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 JTable tbl; static List data = new ArrayList(); public static void main(String[] args) throws Exception { data = (List) unstructure(loadSnippet("#1001610"), true); JFrame frame = new JFrame("A Table"); frame.setBounds(10, 10, 400, 400); tbl = new JTable(); updateTable(); frame.getContentPane().add(new JScrollPane(tbl)); frame.setVisible(true); } static void updateTable() { List> rows = new ArrayList>(); List cols = new ArrayList(); if (data != null) for (Object x : data) try { if (x instanceof DynamicObject) { DynamicObject dO = (DynamicObject) ( x); List row = new ArrayList(); for (String field : dO.fieldValues.keySet()) { Object value = dO.fieldValues.get(field); int col = cols.indexOf(field); if (col < 0) { cols.add(field); col = cols.size()-1; } dynSet(row, col, value instanceof String ? (String) value : structure(value)); } rows.add(row); } else rows.add(litlist("?")); } catch (Throwable __e) { __e.printStackTrace(); } fillTableWithStrings(tbl, rows, cols); } static void dynSet(List l, int i, String s) { while (i >= l.size()) l.add(""); l.set(i, s); } static void fillTableWithStrings(final JTable table, List> rows, List colNames) { fillTableWithStrings(table, rows, toStringArray(colNames)); } // thread-safe static void fillTableWithStrings(final JTable table, List> rows, String... colNames) { Object[][] data = new Object[rows.size()][]; int w = 0; for (int i = 0; i < rows.size(); i++) { List l = rows.get(i); Object[] r = new Object[l.size()]; for (int j = 0; j < l.size(); j++) r[j] = l.get(j); data[i] = r; w = Math.max(w, l.size()); } Object[] columnNames = new Object[w]; for (int i = 0; i < w; i++) columnNames[i] = i < l(colNames) ? colNames[i] : "?"; final DefaultTableModel model = new DefaultTableModel(data, columnNames); SwingUtilities.invokeLater(new Runnable() { public void run() { try { setTableModel(table, model); } catch (Exception _e) { throw _e instanceof RuntimeException ? (RuntimeException) _e : new RuntimeException(_e); } } }); } static int l(Object[] array) { return array == null ? 0 : array.length; } static int l(List list) { return list == null ? 0 : list.size(); } static int l(String s) { return s == null ? 0 : s.length(); } static Throwable pcall(Runnable r) { try { r.run(); return null; } catch (Throwable e) { return 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("{")) return parseMap(); if (t.equals("[")) return parseList(); 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 (isInteger(t)) { i += 2; return Long.parseLong(t); } 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) set(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 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 parseMap() { consume("{"); Map map = new TreeMap(); while (!tok.get(i).equals("}")) { String key = unquote(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 ArrayList litlist(A... a) { return new ArrayList(Arrays.asList(a)); } 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) { 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 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 Collection) { // TODO: store the type (e.g. HashSet/TreeSet) 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 "{" + 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); // 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\\$", ""); 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 void setTableModel(JTable table, TableModel model) { int i = table.getSelectedRow(); table.setModel(model); if (i >= 0 && i < model.getRowCount()) table.setRowSelectionInterval(i, i); } static String getSnippetFromBossBot(long snippetID) { return boss(format3("get text for *", snippetID)); } 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[] 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 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; } // 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 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 String md5(String text) { try { return bytesToHex(md5_impl(text.getBytes("UTF-8"))); // maybe different than the way PHP does it... } catch (Exception e) { throw e instanceof RuntimeException ? (RuntimeException) e : new RuntimeException(e); } } public 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); } } // 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) { ++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))); 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 ++j; tok.add(s.substring(i, j)); i = j; } if ((tok.size() % 2) == 0) tok.add(""); return tok; } /** 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); } } 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(); } 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; } i++; } sb.append(ch); } return sb.toString(); } else return s; // return original } 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 { return loadPage(url.openConnection(), url); } 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) { try { System.out.println("Loading: " + url.toExternalForm()); return loadPage(url.openConnection(), url); } catch (IOException e) { throw new RuntimeException(e); } } 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 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); f.setAccessible(true); f.set(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); f.setAccessible(true); f.set(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()); } 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 RuntimeException fail() { throw new RuntimeException("fail"); } static RuntimeException fail(Object msg) { throw new RuntimeException(String.valueOf(msg)); } static boolean isInteger(String s) { return Pattern.matches("\\-?\\d+", s); } static Object get(Object o, String field) { if (o instanceof Class) return get((Class) o, 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) { 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 Field get_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 String shorten(String s, int max) { return s.length() <= max ? s : s.substring(0, Math.min(s.length(), max)) + "..."; } public static long parseSnippetID(String snippetID) { return Long.parseLong(shortenSnippetID(snippetID)); } 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 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) return quote((String) arg); return quote(structure(arg)); } // 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; return type.isInstance(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 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 snippetID; } static int len(Object[] array) { return array == null ? 0 : array.length; } static int len(List list) { return list == null ? 0 : list.size(); } static int len(String s) { return s == null ? 0 : s.length(); } static class Matches { String[] m; String unq(int i) { return unquote(m[i]); } String fsi(int i) { return formatSnippetID(unq(i)); } boolean bool(int i) { return parseBoolean(unq(i)); } } static boolean parseBoolean(String s) { return "true".equals(s); } // parseBoolean // class Matches 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; List tokpat = parse3(pat), toks = parse3(s); 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 abstract class DialogIO { abstract boolean isStillConnected(); abstract String readLineNoBlock(); abstract boolean waitForLine(); abstract void sendLine(String line); abstract boolean isLocalConnection(); abstract Socket getSocket(); abstract void close(); String readLine() { waitForLine(); return readLineNoBlock(); } String ask(String s, Object... args) { if (args.length != 0) s = format3(s, args); sendLine(s); return readLine(); } String askLoudly(String s, Object... args) { if (args.length != 0) s = format3(s, args); print("> " + s); sendLine(s); String answer = readLine(); print("< " + answer); return answer; } } static abstract class DialogHandler { abstract void run(DialogIO io); } // DialogIO 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() { String line; boolean buff; boolean isLocalConnection() { return s.getInetAddress().isLoopbackAddress(); } boolean isStillConnected() { return !(buff || s.isClosed()); } String readLineNoBlock() { String l = line; line = null; return l; } boolean waitForLine() { try { if (line != null) return true; //print("Readline"); line = in.readLine(); //print("Readline done: " + line); if (line == null) buff = true; return line != null; } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} void sendLine(String line) { try { w.write(line + "\n"); w.flush(); } 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; } void pushback(String l) { if (line != null) fail(); line = l; } }; } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} // This is made for NL parsing. // It's javaTok extended with "..." token, "$n" and "#n" 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 == '\'' || c == '"') { char opener = c; ++j; while (j < l) { if (s.charAt(j) == opener) { ++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)) || 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 Class include(String progID) { Class c = hotwire(progID); setOpt(c, "programID", getProgramID()); return c; } static List parse3(String s) { return dropPunctuation(javaTokPlusPeriod(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 ("*".equals(p)) result.add(t); else if (!p.equalsIgnoreCase(t)) return null; } return result.toArray(new String[result.size()]); } static void print() { System.out.println(); } static void print(Object o) { System.out.println(o); } static void print(long i) { System.out.println(i); } static String programID; static String getProgramID() { return programID; } 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) return; f.setAccessible(true); f.set(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) return; f.setAccessible(true); f.set(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 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)) && !t.equals("*")) { tok.set(i-1, tok.get(i-1) + tok.get(i+1)); tok.remove(i); tok.remove(i); i -= 2; } } return tok; } // compile JavaX source, load classes & return main class // src can be a snippet ID or actual source code 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"); 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); } } static String programID() { return getProgramID(); } static Object callOpt(Object o, String method, Object... args) { try { 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 Class __javax; static Class getJavaX() { return __javax; } public static boolean isSnippetID(String s) { try { parseSnippetID(s); return true; } catch (RuntimeException e) { return false; } } 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 BufferedReader readLine_reader; static String readLine() { return (String) call(getJavaX(), "readLine"); } static String formatSnippetID(String id) { return "#" + parseSnippetID(id); } static String formatSnippetID(long id) { return "#" + id; } }