader(new InputStreamReader(s.getInputStream(), "UTF-8")); return new DialogIO() { boolean isLocalConnection() { return s.getInetAddress().isLoopbackAddress(); } boolean isStillConnected() { return !(eos || s.isClosed()); } void sendLine(String line) { try { w.write(line + "\n"); w.flush(); } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} String readLineImpl() { try { return in.readLine(); } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} void close() { try { s.close(); } catch (IOException e) { // whatever } } Socket getSocket() { return s; } }; } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} static int backtick_exitValue; static boolean backtick_verbose; public static String backtick(String cmd) { try { File outFile = File.createTempFile("_backtick", ""); File scriptFile = File.createTempFile("_backtick", isWindows() ? ".bat" : ""); String command = cmd + " >" + bashQuote(outFile.getPath()) + " 2>&1"; //Log.info("[Backtick] " + command); try { if (backtick_verbose) print("backtick: command " + command); saveTextFile(scriptFile.getPath(), command); String[] command2; if (isWindows()) command2 = new String[] { scriptFile.getPath() }; else command2 = new String[] { "/bin/bash", scriptFile.getPath() }; if (backtick_verbose) print("backtick: command2 " + structure(command2)); Process process = Runtime.getRuntime().exec(command2); try { process.waitFor(); } catch (InterruptedException e) { throw new RuntimeException(e); } backtick_exitValue = process.exitValue(); if (backtick_verbose) System.out.println("Process return code: " + backtick_exitValue); String result = loadTextFile(outFile.getPath(), ""); if (backtick_verbose) print("[[\n" + result + "]]"); return result; } finally { scriptFile.delete(); } } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} static boolean isOnPATH(String cmd) { String path = System.getenv("PATH"); List dirs = splitAt(path, File.pathSeparator); String c = isWindows() ? cmd + ".exe" : cmd; for (String dir : dirs) if (new File(dir, c).isFile()) return true; return false; } static Map synchroMap() { return synchroHashMap(); } static Map synchroMap(Map map) { return Collections.synchronizedMap(map); } public static boolean isWindows() { return System.getProperty("os.name").contains("Windows"); } /** possibly improvable */ static String bashQuote(String text) { if (text == null) return null; return "\"" + text .replace("\\", "\\\\") .replace("\"", "\\\"") .replace("\n", "\\n") .replace("\r", "\\r") + "\""; } static String bashQuote(File f) { return bashQuote(f.getAbsolutePath()); } static List splitAt(String s, String splitter) { List parts = new ArrayList(); int i = 0; if (s != null) while (i < l(s)) { int j = indexOf(s, splitter, i); if (j < 0) j = l(s); parts.add(substring(s, i, j)); i = j+l(splitter); } return parts; } static List toLines(File f) { return toLines(loadTextFile(f)); } public static List toLines(String s) { List lines = new ArrayList(); if (s == null) return lines; int start = 0; while (true) { int i = toLines_nextLineBreak(s, start); if (i < 0) { if (s.length() > start) lines.add(s.substring(start)); break; } lines.add(s.substring(start, i)); if (s.charAt(i) == '\r' && i+1 < s.length() && s.charAt(i+1) == '\n') i += 2; else ++i; start = i; } return lines; } private static int toLines_nextLineBreak(String s, int start) { for (int i = start; i < s.length(); i++) { char c = s.charAt(i); if (c == '\r' || c == '\n') return i; } return -1; } static List regexpAll(String pattern, String text) { List matches = new ArrayList(); Matcher matcher = Pattern.compile(pattern).matcher(text); while (matcher.find()) matches.add(matcher.group()); return matches; } static int indexOf(List l, A a, int startIndex) { if (l == null) return -1; for (int i = startIndex; i < l(l); i++) if (eq(l.get(i), a)) return i; return -1; } static int indexOf(List l, A a) { if (l == null) return -1; return l.indexOf(a); } static int indexOf(String a, String b) { return a == null || b == null ? -1 : a.indexOf(b); } static int indexOf(String a, String b, int i) { return a == null || b == null ? -1 : a.indexOf(b, i); } static int indexOf(String a, char b, int i) { return a == null ? -1 : a.indexOf(b, i); } static int indexOf(String a, int i, String b) { return a == null || b == null ? -1 : a.indexOf(b, i); } static int indexOf(A[] x, A a) { if (x == null) return -1; for (int i = 0; i < l(x); i++) if (eq(x[i], a)) return i; return -1; } static boolean DynamicObject_loading; static class DynamicObject { String className; // just the name, without the "main$" Map fieldValues = new TreeMap(); DynamicObject() {} // className = just the name, without the "main$" DynamicObject(String className) { this.className = className;} } static class TimedCache { long timeout; A value; long set; // stats int stores, fails, hits; // 0 = no timeout TimedCache(double timeoutSeconds) { timeout = toMS(timeoutSeconds); } synchronized A set(A a) { ++stores; value = a; set = now(); return a; } synchronized boolean has() { clean(); if (set != 0) { ++hits; return true; } ++fails; return false; } synchronized A get() { clean(); if (set != 0) ++hits; else ++fails; return value; } synchronized A get(Object makerFunction) { if (has()) return getNoClean(); A a = (A) ( callF(makerFunction)); return set(a); } synchronized A getNoClean() { return value; } // clear if timed out synchronized void clean() { if (timeout > 0 && now() > set+timeout) clear(); } // clear now synchronized void clear() { set = 0; value = null; } synchronized String stats() { return "Stores: " + stores + ", hits: " + hits + ", fails: " + fails; } } static abstract class DialogIO { String line; boolean eos, loud; abstract String readLineImpl(); abstract boolean isStillConnected(); abstract void sendLine(String line); abstract boolean isLocalConnection(); abstract Socket getSocket(); abstract void close(); int getPort() { return getSocket().getPort(); } boolean helloRead; String readLineNoBlock() { String l = line; line = null; return l; } boolean waitForLine() { try { if (line != null) return true; //print("Readline"); line = readLineImpl(); //print("Readline done: " + line); if (line == null) eos = true; return line != null; } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} String readLine() { waitForLine(); helloRead = true; return readLineNoBlock(); } String ask(String s, Object... args) { if (loud) return askLoudly(s, args); if (!helloRead) readLine(); if (args.length != 0) s = format3(s, args); sendLine(s); return readLine(); } String askLoudly(String s, Object... args) { if (!helloRead) readLine(); if (args.length != 0) s = format3(s, args); print("> " + s); sendLine(s); String answer = readLine(); print("< " + answer); return answer; } void pushback(String l) { if (line != null) throw fail(); line = l; helloRead = false; } } static abstract class DialogHandler { abstract void run(DialogIO io); } static class Matches { String[] m; String get(int i) { return i < m.length ? m[i] : null; } String unq(int i) { return unquote(get(i)); } String fsi(int i) { return formatSnippetID(unq(i)); } String fsi() { return fsi(0); } String tlc(int i) { return unq(i).toLowerCase(); } boolean bool(int i) { return "true".equals(unq(i)); } String rest() { return m[m.length-1]; } // for matchStart int psi(int i) { return Integer.parseInt(unq(i)); } } static class MultiMap { Map> data = new HashMap>(); MultiMap() {} MultiMap(boolean useTreeMap) { if (useTreeMap) data = new TreeMap(); } MultiMap(MultiMap map) { putAll(map); } synchronized void put(A key, B value) { List list = data.get(key); if (list == null) data.put(key, list = new ArrayList()); list.add(value); } synchronized void addAll(A key, Collection values) { putAll(key, values); } synchronized void addAllIfNotThere(A key, Collection values) { for (B value : values) setPut(key, value); } synchronized void setPut(A key, B value) { if (!containsPair(key, value)) put(key, value); } synchronized boolean containsPair(A key, B value) { return get(key).contains(value); } synchronized void putAll(A key, Collection values) { for (B value : values) put(key, value); } synchronized void removeAll(A key, Collection values) { for (B value : values) remove(key, value); } synchronized List get(A key) { List list = data.get(key); return list == null ? Collections. emptyList() : list; } // returns actual mutable live list // creates the list if not there synchronized List getActual(A key) { List list = data.get(key); if (list == null) data.put(key, list = litlist()); return list; } synchronized void clean(A key) { List list = data.get(key); if (list != null && list.isEmpty()) data.remove(key); } synchronized Set keySet() { return data.keySet(); } synchronized Set keys() { return data.keySet(); } synchronized void remove(A key) { data.remove(key); } synchronized void remove(A key, B value) { List list = data.get(key); if (list != null) { list.remove(value); if (list.isEmpty()) data.remove(key); } } synchronized void clear() { data.clear(); } synchronized boolean containsKey(A key) { return data.containsKey(key); } synchronized B getFirst(A key) { List list = get(key); return list.isEmpty() ? null : list.get(0); } synchronized void putAll(MultiMap map) { for (A key : map.keySet()) putAll(key, map.get(key)); } // note: expensive operation synchronized int size() { int n = 0; for (List l : data.values()) n += l(l); return n; } // expensive operation synchronized List reverseGet(B b) { List l = new ArrayList(); for (A key : data.keySet()) if (data.get(key).contains(b)) l.add(key); return l; } synchronized Map> asMap() { return cloneMap(data); } } // patterns last so we can use var args static boolean matchOneOf(String s, Matches m, String... pats) { for (String pat : pats) if (match(pat, s, m)) return true; return false; } static boolean matchOneOf(String s, String... pats) { return matchOneOf(s, null, pats); } static String fsi(String id) { return formatSnippetID(id); } static long toMS(double seconds) { return (long) (seconds*1000); } static boolean match(String pat, String s) { return match3(pat, s); } static boolean match(String pat, String s, Matches matches) { return match3(pat, s, matches); } }