import java.util.*; import java.util.zip.*; import java.util.List; import java.util.regex.*; import java.util.concurrent.*; import java.util.concurrent.atomic.*; import javax.swing.*; import javax.swing.event.*; import javax.swing.text.*; import javax.swing.table.*; import java.io.*; import java.net.*; import java.lang.reflect.*; import java.lang.ref.*; import java.lang.management.*; import java.security.*; import java.security.spec.*; import java.awt.*; import java.awt.event.*; import java.awt.image.*; import javax.imageio.*; import java.math.*; public class main { static PersistentMap theories; // name -> text static MultiMap signMap = new MultiMap(); static Map icCache = new TreeMap(); // lower case name -> text static class Sign { String user, theory, as; long since; } static List signList = new ArrayList(); // v2 of signMap static boolean printTimings = false; public static void main(String[] args) throws Exception { theories = new PersistentMap("theories"); for (String name : getTheoryNames()) icCache.put(name.toLowerCase(), theories.get(name)); load("signMap"); load("signList"); } static synchronized List getTheoryNames() { return new ArrayList(theories.keySet()); } static synchronized boolean hasTheory(String name) { return icCache.containsKey(name.toLowerCase()); } static synchronized String getTheoryOpt(String name) { return icCache.get(name.toLowerCase()); } static synchronized String getTheory(String name) { String text = getTheoryOpt(name); if (text == null) fail("Theory * not found", name); return text; } static synchronized List getTheoriesSignedByAs(String user, String as) { List l = new ArrayList(); for (Sign s : signList) if (eq(s.user, user) && eq(s.as, as)) l.add(s.theory); return l; } static synchronized Sign findSigning(String user, String as, String theory) { for (Sign s : signList) if (eq(s.user, user) && eq(s.as, as) && eq(s.theory, theory)) return s; return null; } static synchronized void theoriesPut(String name, String text) { theories.put(name, text); icCache.put(name.toLowerCase(), text); } static synchronized void theoriesRemove(String name) { theories.remove(name); icCache.remove(name.toLowerCase()); } static String signTheory(String user, String theory, String as) { if (empty(user)) return "go to slack please"; if (!hasTheory(theory)) return "Theory not found"; if (getTheoriesSignedByAs(user, as).contains(theory)) return "You have already signed this theory as " + as + "!"; Sign sign = new Sign(); sign.user = user; sign.theory = theory; sign.as = as; sign.since = now(); signList.add(sign); save("signList"); return format("OK, signed * as *!", theory, as); } static String unsignTheory(String user, String theory, String as) { if (empty(user)) return "go to slack please"; if (!hasTheory(theory)) return "Theory not found"; Sign sign = findSigning(user, as, theory); if (sign == null) return "You have not signed this theory as " + as + "."; signList.remove(sign); save("signList"); return format("OK, unsigned * as *.", theory, as); } synchronized static String answer(String s) { Matches m = new Matches(); //if (!attn()) ret null; if (match("count theories", s, m)) return lstr(theories); if (match("list theories", s, m)) return structure(keys(theories)); if (match("show theory *", s, m)) try { return showTheories(litlist(m.unq(0))); } catch (Throwable __e) { return exceptionToUser(__e); } if (matchStart("show theories", s, m)) try { return showTheories(codeTokensOnly(javaTok(m.rest()))); } catch (Throwable __e) { return exceptionToUser(__e); } if (match("modify theory * *", s, m)) try { String name = m.unq(0), text = m.unq(1); return saveTheory(name, text, true); } catch (Throwable __e) { return exceptionToUser(__e); } if (match("add theory * *", s, m)) try { String name = m.unq(0), text = m.unq(1); return saveTheory(name, text, false); } catch (Throwable __e) { return exceptionToUser(__e); } String line = firstLine(s).trim(); if (startsWithIgnoreCase(line, "theory ") && l(toLines(s)) > 1) try { line = dropPrefixIgnoreCase("theory ", line); line = dropSuffix(":", line).trim(); String name = unquote(line), text = dropFirstLine(s); return saveTheory(name, text, false); } catch (Throwable __e) { return exceptionToUser(__e); } if (match("inc theory * *", s, m) || match("increment theory * *", s, m)) try { String name = m.unq(0), text = m.unq(1); return incrementTheory(name, text); } catch (Throwable __e) { return exceptionToUser(__e); } if (match("sign theory *", s, m)) try { String user = getUserName(); return signTheory(user, m.unq(0), "default"); } catch (Throwable __e) { return exceptionToUser(__e); } if (match("unsign theory *", s, m)) try { String user = getUserName(); return unsignTheory(user, m.unq(0), "default"); } catch (Throwable __e) { return exceptionToUser(__e); } if (match("sign theory * as *", s, m)) try { String user = getUserName(); return signTheory(user, m.unq(0), m.unq(1)); } catch (Throwable __e) { return exceptionToUser(__e); } if (match("unsign theory * as *", s, m)) try { String user = getUserName(); return unsignTheory(user, m.unq(0), m.unq(1)); } catch (Throwable __e) { return exceptionToUser(__e); } if (match("my signed theories", s, m)) try { String user = getUserName(); if (empty(user)) return "go to slack please"; return structure(getTheoriesSignedByAs(user, "default")); } catch (Throwable __e) { return exceptionToUser(__e); } if (match("my theories signed as *", s, m)) try { String user = getUserName(); if (empty(user)) return "go to slack please"; return structure(getTheoriesSignedByAs(user, m.unq(0))); } catch (Throwable __e) { return exceptionToUser(__e); } if (match("theories signed by *", s, m)) try { String user = m.unq(0); return structure(getTheoriesSignedByAs(user, "default")); } catch (Throwable __e) { return exceptionToUser(__e); } if (match("theories page", s) || match("theories url", s)) return getBotURL(); if (!master()) return null; if (match("delete theory *", s, m)) try { String name = m.unq(0); if (hasTheory(name)) { String text = getTheoryOpt(name); logMap("deleted", "name", name, "text", text, "time", now(), "signers", signMap.get(name)); logMap("deleted", "name", name, "signers", signMap.get(name)); theoriesRemove(name); signMap.remove(name); save("signMap"); return format("Theory * backed up & deleted", name); } else return format("Theory * not found", name); } catch (Throwable __e) { return exceptionToUser(__e); } if (match("rename theory * to *", s, m)) try { String name = m.unq(0), newName = m.unq(1); if (hasTheory(newName)) return format("A theory named * already exists", newName); if (hasTheory(name)) { String text = getTheoryOpt(name); theoriesPut(newName, text); theoriesRemove(name); // update signMap List signers = signMap.get(name); signMap.addAll(newName, signers); signMap.remove(name); save("signMap"); return format("Theory * renamed to *", name, newName); } else return format("Theory * not found", name); } catch (Throwable __e) { return exceptionToUser(__e); } return null; } static String showTheories(List theoryNames) { StringBuilder buf = new StringBuilder(); for (String name: theoryNames) { if (!hasTheory(name)) buf.append(format("Theory * not found\n", name)); else { buf.append(quote(name) + "\n" + slackSnippet(getTheoryOpt(name)) + "\n\n"); } } return str(buf).trim(); } static String html(String uri, Map params) { if (eq(uri, "/signList")) return htmlencode(structure(signList)); if (eq(uri, "/theories")) return htmlencode(structure(theories)); if (eq(uri, "/theoriesInc")) { int n = parseInt(or(params.get("n"), "0")); String id = params.get("id"); if (nempty(id) && neq(id, theories.id())) n = 0; int m = (int) theories.file.length(); String text = unnull(loadTextFileStartingFrom(theories.file, n)); //text = substr(text, n); return theories.id() + "\n" + m + "\n" + htmlencode(text); } boolean showMulti = false; List data = new ArrayList(); MultiMap signs = getSigningsByTheory(); for (String name : getTheoryNames()) { String text = unnull(getTheoryOpt(name)); boolean multi = false; Exception error = null; List signings = signs.get(name); List bla = new ArrayList(); for (Sign sign : signings) bla.add(sign.user + " as " + sign.as); Map map = litmap( "Name", htmlencode(name), "Theory", pre(htmlencode(minitrim(rtrim(text)))), "Signed by", htmlencode(join(", ", bla))); if (showMulti) { map.put("Multiple rules?", multi); try { multi = nlIsMultipleStatements(text); } catch (Exception e) { error = e; } } if (error != null) map.put("Parse Error", str(error)); data.add(map); } return h3("Theories!") + htmlTable(data, false); } // preserves formatting of first line static String minitrim(String s) { List l = toLines(s); while (!empty(l) && empty(trim(first(l)))) l.remove(0); return autoUnindent(fromLines(l)); } static String saveTheory(String name, String text, boolean autoModify) { boolean has = hasTheory(name); String oldText = getTheoryOpt(name); String origName = name; int counter = 0; while (has && !autoModify) { name = origName + "." + (char) (((int) 'a') + (++counter)); has = hasTheory(name); } logMap(has ? "modified" : "added", "name", name, "text", text, "time", now(), "oldText", oldText); theoriesPut(name, text); return format((has ? "OK, modified theory *" : "OK, added theory *"), name); } static synchronized long getTheoryCounter(String name) { String text = getTheoryOpt(name + ".count"); return isEmpty(text) ? 0 : parseLong(text); } // returns inc'ed value static synchronized long incTheoryCounter(String name) { long c = getTheoryCounter(name); ++c; theoriesPut(name + ".count", str(c)); return c; } // returned list might include null elements static List getIncrements(String name) { List l = new ArrayList(); long n = getTheoryCounter(name); for (long i = 1; i <= n; i++) l.add(getTheoryOpt(name + "." + i)); return l; } static synchronized String incrementTheory(String name, String newText) { long n = incTheoryCounter(name); return saveTheory(name + "." + n, newText, false); } static synchronized MultiMap getSigningsByTheory() { MultiMap map = new MultiMap(); for (Sign s : signList) map.put(s.theory, s); return map; } static boolean empty(Collection c) { return isEmpty(c); } static boolean empty(String s) { return isEmpty(s); } static boolean empty(Map map) { return map == null || map.isEmpty(); } static 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 trim(String s) { return s == null ? null : s.trim(); } static String trim(StringBuilder buf) { return buf.toString().trim(); } static String trim(StringBuffer buf) { return buf.toString().trim(); } static String htmlTable(Object data) { return htmlTable(data, true); } static String htmlTable(Object data, boolean useHtmlEncode) { return htmlTable(data, useHtmlEncode, false); } static String htmlTable(Object data, boolean useHtmlEncode, boolean useBr) { // prepare table List> rows = new ArrayList>(); List cols = new ArrayList(); if (data instanceof List) { for (Object x : (List) data) try { rows.add(dataToTable_makeRow(x, cols)); } catch (Throwable __e) { printStackTrace(__e); } } else if (data instanceof Map) { Map map = (Map) ( data); for (Object key : map.keySet()) { Object value = map.get(key); rows.add(litlist(structureOrText(key), structureOrText(value))); } } else print("Unknown data type: " + data); // get table width int w = 0; for (List row : rows) w = max(w, l(row)); // construct HTML for table StringBuilder buf = new StringBuilder(); buf.append("\n"); // title buf.append("\n"); for (String cell : padList(cols, w, "?")) buf.append(" \n"); buf.append("\n"); // data for (List row : rows) { buf.append("\n"); for (String cell : padList(row, w, "?")) buf.append(" \n"); buf.append("\n"); } buf.append("
" + htmlTable_encodeCell(cell, useHtmlEncode, useBr) + "
" + htmlTable_encodeCell(cell, useHtmlEncode, useBr) + "
\n"); return buf.toString(); } static String htmlTable_encodeCell(String cell, boolean useHtmlEncode, boolean useBr) { if (useHtmlEncode) cell = htmlEncode(cell); if (useBr) cell = nlToBr(cell); return cell; } static boolean matchStart(String pat, String s) { return matchStart(pat, s, null); } // matches are as you expect, plus an extra item for the rest string static boolean matchStart(String pat, String s, Matches matches) { if (s == null) return false; List tokpat = parse3(pat), toks = parse3(s); if (toks.size() < tokpat.size()) return false; String[] m = match2(tokpat, toks.subList(0, tokpat.size())); //print(structure(tokpat) + " on " + structure(toks) + " => " + structure(m)); if (m == null) return false; else { if (matches != null) { matches.m = new String[m.length+1]; arraycopy(m, matches.m); matches.m[m.length] = join(toks.subList(tokpat.size(), toks.size())); // for Matches.rest() } return true; } } static String getUserName() { return (String) callOpt(getMainBot(), "getUserName"); } static boolean neq(Object a, Object b) { return !eq(a, b); } 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); } public static String loadTextFileStartingFrom(File fileName, int startAt) { try { if (!fileName.exists()) return ""; FileInputStream fileInputStream = new FileInputStream(fileName); fileInputStream.skip(startAt); InputStreamReader inputStreamReader = new InputStreamReader(fileInputStream, "UTF-8"); return loadTextFile(inputStreamReader); } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} static boolean nlIsMultipleStatements(String text) { List tok = codeTokens(snlTok(text)); //ret eq(first(tok), "[") && eq(last(tok), "]"); if (!(eq(first(tok), "[") && eq(last(tok), "]"))) return false; List warnings1 = new ArrayList(); List warnings2 = new ArrayList(); Lisp parse1 = nlParse(tok, true, warnings1); Lisp parse2 = nlParse(subList(tok, 1, l(tok)-1), true, warnings2); //ret !eq(parse1, parse2); return l(warnings2) > l(warnings1); //ret isJuxta(tree) && snlSplitOps(tree) == null; } static String pre(String s) { return tag("pre", s); } static String format(String pat, Object... args) { return format3(pat, args); } static List codeTokensOnly(List tok) { List l = new ArrayList(); for (int i = 1; i < tok.size(); i += 2) l.add(tok.get(i)); return l; } static boolean eq(Object a, Object b) { if (a == null) return b == null; if (a.equals(b)) return true; if (a instanceof BigInteger) { if (b instanceof Integer) return a.equals(BigInteger.valueOf((Integer) b)); if (b instanceof Long) return a.equals(BigInteger.valueOf((Long) b)); } return false; } static Map litmap(Object... x) { TreeMap map = new TreeMap(); for (int i = 0; i < x.length-1; i += 2) if (x[i+1] != null) map.put(x[i], x[i+1]); return map; } static String firstLine(String text) { int i = text.indexOf('\n'); return i >= 0 ? text.substring(0, i) : text; } static String str(Object o) { return String.valueOf(o); } static String autoUnindent(String s) { int n = getIndent(s); if (n == 0) return s; List l = toLines(s); for (int i = 0; i < l(l); i++) l.set(i, substring(l.get(i), n)); return fromLines(l); } 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 String getBotURL(String id) { return mainURL() + parseSnippetID(id); } static String getBotURL() { return getBotURL(programID()); } static Set keys(Map map) { return map.keySet(); } static Set keys(Object map) { return keys((Map) map); } static void save(String varName) { saveLocally(varName); } static void save(String progID, String varName) { saveLocally(progID, varName); } // 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)); } static String unnull(String s) { return s == null ? "" : s; } static List unnull(List l) { return l == null ? emptyList() : l; } static String h3(String s) { return tag("h3", s); } public static String fromLines(List lines) { StringBuilder buf = new StringBuilder(); if (lines != null) for (String line : lines) buf.append(line).append('\n'); return buf.toString(); } static void load(String varName) { readLocally(varName); } static void load(String progID, String varName) { readLocally(progID, varName); } static ArrayList litlist(A... a) { return new ArrayList(Arrays.asList(a)); } static long now_virtualTime; static long now() { return now_virtualTime != 0 ? now_virtualTime : System.currentTimeMillis(); } static List toLines(File f) { return toLines(loadTextFile(f)); } public static List toLines(String s) { List lines = new ArrayList(); if (s == null) return lines; int start = 0; while (true) { int i = toLines_nextLineBreak(s, start); if (i < 0) { if (s.length() > start) lines.add(s.substring(start)); break; } lines.add(s.substring(start, i)); if (s.charAt(i) == '\r' && i+1 < s.length() && s.charAt(i+1) == '\n') i += 2; else ++i; start = i; } return lines; } private static int toLines_nextLineBreak(String s, int start) { for (int i = start; i < s.length(); i++) { char c = s.charAt(i); if (c == '\r' || c == '\n') return i; } return -1; } 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.endsWith("\"") ? s.length()-1 : s.length()); StringBuilder sb = new StringBuilder(st.length()); for (int i = 0; i < st.length(); i++) { char ch = st.charAt(i); if (ch == '\\') { char nextChar = (i == st.length() - 1) ? '\\' : st .charAt(i + 1); // Octal escape? if (nextChar >= '0' && nextChar <= '7') { String code = "" + nextChar; i++; if ((i < st.length() - 1) && st.charAt(i + 1) >= '0' && st.charAt(i + 1) <= '7') { code += st.charAt(i + 1); i++; if ((i < st.length() - 1) && st.charAt(i + 1) >= '0' && st.charAt(i + 1) <= '7') { code += st.charAt(i + 1); i++; } } sb.append((char) Integer.parseInt(code, 8)); continue; } switch (nextChar) { case '\\': ch = '\\'; break; case 'b': ch = '\b'; break; case 'f': ch = '\f'; break; case 'n': ch = '\n'; break; case 'r': ch = '\r'; break; case 't': ch = '\t'; break; case '\"': ch = '\"'; break; case '\'': ch = '\''; break; // Hex Unicode: u???? case 'u': if (i >= st.length() - 5) { ch = 'u'; break; } int code = Integer.parseInt( "" + st.charAt(i + 2) + st.charAt(i + 3) + st.charAt(i + 4) + st.charAt(i + 5), 16); sb.append(Character.toChars(code)); i += 5; continue; default: ch = nextChar; // added by Stefan } i++; } sb.append(ch); } return sb.toString(); } else return s; // return original } static String dropPrefixIgnoreCase(String prefix, String s) { return startsWithIgnoreCase(s, prefix) ? s.substring(l(prefix)) : s; } static A or(A a, A b) { return a != null ? a : b; } static String dropFirstLine(String text) { int i = text.indexOf('\n'); return i >= 0 ? text.substring(i+1) : ""; } static String dropSuffix(String suffix, String s) { return s.endsWith(suffix) ? s.substring(0, l(s)-l(suffix)) : s; } 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 boolean nempty(Collection c) { return !isEmpty(c); } static boolean nempty(String s) { return !isEmpty(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 boolean isEmpty(Collection c) { return c == null || c.isEmpty(); } static boolean isEmpty(String s) { return s == null || s.length() == 0; } static String slackSnippet(Object contents) { if (contents instanceof List) contents = join("\n", (List) contents); String s = str(contents); //ret "```" + (empty(s) ? "\n" : s) + "```"; return "```\n" + s + "```"; } 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(); } // "seen" is now default static String structure(Object o) { return structure(o, 0, new IdentityHashMap()); } static String structure_seen(Object o) { return structure(o, 0, new IdentityHashMap()); } // leave to false, unless unstructure() breaks static boolean structure_allowShortening = false; static String structure(Object o, int stringSizeLimit, IdentityHashMap seen) { if (o == null) return "null"; // these are never back-referenced (for readability) if (o instanceof String) return quote(stringSizeLimit != 0 ? shorten((String) o, stringSizeLimit) : (String) o); if (o instanceof BigInteger) return "bigint(" + o + ")"; if (o instanceof Double) return "d(" + quote(str(o)) + ")"; if (o instanceof Long) return o + "L"; if (seen != null) { Integer ref = seen.get(o); if (ref != null) return "r" + ref; seen.put(o, seen.size()+1); } String name = o.getClass().getName(); StringBuilder buf = new StringBuilder(); if (o instanceof HashSet) return "hashset" + structure(new ArrayList((Set) o), stringSizeLimit, seen); if (o instanceof TreeSet) return "treeset" + structure(new ArrayList((Set) o), stringSizeLimit, seen); if (o instanceof Collection) { for (Object x : (Collection) o) { if (buf.length() != 0) buf.append(", "); buf.append(structure(x, stringSizeLimit, seen)); } 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, seen)); buf.append("="); buf.append(structure(((Map.Entry) e).getValue(), stringSizeLimit, seen)); } 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, seen)); } return "array{" + buf + "}"; } if (o instanceof Class) return "class(" + quote(((Class) o).getName()) + ")"; if (o instanceof Throwable) return "exception(" + quote(((Throwable) o).getMessage()) + ")"; // 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"), stringSizeLimit, seen)); 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$Lisp") && isTrue(call(arg, "isEmpty"))) arg = get(arg, "head"); buf.append(structure(arg, stringSizeLimit, seen)); } buf.append(")"); return str(buf); } int numFields = 0; String fieldName = ""; if (shortName.equals("DynamicObject")) { shortName = (String) get(o, "className"); Map fieldValues = (Map) get(o, "fieldValues"); for (String _fieldName : fieldValues.keySet()) { fieldName = _fieldName; Object value = fieldValues.get(fieldName); if (value != null) { if (buf.length() != 0) buf.append(", "); buf.append(fieldName + "=" + structure(value, stringSizeLimit, seen)); } ++numFields; } } else { // regular class // TODO: go to superclasses too Field[] fields = o.getClass().getDeclaredFields(); for (Field field : fields) { if ((field.getModifiers() & Modifier.STATIC) != 0) continue; fieldName = field.getName(); // skip outer object reference if (fieldName.indexOf("$") >= 0) continue; Object value; try { field.setAccessible(true); value = field.get(o); } catch (Exception e) { value = "?"; } // put special cases here... if (value != null) { if (buf.length() != 0) buf.append(", "); buf.append(fieldName + "=" + structure(value, stringSizeLimit, seen)); } ++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; } // automagically encode a whole map (keys+values) static Map htmlencode(Map o) { HashMap bla = new HashMap(); for (Object key : keys(o)) { Object value = o.get(key); bla.put(htmlencode(key), htmlencode(value)); } return bla; } static String htmlencode(Object o) { return htmlencode(string(o)); } static String htmlencode(String s) { if (s == null) return ""; StringBuilder out = new StringBuilder(Math.max(16, s.length())); for (int i = 0; i < s.length(); i++) { char c = s.charAt(i); if (c > 127 || c == '"' || c == '<' || c == '>' || c == '&') { out.append("&#"); out.append((int) c); out.append(';'); } else { out.append(c); } } return out.toString(); } static boolean master() { return webAuthed() || litlist("stefanreich", "bgrgndz", "okhan", "mrshutco").contains(getUserName()); } static void logMap(File logFile, Map map) { logStructure(logFile, map); } // quick version - log to file in program directory static void logMap(String fileName, Map map) { logStructure(fileName, map); } static void logMap(String fileName, Object... data) { logMap(fileName, litmap(data)); } static int parseInt(String s) { return Integer.parseInt(s); } static long parseLong(String s) { return Long.parseLong(s); } static String lstr(Map map) { return str(l(map)); } static String lstr(List l) { return str(l(l)); } static String lstr(String s) { return str(l(s)); } static boolean startsWithIgnoreCase(String a, String b) { return a != null && a.regionMatches(true, 0, b, 0, b.length()); } 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); } // match2 matches multiple "*" (matches a single token) wildcards and zero or one "..." wildcards (matches multiple tokens) static String[] match2(List pat, List tok) { // standard case (no ...) int i = pat.indexOf("..."); if (i < 0) return match2_match(pat, tok); pat = new ArrayList(pat); // We're modifying it, so copy first pat.set(i, "*"); while (pat.size() < tok.size()) { pat.add(i, "*"); pat.add(i+1, ""); // doesn't matter } return match2_match(pat, tok); } static String[] match2_match(List pat, List tok) { List result = new ArrayList(); if (pat.size() != tok.size()) { /*if (debug) print("Size mismatch: " + structure(pat) + " vs " + structure(tok));*/ return null; } for (int i = 1; i < pat.size(); i += 2) { String p = pat.get(i), t = tok.get(i); /*if (debug) print("Checking " + p + " against " + t);*/ if (eq(p, "*")) result.add(t); else if (!equalsIgnoreCase(unquote(p), unquote(t))) // bold change - match quoted and unquoted now return null; } return result.toArray(new String[result.size()]); } static String format3(String pat, Object... args) { if (args.length == 0) return pat; List tok = javaTokPlusPeriod(pat); int argidx = 0; for (int i = 1; i < tok.size(); i += 2) if (tok.get(i).equals("*")) tok.set(i, format3_formatArg(argidx < args.length ? args[argidx++] : "null")); return join(tok); } static String format3_formatArg(Object arg) { if (arg == null) return "null"; if (arg instanceof String) { String s = (String) arg; return isIdentifier(s) || isNonNegativeInteger(s) ? s : quote(s); } if (arg instanceof Integer || arg instanceof Long) return String.valueOf(arg); return quote(structure(arg)); } // 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 String shorten(String s, int max) { if (s == null) return ""; return s.length() <= max ? s : s.substring(0, Math.min(s.length(), max)) + "..."; } static void dataToTable_dynSet(List l, int i, String s) { while (i >= l.size()) l.add(""); l.set(i, s); } static List dataToTable_makeRow(Object x, List cols) { if (instanceOf(x, "DynamicObject")) x = get_raw(x, "fieldValues"); if (x instanceof Map) { Map m = (Map) ( x); List row = new ArrayList(); for (Object _field : m.keySet()) { String field = (String) ( _field); Object value = m.get(field); int col = cols.indexOf(field); if (col < 0) { cols.add(field); col = cols.size()-1; } dataToTable_dynSet(row, col, structureOrText(value)); } return row; } return litlist(structureOrText(x)); } static String tag(String tag, String contents, Object... params) { return htag(tag, contents, params); } static String tag(String tag, StringBuilder contents, Object... params) { return htag(tag, contents, params); } static String tag(String tag, StringBuffer contents, Object... params) { return htag(tag, contents, params); } static int getIndent(String s) { int n = Integer.MAX_VALUE; for (String l : toLines(s)) { int i = 0; while (i < l(l) && l.charAt(i) == ' ') ++i; n = min(n, i); } return n; } static A last(List l) { return l.isEmpty() ? null : l.get(l.size()-1); } static void saveLocally(String variableName) { saveLocally(programID(), variableName); } static synchronized void saveLocally(String progID, String variableName) { File textFile = new File(programDir(progID), variableName + ".text"); File structureFile = new File(programDir(progID), variableName + ".structure"); Object x = get(main.class, variableName); if (x == null) { textFile.delete(); structureFile.delete(); } else if (x instanceof String) { structureFile.delete(); saveTextFile(textFile, (String) x); } else { textFile.delete(); saveTextFile(structureFile, structure(x)); } } static List padList(List l, int w, A a) { if (l(l) >= w) return l; List x = cloneList(l); while (l(x) < w) x.add(a); return x; } static void logStructure(File logFile, Object o) { logQuoted(logFile, structure(o)); } // quick version - log to file in program directory static void logStructure(String fileName, Object o) { logStructure(getProgramFile(fileName), o); } static String string(Object o) { return String.valueOf(o); } static Object callOpt(Object o, String method, Object... args) { try { if (o == null) return null; if (o instanceof Class) { Method m = callOpt_findStaticMethod((Class) o, method, args, false); if (m == null) return null; m.setAccessible(true); return m.invoke(null, args); } else { Method m = callOpt_findMethod(o, method, args, false); if (m == null) return null; m.setAccessible(true); return m.invoke(o, args); } } catch (Exception e) { throw new RuntimeException(e); } } static Method callOpt_findStaticMethod(Class c, String method, Object[] args, boolean debug) { Class _c = c; while (c != null) { for (Method m : c.getDeclaredMethods()) { if (debug) System.out.println("Checking method " + m.getName() + " with " + m.getParameterTypes().length + " parameters");; if (!m.getName().equals(method)) { if (debug) System.out.println("Method name mismatch: " + method); continue; } if ((m.getModifiers() & Modifier.STATIC) == 0 || !callOpt_checkArgs(m, args, debug)) continue; return m; } c = c.getSuperclass(); } return null; } static Method callOpt_findMethod(Object o, String method, Object[] args, boolean debug) { Class c = o.getClass(); while (c != null) { for (Method m : c.getDeclaredMethods()) { if (debug) System.out.println("Checking method " + m.getName() + " with " + m.getParameterTypes().length + " parameters");; if (m.getName().equals(method) && callOpt_checkArgs(m, args, debug)) return m; } c = c.getSuperclass(); } return null; } private static boolean callOpt_checkArgs(Method m, Object[] args, boolean debug) { Class[] types = m.getParameterTypes(); if (types.length != args.length) { if (debug) System.out.println("Bad parameter length: " + args.length + " vs " + types.length); return false; } for (int i = 0; i < types.length; i++) if (!(args[i] == null || isInstanceX(types[i], args[i]))) { if (debug) System.out.println("Bad parameter " + i + ": " + args[i] + " vs " + types[i]); return false; } return true; } static String nlToBr(String s) { return s.replace("\n", "
\n"); } static List parse3(String s) { return dropPunctuation(javaTokPlusPeriod(s)); } static Object mainBot; static Object getMainBot() { return mainBot; } static String substring(String s, int x) { return safeSubstring(s, x); } static String substring(String s, int x, int y) { return safeSubstring(s, x, y); } 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 List emptyList() { return Collections.emptyList(); } static void arraycopy(Object[] a, Object[] b) { int n = min(a.length, b.length); for (int i = 0; i < n; i++) b[i] = a[i]; } // 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 AtomicInteger nlParse_count = new AtomicInteger(); // how often did we parse something? static Lisp nlParse(String s) { return nlParse(s, true); } static Lisp nlParse(String s, boolean unbracket) { return nlParse(codeTokens(snlTok(s)), unbracket, null); } static Lisp nlParse(List tok) { return nlParse(tok, true, null); } static Lisp nlParse(List tok, boolean unbracket, List warnings) { nlParse_count.incrementAndGet(); class Entry { int i; Lisp tree; String wrapper; Entry(int i) { this.i = i; tree = lisp("[]"); } Entry(int i, String bracket) { this.i = i; tree = lisp("[]"); wrapper = bracket; } Lisp wrapped() { Lisp t = nlUnbracket(tree); return wrapper == null ? t : lisp(wrapper, t); } } List stack = new ArrayList(); stack.add(new Entry(0)); for (int i = 0; i < l(tok); i++) { String t = tok.get(i); if (eq(t, "[") || eq(t, "(")) { stack.add(new Entry(i, eq(t, "(") ? "()" : null)); } else if (eq(t, "]") || eq(t, ")")) { if (l(stack) == 1) warn("too many closing brackets", warnings); else { Entry e = popLast(stack); /*if (!bracketsMatch(tok.get(e.i), t)) warn("non-matching brackets");*/ last(stack).tree.add(e.wrapped()); } } else last(stack).tree.add(t); } while (l(stack) > 1) { warn("too many opening brackets", warnings); Entry e = popLast(stack); last(stack).tree.add(e.wrapped()); } Lisp result = last(stack).wrapped(); return unbracket ? nlUnbracket(result) : result; } static void readLocally(String varNames) { readLocally(programID(), varNames); } // read a string variable from standard storage // does not overwrite variable contents if there is no file static synchronized void readLocally(String progID, String varNames) { for (String variableName : codeTokensOnly(javaTok(varNames))) { File textFile = new File(programDir(progID), variableName + ".text"); File structureFile = new File(programDir(progID), variableName + ".structure"); String value = loadTextFile(textFile); if (value != null) set(main.class, variableName, value); else { value = loadTextFile(structureFile); if (value != null) readLocally_set(main.class, variableName, unstructure(value)); } } } static void readLocally_set(Class c, String varName, Object value) { Object oldValue = get(c, varName); if (oldValue instanceof List && !(oldValue instanceof ArrayList) && value != null) { // Assume it's a synchroList. value = synchroList((List) value); } set(c, varName, value); } static String programID() { return getProgramID(); } static boolean webAuthed() { return eq(Boolean.TRUE, callOpt(getBot("#1002590"), "currentHttpRequestAuthorized")); } // 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.isLetterOrDigit(s.charAt(j))); else ++j; tok.add(s.substring(i, j)); i = j; } if ((tok.size() % 2) == 0) tok.add(""); return tok; } 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); } 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 List codeTokens(List tok) { return codeTokensOnly(tok); } 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; } // 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 String structureOrText(Object o) { return o instanceof String ? (String) o : structure(o); } static volatile StringBuffer local_log = new StringBuffer(); // not redirected static volatile StringBuffer print_log = local_log; // might be redirected, e.g. to main bot // in bytes - will cut to half that static volatile int print_log_max = 1024*1024; static volatile int local_log_max = 100*1024; static void print() { print(""); } static void print(Object o) { String s = String.valueOf(o) + "\n"; StringBuffer loc = local_log; StringBuffer buf = print_log; int loc_max = print_log_max; if (buf != loc && buf != null) { print_append(buf, s, print_log_max); loc_max = local_log_max; } if (loc != null) print_append(loc, s, loc_max); System.out.print(s); } static void print(long l) { print(String.valueOf(l)); } static void print_append(StringBuffer buf, String s, int max) { synchronized(buf) { buf.append(s); max /= 2; if (buf.length() > max) try { int newLength = max/2; int ofs = buf.length()-newLength; String newString = buf.substring(ofs); buf.setLength(0); buf.append("[...] ").append(newString); } catch (Exception e) { buf.setLength(0); } } } static String htmlEncode(String s) { return htmlencode(s); } 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; } // best guess for our main URL (with trailing /) // should improve (return actual server name!) static String mainURL() { Object bot = getBot("#1002596"); // System URL Bot if (bot != null) try { String url = (String) call(bot, "getBaseURL"); if (nempty(url)) return addSlash(url); } catch (Throwable __e) { printStackTrace(__e); } int port = webServerPort(); return "http://" + myBestIP() + (port == 80 ? "" : ":" + port) + "/"; } static String htag(String tag, String contents, Object... params) { StringBuilder buf = new StringBuilder(); buf.append("<" + tag); for (int i = 0; i < l(params); i += 2) { Object val = get(params, i+1); if (val != null) { String s = str(val); if (!empty(s)) buf.append(" " + get(params, i) + "=" + htmlQuote(s)); } } buf.append(">" + contents + ""); return str(buf); } // the usual convenience shortcut for StringBuilder instead of string... static String htag(String tag, StringBuilder contents, Object... params) { return htag(tag, str(contents), params); } // same with StringBuffer static String htag(String tag, StringBuffer contents, Object... params) { return htag(tag, str(contents), params); } // hopefully covers all cases :) static String safeSubstring(String s, int x, int y) { if (s == null) return null; if (x < 0) x = 0; if (x > s.length()) return ""; if (y < x) y = x; if (y > s.length()) y = s.length(); return s.substring(x, y); } static String safeSubstring(String s, int x) { return safeSubstring(s, x, l(s)); } static Object getBot(String botID) { return call(getMainBot(), "getBot", botID); } static boolean equalsIgnoreCase(String a, String b) { return a == null ? b == null : a.equalsIgnoreCase(b); } static String shortenSnippetID(String snippetID) { if (snippetID.startsWith("#")) snippetID = snippetID.substring(1); String httpBlaBla = "http://tinybrain.de/"; if (snippetID.startsWith(httpBlaBla)) snippetID = snippetID.substring(httpBlaBla.length()); return "" + parseLong(snippetID); } static List cloneList(List l) { //O mutex = getOpt(l, "mutex"); /*if (mutex != null) synchronized(mutex) { ret new ArrayList(l); } else ret new ArrayList(l);*/ // assume mutex is equal to collection, which will be true unless you explicitly pass a mutex to synchronizedList() which no one ever does. synchronized(l) { return new ArrayList(l); } } static Lisp nlUnbracket(Lisp tree) { while (tree.is("[]", 1)) tree = tree.get(0); return tree; } static String programID; static String getProgramID() { return programID; } // TODO: ask JavaX instead static String getProgramID(Class c) { return or((String) getOpt(c, "programID"), "?"); } static String getProgramID(Object o) { return getProgramID(getMainClass(o)); } 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 newObject("main$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 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 webServerPort() { Object port = getOpt(getMainBot(), "webServerPort"); return port == null ? 0 : (int) port; } static void set(Object o, String field, Object value) { if (o instanceof Class) set((Class) o, field, value); else try { Field f = set_findField(o.getClass(), field); smartSet(f, o, value); } catch (Exception e) { throw new RuntimeException(e); } } static void set(Class c, String field, Object value) { try { Field f = set_findStaticField(c, field); smartSet(f, null, value); } catch (Exception e) { throw new RuntimeException(e); } } static Field set_findField(Class c, String field) { for (Field f : c.getDeclaredFields()) if (f.getName().equals(field)) return f; throw new RuntimeException("Field '" + field + "' not found in " + c.getName()); } static Field set_findStaticField(Class c, String field) { for (Field f : c.getDeclaredFields()) if (f.getName().equals(field) && (f.getModifiers() & Modifier.STATIC) != 0) return f; throw new RuntimeException("Static field '" + field + "' not found in " + c.getName()); } static boolean isIdentifier(String s) { return isJavaIdentifier(s); } static boolean instanceOf(Object o, String className) { if (o == null) return false; String c = o.getClass().getName(); return eq(c, className) || eq(c, "main$" + className); } static File programDir() { return programDir(getProgramID()); } static File programDir(String snippetID) { return new File(javaxDataDir(), formatSnippetID(snippetID)); } // 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 boolean isNonNegativeInteger(String s) { return s != null && Pattern.matches("\\d+", s); } // make a lisp form static Lisp lisp(String head, Object... args) { Lisp l = new Lisp(head); for (Object o : args) l.add(o); return l; } static Lisp lisp(String head, List args) { return new Lisp(head, args); } static boolean warn_on = false; static void warn(String s) { if (warn_on) print("Warn: " + s); } static void warn(String s, List warnings) { warn(s); if (warnings != null) warnings.add(s); } /** 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); } } // This is made for NL parsing. // It's javaTok extended with "..." token, "$n" and "#n" and // special quotes (which are converted to normal ones). static List javaTokPlusPeriod(String s) { List tok = new ArrayList(); int l = s.length(); int i = 0; while (i < l) { int j = i; char c; String cc; // scan for whitespace while (j < l) { c = s.charAt(j); cc = s.substring(j, Math.min(j+2, l)); if (c == ' ' || c == '\t' || c == '\r' || c == '\n') ++j; else if (cc.equals("/*")) { do ++j; while (j < l && !s.substring(j, Math.min(j+2, l)).equals("*/")); j = Math.min(j+2, l); } else if (cc.equals("//")) { do ++j; while (j < l && "\r\n".indexOf(s.charAt(j)) < 0); } else break; } tok.add(s.substring(i, j)); i = j; if (i >= l) break; c = s.charAt(i); cc = s.substring(i, Math.min(i+2, l)); // scan for non-whitespace if (c == '\u201C' || c == '\u201D') c = '"'; // normalize quotes if (c == '\'' || c == '"') { char opener = c; ++j; while (j < l) { char _c = s.charAt(j); if (_c == '\u201C' || _c == '\u201D') _c = '"'; // normalize quotes if (_c == opener) { ++j; break; } else if (s.charAt(j) == '\\' && j+1 < l) j += 2; else ++j; } if (j-1 >= i+1) { tok.add(opener + s.substring(i+1, j-1) + opener); i = j; continue; } } else if (Character.isJavaIdentifierStart(c)) do ++j; while (j < l && (Character.isJavaIdentifierPart(s.charAt(j)) || s.charAt(j) == '\'')); // for things like "this one's" else if (Character.isDigit(c)) do ++j; while (j < l && Character.isDigit(s.charAt(j))); else if (cc.equals("[[")) { do ++j; while (j+1 < l && !s.substring(j, j+2).equals("]]")); j = Math.min(j+2, l); } else if (cc.equals("[=") && i+2 < l && s.charAt(i+2) == '[') { do ++j; while (j+2 < l && !s.substring(j, j+3).equals("]=]")); j = Math.min(j+3, l); } else if (s.substring(j, Math.min(j+3, l)).equals("...")) j += 3; else if (c == '$' || c == '#') do ++j; while (j < l && Character.isDigit(s.charAt(j))); else ++j; tok.add(s.substring(i, j)); i = j; } if ((tok.size() % 2) == 0) tok.add(""); return tok; } static boolean booleanValue(Object o) { return eq(true, o); } static String myBestIP() { return first(getMyIPs()); } static void logQuoted(String logFile, String line) { logQuoted(getProgramFile(logFile), line); } static void logQuoted(File logFile, String line) { appendToFile(logFile, quote(line) + "\n"); } static List synchroList() { return Collections.synchronizedList(new ArrayList()); } static List synchroList(List l) { return Collections.synchronizedList(l); } static File getProgramFile(String progID, String fileName) { return new File(getProgramDir(progID), fileName); } static File getProgramFile(String fileName) { return getProgramFile(getProgramID(), fileName); } static List dropPunctuation_keep = litlist("*", "<", ">"); static List dropPunctuation(List tok) { tok = new ArrayList(tok); for (int i = 1; i < tok.size(); i += 2) { String t = tok.get(i); if (t.length() == 1 && !Character.isLetter(t.charAt(0)) && !Character.isDigit(t.charAt(0)) && !dropPunctuation_keep.contains(t)) { tok.set(i-1, tok.get(i-1) + tok.get(i+1)); tok.remove(i); tok.remove(i); i -= 2; } } return tok; } static String dropPunctuation(String s) { return join(dropPunctuation(nlTok(s))); } static A popLast(List l) { return liftLast(l); } static String addSlash(String s) { return s.endsWith("/") ? s : s + "/"; } // currently finds only inner classes of class "main" // returns null on not found // this is the simple version that is not case-tolerant static Class findClass(String name) { try { return Class.forName("main$" + name); } catch (ClassNotFoundException e) { return null; } } static 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 A liftLast(List l) { if (l.isEmpty()) return null; int i = l(l)-1; A a = l.get(i); l.remove(i); return a; } static String htmlQuote(String s) { return "\"" + htmlencode(s) + "\""; } static Object newObject(Class c, Object... args) { return nuObject(c, args); } static Object newObject(String className, Object... args) { return nuObject(className, args); } static boolean isLongConstant(String s) { if (!s.endsWith("L")) return false; s = s.substring(0, l(s)-1); return isInteger(s); } static Class getMainClass() { try { return Class.forName("main"); } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} static Class getMainClass(Object o) { try { return (o instanceof Class ? (Class) o : o.getClass()).getClassLoader().loadClass("main"); } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} static File getProgramDir() { return programDir(); } static File getProgramDir(String snippetID) { return programDir(snippetID); } static boolean isInteger(String s) { return s != null && Pattern.matches("\\-?\\d+", s); } // Let's just generally synchronize this to be safe. static synchronized void appendToFile(String path, String s) { try { new File(path).getParentFile().mkdirs(); //print("[Logging to " + path + "]"); Writer writer = new BufferedWriter(new OutputStreamWriter( new FileOutputStream(path, true), "UTF-8")); writer.write(s); writer.close(); } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} static void appendToFile(File path, String s) { appendToFile(path.getPath(), s); } static String formatSnippetID(String id) { return "#" + parseSnippetID(id); } static String formatSnippetID(long id) { return "#" + id; } static List getMyIPs() { try { TreeSet ips = new TreeSet(); Enumeration interfaces = NetworkInterface.getNetworkInterfaces(); while (interfaces.hasMoreElements()) { NetworkInterface iface = interfaces.nextElement(); // filters out 127.0.0.1 and inactive interfaces if (iface.isLoopback() || !iface.isUp()) continue; Enumeration addresses = iface.getInetAddresses(); while(addresses.hasMoreElements()) { InetAddress addr = addresses.nextElement(); String ip = addr.getHostAddress(); if (ip.startsWith("127.")) continue; ips.add(ip); } } return new ArrayList(ips); } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} static Object nuObject(String className, Object... args) { try { return nuObject(Class.forName(className), args); } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} 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 File javaxDataDir_dir; // can be set to work on different base dir static File javaxDataDir() { return javaxDataDir_dir != null ? javaxDataDir_dir : new File(userHome(), "JavaX-Data"); } static double parseDouble(String s) { return Double.parseDouble(s); } static void smartSet(Field f, Object o, Object value) throws Exception { f.setAccessible(true); // take care of common case (long to int) if (f.getType() == int.class && value instanceof Long) value = ((Long) value).intValue(); f.set(o, value); } static 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 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 isAndroid() { return System.getProperty("java.vendor").toLowerCase().indexOf("android") >= 0; } // a Lisp-like form static class Lisp implements Iterable { String head; List args = new ArrayList(); Object more; // additional info, user-defined 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); } // INEFFICIENT 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(); } boolean isLeaf() { 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 head, int size) { return isA(head) && size() == size; } boolean is(String head) { return isA(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 == null || o.getClass() != Lisp.class) return false; Lisp l = (Lisp) ( o); return eq (head, l.head) && eq(args, l.args); } Lisp addAll(List args) { for (Object arg : args) add(arg); return this; } String unquoted() { return unquote(raw()); } String unq() { return unquoted(); } } 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 class MultiMap { Map> data = new HashMap>(); MultiMap() {} MultiMap(MultiMap map) { putAll(map); } public void put(A key, B value) { List list = data.get(key); if (list == null) data.put(key, list = new ArrayList()); list.add(value); } public void addAll(A key, Collection values) { putAll(key, values); } public void addAllIfNotThere(A key, Collection values) { for (B value : values) setPut(key, value); } void setPut(A key, B value) { if (!containsPair(key, value)) put(key, value); } boolean containsPair(A key, B value) { return get(key).contains(value); } public void putAll(A key, Collection values) { for (B value : values) put(key, value); } void removeAll(A key, Collection values) { for (B value : values) remove(key, value); } public List get(A key) { List list = data.get(key); return list == null ? Collections. emptyList() : list; } // returns actual mutable live list // creates the list if not there public List getActual(A key) { List list = data.get(key); if (list == null) data.put(key, list = litlist()); return list; } void clean(A key) { List list = data.get(key); if (list != null && list.isEmpty()) data.remove(key); } public Set keySet() { return data.keySet(); } public Set keys() { return data.keySet(); } public void remove(A key) { data.remove(key); } public void remove(A key, B value) { List list = data.get(key); if (list != null) { list.remove(value); if (list.isEmpty()) data.remove(key); } } public void clear() { data.clear(); } public boolean containsKey(A key) { return data.containsKey(key); } public B getFirst(A key) { List list = get(key); return list.isEmpty() ? null : list.get(0); } public void putAll(MultiMap map) { for (A key : map.keySet()) putAll(key, map.get(key)); } // note: expensive operation int size() { int n = 0; for (List l : data.values()) n += l(l); return n; } // expensive operation List reverseGet(B b) { List l = new ArrayList(); for (A key : data.keySet()) if (data.get(key).contains(b)) l.add(key); return l; } } // a persistent map using a clever combination of persisting and logging // (well, only logging as of now) // Note: don't put in static initializer (programID not set yet) static class PersistentMap extends AbstractMap { Map m = new TreeMap(); File file; String id; // unique ID of this map PersistentMap(String fileName) { this(getProgramFile(fileName)); } PersistentMap(String progID, String fileName) { this(getProgramFile(progID, fileName)); } PersistentMap(File file) { this.file = file; for (String s : scanLog(file)) try { List l = (List) ( unstructure(s)); Object cmd = l.get(0); if (eq(cmd, "add")) m.put((A) l.get(1), (B) l.get(2)); else if (eq(cmd, "remove")) m.remove((A) l.get(1)); else if (eq(cmd, "id")) id = (String) l.get(1); else print("Unknown command in log: " + l.get(0)); } catch (Throwable __e) { printStackTrace(__e); } if (id == null) { id = makeRandomID(12); logQuoted(file, structure(litlist("id", id))); } } // just delegates public int size() { return m.size(); } public B get(Object a) { return m.get(a); } // TODO: calling remove() in the iterator will have unpersisted // effects. public Set> entrySet() { return m.entrySet(); } // delegates with logging public B put(A a, B b) { B c = m.get(a); if (neq(b, c)) { m.put(a, b); logQuoted(file, structure(litlist("add", a, b))); } return c; } public B remove(Object a) { B result = m.remove(a); logQuoted(file, structure(litlist("remove", a))); return result; } // unique id of this map public String id() { return id; } } 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 void printStackTrace(Throwable e) { // we go to system.out now - system.err is nonsense print(getStackTrace(e)); } static void printStackTrace() { printStackTrace(new Throwable()); } static String quoteIfNotIdentifier(String s) { if (s == null) return null; return isJavaIdentifier(s) ? s : quote(s); } static List scanLog(String progID, String fileName) { return scanLog(getProgramFile(progID, fileName)); } static List scanLog(String fileName) { return scanLog(getProgramFile(fileName)); } static List scanLog(File file) { List l = new ArrayList(); for (String s : toLines(file)) if (isQuoted(s)) l.add(unquote(s)); return l; } static boolean equals(Object a, Object b) { return a == null ? b == null : a.equals(b); } // also logs full exception to console static String exceptionToUser(Throwable e) { return throwableToUser(e); } static String makeRandomID(int length) { Random random = new Random(); char[] id = new char[length]; for (int i = 0; i < id.length; i++) id[i] = (char) ((int) 'a' + random.nextInt(26)); return new String(id); } static 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 String getStackTrace(Throwable throwable) { StringWriter writer = new StringWriter(); throwable.printStackTrace(new PrintWriter(writer)); return writer.toString(); } // 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 String getClassName(Object o) { return o == null ? "null" : o.getClass().getName(); } static boolean eqic(String a, String b) { if ((a == null) != (b == null)) return false; if (a == null) return true; return a.equalsIgnoreCase(b); } // also logs full exception to console static String throwableToUser(Throwable e) { return formatExceptionForUser(e); } // also logs full exception to console static String formatExceptionForUser(Throwable e) { printStackTrace(e); String msg = unnull(e.getMessage()); if (msg.indexOf("Error") < 0 && msg.indexOf("Exception") < 0) return dropPrefix("java.lang.", str(e)); else return msg; } static String dropPrefix(String prefix, String s) { return s.startsWith(prefix) ? s.substring(l(prefix)) : s; } }