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import java.math.*; import javax.imageio.*; import java.awt.image.*; import java.awt.event.*; import java.awt.*; import java.security.spec.*; import java.security.*; import java.lang.management.*; import java.lang.ref.*; import java.lang.reflect.*; import java.net.*; import java.io.*; import javax.swing.table.*; import javax.swing.text.*; import javax.swing.event.*; import javax.swing.*; import java.util.concurrent.atomic.*; import java.util.concurrent.*; import java.util.regex.*; import java.util.List; import java.util.zip.*; import java.util.*; public class main { static String codeSnippetID = "#1002732"; static Lisp code; public static void main(String[] args) throws Exception { code = snlToTree(loadSnippet(codeSnippetID)); print(getProgramID() + ": parse result = " + code); } static boolean yo(Lisp snl, Map m) { HashMap m2 = new HashMap(); // we don't know jack! if (snlMatch("i < don't < know < X", snl, m2)) return true; return false; } // Logic thread static class LThread { List statements = new ArrayList(); HashMap m = new HashMap(); // current variable assignments List ops; int opIdx; List output = new ArrayList(); LThread(Lisp code) { ops = splitOps(code); } boolean done() { return opIdx >= l(ops); } // returns false if failed boolean step() { Lisp code = ops.get(opIdx++); print("Step " + code + " with " + structure(m)); if (code.isic("if *", "and *")) { Lisp a = code.get(0); Lisp b = snlApply(a, m); // try all statements known for (Lisp s : statements) { String x; if (snlMatchX(b, s, m)) return true; } // try the low-level engine try { if (yo(b, m)) // todo: rename vars return true; } catch (Throwable __e) { printStackTrace(__e); } // Not matched, fail return false; } else if (code.isic("say *")) { Lisp b = code.get(0); print ("m: " + structure (m) + ", b: " + structure (b)); output.add(snlApply(b, m)); return true; } else { // unknown code return false; } } // true if succeeded, false if failed boolean run() { while (!done()) if (!step()) { print("fail"); return false; } return true; } // split smth like "if * then *" into "if *" and "then *" List splitOps(Lisp code) { String ops = code.head; List tok = codeTokensOnly(javaTok(ops)); List out = new ArrayList(); for (int i = 0; i < l(tok); i += 2) { String op = tok.get(i); assertEquals("*", tok.get(i+1)); out.add(lisp(op + " *", code.get(i/2))); } print("splitOps => " + structure(out)); return out; } } // LThread static String answer(String s) { Matches m = new Matches(); if (!attn()) return null; // convert to SNL first s = or((String) callOpt/*Safe*/(getBot ("#1002700"), "naiveSNL", s), s); Lisp in = snlToTree(s); LThread thread = new LThread(code); thread.statements.add(snlToTree("user < says < [" + snlFromTree(in) + "]")); print("Statements: " + structure(thread.statements)); if (!thread.run()) return null; Lisp out = first(thread.output); if (out != null) return "[SNL: " + snlFromTree(in) + "]\n" + snlToText(out); return null; } static boolean attn() { return amAddressed(); } static String snlToText(String s) { return snlToText(snlToTree(s)); } static String snlToText(Lisp tree) { if (tree == null) return ""; tree = snlRemoveReferences(tree); if (snlToText_isJuxta(tree)) tree = snlToText_addDots(tree); tree = snlQuestionMarksToBack(tree); String snl = snlFromTree(tree); StringBuilder buf = new StringBuilder(); List drop = litlist ("[", "]", "<", ">"); for (String t : codeTokensOnly(snlTok(snl))) if (!drop.contains(t)) { if (buf.length() != 0 && !litlist(".", "?").contains(t)) buf.append(" "); buf.append(t); } return str(buf); } static boolean snlToText_isJuxta(Lisp tree) { return eq("*", join(asList(new HashSet(codeTokensOnly(javaTok(tree.head)))))); } static Lisp snlToText_addDots(Lisp tree) { Lisp t = new Lisp(tree.head); for (Lisp x : tree) { if (x.isA("* < *") && !x.get(0).is("?", ".")) x = lisp("* < *", ".", x); t.add(x); } return t; } static A or(A a, A b) { return a != null ? a : b; } static String programID; static String getProgramID() { return programID; } // TODO: ask JavaX instead static String getProgramID(Class c) { return or((String) getOpt(c, "programID"), "?"); } 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 List codeTokensOnly(List tok) { List l = new ArrayList(); for (int i = 1; i < tok.size(); i += 2) l.add(tok.get(i)); return l; } // replacement for class JavaTok // maybe incomplete, might want to add floating point numbers // todo also: extended multi-line strings static List javaTok(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 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; tok.add(s.substring(i, j)); i = j; } if ((tok.size() % 2) == 0) tok.add(""); return tok; } static List javaTok(List tok) { return javaTok(join(tok)); } // make a lisp form static Lisp lisp(String head, Object... args) { Lisp l = new Lisp(head); for (Object o : args) if (o instanceof String) l.args.add(new Lisp((String) o)); else if (o instanceof Lisp) l.args.add((Lisp) o); else fail("Bad argument type: " + o); return l; } static Class run(String progID) { Class main = hotwire(progID); callMain(main); return main; } static void assertEquals(Object x, Object y) { assertEquals(null, x, y); } static void assertEquals(String msg, Object x, Object y) { if (!(x == null ? y == null : x.equals(y))) fail((msg != null ? msg + ": " : "") + structure(x) + " != " + structure(y)); } static int l(Object[] array) { return array == null ? 0 : array.length; } static int l(byte[] array) { return array == null ? 0 : array.length; } static int l(int[] array) { return array == null ? 0 : array.length; } static int l(char[] array) { return array == null ? 0 : array.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(String s) { return s == null ? 0 : s.length(); } /* Binding levels: 0 = lowest 1 = arrows (> lowest) 2 = word (> arrows) 3 = juxta, idword, subword (> word) */ static String snlFromTree(Lisp t) { return snlFromTree(t, 0, null); } static String snlFromTree(Lisp t, int level, String arrow) { if (t == null) return ""; if (t.isEmpty()) return t.head; if (t.isA("* < *")) return snlFromTree_wrap(level, eq(arrow, "<") ? 1 : 0, snlFromTree(t.get(0), 2, null) + " < "+ snlFromTree(t.get(1), 1, "<")); if (t.isA("* > *")) return snlFromTree_wrap(level, eq(arrow, ">") ? 1 : 0, snlFromTree(t.get(0), 2, null) + " > "+ snlFromTree(t.get(1), 1, ">")); // it's a juxtaposition List l = new ArrayList(); int i = 0; for (String tok : codeTokensOnly(javaTok(t.head))) { if (eq(tok, "*") && i < t.size()) tok = snlFromTree(t.get(i++), 2, null); l.add(tok); } return snlFromTree_wrap(level, 1, join(" ", l)); } static String snlFromTree_wrap(int outer, int inner, String s) { if (inner < outer) return "[" + s + "]"; return s; } static String structure(Object o) { return structure(o, 0); } // leave to false, unless unstructure() breaks static boolean structure_allowShortening = false; static String structure(Object o, int stringSizeLimit) { if (o == null) return "null"; String name = o.getClass().getName(); StringBuilder buf = new StringBuilder(); if (o instanceof HashSet) return "hashset" + structure(new ArrayList((Set) o), stringSizeLimit); if (o instanceof TreeSet) return "treeset" + structure(new ArrayList((Set) o), stringSizeLimit); if (o instanceof Collection) { for (Object x : (Collection) o) { if (buf.length() != 0) buf.append(", "); buf.append(structure(x, stringSizeLimit)); } return "[" + buf + "]"; } if (o instanceof Map) { for (Object e : ((Map) o).entrySet()) { if (buf.length() != 0) buf.append(", "); buf.append(structure(((Map.Entry) e).getKey(), stringSizeLimit)); buf.append("="); buf.append(structure(((Map.Entry) e).getValue(), stringSizeLimit)); } return (o instanceof HashMap ? "hashmap" : "") + "{" + buf + "}"; } if (o.getClass().isArray()) { int n = Array.getLength(o); for (int i = 0; i < n; i++) { if (buf.length() != 0) buf.append(", "); buf.append(structure(Array.get(o, i), stringSizeLimit)); } return "array{" + buf + "}"; } if (o instanceof String) return quote(stringSizeLimit != 0 ? shorten((String) o, stringSizeLimit) : (String) o); if (o instanceof Class) return "class(" + quote(((Class) o).getName()) + ")"; if (o instanceof Throwable) return "exception(" + quote(((Throwable) o).getMessage()) + ")"; if (o instanceof BigInteger) return "bigint(" + o + ")"; if (o instanceof Double) return "d(" + quote(str(o)) + ")"; if (o instanceof Long) return o + "L"; // Need more cases? This should cover all library classes... if (name.startsWith("java.") || name.startsWith("javax.")) return String.valueOf(o); String shortName = o.getClass().getName().replaceAll("^main\\$", ""); if (shortName.equals("Lisp")) { buf.append("l(" + structure(getOpt(o, "head"))); 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(arg)); } buf.append(")"); return str(buf); } int numFields = 0; String fieldName = ""; if (shortName.equals("DynamicObject")) { shortName = (String) get(o, "className"); Map fieldValues = (Map) get(o, "fieldValues"); for (String _fieldName : fieldValues.keySet()) { fieldName = _fieldName; Object value = fieldValues.get(fieldName); if (value != null) { if (buf.length() != 0) buf.append(", "); buf.append(fieldName + "=" + structure(value, stringSizeLimit)); } ++numFields; } } else { // regular class // TODO: go to superclasses too Field[] fields = o.getClass().getDeclaredFields(); for (Field field : fields) { if ((field.getModifiers() & Modifier.STATIC) != 0) continue; Object value; try { field.setAccessible(true); value = field.get(o); } catch (Exception e) { value = "?"; } fieldName = field.getName(); // put special cases here... if (value != null) { if (buf.length() != 0) buf.append(", "); buf.append(fieldName + "=" + structure(value, stringSizeLimit)); } ++numFields; } } String b = buf.toString(); if (numFields == 1 && structure_allowShortening) b = b.replaceAll("^" + fieldName + "=", ""); // drop field name if only one String s = shortName; if (buf.length() != 0) s += "(" + b + ")"; return s; } static boolean snlToTree_debug = false; static Lisp snlToTree(String snl) { return snlToTree(snlParse(snl)); } static Lisp snlToTree(Explain e) { class T { List scanJuxta(Explain e) { boolean isJuxta = isA(e, "juxta"); if (snlToTree_debug) print("scanJuxta " + e.string() + " " + isJuxta); if (isJuxta) { Explain juxta = descend(e, "juxta"); Explain a = juxta.sub(0), b = juxta.sub(1); return concatLists(scanJuxta(a), scanJuxta(b)); } else return litlist(e); } boolean isSame(Explain a, Explain b) { return a.fromToken() == b.fromToken() && a.toToken() == b.toToken(); } List getClasses(Explain e) { List l = new ArrayList(); while (e != null) { l.add(e.className()); if (l(e.subs) == 1 && e.sub(0) != null && isSame(e, e.sub(0))) e = e.sub(0); else break; } return l; } Explain castTo(Explain e, String className) { return descend(e, className); } Explain descend(Explain e, String className) { List l = new ArrayList(); while (e != null) { if (eq(e.className(), className)) return e; if (l(e.subs) == 1) e = e.sub(0); else break; } return null; } boolean isA(Explain e, String className) { return getClasses(e).contains(className); } boolean allAre(List l, String className) { for (Explain e: l) if (!isA(e, className)) return false; return true; } boolean anyAre(List l, String className) { for (Explain e : l) if (isA(e, className)) return true; return false; } List getOperators(List parts) { List l = new ArrayList(); for (Explain e : parts) l.add(makeOperator(e)); return l; } String makeOperatorFromJuxta(List parts) { List l = new ArrayList(); int i = 0; for (Explain e : parts) { //print("Operator part " + (++i) + ": " + e.string() + " / " + structure(getClasses(e))); if (!isA(e, "subword") && isA(e, "idword")) l.add(e.string()); else l.add("*"); } String op = join(" ", l); if (snlToTree_debug) print("makeOperatorFromJuxta " + structure(parts) + " => " + op); return op; } List getJuxtaArgs(List parts) { List l = new ArrayList(); for (Explain e : parts) if (!isA(e, "subword") && isA(e, "idword")) { // operator part, skip } else l.add(e); return l; } String makeOperator(Explain e) { if (isA(e, "realarrow")) return descend(e, "realarrow").sub(0).string() + " *"; else if (isA(e, "juxta")) { List j = scanJuxta(e); //print("scanJuxta => " + structure(j)); return makeOperatorFromJuxta(j); } else return e.string(); } Lisp getTree(Explain e) { //print("getTree " + structure(getClasses(e))); if (isA(e, "realarrow")) { //print("realarrow"); Explain a = castTo(e, "realarrow"); return lisp("* < *", getTree(a.sub(0)), getTree(a.sub(1))); } if (isA(e, "realarrowr")) { //print("realarrowr"); Explain a = castTo(e, "realarrowr"); return lisp("* > *", getTree(a.sub(0)), getTree(a.sub(1))); } if (isA(e, "square")) { //print("square"); Explain a = castTo(e, "square"); return lisp("[]", getTree(a.sub(0))); } if (isA(e, "round")) { Explain a = castTo(e, "round"); return lisp("()", getTree(a.sub(0))); } if (isA(e, "juxta")) { Explain juxta = descend(e, "juxta"); List parts = scanJuxta(juxta); if (snlToTree_debug) { print("juxta " + e.string()); for (int i = 0; i < l(parts); i++) print(" part " + parts.get(i).string() + " " + structure(getClasses(parts.get(i)))); } if (anyAre(parts, "subword")) { if (snlToTree_debug) print("subwords!"); List args = getJuxtaArgs(parts); Lisp l = lisp(makeOperatorFromJuxta(parts)); for (Explain arg : args) l.add(removeBrackets(getTree(arg))); return l; } else if (l(parts) == 2 && eq(parts.get(0).string(), "=")) return lisp("= *", removeBrackets(getTree(parts.get(1)))); //print(" no subwords"); // no subwords, fall back to simple string } return lisp(e.string()); } Lisp removeBrackets(Lisp l) { while (l != null && eq(l.head, "[]") && l.size() == 1) l = l.get(0); return l; } } if (e == null) return null; return simplifySNLTree(new T().getTree(e)); } static StringBuffer print_log; static void print() { print(""); } static void print(Object o) { String s = String.valueOf(o) + "\n"; synchronized(StringBuffer.class) { if (print_log == null) print_log = new StringBuffer(); } print_log.append(s); System.out.print(s); } static void print(long l) { print(String.valueOf(l)); } static String snlApply(String snl, Map matches) { return snlFromTree(snlApply(snlToTree(snl), matches)); } static Lisp snlApply(Lisp tree, Map matches) { if (tree == null) return null; if (tree.isEmpty()) return or(matches.get(tree.head), tree); Lisp lisp = new Lisp(tree.head); for (Lisp child : tree) lisp.add(snlApply(child, matches)); return lisp; } static boolean snlMatchX(String pat, String snl, Map matches) { return snlMatchX_sub(snlToTree_cached(pat), snlToTree(snl), matches); } static boolean snlMatchX(Lisp pat, String snl, Map matches) { return snlMatchX_sub(pat, snlToTree(snl), matches); } static boolean snlMatchX(String pat, Lisp snl, Map matches) { return snlMatchX_sub(snlToTree_cached(pat), snl, matches); } static boolean snlMatchX(Lisp pat, Lisp snl, Map matches) { return snlMatchX_sub(pat, snl, matches); } static boolean snlMatchX_sub(Lisp pat, Lisp snl, Map m) { if (pat == null || snl == null) return false; if (pat.isA("*") || startsWithUpperCase(pat.head)) return snlMatchX_putMatch(m, pat.head, snl); if (neq(pat.head, snl.head)) return false; // heads identical, proceed to children int n = pat.size(); if (n != snl.size()) return false; for (int i = 0; i < n; i++) if (!snlMatchX_sub(pat.get(i), snl.get(i), m)) return false; return true; } static boolean snlMatchX_putMatch(Map matches, String key, Lisp val) { if (matches.containsKey(key) && neq(matches.get(key), val)) fail("multi-matching not implemented"); matches.put(key, val); return true; } static Object getBot(String botID) { return call(getMainBot(), "getBot", botID); } static boolean preferCached = false; public static String loadSnippet(String snippetID) { try { return loadSnippet(parseSnippetID(snippetID), preferCached); } catch (IOException e) { throw new RuntimeException(e); } } public static String loadSnippet(String snippetID, boolean preferCached) throws IOException { return loadSnippet(parseSnippetID(snippetID), preferCached); } public static String loadSnippet(long snippetID, boolean preferCached) throws IOException { String text = getSnippetFromBossBot(snippetID); if (text != null) return text; initSnippetCache(); text = DiskSnippetCache_get(snippetID); if (preferCached && text != null) return text; try { if (text != null) System.err.println("md5: " + md5(text)); URL url = new URL("http://tinybrain.de:8080/getraw.php?id=" + snippetID + "&utf8=1"); text = loadPage(url); } catch (RuntimeException e) { e.printStackTrace(); throw new IOException("Snippet #" + snippetID + " not found or not public"); } try { initSnippetCache(); DiskSnippetCache_put(snippetID, text); } catch (IOException e) { System.err.println("Minor warning: Couldn't save snippet to cache (" + DiskSnippetCache_getDir() + ")"); } return text; } static File DiskSnippetCache_dir; public static void initDiskSnippetCache(File dir) { DiskSnippetCache_dir = dir; dir.mkdirs(); } public static synchronized String DiskSnippetCache_get(long snippetID) throws IOException { return loadTextFile(DiskSnippetCache_getFile(snippetID).getPath(), null); } private static File DiskSnippetCache_getFile(long snippetID) { return new File(DiskSnippetCache_dir, "" + snippetID); } public static synchronized void DiskSnippetCache_put(long snippetID, String snippet) throws IOException { saveTextFile(DiskSnippetCache_getFile(snippetID).getPath(), snippet); } public static File DiskSnippetCache_getDir() { return DiskSnippetCache_dir; } public static void initSnippetCache() { if (DiskSnippetCache_dir == null) initDiskSnippetCache(new File(System.getProperty("user.home"), ".tinybrain/snippet-cache")); } static boolean snlMatch(String pat, String snl, Map matches) { matches.clear(); return snlMatch_sub(snlToTree_cached(pat), snlToTree(snl), matches); } static boolean snlMatch(Lisp pat, String snl, Map matches) { matches.clear(); return snlMatch_sub(pat, snlToTree(snl), matches); } static boolean snlMatch(String pat, Lisp snl, Map matches) { matches.clear(); return snlMatch_sub(snlToTree_cached(pat), snl, matches); } static boolean snlMatch_sub(Lisp pat, Lisp snl, Map m) { if (pat == null || snl == null) return false; if (pat.isA("*") || startsWithUpperCase(pat.head)) return snlMatch_putMatch(m, pat.head, snl); if (neq(pat.head, snl.head)) return false; // heads identical, proceed to children int n = pat.size(); if (n != snl.size()) return false; for (int i = 0; i < n; i++) if (!snlMatch_sub(pat.get(i), snl.get(i), m)) return false; return true; } static boolean snlMatch_putMatch(Map matches, String key, Lisp val) { if (matches.containsKey(key) && neq(matches.get(key), val)) fail("multi-matching not implemented"); matches.put(key, val); return true; } 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 Lisp snlQuestionMarksToBack(Lisp tree) { if (tree == null || tree.size() == 0) return tree; if (tree.isA("* < *") && tree.get(0).is("?", ".")) return lisp("* " + tree.get(0).head, snlQuestionMarksToBack(tree.get(1))); // recurse Lisp lisp = new Lisp(tree.head); for (Lisp child : tree) lisp.add(snlQuestionMarksToBack(child)); return lisp; } static void callMain(Object c, String... args) { callOpt(c, "main", new Object[] {args}); } static Lisp simplifySNLTree(Lisp tree) { while (tree != null && tree.isA("[]") && tree.size() == 1) tree = tree.get(0); if (tree == null) return null; Lisp lisp = new Lisp(tree.head); for (Lisp child : tree) lisp.add(simplifySNLTree(child)); return lisp; } 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(Set s) { return s == null ? new ArrayList() : new ArrayList(s); } static String quote(String s) { if (s == null) return "null"; return "\"" + s.replace("\\", "\\\\").replace("\"", "\\\"").replace("\r", "\\r").replace("\n", "\\n") + "\""; } static String quote(long l) { return quote("" + 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)) + "..."; } public static String join(String glue, Iterable strings) { StringBuilder buf = new StringBuilder(); Iterator i = strings.iterator(); if (i.hasNext()) { buf.append(i.next()); while (i.hasNext()) buf.append(glue).append(i.next()); } return buf.toString(); } public static String join(String glue, String[] strings) { return join(glue, Arrays.asList(strings)); } public static String join(Iterable strings) { return join("", strings); } public static String join(String[] strings) { return join("", strings); } static boolean neq(Object a, Object b) { return !eq(a, b); } // extended over Class.isInstance() to handle primitive types static boolean isInstanceX(Class type, Object arg) { if (type == boolean.class) return arg instanceof Boolean; if (type == int.class) return arg instanceof Integer; if (type == long.class) return arg instanceof Long; if (type == float.class) return arg instanceof Float; if (type == short.class) return arg instanceof Short; if (type == char.class) return arg instanceof Character; if (type == byte.class) return arg instanceof Byte; if (type == double.class) return arg instanceof Double; return type.isInstance(arg); } static HashMapsnlToTree_cached_cache = new HashMap(); static Lisp snlToTree_cached(String s) { Lisp l = snlToTree_cached_cache.get(s); if (l == null) snlToTree_cached_cache.put(s, l = snlToTree (s)); return l; } 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 String getSnippetFromBossBot(long snippetID) { return boss(format3("get text for *", snippetID)); } static String str(Object o) { return String.valueOf(o); } 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)); } static RuntimeException fail(String msg, Object... args) { throw new RuntimeException(format(msg, args)); } static List concatLists(List... lists) { List l = new ArrayList(); for (List list : lists) if (list != null) l.addAll(list); return l; } static List concatLists(List> lists) { List l = new ArrayList(); for (List list : lists) if (list != null) l.addAll(list); return l; } /** 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"; if (contents != null) { FileOutputStream fileOutputStream = new FileOutputStream(tempFileName); 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 (!new File(tempFileName).renameTo(file)) throw new IOException("Can't rename " + tempFileName + " to " + fileName); } public static void saveTextFile(File fileName, String contents) { try { saveTextFile(fileName.getPath(), contents); } catch (IOException e) { throw new RuntimeException(e); } } /* Binding levels: 0 = lowest 1 = arrows (> lowest) 2 = word (> arrows) 3 = juxta, idword, subword (> word) */ static String snlParse_rules = "\r\n // highest (strongest binding) level \r\n = idword\r\n = subword\r\n = subword\r\n ? = idword\r\n ! = idword\r\n : = idword\r\n * = idword\r\n \"=\" = idword\r\n \r\n = word\r\n = word\r\n \r\n // juxtaposition on highest level\r\n = juxta\r\n = word\r\n \r\n // bracketing takes us to highest level\r\n [ ] = square\r\n ( ) = round\r\n \r\n = subword\r\n = subword\r\n \r\n // < is intermediate\r\n = arrows\r\n < = realarrow\r\n > = realarrowr\r\n \r\n = arrows\r\n = arrows\r\n \r\n = lowest // allow empty here\r\n = lowest\r\n"; static Explain snlParse(String input) { return explainFull(snlTok(input), snlParse_rules, "lowest"); } static boolean amAddressed() { return (boolean) callOpt(getMainBot(), "isAddressed"); } static Object mainBot; static Object getMainBot() { return mainBot; } public static long parseSnippetID(String snippetID) { long id = Long.parseLong(shortenSnippetID(snippetID)); if (id == 0) fail("0 is not a snippet ID"); return id; } static ArrayList litlist(A... a) { return new ArrayList(Arrays.asList(a)); } // 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; } // get purpose 2: access a field by reflection or a map static Object get(Object o, String field) { if (o instanceof Class) return get((Class) o, field); if (o instanceof Map) return ((Map) o).get(field); if (o.getClass().getName().equals("main$DynamicObject")) return call(get_raw(o, "fieldValues"), "get", field); return get_raw(o, field); } 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 Lisp snlRemoveReferences(Lisp tree) { if (tree == null || tree.size() == 0) return tree; Lisp sub = tree.get(tree.size()-1); if (snlIsRef(sub)) if (tree.size() == 1) // it [= x] return lisp(dropSuffix(" *", tree.head)); else if (tree.size() == 2) // [bla] [= x] return tree.get(0); else return tree; // not handled // recurse Lisp lisp = new Lisp(tree.head); for (Lisp child : tree) lisp.add(snlRemoveReferences(child)); return lisp; } // compile JavaX source, load classes & return main class // src can be a snippet ID or actual source code // 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) 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); return theClass; } } catch (Exception e) { throw e instanceof RuntimeException ? (RuntimeException) e : new RuntimeException(e); } } // This is made for SNL parsing. // It does NOT recognize multiline strings as these conflict // with syntax like [[a] [b]]. static List snlTok(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 (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; } 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 nempty(Collection c) { return !isEmpty(c); } static boolean nempty(String s) { return !isEmpty(s); } 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 < 60; tries++) try { URLConnection con = url.openConnection(); return loadPage(con, url); } catch (IOException _e) { e = _e; print("Retrying because of: " + e); 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 { return loadPage(new URL(loadPage_preprocess(url))); } catch (IOException e) { throw new RuntimeException(e); } } public static String loadPage(URL url) { print("Loading: " + url.toExternalForm()); return loadPageSilently(url); } public static String loadPage(URLConnection con, URL url) throws IOException { String contentType = con.getContentType(); if (contentType == null) throw new IOException("Page could not be read: " + url); //Log.info("Content-Type: " + contentType); String charset = loadPage_guessCharset(contentType); Reader r = new InputStreamReader(con.getInputStream(), charset); StringBuilder buf = new StringBuilder(); while (true) { int ch = r.read(); if (ch < 0) break; //Log.info("Chars read: " + buf.length()); buf.append((char) ch); } return buf.toString(); } static String loadPage_guessCharset(String contentType) { Pattern p = Pattern.compile("text/html;\\s+charset=([^\\s]+)\\s*"); Matcher m = p.matcher(contentType); /* If Content-Type doesn't match this pre-conception, choose default and hope for the best. */ return m.matches() ? m.group(1) : "ISO-8859-1"; } static boolean startsWithUpperCase(String s) { return nempty(s) && Character.isUpperCase(s.charAt(0)); } // 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 boolean isTrue(Object o) { return booleanValue(o); } 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 call(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 { Field f = getOpt_findStaticField(c, field); if (f == null) return null; f.setAccessible(true); return f.get(null); } catch (Exception e) { throw new RuntimeException(e); } } static Field getOpt_findStaticField(Class c, String field) { Class _c = c; do { for (Field f : _c.getDeclaredFields()) if (f.getName().equals(field) && (f.getModifiers() & Modifier.STATIC) != 0) return f; _c = _c.getSuperclass(); } while (_c != null); return null; } static Field getOpt_findField(Class c, String field) { Class _c = c; do { for (Field f : _c.getDeclaredFields()) if (f.getName().equals(field)) return f; _c = _c.getSuperclass(); } while (_c != null); return null; } static String md5(String text) { try { if (text == null) return "-"; return bytesToHex(md5_impl(text.getBytes("UTF-8"))); // maybe different than the way PHP does it... } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} static String md5(byte[] data) { return bytesToHex(md5_impl(data)); } static byte[] md5_impl(byte[] data) { try { return MessageDigest.getInstance("MD5").digest(data); } catch (Exception e) { throw e instanceof RuntimeException ? (RuntimeException) e : new RuntimeException(e); } } static String md5(File file) { try { return md5(loadBinaryFile(file)); } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} static boolean snlIsRef(Lisp tree) { if (tree == null) return false; return tree.isA("= *"); } 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)); } 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 Explain explainFull(String input, String rules, String className) { return explainFull(javaTok(input), rules, className); } static Explain explainFull(List tok, String rules, String className) { Object parseResult = parse1(tok, rules); List e = (List) ( call(parseResult, "explainFull", className)); if (e == null) return null; return new Explain(parseResult, e); } 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 format(String pat, Object... args) { return format3(pat, args); } static boolean booleanValue(Object o) { return eq(true, o); } static String boss(String line) { try { //S s = sendToLocalBotOpt("Boss Bot", line); DialogIO io = talkTo(4990); // Boss Bot port io.readLine(); io.sendLine(line); String s = io.readLine(); Matches m = new Matches(); if (match3("text: *", s, m)) return unquote(m.m[0]); return null; } catch (Exception e) { //e.printStackTrace(); return null; } } static void sleepSeconds(long s) { if (s > 0) sleep(s*1000); } static String unnull(String s) { return s == null ? "" : s; } static List unnull(List l) { return l == null ? emptyList() : l; } public static boolean isSnippetID(String s) { try { parseSnippetID(s); return true; } catch (RuntimeException e) { return false; } } static Class __javax; static Class getJavaX() { return __javax; } static String dropSuffix(String suffix, String s) { return s.endsWith(suffix) ? s.substring(0, l(s)-l(suffix)) : s; } static boolean isEmpty(Collection c) { return c == null || c.isEmpty(); } static boolean isEmpty(String s) { return s == null || s.length() == 0; } public static byte[] loadBinaryFile(String fileName) throws IOException { if (!new File(fileName).exists()) return null; FileInputStream in = new FileInputStream(fileName); byte buf[] = new byte[1024]; ByteArrayOutputStream out = new ByteArrayOutputStream(); int l; while (true) { l = in.read(buf); if (l <= 0) break; out.write(buf, 0, l); } in.close(); return out.toByteArray(); } public static byte[] loadBinaryFile(File file) throws IOException { return loadBinaryFile(file.getPath()); } static boolean isIdentifier(String s) { return isJavaIdentifier(s); } // 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(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 boolean isNonNegativeInteger(String s) { return s != null && Pattern.matches("\\d+", s); } // This is made for NL parsing. // It's javaTok extended with "..." token, "$n" and "#n" and // special quotes (which are converted to normal ones). static List javaTokPlusPeriod(String s) { List tok = new ArrayList(); int l = s.length(); int i = 0; while (i < l) { int j = i; char c; String cc; // scan for whitespace while (j < l) { c = s.charAt(j); cc = s.substring(j, Math.min(j+2, l)); if (c == ' ' || c == '\t' || c == '\r' || c == '\n') ++j; else if (cc.equals("/*")) { do ++j; while (j < l && !s.substring(j, Math.min(j+2, l)).equals("*/")); j = Math.min(j+2, l); } else if (cc.equals("//")) { do ++j; while (j < l && "\r\n".indexOf(s.charAt(j)) < 0); } else break; } tok.add(s.substring(i, j)); i = j; if (i >= l) break; c = s.charAt(i); cc = s.substring(i, Math.min(i+2, l)); // scan for non-whitespace if (c == '\u201C' || c == '\u201D') c = '"'; // normalize quotes if (c == '\'' || c == '"') { char opener = c; ++j; while (j < l) { char _c = s.charAt(j); if (_c == '\u201C' || _c == '\u201D') _c = '"'; // normalize quotes if (_c == opener) { ++j; break; } else if (s.charAt(j) == '\\' && j+1 < l) j += 2; else ++j; } if (j-1 >= i+1) { tok.add(opener + s.substring(i+1, j-1) + opener); i = j; continue; } } else if (Character.isJavaIdentifierStart(c)) do ++j; while (j < l && (Character.isJavaIdentifierPart(s.charAt(j)) || s.charAt(j) == '\'')); // for things like "this one's" else if (Character.isDigit(c)) do ++j; while (j < l && Character.isDigit(s.charAt(j))); else if (cc.equals("[[")) { do ++j; while (j+1 < l && !s.substring(j, j+2).equals("]]")); j = Math.min(j+2, l); } else if (s.substring(j, Math.min(j+3, l)).equals("...")) j += 3; else if (c == '$' || 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 DialogIO talkTo(int port) { return talkTo("localhost", port); } static DialogIO talkTo(String ip, int port) { try { final Socket s = new Socket(ip, port); //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 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 List emptyList() { return Collections.emptyList(); } public static String unquote(String s) { 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.length()-1); 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 Object parse1_parser; static Object parse1(String text, String rules) { return parse1(javaTok(text), rules); } // only parse, no explain static synchronized Object parse1(List tok, String rules) { if (parse1_parser == null) parse1_parser = run_overBot(/*"#1002472"*/ "#1002719"); //setOpt(parse1_parser, "debug", true); return call(parse1_parser, "parse", tok, rules); } static long parseLong(String s) { return Long.parseLong(s); } // 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 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 List parse3(String s) { return dropPunctuation(javaTokPlusPeriod(s)); } static Class run_overBot(String progID) { Class main = hotwire_overBot(progID); callMain(main); return main; } static boolean equalsIgnoreCase(String a, String b) { return a == null ? b == null : a.equalsIgnoreCase(b); } static Class hotwire_overBot(String progID) { try { String compilerBot = "Compiler Bot with caching!"; startBot(compilerBot, "#1002203"); String s = sendToLocalBot_cached(compilerBot, "please compile this javax snippet: *", progID); Matches m = new Matches(); print(s); assertTrue(s, match("ok, *", s, m)); String jarPath = m.unq(0); File jar = new File(jarPath); assertTrue(jar.getAbsolutePath(), jar.isFile()); // collect urls (program + libraries) List urls = litlist(jar.toURI().toURL()); String dehlibs = unnull(loadTextFileFromZip(jar, "libraries")); Matcher matcher = Pattern.compile("\\d+").matcher(dehlibs); while (matcher.find()) { String libID = matcher.group(); urls.add(loadLibrary(libID).toURI().toURL()); } // make class loader URLClassLoader classLoader = new URLClassLoader(urls.toArray(new URL[l(urls)])); // load & return main class Class theClass = classLoader.loadClass("main"); Class j = getJavaX(); String src = loadTextFileFromZip(jar, "main.java"); call(j, "registerSourceCode", theClass, src); synchronized(j) { // hopefully this goes well... call(j, "setVars", theClass, progID); callOpt(j, "addInstance", progID, theClass); } synchronized(StringBuffer.class) { Object print_log = get(getMainClass(), "print_log"); assertTrue(print_log != null); setOpt(theClass, "print_log", print_log); } return theClass; } catch (Throwable __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 void assertTrue(Object o) { assertEquals(true, o); } static boolean assertTrue(String msg, boolean b) { if (!b) fail(msg); return b; } static boolean assertTrue(boolean b) { if (!b) fail("oops"); return b; } static Class getMainClass() { try { return Class.forName("main"); } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} static Map startBot_assignments = new TreeMap(); static void startBot(String botName, String botID) { DialogIO bot = newFindBot(botName); if (bot != null) bot.close(); else { print("Bot " + quote(botName) + " not found. Starting " + botID); javaxBot(botID); waitForBotStartUp(botName); } } static void startBot(String botIDOrName) { String botID = startBot_assignments.get(botIDOrName); if (botID != null) startBot(botIDOrName, botID); else { String botName = getBotNameFromSnippet(botIDOrName); if (botName == null) fail("Bot name not found in source of " + botID); startBot(botName, botIDOrName); } } static File loadLibrary(String snippetID) { return loadBinarySnippet(snippetID); } static String loadTextFileFromZip(File inZip, String fileName) { return loadTextFileFromZipFile(inZip, fileName); } static String sendToLocalBot_cached(String botName, String s, Object... args) { DialogIO io = newFindBot(botName); if (io == null) fail("Bot not found: " + botName); try { return io.ask(s, args); } finally { io.close(); } } 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); } static List nlTok(String s) { return javaTokPlusPeriod(s); } 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_findField(Class c, String field) { for (Field f : c.getDeclaredFields()) if (f.getName().equals(field)) return f; return null; } static Field setOpt_findStaticField(Class c, String field) { for (Field f : c.getDeclaredFields()) if (f.getName().equals(field) && (f.getModifiers() & Modifier.STATIC) != 0) return f; return null; } static int newFindBot_botVM; static synchronized DialogIO newFindBot(String name) { if (newFindBot_botVM == 0) { print("Looking for Bot VM."); List botVMs = quickBotScan("This is a JavaX VM. Bot VM."); if (!botVMs.isEmpty()) { newFindBot_botVM = botVMs.get(0).port; print("Bot VM is at port " + newFindBot_botVM + "."); } } if (newFindBot_botVM != 0) { DialogIO io = talkTo(newFindBot_botVM); String q = format("has bot *", name); String s = io.ask(q); //print(format("Answer of Bot VM to *: *", q, s)); if (match("yes", s)) { io = talkToSubBot(name, io); call(io, "pushback", "?"); // put some hello string in (yes, this should be improved.) return io; } } return findBot(name); } static void javaxBot(String botID) { startBotVM(); if (injectTo("Bot VM", botID) == null) fail("Couldn't inject to Bot VM"); //nohupJavax(botID); } static long waitForBotStartUp_timeoutSeconds = 60; // returns address or fails static String waitForBotStartUp(String botName) { for (int i = 0; i < waitForBotStartUp_timeoutSeconds; i++) { sleepSeconds(i == 0 ? 0 : 1); String addr = getBotAddress(botName); if (addr != null) return addr; } throw fail("Bot not found: " + quote(botName)); } static File loadBinarySnippet(String snippetID) { try { long id = parseSnippetID(snippetID); File f = DiskSnippetCache_getLibrary(id); if (f == null) { byte[] data = loadDataSnippetImpl(snippetID); DiskSnippetCache_putLibrary(id, data); f = DiskSnippetCache_getLibrary(id); } return f; } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} // covers the common cases static String getBotNameFromSnippet(String programID) { try { String src = loadSnippet(programID); List tok = javaTok(src); String[] m; for (String pat : litlist( "new Android3(*", "makeAndroid(*", "makeAndroid3(*", "makeSilentAndroid(*", "addToMultiPort(*")) { m = find2(javaTok(pat), tok); if (m != null && isQuoted(m[0])) return unquote(m[0]); } return null; } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} static String loadTextFileFromZipFile(File inZip, String fileName) { try { ZipFile zip = new ZipFile(inZip); try { ZipEntry entry = zip.getEntry(fileName); if (entry == null) //fail("Entry " + fileName + " not found in zip file: " + inZip.getAbsolutePath()); return null; InputStream fin = zip.getInputStream(entry); ByteArrayOutputStream baos = new ByteArrayOutputStream(); copyStream(fin, baos); fin.close(); return fromUTF8(baos.toByteArray()); } finally { zip.close(); } } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} 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 class Injection { int vmPort; String injectionID; } static Injection injectTo(int vmPort, String progID) { return injectTo(String.valueOf(vmPort), progID); } static Injection injectTo(String vmName, String progID) { String line = format3("Please inject program *.", progID); DialogIO injectionPoint = findBot(isInteger(vmName) ? vmName : "This is a JavaX VM. " + vmName); if (injectionPoint == null) return null; try { injectionPoint.readLine(); String answer = injectionPoint.askLoudly(line); Matches m = new Matches(); if (match3("OK. Injection ID: *", answer, m)) { Injection i = new Injection(); i.vmPort = injectionPoint.getSocket().getPort(); i.injectionID = m.unq(0); return i; } throw fail(answer); } finally { injectionPoint.close(); } } static DialogIO talkToSubBot(final long vport, final DialogIO io) { return talkToSubBot(String.valueOf(vport), io); } static DialogIO talkToSubBot(final String subBot, final DialogIO io) { if (subBot == null) return io; return new DialogIO() { // delegate all but sendLine boolean isStillConnected() { return io.isStillConnected(); } String readLineImpl() { return io.readLineImpl(); } boolean isLocalConnection() { return io.isLocalConnection(); } Socket getSocket() { return io.getSocket(); } void close() { io.close(); } void sendLine(String line) { io.sendLine(format3("please forward to bot *: *", subBot, line)); } }; } // Data files are immutable, use centralized cache public static File DiskSnippetCache_getLibrary(long snippetID) throws IOException { File file = new File(getGlobalCache(), "data_" + snippetID + ".jar"); return file.exists() ? file : null; } public static void DiskSnippetCache_putLibrary(long snippetID, byte[] data) throws IOException { saveBinaryFile(new File(getGlobalCache(), "data_" + snippetID).getPath() + ".jar", data); } static byte[] loadDataSnippetImpl(String snippetID) throws IOException { byte[] data; try { URL url = new URL("http://eyeocr.sourceforge.net/filestore/filestore.php?cmd=serve&file=blob_" + parseSnippetID(snippetID) + "&contentType=application/binary"); System.err.println("Loading library: " + url); try { data = loadBinaryPage(url.openConnection()); } catch (IOException e) { data = null; } if (data == null || data.length == 0) { url = new URL("http://data.tinybrain.de/blobs/" + parseSnippetID(snippetID)); System.err.println("Loading library: " + url); data = loadBinaryPage(url.openConnection()); } System.err.println("Bytes loaded: " + data.length); } catch (FileNotFoundException e) { throw new IOException("Binary snippet #" + snippetID + " not found or not public"); } return data; } // We dropped the "***" support here (use match3 for that) static String[] find2(List pat, List tok) { for (int idx = 0; idx < tok.size(); idx += 2) { String[] result = find2(pat, tok, idx); if (result != null) return result; } return null; } static String[] find2(List pat, List tok, int idx) { if (idx+pat.size() > tok.size()) return null; List result = new ArrayList(); for (int i = 1; i < pat.size(); i += 2) { String p = pat.get(i), t = tok.get(idx+i); if (eq(p, "*")) result.add(t); else if (!p.equalsIgnoreCase(t)) return null; } return toStringArray(result); } static Map findBot_cache = new TreeMap(); static int findBot_timeout = 5000; static DialogIO findBot(String searchPattern) { // first split off sub-bot suffix String subBot = null; int i = searchPattern.indexOf('/'); if (i >= 0 && (isJavaIdentifier(searchPattern.substring(0, i)) || isInteger(searchPattern.substring(0, i)))) { subBot = searchPattern.substring(i+1); searchPattern = searchPattern.substring(0, i); if (!isInteger(searchPattern)) searchPattern = "Multi-Port at " + searchPattern + "."; } // assume it's a port if it's an integer if (isInteger(searchPattern)) return talkToSubBot(subBot, talkTo(parseInt(searchPattern))); if (eq(searchPattern, "remote")) return talkToSubBot(subBot, talkTo("second.tinybrain.de", 4999)); Integer port = findBot_cache.get(searchPattern); if (port != null) try { DialogIO io = talkTo("localhost", port); io.waitForLine(/*findBot_timeout*/); // TODO: implement String line = io.readLineNoBlock(); if (indexOfIgnoreCase(line, searchPattern) == 0) { call(io, "pushback", line); // put hello string back in return talkToSubBot(subBot, io); } } catch (Exception e) { e.printStackTrace(); } List bots = quickBotScan(); // find top-level bots for (ProgramScan.Program p : bots) { if (indexOfIgnoreCase(p.helloString, searchPattern) == 0) { // strict matching - start of hello string only, but case-insensitive findBot_cache.put(searchPattern, p.port); return talkToSubBot(subBot, talkTo("localhost", p.port)); } } // find sub-bots for (ProgramScan.Program p : bots) { String botName = firstPartOfHelloString(p.helloString); boolean isVM = startsWithIgnoreCase(p.helloString, "This is a JavaX VM."); boolean shouldRecurse = startsWithIgnoreCase(botName, "Multi-Port") || isVM; if (shouldRecurse) try { Map subBots = (Map) unstructure(sendToLocalBot(p.port, "list bots")); for (Number vport : subBots.keySet()) { String name = subBots.get(vport); if (startsWithIgnoreCase(name, searchPattern)) return talkToSubBot(vport.longValue(), talkTo("localhost", p.port)); } } catch (Exception e) { e.printStackTrace(); } } return null; } // supports the usual quotings (', ", variable length double brackets) static boolean isQuoted(String s) { if (s.startsWith("'") || s.startsWith("\"")) return true; if (!s.startsWith("[")) return false; int i = 1; while (i < s.length() && s.charAt(i) == '=') ++i; return i < s.length() && s.charAt(i) == '['; //return Pattern.compile("^\\[=*\\[").matcher(s).find(); } static int getBotAddress_timeout = 5000; static String getBotAddress(String searchPattern) { String subBot = ""; int i = searchPattern.indexOf('/'); if (i >= 0 && (isJavaIdentifier(searchPattern.substring(0, i)) || isInteger(searchPattern.substring(0, i)))) { subBot = searchPattern.substring(i); searchPattern = searchPattern.substring(0, i); if (!isInteger(searchPattern)) searchPattern = "Multi-Port at " + searchPattern + "."; } // assume it's a port if it's an integer if (isInteger(searchPattern)) return searchPattern + subBot; Integer port = findBot_cache.get(searchPattern); if (port != null) try { DialogIO io = talkTo("localhost", port); try { io.waitForLine(/*getBotAddress_timeout*/); // TODO: implement String line = io.readLineNoBlock(); if (startsWithIgnoreCase(line, searchPattern)) return port + subBot; } finally { io.close(); } } catch (Exception e) { e.printStackTrace(); } List bots = quickBotScan(); // find top-level bots for (ProgramScan.Program p : bots) { if (indexOfIgnoreCase(p.helloString, searchPattern) == 0) { // strict matching - start of hello string only, but case-insensitive return p.port + subBot; } } // find sub-bots for (ProgramScan.Program p : bots) { String botName = firstPartOfHelloString(p.helloString); boolean isVM = startsWithIgnoreCase(p.helloString, "This is a JavaX VM."); boolean shouldRecurse = startsWithIgnoreCase(botName, "Multi-Port") || isVM; if (shouldRecurse) try { Map subBots = (Map) unstructure(sendToLocalBot(p.port, "list bots")); for (Number vport : subBots.keySet()) { String name = subBots.get(vport); if (startsWithIgnoreCase(name, searchPattern)) return p.port + "/" + vport; } } catch (Exception e) { e.printStackTrace(); } } return null; } static class ProgramScan { static int threads = isWindows() ? 500 : 10; static int timeout = 5000; // hmm... static String ip = "127.0.0.1"; static int quickScanFrom = 10000, quickScanTo = 10999; static int maxNumberOfBotPorts = 100; static boolean verbose; static class Program { int port; String helloString; Program(int port, String helloString) { this.helloString = helloString; this.port = port;} } static List scan() { try { return scan(1, 65535); } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} static List scan(int fromPort, int toPort) { return scan(fromPort, toPort, new int[0]); } static List scan(int fromPort, int toPort, int[] preferredPorts) { try { Set preferredPortsSet = new HashSet(asList(preferredPorts)); String name = toPort < 10000 ? "bot" : "program"; final ExecutorService es = Executors.newFixedThreadPool(threads); if (verbose) print(firstToUpper(name) + "-scanning " + ip + " with timeout " + timeout + " ms in " + threads + " threads."); startTiming(); List> futures = new ArrayList>(); for (int port : preferredPorts) futures.add(checkPort(es, ip, port, timeout)); for (int port = fromPort; port <= toPort; port++) if (!preferredPortsSet.contains(port)) futures.add(checkPort(es, ip, port, timeout)); es.shutdown(); List programs = new ArrayList(); for (final Future f : futures) { Program p = f.get(); if (p != null) programs.add(p); } stopTiming(); if (verbose) print("Found " + programs.size() + " " + name + "(s) on " + ip); return programs; } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} static Future checkPort(final ExecutorService es, final String ip, final int port, final int timeout) { return es.submit(new Callable() { @Override public Program call() { try { Socket socket = new Socket(); socket.setSoTimeout(timeout); socket.connect(new InetSocketAddress(ip, port), timeout); if (verbose) print("Connected to " + ip + ":" + port); BufferedReader in = new BufferedReader( new InputStreamReader(socket.getInputStream(), "UTF-8")); String hello = or(in.readLine(), "?"); socket.close(); return new Program(port, hello); } catch (Exception ex) { return null; } } }); } static List quickScan() { return scan(quickScanFrom, quickScanTo); } static List quickBotScan() { return quickBotScan(new int[0]); } static List quickBotScan(int[] preferredPorts) { return scan(4990, 5000+maxNumberOfBotPorts-1, preferredPorts); } } // ProgramScan static List quickBotScan() { return ProgramScan.quickBotScan(); } static List quickBotScan(int[] preferredPorts) { return ProgramScan.quickBotScan(preferredPorts); } static List quickBotScan(String searchPattern) { List l = new ArrayList(); for (ProgramScan.Program p : ProgramScan.quickBotScan()) if (indexOfIgnoreCase(p.helloString, searchPattern) == 0) l.add(p); return l; } static void startBotVM() { startBotSeparateVM("This is a JavaX VM. Bot VM.", "#1001710"); } static String fromUTF8(byte[] bytes) { return fromUtf8(bytes); } static void copyStream(InputStream in, OutputStream out) { try { byte buf[] = new byte[1024]; int l; while (true) { l = in.read(buf); if (l <= 0) break; out.write(buf, 0, l); } } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} static class DynamicObject { String className; Map fieldValues = new TreeMap(); } static Object unstructure(String text) { return unstructure(text, false); } // actually it's now almost the same as jsonDecode :) static Object unstructure(String text, final boolean allDynamic) { final List tok = javaTok(text); class X { int i = 1; Object parse() { String t = tok.get(i); if (t.startsWith("\"")) { String s = unquote(tok.get(i)); i += 2; return s; } if (t.equals("hashset")) return parseHashSet(); if (t.equals("treeset")) return parseTreeSet(); if (t.equals("hashmap")) return parseHashMap(); if (t.equals("{")) return parseMap(); if (t.equals("[")) return parseList(); if (t.equals("array")) return parseArray(); if (t.equals("class")) return parseClass(); if (t.equals("bigint")) return parseBigInt(); if (t.equals("d")) return parseDouble(); if (t.equals("l")) return parseLisp(); if (t.equals("null")) { i += 2; return null; } if (t.equals("false")) { i += 2; return false; } if (t.equals("true")) { i += 2; return true; } if (t.equals("-")) { t = tok.get(i+2); i += 4; t = dropSuffix("L", t); long l = -Long.parseLong(t); return l == (int) l ? (int) l : l; } if (isInteger(t) || isLongConstant(t)) { i += 2; t = dropSuffix("L", t); long l = Long.parseLong(t); return l == (int) l ? (int) l : l; } if (isJavaIdentifier(t)) { Class c = allDynamic ? null : findClass(t); DynamicObject dO = null; Object o = null; if (c != null) o = nuObject(c); else { dO = new DynamicObject(); dO.className = t; } i += 2; if (i < tok.size() && tok.get(i).equals("(")) { consume("("); while (!tok.get(i).equals(")")) { // It's like parsing a map. //Object key = parse(); //if (tok.get(i).equals(")")) // key = onlyField(); String key = unquote(tok.get(i)); i += 2; consume("="); Object value = parse(); if (o != null) setOpt(o, key, value); else dO.fieldValues.put(key, value); if (tok.get(i).equals(",")) i += 2; } consume(")"); } 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 new Lisp((String) list.get(0), subList(list, 1)); } Object parseList() { consume("["); List list = new ArrayList(); while (!tok.get(i).equals("]")) { list.add(parse()); if (tok.get(i).equals(",")) i += 2; } consume("]"); return list; } Object parseArray() { consume("array"); consume("{"); List list = new ArrayList(); while (!tok.get(i).equals("}")) { list.add(parse()); if (tok.get(i).equals(",")) i += 2; } consume("}"); 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 parseHashMap() { consume("hashmap"); 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 = unstructure(tok.get(i)); i += 2; 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()))); fail(quote(s) + " expected: " + prevToken + " " + nextTokens + " (" + i + "/" + tok.size() + ")"); } i += 2; } } return new X().parse(); } 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 getGlobalCache() { File file = new File(userHome(), ".tinybrain/snippet-cache"); file.mkdirs(); return file; } static String sendToLocalBot(String bot, String text, Object... args) { text = format3(text, args); DialogIO channel = findBot(bot); if (channel == null) fail(quote(bot) + " not found"); try { channel.readLine(); print(bot + "> " + shorten(text, 80)); channel.sendLine(text); String s = channel.readLine(); print(bot + "< " + shorten(s, 80)); return s; } catch (Throwable e) { e.printStackTrace(); return null; } finally { channel.close(); } } static String sendToLocalBot(int port, String text, Object... args) { text = format3(text, args); DialogIO channel = talkTo(port); try { channel.readLine(); print(port + "> " + shorten(text, 80)); channel.sendLine(text); String s = channel.readLine(); print(port + "< " + shorten(s, 80)); return s; } catch (Throwable e) { e.printStackTrace(); return null; } finally { if (channel != null) channel.close(); } } // 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 boolean startsWithIgnoreCase(String a, String b) { return a != null && a.regionMatches(true, 0, b, 0, b.length()); } static String firstPartOfHelloString(String s) { int i = s.lastIndexOf('/'); return i < 0 ? s : rtrim(s.substring(0, i)); } static boolean isInteger(String s) { return s != null && Pattern.matches("\\-?\\d+", s); } /** writes safely (to temp file, then rename) */ public static void saveBinaryFile(String fileName, byte[] contents) throws IOException { File file = new File(fileName); File parentFile = file.getParentFile(); if (parentFile != null) parentFile.mkdirs(); String tempFileName = fileName + "_temp"; FileOutputStream fileOutputStream = new FileOutputStream(tempFileName); fileOutputStream.write(contents); fileOutputStream.close(); if (file.exists() && !file.delete()) throw new IOException("Can't delete " + fileName); if (!new File(tempFileName).renameTo(file)) throw new IOException("Can't rename " + tempFileName + " to " + fileName); } static void saveBinaryFile(File fileName, byte[] contents) { try { saveBinaryFile(fileName.getPath(), contents); } catch (IOException e) { throw new RuntimeException(e); } } static byte[] loadBinaryPage(String url) throws IOException { return loadBinaryPage(new URL(url).openConnection()); } public static byte[] loadBinaryPage(URLConnection con) throws IOException { //setHeaders(con); ByteArrayOutputStream buf = new ByteArrayOutputStream(); InputStream inputStream = con.getInputStream(); int n = 0; while (true) { int ch = inputStream.read(); if (ch < 0) break; buf.write(ch); if (++n % 100000 == 0) System.err.println(" " + n + " bytes loaded."); } inputStream.close(); return buf.toByteArray(); } static String fromUtf8(byte[] bytes) { try { return new String(bytes, "UTF-8"); } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} static int parseInt(String s) { return Integer.parseInt(s); } static void startBotSeparateVM(String botName, String scriptID) { DialogIO bot = findBot(botName); if (bot != null) bot.close(); else { print("Bot " + quote(botName) + " not found. Starting separately: " + scriptID); nohupJavax(scriptID); waitForBotStartUp(botName); } } // 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) { try { return Class.forName("main$" + name); } catch (ClassNotFoundException e) { return null; } } 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 boolean isLongConstant(String s) { if (!s.endsWith("L")) return false; s = s.substring(0, l(s)-1); return isInteger(s); } static void nohupJavax(String javaxargs) { nohupJavax(javaxargs, ""); } // vm args are ignored if pre-spun VM found... static void nohupJavax(String javaxargs, String vmArgs) { javaxargs = javaxargs.trim(); if (javaxargs.startsWith("#")) javaxargs = javaxargs.substring(1); String snippetID = javaTok(javaxargs).get(1); int idx = javaxargs.indexOf(' '); String args = idx < 0 ? "" : javaxargs.substring(idx+1).trim(); String line; if (args.length() != 0) line = format3("please start program * with arguments *", snippetID, args); else line = format3("please start program *", snippetID); String answer = sendToLocalBotOpt("A pre-spun VM.", line); if (match3("ok", answer)) { print("OK, used pre-spun VM."); } else { if (answer != null) print("> " + answer); print("Using standard nohup."); classicNohupJavax(javaxargs, vmArgs); } } 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 Object nuObject(Class c, Object... args) { try { Constructor m = nuObject_findConstructor(c, args); m.setAccessible(true); return 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 double parseDouble(String s) { return Double.parseDouble(s); } public static String rtrim(String s) { int i = s.length(); while (i > 0 && " \t\r\n".indexOf(s.charAt(i-1)) >= 0) --i; return i < s.length() ? s.substring(0, i) : s; } static void classicNohupJavax(String javaxargs) { classicNohupJavax(javaxargs, ""); } static void classicNohupJavax(String javaxargs, String vmArgs) { try { int x = latestInstalledJavaX(); File xfile = new File(userHome(), ".javax/x" + Math.max(x, 30) + ".jar"); if (!xfile.isFile()) { String url = "http://tinybrain.de/x30.jar"; byte[] data = loadBinaryPage(url); if (data.length < 1000000) fail("Could not load " + url); saveBinaryFile(xfile.getPath(), data); } String jarPath = xfile.getPath(); if (javaxargs.startsWith("#")) javaxargs = javaxargs.substring(1); nohup("java " + vmArgs + " -jar " + (isWindows() ? winQuote(jarPath) : bashQuote(jarPath)) + " " + javaxargs); } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} static int min(int a, int 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 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 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 String sendToLocalBotOpt(String bot, String text) { if (bot == null) return null; DialogIO channel = findBot(bot); if (channel == null) { print(quote(bot) + " not found, skipping send: " + quote(text)); return null; } try { channel.readLine(); print(bot + "> " + text); channel.sendLine(text); String s = channel.readLine(); print(bot + "< " + s); return s; } catch (Throwable e) { e.printStackTrace(); return null; } finally { channel.close(); } } static boolean isAndroid() { return System.getProperty("java.vendor").toLowerCase().indexOf("android") >= 0; } public static boolean isWindows() { return System.getProperty("os.name").contains("Windows"); } /** possibly improvable */ public static String bashQuote(String text) { if (text == null) return null; return "\"" + text .replace("\\", "\\\\") .replace("\"", "\\\"") .replace("\n", "\\n") .replace("\r", "\\r") + "\""; } /** possibly improvable */ public static String winQuote(String text) { if (text == null) return null; return "\"" + text .replace("\\", "\\\\") .replace("\"", "\\\"") .replace("\n", "\\n") .replace("\r", "\\r") + "\""; } static int latestInstalledJavaX() { File[] files = new File(userHome(), ".javax").listFiles(); int v = 0; if (files != null) for (File f : files) { Matcher m = Pattern.compile("x(\\d\\d\\d?)\\.jar").matcher(f.getName()); if (m.matches()) v = Math.max(v, Integer.parseInt(m.group(1))); } return v; } public static File nohup(String cmd) throws IOException { File outFile = File.createTempFile("nohup_" + nohup_sanitize(cmd), ".out"); nohup(cmd, outFile, false); return outFile; } static String nohup_sanitize(String s) { return s.replaceAll("[^a-zA-Z0-9\\-_]", ""); } /** outFile takes stdout and stderr. */ public static void nohup(String cmd, File outFile, boolean append) throws IOException { String command = nohup_makeNohupCommand(cmd, outFile, append); File scriptFile = File.createTempFile("_realnohup", isWindows() ? ".bat" : ""); System.out.println("[Nohup] " + command); try { //System.out.println("[RealNohup] Script file: " + scriptFile.getPath()); saveTextFile(scriptFile.getPath(), command); String[] command2; if (isWindows()) command2 = new String[] {"cmd", "/c", "start", "/b", scriptFile.getPath() }; else command2 = new String[] {"/bin/bash", scriptFile.getPath() }; Process process = Runtime.getRuntime().exec(command2); try { process.waitFor(); } catch (InterruptedException e) { throw new RuntimeException(e); } int value = process.exitValue(); //System.out.println("exit value: " + value); } finally { if (!isWindows()) scriptFile.delete(); } } public static String nohup_makeNohupCommand(String cmd, File outFile, boolean append) { mkdirsForFile(outFile); String command; if (isWindows()) command = cmd + (append ? " >>" : " >") + winQuote(outFile.getPath()) + " 2>&1"; else command = "nohup " + cmd + (append ? " >>" : " >") + bashQuote(outFile.getPath()) + " 2>&1 &"; return command; } public static void mkdirsForFile(File file) { File dir = file.getParentFile(); if (dir != null) // is null if file is in current dir dir.mkdirs(); } // a Lisp-like form static class Lisp implements Iterable { String head; List args = new ArrayList(); Lisp() {} Lisp(String head) { this.head = head;} Lisp(String head, Lisp... args) { this.head = head; this.args.addAll(asList(args)); } Lisp(String head, List args) { this.head = head; for (Object arg : args) add(arg); } public String toString() { if (args.isEmpty()) return quoteIfNotIdentifier(head); List bla = new ArrayList(); for (Lisp a : args) bla.add(a.toString()); String inner = join(", ", bla); if (head.equals("")) return "{" + inner + "}"; // list else return quoteIfNotIdentifier(head) + "(" + inner + ")"; } String raw() { if (!isEmpty ()) fail("not raw: " + this); return head; } Lisp add(Lisp l) { args.add(l); return this; } Lisp add(String s) { args.add(new Lisp(s)); return this; } Lisp add(Object o) { if (o instanceof Lisp) add((Lisp) o); else if (o instanceof String) add((String) o); else fail("Bad argument type: " + structure(o)); return this; } int size() { return args.size(); } boolean isEmpty() { return args.isEmpty(); } Lisp get(int i) { return args.get(i); } String getString(int i) { return get(i).head; } String s(int i) { return getString(i); } boolean isA(String head) { return eq(head, this.head); } boolean is(String... heads) { return asList(heads).contains(head); } // check head for one of these (ignore case) boolean isic(String... heads) { return containsIgnoreCase(heads, head); } public Iterator iterator() { return args.iterator(); } Lisp subList(int fromIndex, int toIndex) { Lisp l = new Lisp(head); l.args.addAll(args.subList(fromIndex, toIndex)); // better to copy here I guess - safe return l; } public boolean equals(Object o) { if (!(o instanceof Lisp)) return false; Lisp l = (Lisp) ( o); return eq (head, l.head) && eq(args, l.args); } } // parser explainer static class Explain { static List primitiveClasses = litlist("quoted", "identifier", "any", "int"); Object parseResult; List tok; List e; List subs = new ArrayList(); static boolean debug; Explain(Object parseResult, List e) { this.e = e; this.parseResult = parseResult; tok = (List) get(parseResult, "tok"); makeSubExplains(); } void makeSubExplains() { for (int i = 4; i < l(e); i++) { List sub = (List) ( get(e, i)); int t1 = (int) get(sub, 0); int t2 = (int) get(sub, 1); String className = getString(sub, 2); List subE = sub; if (!primitiveClasses.contains(className)) subE = (List) call(parseResult, "explainFull", t1, t2, className); if (debug) printF("Explaining * * * => *", t1, t2, className, subE); if (subE == null) subs.add(null); else subs.add(new Explain(parseResult, subE)); } } String className() { return getString(e, 2); } int fromToken() { return (int) get(e, 0); } int toToken() { return (int) get(e, 1); } // return tokens, padded with empty non-code tokens first and last // to make actual CNC List tok() { return concatLists( litlist(""), subList(tok, fromToken(), toToken()-1), litlist("")); } String string() { return join(subList(tok, fromToken(), toToken()-1)); } boolean containsToken(String t) { return main.containsToken(tok(), t); } void findAll(String className, List out) { if (eq(className, className())) out.add(string()); else // << this is new - don't recurse for (Explain e : subs) if (e != null) e.findAll(className, out); } List findAll(String className) { List l = new ArrayList(); findAll(className, l); return l; } // short for findFirst Explain find(String className) { return findFirst(className); } Explain findFirst(String className) { if (eq(className, className())) return this; return findFirstSub(className); } // find class, but exclude myself Explain findFirstSub(String className) { for (Explain e : subs) if (e != null) { Explain result = e.findFirst(className); if (result != null) return result; } return null; } boolean has(String className) { return findFirst(className) != null; } boolean hasSub(String className) { return findFirstSub(className) != null; } void findAll2(String className, List out) { if (eq(className, className())) out.add(this); for (Explain e : subs) if (e != null) e.findAll2(className, out); } List findAll2(String className) { List l = new ArrayList(); findAll2(className, l); return l; } // short for pruneSubs Explain prune(String className) { return pruneSubs(className); } // returns self after pruning Explain pruneSubs(String className) { for (int i = 0; i < l(subs); ) { Explain e = sub(i); if (e == null) ++i; else if (eq(e.className(), className)) subs.remove(i); else { e.pruneSubs(className); ++i; } } return this; } Explain sub(int i) { return get(subs, i); } } // returns null if className is not a parsed main class static Explain explainParse(Object parseResult, String className) { List exp = (List) ( call(parseResult, "explainFull", className)); if (exp == null) return null; return new Explain(parseResult, exp); } static String findBestMatch(String query, List cmds) { query = query.toLowerCase(); Map map = new TreeMap(); for (String cmd : cmds) map.put(cmd, l(commonPrefix(cmd.toLowerCase(), query))); return highest(map); } static abstract class DialogIO { String line; boolean eos; 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 (!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) fail(); line = l; helloRead = false; } } static abstract class DialogHandler { abstract void run(DialogIO io); } static class Matches { String[] m; String get(int i) { return m[i]; } String unq(int i) { return unquote(m[i]); } String fsi(int i) { return formatSnippetID(unq(i)); } 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 String formatSnippetID(String id) { return "#" + parseSnippetID(id); } static String formatSnippetID(long id) { return "#" + id; } static List findAll(JFrame f, Class theClass) { List l = new ArrayList(); scanForComponents(f, theClass, l); return l; } static void printStackTrace(Throwable e) { // we go to system.out now - system.err is nonsense print(getStackTrace(e)); } static A highest(Map map) { return keyWithBiggestValue(map); } static String quoteIfNotIdentifier(String s) { if (s == null) return null; return isJavaIdentifier(s) ? s : quote(s); } static boolean equals(Object a, Object b) { return a == null ? b == null : a.equals(b); } public static String commonPrefix(String a, String b) { int i = 0; while (i < a.length() && i < b.length() && a.charAt(i) == b.charAt(i)) ++i; return a.substring(0, i); } static String find(String pattern, String text) { Matcher matcher = Pattern.compile(pattern).matcher(text); if (matcher.find()) return matcher.group(1); return null; } static boolean containsToken(List tok, String token) { return tok.contains(token); } static void printF(String s, Object... args) { printFormat(s, args); } static String string(Object o) { return String.valueOf(o); } 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) get(o, (String) key); throw fail("Not a string key: " + getClassName(key)); } 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 BufferedReader readLine_reader; static String readLine() { return (String) call(getJavaX(), "readLine"); } static String unq(String s) { return unquote(s); } static A keyWithBiggestValue(Map map) { A best = null; Number bestScore = null; for (A key : keys(map)) { Number score = map.get(key); if (best == null || cmp(score, bestScore) > 0) { best = key; bestScore = score; } } return best; } static String getStackTrace(Throwable throwable) { StringWriter writer = new StringWriter(); throwable.printStackTrace(new PrintWriter(writer)); return writer.toString(); } static void printFormat(String s, Object... args) { print(format(s, args)); } static String getClassName(Object o) { return o == null ? "null" : o.getClass().getName(); } static void scanForComponents(Component c, Class theClass, List l) { if (theClass.isInstance(c)) l.add((A) c); if (c instanceof Container) for (Component comp : ((Container) c).getComponents()) scanForComponents(comp, theClass, l); } static boolean eqic(String a, String b) { if ((a == null) != (b == null)) return false; if (a == null) return true; return a.equalsIgnoreCase(b); } static int cmp(Number a, Number b) { return a == null ? b == null ? 0 : -1 : cmp(a.doubleValue(), b.doubleValue()); } static int cmp(double a, double b) { return a < b ? -1 : a == b ? 0 : 1; } static int cmp(String a, String b) { return a == null ? b == null ? 0 : -1 : a.compareTo(b); } static int cmp(Object a, Object b) { if (a == null) return b == null ? 0 : -1; return ((Comparable) a).compareTo(b); } static Set keys(Map map) { return map.keySet(); } static Set keys(Object map) { return keys((Map) map); } static long startTiming_startTime; static void startTiming() { startTiming_startTime = now(); } static void stopTiming() { long end = now(); print("Time: " + (end-startTiming_startTime) + " ms"); } static String firstToUpper(String s) { if (s.length() == 0) return s; return Character.toUpperCase(s.charAt(0)) + s.substring(1); } static long now_virtualTime; static long now() { return now_virtualTime != 0 ? now_virtualTime : System.currentTimeMillis(); } }