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.*; import android.app.*; import android.content.*; import android.os.Bundle; import android.view.View; import android.view.View.OnClickListener; import android.speech.RecognitionListener; import android.speech.RecognizerIntent; import android.speech.SpeechRecognizer; import android.widget.Button; import android.widget.TextView; import android.util.Log; import android.media.*; import android.app.Activity; import android.widget.*; import android.graphics.*; import android.app.Activity; import android.widget.*; import android.graphics.*; import android.app.*; import android.media.*; import android.net.*; import android.app.Activity; import android.app.Activity; import android.speech.tts.*; import android.view.View; import android.app.Activity; import android.speech.tts.*; import android.content.Context; public class main { static SpeechRecognizer sr; static final String TAG = "MyStt3Activity"; static String language = "de-DE"; static int extraResults = 1; static String voice = "Leopold"; static boolean fastSynthesis = false; // use device voice (faster) static boolean noSpeech = false; // disable speech output static List history = new ArrayList(); static void leoMain() { String hello = null; /*if (args.length != 0 && args[0].equals("nogfx")) setOpt(getMainClass(), "showPicture", false);*/ try { history.add("*"); //hello = callStaticAnswerMethod("*", history); if (hello == null) hello = "hallo"; } catch (Throwable e) { e.printStackTrace(); return; } say(hello); callOpt(getMainClass(), "happy"); androidUI(new Runnable() { public void run() { try { //androidMuteAudio(androidActivity()); newRecognizer(); } catch (Exception __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); } } }); sleep(); } static void newRecognizer() { sr = SpeechRecognizer.createSpeechRecognizer(androidActivity()); sr.setRecognitionListener(new listener()); recog(); } static class listener implements RecognitionListener { public void onReadyForSpeech(Bundle params) { callOpt(getMainClass(), "setBorderColor", 0xFF66FF66); print("SAG WAS."); } public void onBeginningOfSpeech() { print("User talks"); callOpt(getMainClass(), "oh"); androidMuteAudio(); // Mute now, so we don't hear the end-of-speech sound } public void onRmsChanged(float rmsdB) {} public void onBufferReceived(byte[] buffer) {} public void onEndOfSpeech() { print("onEndOfSpeech"); callOpt(getMainClass(), "setBorderColor", 0xFFFFFFFF); } public void onError(int error) { print( "error " + error); // screw the errors! try { sr.destroy(); } catch (Throwable e) { print(e); } newRecognizer(); callOpt(getMainClass(), "happy"); } public void onResults(Bundle results) { print("onResults " + results); ArrayList data = results.getStringArrayList(SpeechRecognizer.RESULTS_RECOGNITION); final String s = data.get(0); print("Ich habe geh\u00f6rt: " + quote(s)); //print("I heard: " +structure(data)); // TODO: fix the java strings umlaut problem final boolean goodbye = match3("goodbye", s) || match3("bye", s) || match3("tsch\u00fcss", s) || match3("tsch\u00fcss ...", s); { Thread _t_0 = new Thread() { public void run() { try { /* pcall 1*/ // get answer history.add(s); String answer; try { answer = goodbye ? "tsch\u00fcss" : callStaticAnswerMethod(s, history); } catch (Throwable e) { e.printStackTrace(); appendToFile(getProgramFile("errors.txt"), getTheStackTrace(e)); answer = "Fehler"; } if (answer != null) say(answer); androidUI(new Runnable() { public void run() { try { if (goodbye) { print("\nGOODBYE!"); sr.destroy(); callOpt(getMainClass(), "disappear"); } else { sr.stopListening(); //newRecognizer(); // always make a new one - gives endless errors recog(); } } catch (Exception __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); } } }); /* pcall 2 */ } catch (Throwable __e) { printStackTrace(__e); } } }; _t_0.start(); } // end of thread } public void onPartialResults(Bundle partialResults) { print("onPartialResults"); } public void onEvent(int eventType, Bundle params) { print("onEvent" + eventType); } } static void recog() { Intent intent = new Intent(RecognizerIntent.ACTION_RECOGNIZE_SPEECH); intent.putExtra(RecognizerIntent.EXTRA_LANGUAGE_MODEL,RecognizerIntent.LANGUAGE_MODEL_FREE_FORM); intent.putExtra(RecognizerIntent.EXTRA_LANGUAGE, language); intent.putExtra(RecognizerIntent.EXTRA_CALLING_PACKAGE,"voice.recognition.test"); intent.putExtra(RecognizerIntent.EXTRA_MAX_RESULTS, extraResults); // customize recognition time settings callOpt(mc(), "recogTimeSettings", intent); sr.startListening(intent); //print("started listening"); } static void say(String s) { history.add(s); androidUnmuteAudio(androidActivity()); if (!noSpeech) { if (fastSynthesis) { androidSayInGerman(s); } else { File mp3 = new File(getProgramDir(), "bla.mp3"); makeSpeechCereproc(s, voice, mp3); androidPlayMp3(androidActivity(), mp3); } } //androidMuteAudio(); } // Leopold static boolean showPicture = true; // global switch. if false, you get the normal text display instead of the smiley static List emotions = litlist( "#1001283", "happy", "#1001284", "unhappy", "#1001285", "oh", "#1001286", "bored", "#1001287", "wide mouth"); static int borderColor = 0xFFFFFFFF; static String lastEmotion; static void emo(String emotion) { if (!showPicture) return; int i; for (i = 0; i < emotions.size(); i += 2) if (emotions.get(i+1).equalsIgnoreCase(emotion)) break; if (i >= emotions.size()) { print("Emotion not found: " + emotion); // use the last one from the list as default i -= 2; } lastEmotion = emotions.get(i+1); androidShowFullScreenImage(emotions.get(i), borderColor); } static void setBorderColor(int color) { if (color != borderColor) { borderColor = color; if (lastEmotion != null) emo(lastEmotion); } } static void happy() { emo("happy"); } static void unhappy() { emo("unhappy"); } static void oh() { emo("oh"); } static void bored() { emo("bored"); } static void wideMouth() { emo("wide mouth"); } static void disappear() { if (!showPicture) return; happy(); androidLater(1000, new Runnable() { public void run() { try { androidShowFullScreenColor(0xFFFFFFFF); androidLater(1000, new Runnable() { public void run() { try { System.exit(0); // totally unrecommended but works } catch (Exception __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); } } }); } catch (Exception __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); } } }); } // Emoticons static String answer(String s) { return s; } // Logic (repeat input) public static void main(String[] args) throws Exception { fastSynthesis = true; showPicture = false; // Let us see the text output leoMain(); } static void recogTimeSettings(Intent intent) { // 1 second minimum speech length intent.putExtra(RecognizerIntent.EXTRA_SPEECH_INPUT_MINIMUM_LENGTH_MILLIS, 1000); // Stop listening after pause of 1 second intent.putExtra(RecognizerIntent.EXTRA_SPEECH_INPUT_POSSIBLY_COMPLETE_SILENCE_LENGTH_MILLIS, 1000); intent.putExtra(RecognizerIntent.EXTRA_SPEECH_INPUT_COMPLETE_SILENCE_LENGTH_MILLIS, 1000); } 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 getProgramFile(String progID, String fileName) { if (new File(fileName).isAbsolute()) return new File(fileName); return new File(getProgramDir(progID), fileName); } static File getProgramFile(String fileName) { return getProgramFile(getProgramID(), fileName); } // 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 getTheStackTrace(Throwable throwable) { StringWriter writer = new StringWriter(); throwable.printStackTrace(new PrintWriter(writer)); return writer.toString(); } static void androidSayInGerman(String text) { androidSay(text, Locale.GERMAN); } static Object callOpt(Object o) { if (o == null) return null; return callF(o); } static Object callOpt(Object o, String method, Object... args) { try { if (o == null) return null; if (o instanceof Class) { Method m = callOpt_findStaticMethod((Class) o, method, args, false); if (m == null) return null; m.setAccessible(true); return m.invoke(null, args); } else { Method m = callOpt_findMethod(o, method, args, false); if (m == null) return null; m.setAccessible(true); return m.invoke(o, args); } } catch (Exception e) { throw new RuntimeException(e); } } static Method callOpt_findStaticMethod(Class c, String method, Object[] args, boolean debug) { Class _c = c; while (c != null) { for (Method m : c.getDeclaredMethods()) { if (debug) System.out.println("Checking method " + m.getName() + " with " + m.getParameterTypes().length + " parameters");; if (!m.getName().equals(method)) { if (debug) System.out.println("Method name mismatch: " + method); continue; } if ((m.getModifiers() & Modifier.STATIC) == 0 || !callOpt_checkArgs(m, args, debug)) continue; return m; } c = c.getSuperclass(); } return null; } static Method callOpt_findMethod(Object o, String method, Object[] args, boolean debug) { Class c = o.getClass(); while (c != null) { for (Method m : c.getDeclaredMethods()) { if (debug) System.out.println("Checking method " + m.getName() + " with " + m.getParameterTypes().length + " parameters");; if (m.getName().equals(method) && callOpt_checkArgs(m, args, debug)) return m; } c = c.getSuperclass(); } return null; } private static boolean callOpt_checkArgs(Method m, Object[] args, boolean debug) { Class[] types = m.getParameterTypes(); if (types.length != args.length) { if (debug) System.out.println("Bad parameter length: " + args.length + " vs " + types.length); return false; } for (int i = 0; i < types.length; i++) if (!(args[i] == null || isInstanceX(types[i], args[i]))) { if (debug) System.out.println("Bad parameter " + i + ": " + args[i] + " vs " + types[i]); return false; } return true; } static void makeSpeechCereproc(String text, String voice, File destMp3) { try { String format = "mp3"; String post = "" + htmlencode(voice) + "" + /*htmlencode*/(text) + "" + format + "\n" + ""; String url = "https://www.cereproc.com/livedemo.php"; URL _url = new URL(url); URLConnection conn = _url.openConnection(); conn.setRequestProperty("Content-Type", "text/plain;charset=UTF-8"); conn.setRequestProperty("Accept", "*/*"); conn.setRequestProperty("Accept-Encoding", "gzip, deflate"); conn.setRequestProperty("Accept-Language", "en-US,en;q=0.8,de;q=0.6"); conn.setRequestProperty("Cookie", "has_js=1; Drupal.visitor.liveDemo=p86ffzyal3tvgqfr; _ga=GA1.2.1406621623.1444122980; _gat=1"); conn.setRequestProperty("Origin", "https://www.cereproc.com"); conn.setRequestProperty("Referer", "https://www.cereproc.com/"); conn.setRequestProperty("User-Agent", "Mozilla/5.0 (X11; Linux i686) AppleWebKit/537.36 (KHTML, like Gecko) Ubuntu Chromium/44.0.2403.89 Chrome/44.0.2403.89 Safari/537.36"); conn.setDoOutput(true); OutputStreamWriter writer = new OutputStreamWriter(conn.getOutputStream()); writer.write(post); writer.flush(); String encoding = conn.getContentEncoding(); //print("Encoding: " + encoding); String contentType = conn.getContentType(); //print("Content type: " + contentType); byte[] response = loadBinaryPage(conn); //print("Bytes read: " + response.length); if ("gzip".equals(encoding)) response = gunzipBinaryData(response); //print("Bytes unpacked: " + response.length); String s = new String(response, "UTF-8"); //print(s); String oggUrl = null; List tok = htmlcoarsetok(s); for (int i = 1; i < tok.size(); i += 2) if (isTag(tok.get(i), "url")) { oggUrl = tok.get(i+1); break; } if (oggUrl == null) throw fail("No sound URL found"); byte[] ogg = loadBinaryPage(oggUrl); saveBinaryFile(destMp3, ogg); //print("Saved: " + destMp3.getAbsolutePath() + " (" + ogg.length + " bytes)"); } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} static String callStaticAnswerMethod(List bots, String s) { for (Object c : bots) try { String answer = callStaticAnswerMethod(c, s); if (!empty(answer)) return answer; } catch (Throwable e) { print("Error calling " + getProgramID(c)); e.printStackTrace(); } return null; } static String callStaticAnswerMethod(Object c, String s) { String answer = (String) callOpt(c, "answer", s, litlist(s)); if (answer == null) answer = (String) callOpt(c, "answer", s); return emptyToNull(answer); } static String callStaticAnswerMethod(String s, List history) { return callStaticAnswerMethod(mc(), s, history); } static String callStaticAnswerMethod(Object c, String s, List history) { String answer = (String) callOpt(c, "answer", s, history); if (answer == null) answer = (String) callOpt(c, "answer", s); return emptyToNull(answer); } static void androidMuteAudio() { androidMuteAudio(androidActivity()); } static void androidMuteAudio(Activity androidContext) { AudioManager amanager = (AudioManager) androidContext.getSystemService(Context.AUDIO_SERVICE); amanager.setStreamMute(AudioManager.STREAM_NOTIFICATION, true); amanager.setStreamMute(AudioManager.STREAM_ALARM, true); amanager.setStreamMute(AudioManager.STREAM_MUSIC, true); amanager.setStreamMute(AudioManager.STREAM_RING, true); amanager.setStreamMute(AudioManager.STREAM_SYSTEM, true); } static void androidLater(final int delay, final Runnable r) { { Thread _t_1 = new Thread() { public void run() { try { /* pcall 1*/ sleep(delay); androidUI(r); /* pcall 2 */ } catch (Throwable __e) { printStackTrace(__e); } } }; _t_1.start(); } } static File getProgramDir() { return programDir(); } static File getProgramDir(String snippetID) { return programDir(snippetID); } static void androidShowFullScreenColor(int color) { ImageView iv = new ImageView(androidActivity()); iv.setBackgroundColor(color); androidShow(iv); } static void sleep(long ms) { try { Thread.sleep(ms); } catch (Exception e) { throw new RuntimeException(e); } } static void sleep() { try { print("Sleeping."); synchronized(main.class) { main.class.wait(); } } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} static volatile StringBuffer local_log = new StringBuffer(); // not redirected static volatile StringBuffer print_log = local_log; // might be redirected, e.g. to main bot // in bytes - will cut to half that static volatile int print_log_max = 1024*1024; static volatile int local_log_max = 100*1024; //static int print_maxLineLength = 0; // 0 = unset static boolean print_silent; // total mute if set static void print() { print(""); } // slightly overblown signature to return original object... static A print(A o) { if (print_silent) return o; String s = String.valueOf(o) + "\n"; // TODO if (print_maxLineLength != 0) StringBuffer loc = local_log; StringBuffer buf = print_log; int loc_max = print_log_max; if (buf != loc && buf != null) { print_append(buf, s, print_log_max); loc_max = local_log_max; } if (loc != null) print_append(loc, s, loc_max); System.out.print(s); return o; } static void print(long l) { print(String.valueOf(l)); } static void print(char c) { print(String.valueOf(c)); } static void print_append(StringBuffer buf, String s, int max) { synchronized(buf) { buf.append(s); max /= 2; if (buf.length() > max) try { int newLength = max/2; int ofs = buf.length()-newLength; String newString = buf.substring(ofs); buf.setLength(0); buf.append("[...] ").append(newString); } catch (Exception e) { buf.setLength(0); } } } static void androidShowFullScreenImage(final String imageID) { { /*nt*/ Thread _t_0 = new Thread("showimg") { public void run() { /* in run */ try { /* pcall 1*/ /* in thread */ ImageView iv = new ImageView(androidContext()); iv.setImageBitmap(BitmapFactory.decodeFile(loadLibrary(imageID).getPath())); androidShow(iv); /* in thread */ /* pcall 2 */ } catch (Throwable __e) { printStackTrace(__e); } /* in run */ } }; _t_0.start(); } } static void androidShowFullScreenImage(final String imageID, final int borderColor) { { /*nt*/ Thread _t_1 = new Thread("showimg") { public void run() { /* in run */ try { /* pcall 1*/ /* in thread */ ImageView iv = new ImageView(androidContext()); iv.setBackgroundColor(borderColor); iv.setImageBitmap(BitmapFactory.decodeFile(loadLibrary(imageID).getPath())); androidShow(iv); /* in thread */ /* pcall 2 */ } catch (Throwable __e) { printStackTrace(__e); } /* in run */ } }; _t_1.start(); } } 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 quote(char c) { return quote("" + c); } // do not call in ui thread. // waits until playback done. static void androidPlayMp3(Activity androidContext, File mp3) { final MediaPlayer mPlayer = MediaPlayer.create(androidContext, Uri.fromFile(mp3)); final Flag done = new Flag(); mPlayer.setOnCompletionListener(new MediaPlayer.OnCompletionListener() { public void onCompletion(MediaPlayer mp) { mPlayer.release(); done.raise(); } }); mPlayer.start(); done.waitUntilUp(); } // 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) { if (path != null) appendToFile(path.getPath(), s); } static Object mc() { return getMainClass(); } static ArrayList litlist(A... a) { return new ArrayList(Arrays.asList(a)); } static void androidUI( final Runnable r) { androidActivity ().runOnUiThread(r); } static void androidUnmuteAudio(Activity androidContext) { AudioManager amanager = (AudioManager) androidContext.getSystemService(Context.AUDIO_SERVICE); amanager.setStreamMute(AudioManager.STREAM_NOTIFICATION, false); amanager.setStreamMute(AudioManager.STREAM_ALARM, false); amanager.setStreamMute(AudioManager.STREAM_MUSIC, false); amanager.setStreamMute(AudioManager.STREAM_RING, false); amanager.setStreamMute(AudioManager.STREAM_SYSTEM, false); } static Activity androidActivity() { return (Activity) androidContext_gen(); } // 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()]); } // TODO: process CDATA? static List htmlcoarsetok(String s) { List tok = new ArrayList(); int l = s.length(); int i = 0; while (i < l) { int j = i; char c; // scan for non-tags while (j < l) { if (s.charAt(j) != '<') // regular character ++j; else if (s.substring(j, Math.min(j+4, l)).equals("")); j = Math.min(j+3, l); } else // it's a tag break; } tok.add(s.substring(i, j)); i = j; if (i >= l) break; c = s.charAt(i); // scan for tags if (c == '<') { ++j; while (j < l && s.charAt(j) != '>') ++j; // TODO: strings? if (j < l) ++j; } tok.add(s.substring(i, j)); i = j; } if ((tok.size() % 2) == 0) tok.add(""); return tok; } static String programID; static String getProgramID() { return nempty(programID) ? formatSnippetID(programID) : "?"; } // TODO: ask JavaX instead static String getProgramID(Class c) { String id = (String) getOpt(c, "programID"); if (nempty(id)) return formatSnippetID(id); return "?"; } static String getProgramID(Object o) { return getProgramID(getMainClass(o)); } static Object callF(Object f, Object... args) { return callFunction(f, args); } static List parse3(String s) { return dropPunctuation(javaTokPlusPeriod(s)); } /** writes safely (to temp file, then rename) */ public static void saveBinaryFile(String fileName, byte[] contents) throws IOException { File file = new File(fileName); File parentFile = file.getParentFile(); if (parentFile != null) parentFile.mkdirs(); String tempFileName = fileName + "_temp"; FileOutputStream fileOutputStream = new FileOutputStream(tempFileName); fileOutputStream.write(contents); fileOutputStream.close(); if (file.exists() && !file.delete()) throw new IOException("Can't delete " + fileName); if (!new File(tempFileName).renameTo(file)) throw new IOException("Can't rename " + tempFileName + " to " + fileName); } static void saveBinaryFile(File fileName, byte[] contents) { try { saveBinaryFile(fileName.getPath(), contents); } catch (IOException e) { throw new RuntimeException(e); } } static boolean empty(Collection c) { return isEmpty(c); } static boolean empty(String s) { return isEmpty(s); } static boolean empty(Map map) { return map == null || map.isEmpty(); } static boolean empty(Object[] o) { return o == null || o.length == 0; } static boolean empty(Object o) { if (o instanceof Collection) return empty((Collection) o); if (o instanceof String) return empty((String) o); if (o instanceof Map) return empty((Map) o); if (o instanceof Object[]) return empty((Object[]) o); throw fail("unknown type for 'empty': " + getType(o)); } static File programDir_mine; // set this to relocate program's data static File programDir() { return programDir(getProgramID()); } static File programDir(String snippetID) { if (programDir_mine != null && sameSnippetID(snippetID, programID())) return programDir_mine; return new File(javaxDataDir(), formatSnippetID(snippetID)); } static Object androidContext_gen() { return getAndroidContext_gen(); } // 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 Context androidContext() { return getAndroidContext(); } static File loadLibrary(String snippetID) { return loadBinarySnippet(snippetID); } static byte[] loadBinaryPage(String url) { try { return loadBinaryPage(new URL(url).openConnection()); } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} public static byte[] loadBinaryPage(URLConnection con) { try { //setHeaders(con); ByteArrayOutputStream buf = new ByteArrayOutputStream(); InputStream inputStream = con.getInputStream(); int n = 0; while (true) { int ch = inputStream.read(); if (ch < 0) break; buf.write(ch); if (++n % 100000 == 0) System.err.println(" " + n + " bytes loaded."); } inputStream.close(); return buf.toByteArray(); } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} static boolean androidSay_keepEngine = false; // locale = language, e.g. Locale.GERMAN static void androidSay(final String text, final Locale locale) { if (androidSay_keepEngine) { androidSay_keepEngine(text, locale); return; } final Flag flag = new Flag(); final TextToSpeech[] tts = new TextToSpeech[1]; tts[0] = new TextToSpeech(androidContext(), new TextToSpeech.OnInitListener() { public void onInit(int status) { try { if (status != TextToSpeech.SUCCESS) throw fail("Speech engine initialization failed"); int result = tts[0].setLanguage(locale); if (result == TextToSpeech.LANG_MISSING_DATA || result == TextToSpeech.LANG_NOT_SUPPORTED) throw fail("German is not supported"); result = tts[0].setOnUtteranceProgressListener(new UtteranceProgressListener() { public void onDone(String utteranceId) { tts[0].shutdown(); flag.raise(); } public void onError(String utteranceId) { print("onError"); tts[0].shutdown(); flag.raise(); } public void onStart(String utteranceId) { } }); if (result != TextToSpeech.SUCCESS) print("Could not set listener"); print(text); HashMap params = new HashMap(); params.put(TextToSpeech.Engine.KEY_PARAM_UTTERANCE_ID, randomID(8)); tts[0].speak(text, TextToSpeech.QUEUE_FLUSH, params); } catch (Throwable e) { e.printStackTrace(); flag.raise(); } } }); flag.waitUntilUp(); } static String emptyToNull(String s) { return eq(s, "") ? null : s; } static void androidShow(final View view) { androidActivity().runOnUiThread(new Runnable() { public void run() { try { androidActivity().setContentView(view); } catch (Exception __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); } } }); } static boolean isTag(String token, String tag) { return token.regionMatches(true, 0, "<" + tag + " ", 0, tag.length()+2) || token.regionMatches(true, 0, "<" + tag + ">", 0, tag.length()+2); } // 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 RuntimeException fail() { throw new RuntimeException("fail"); } static RuntimeException fail(Object msg) { throw new RuntimeException(String.valueOf(msg)); } static RuntimeException fail(String msg) { throw new RuntimeException(unnull(msg)); } // disabled for now to shorten some programs /*static RuntimeException fail(S msg, O... args) { throw new RuntimeException(format(msg, args)); }*/ static byte[] gunzipBinaryData(byte[] data) { try { InputStream fis = new ByteArrayInputStream(data); GZIPInputStream gis = new GZIPInputStream(fis); ByteArrayOutputStream fos = new ByteArrayOutputStream(); byte[] buffer = new byte[1024]; int len; while((len = gis.read(buffer)) != -1){ fos.write(buffer, 0, len); } fis.close(); fos.close(); return fos.toByteArray(); } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} static Object callFunction(Object f, Object... args) { if (f == null) return null; if (f instanceof Runnable) { ((Runnable) f).run(); return null; } else if (f instanceof String) return call(mc(), (String) f, args); else return call(f, "get", args); //else throw fail("Can't call a " + getClassName(f)); } static String formatSnippetID(String id) { return "#" + parseSnippetID(id); } static String formatSnippetID(long id) { return "#" + id; } static boolean equalsIgnoreCase(String a, String b) { return a == null ? b == null : a.equalsIgnoreCase(b); } static TextToSpeech androidSay_keepEngine_tts; // TODO: better way to sync than synchronizing on main class static synchronized void androidSay_keepEngine(final String text, final Locale locale) { final Flag flag = new Flag(); if (androidSay_keepEngine_tts == null) androidSay_keepEngine_tts = new TextToSpeech(androidContext(), new TextToSpeech.OnInitListener() { public void onInit(int status) { try { if (status != TextToSpeech.SUCCESS) throw fail("Speech engine initialization failed"); androidSay_keepEngine_go(text, locale, flag); } catch (Throwable e) { e.printStackTrace(); flag.raise(); } } }); else androidSay_keepEngine_go(text, locale, flag); flag.waitUntilUp(); } static void androidSay_keepEngine_go(String text, Locale locale, final Flag flag) { int result = androidSay_keepEngine_tts.setLanguage(locale); if (result == TextToSpeech.LANG_MISSING_DATA || result == TextToSpeech.LANG_NOT_SUPPORTED) throw fail("German is not supported"); /*if (empty(text)) { // Empty text = Initialize engine only flag.raise(); ret; }*/ result = androidSay_keepEngine_tts.setOnUtteranceProgressListener(new UtteranceProgressListener() { public void onDone(String utteranceId) { flag.raise(); } public void onError(String utteranceId) { print("onError"); flag.raise(); } public void onStart(String utteranceId) { } }); if (result != TextToSpeech.SUCCESS) print("Could not set listener"); print("[speech output] " + text); HashMap params = new HashMap(); params.put(TextToSpeech.Engine.KEY_PARAM_UTTERANCE_ID, randomID(8)); androidSay_keepEngine_tts.speak(text, TextToSpeech.QUEUE_FLUSH, params); } 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 Object androidContext; static Object getAndroidContext_gen() { return androidContext; } static String getType(Object o) { return getClassName(o); } // 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 File loadBinarySnippet(String snippetID) { try { long id = parseSnippetID(snippetID); File f = DiskSnippetCache_getLibrary(id); if (f == null) { byte[] data = loadDataSnippetImpl(snippetID); DiskSnippetCache_putLibrary(id, data); f = DiskSnippetCache_getLibrary(id); } return f; } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} 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 String string(Object o) { return String.valueOf(o); } static Set keys(Map map) { return map.keySet(); } static Set keys(Object map) { return keys((Map) map); } static String unnull(String s) { return s == null ? "" : s; } static List unnull(List l) { return l == null ? emptyList() : l; } static Iterable unnull(Iterable i) { return i == null ? emptyList() : i; } static Object[] unnull(Object[] a) { return a == null ? new Object[0] : a; } static BitSet unnull(BitSet b) { return b == null ? new BitSet() : b; } static Context getAndroidContext() { return (Context) getAndroidContext_gen(); } public static String unquote(String s) { if (s == null) return null; if (s.startsWith("[")) { int i = 1; while (i < s.length() && s.charAt(i) == '=') ++i; if (i < s.length() && s.charAt(i) == '[') { String m = s.substring(1, i); if (s.endsWith("]" + m + "]")) return s.substring(i+1, s.length()-i-1); } } if (s.startsWith("\"") /*&& s.endsWith("\"")*/ && s.length() > 1) { String st = s.substring(1, s.endsWith("\"") ? s.length()-1 : s.length()); StringBuilder sb = new StringBuilder(st.length()); for (int i = 0; i < st.length(); i++) { char ch = st.charAt(i); if (ch == '\\') { char nextChar = (i == st.length() - 1) ? '\\' : st .charAt(i + 1); // Octal escape? if (nextChar >= '0' && nextChar <= '7') { String code = "" + nextChar; i++; if ((i < st.length() - 1) && st.charAt(i + 1) >= '0' && st.charAt(i + 1) <= '7') { code += st.charAt(i + 1); i++; if ((i < st.length() - 1) && st.charAt(i + 1) >= '0' && st.charAt(i + 1) <= '7') { code += st.charAt(i + 1); i++; } } sb.append((char) Integer.parseInt(code, 8)); continue; } switch (nextChar) { case '\\': ch = '\\'; break; case 'b': ch = '\b'; break; case 'f': ch = '\f'; break; case 'n': ch = '\n'; break; case 'r': ch = '\r'; break; case 't': ch = '\t'; break; case '\"': ch = '\"'; break; case '\'': ch = '\''; break; // Hex Unicode: u???? case 'u': if (i >= st.length() - 5) { ch = 'u'; break; } int code = Integer.parseInt( "" + st.charAt(i + 2) + st.charAt(i + 3) + st.charAt(i + 4) + st.charAt(i + 5), 16); sb.append(Character.toChars(code)); i += 5; continue; default: ch = nextChar; // added by Stefan } i++; } sb.append(ch); } return sb.toString(); } else return s; // return original } static String programID() { return getProgramID(); } 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 boolean nempty(Collection c) { return !isEmpty(c); } static boolean nempty(CharSequence s) { return !isEmpty(s); } static boolean nempty(Object[] o) { return !isEmpty(o); } static boolean nempty(Map m) { return !isEmpty(m); } static boolean nempty(Iterator i) { return i != null && i.hasNext(); } static boolean isEmpty(Collection c) { return c == null || c.isEmpty(); } static boolean isEmpty(CharSequence s) { return s == null || s.length() == 0; } static boolean isEmpty(Object[] a) { return a == null || a.length == 0; } static boolean isEmpty(Map map) { return map == null || map.isEmpty(); } static boolean sameSnippetID(String a, String b) { return a != null && b != null && parseSnippetID(a) == parseSnippetID(b); } static int randomID_defaultLength = 12; static String randomID(int length) { return makeRandomID(length); } static String randomID() { return randomID(randomID_defaultLength); } static Object getOpt(Object o, String field) { if (o instanceof String) o = getBot ((String) o); if (o == null) return null; if (o instanceof Class) return getOpt((Class) o, field); if (o.getClass().getName().equals("main$DynamicObject")) return ((Map) getOpt_raw(o, "fieldValues")).get(field); if (o instanceof Map) return ((Map) o).get(field); return getOpt_raw(o, field); } static Object getOpt_raw(Object o, String field) { try { Field f = getOpt_findField(o.getClass(), field); if (f == null) return null; f.setAccessible(true); return f.get(o); } catch (Exception e) { throw new RuntimeException(e); } } static Object getOpt(Class c, String field) { try { if (c == null) return null; Field f = getOpt_findStaticField(c, field); if (f == null) return null; f.setAccessible(true); return f.get(null); } catch (Exception e) { throw new RuntimeException(e); } } static Field getOpt_findStaticField(Class c, String field) { Class _c = c; do { for (Field f : _c.getDeclaredFields()) if (f.getName().equals(field) && (f.getModifiers() & Modifier.STATIC) != 0) return f; _c = _c.getSuperclass(); } while (_c != null); return null; } static Field getOpt_findField(Class c, String field) { Class _c = c; do { for (Field f : _c.getDeclaredFields()) if (f.getName().equals(field)) return f; _c = _c.getSuperclass(); } while (_c != null); return null; } static Object getBot(String botID) { return callOpt(getMainBot(), "getBot", botID); } public static String join(String glue, Iterable strings) { StringBuilder buf = new StringBuilder(); Iterator i = strings.iterator(); if (i.hasNext()) { buf.append(i.next()); while (i.hasNext()) buf.append(glue).append(i.next()); } return buf.toString(); } public static String join(String glue, String[] strings) { return join(glue, Arrays.asList(strings)); } public static String join(Iterable strings) { return join("", strings); } public static String join(String[] strings) { return join("", strings); } static String getClassName(Object o) { return o == null ? "null" : o.getClass().getName(); } // Data files are immutable, use centralized cache public static File DiskSnippetCache_getLibrary(long snippetID) throws IOException { File file = new File(getGlobalCache(), "data_" + snippetID + ".jar"); return file.exists() ? file : null; } public static void DiskSnippetCache_putLibrary(long snippetID, byte[] data) throws IOException { saveBinaryFile(new File(getGlobalCache(), "data_" + snippetID).getPath() + ".jar", data); } static byte[] loadDataSnippetImpl(String snippetID) throws IOException { byte[] data; try { URL url = new URL("http://eyeocr.sourceforge.net/filestore/filestore.php?cmd=serve&file=blob_" + parseSnippetID(snippetID) + "&contentType=application/binary"); System.err.println("Loading library: " + url); try { data = loadBinaryPage(url.openConnection()); } catch (RuntimeException e) { data = null; } if (data == null || data.length == 0) { url = new URL("http://data.tinybrain.de/blobs/" + parseSnippetID(snippetID)); System.err.println("Loading library: " + url); data = loadBinaryPage(url.openConnection()); } System.err.println("Bytes loaded: " + data.length); } catch (FileNotFoundException e) { throw new IOException("Binary snippet #" + snippetID + " not found or not public"); } return data; } public static long parseSnippetID(String snippetID) { long id = Long.parseLong(shortenSnippetID(snippetID)); if (id == 0) throw fail("0 is not a snippet ID"); return id; } static String _userHome; static String userHome() { if (_userHome == null) { if (isAndroid()) _userHome = "/storage/sdcard0/"; else _userHome = System.getProperty("user.home"); //System.out.println("userHome: " + _userHome); } return _userHome; } static File userHome(String path) { return new File(userDir(), path); } static List emptyList() { return new ArrayList(); //ret Collections.emptyList(); } 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 Object call(Object o) { return callFunction(o); } // varargs assignment fixer for a single string array argument static Object call(Object o, String method, String[] arg) { return call(o, method, new Object[] {arg}); } static Object call(Object o, String method, Object... args) { try { if (o instanceof Class) { Method m = call_findStaticMethod((Class) o, method, args, false); m.setAccessible(true); return m.invoke(null, args); } else { Method m = call_findMethod(o, method, args, false); m.setAccessible(true); return m.invoke(o, args); } } catch (Exception e) { throw e instanceof RuntimeException ? (RuntimeException) e : new RuntimeException(e); } } static Method call_findStaticMethod(Class c, String method, Object[] args, boolean debug) { Class _c = c; while (c != null) { for (Method m : c.getDeclaredMethods()) { if (debug) System.out.println("Checking method " + m.getName() + " with " + m.getParameterTypes().length + " parameters");; if (!m.getName().equals(method)) { if (debug) System.out.println("Method name mismatch: " + method); continue; } if ((m.getModifiers() & Modifier.STATIC) == 0 || !call_checkArgs(m, args, debug)) continue; return m; } c = c.getSuperclass(); } throw new RuntimeException("Method '" + method + "' (static) with " + args.length + " parameter(s) not found in " + _c.getName()); } static Method call_findMethod(Object o, String method, Object[] args, boolean debug) { Class c = o.getClass(); while (c != null) { for (Method m : c.getDeclaredMethods()) { if (debug) System.out.println("Checking method " + m.getName() + " with " + m.getParameterTypes().length + " parameters");; if (m.getName().equals(method) && call_checkArgs(m, args, debug)) return m; } c = c.getSuperclass(); } throw new RuntimeException("Method '" + method + "' (non-static) with " + args.length + " parameter(s) not found in " + o.getClass().getName()); } private static boolean call_checkArgs(Method m, Object[] args, boolean debug) { Class[] types = m.getParameterTypes(); if (types.length != args.length) { if (debug) System.out.println("Bad parameter length: " + args.length + " vs " + types.length); return false; } for (int i = 0; i < types.length; i++) if (!(args[i] == null || isInstanceX(types[i], args[i]))) { if (debug) System.out.println("Bad parameter " + i + ": " + args[i] + " vs " + types[i]); return false; } return true; } static List nlTok(String s) { return javaTokPlusPeriod(s); } 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 Object mainBot; static Object getMainBot() { return mainBot; } static File getGlobalCache() { File file = new File(userHome(), ".tinybrain/snippet-cache"); file.mkdirs(); return file; } static File userDir() { return new File(userHome()); } static File userDir(String path) { return new File(userHome(), path); } static boolean isAndroid() { return System.getProperty("java.vendor").toLowerCase().indexOf("android") >= 0; } static long parseLong(String s) { if (s == null) return 0; return Long.parseLong(dropSuffix("L", s)); } static long parseLong(Object s) { return Long.parseLong((String) s); } static String dropSuffix(String suffix, String s) { return s.endsWith(suffix) ? s.substring(0, l(s)-l(suffix)) : s; } static int l(Object[] a) { return a == null ? 0 : a.length; } static int l(boolean[] a) { return a == null ? 0 : a.length; } static int l(byte[] a) { return a == null ? 0 : a.length; } static int l(int[] a) { return a == null ? 0 : a.length; } static int l(float[] a) { return a == null ? 0 : a.length; } static int l(char[] a) { return a == null ? 0 : a.length; } static int l(Collection c) { return c == null ? 0 : c.size(); } static int l(Map m) { return m == null ? 0 : m.size(); } static int l(CharSequence s) { return s == null ? 0 : s.length(); } static int l(Object o) { return l((List) o); // incomplete } /** this class is fully thread-safe */ static class Flag { private boolean up; /** returns true if flag was down before */ public synchronized boolean raise() { return doRaise(); } private synchronized boolean doRaise() { if (!up) { up = true; notifyAll(); return true; } else return false; } public synchronized void waitUntilUp() { if (!up) { try { wait(); } catch (InterruptedException e) { e.printStackTrace(); } } } public synchronized void waitUntilUp(long timeout) { if (!up) { try { wait(timeout); } catch (InterruptedException e) { e.printStackTrace(); } } } public synchronized boolean isUp() { return up; } public String toString() { return isUp() ? "up" : "down"; } // currently does a semi-active wait with latency = 50 ms public void waitForThisOr(Flag otherFlag) { try { while (!isUp() && !otherFlag.isUp()) Thread.sleep(50); } catch (Throwable __e) { throw __e instanceof RuntimeException ? (RuntimeException) __e : new RuntimeException(__e); }} } static class Matches { String[] m; String get(int i) { return i < m.length ? m[i] : null; } String unq(int i) { return unquote(get(i)); } String fsi(int i) { return formatSnippetID(unq(i)); } String fsi() { return fsi(0); } String tlc(int i) { return unq(i).toLowerCase(); } boolean bool(int i) { return "true".equals(unq(i)); } String rest() { return m[m.length-1]; } // for matchStart int psi(int i) { return Integer.parseInt(unq(i)); } } static String fsi(String id) { return formatSnippetID(id); } // get purpose 1: access a list/array (safer version of x.get(y)) static A get(List l, int idx) { return idx >= 0 && idx < l(l) ? l.get(idx) : null; } static A get(A[] l, int idx) { return idx >= 0 && idx < l(l) ? l[idx] : null; } // default to false static boolean get(boolean[] l, int idx) { return idx >= 0 && idx < l(l) ? l[idx] : false; } static Class get_dynamicObject = findClass("DynamicObject"); // get purpose 2: access a field by reflection or a map static Object get(Object o, String field) { try { if (o instanceof Class) return get((Class) o, field); if (o instanceof Map) return ((Map) o).get(field); Field f = getOpt_findField(o.getClass(), field); if (f != null) { f.setAccessible(true); return f.get(o); } if (get_dynamicObject != null && get_dynamicObject.isInstance(o)) return call(get_raw(o, "fieldValues"), "get", field); } catch (Exception e) { throw asRuntimeException(e); } throw new RuntimeException("Field '" + field + "' not found in " + o.getClass().getName()); } static Object get_raw(Object o, String field) { try { Field f = get_findField(o.getClass(), field); f.setAccessible(true); return f.get(o); } catch (Exception e) { throw new RuntimeException(e); } } static Object get(Class c, String field) { try { Field f = get_findStaticField(c, field); f.setAccessible(true); return f.get(null); } catch (Exception e) { throw new RuntimeException(e); } } static Field get_findStaticField(Class c, String field) { Class _c = c; do { for (Field f : _c.getDeclaredFields()) if (f.getName().equals(field) && (f.getModifiers() & Modifier.STATIC) != 0) return f; _c = _c.getSuperclass(); } while (_c != null); throw new RuntimeException("Static field '" + field + "' not found in " + c.getName()); } static Field get_findField(Class c, String field) { Class _c = c; do { for (Field f : _c.getDeclaredFields()) if (f.getName().equals(field)) return f; _c = _c.getSuperclass(); } while (_c != null); throw new RuntimeException("Field '" + field + "' not found in " + c.getName()); } static RuntimeException asRuntimeException(Throwable t) { return t instanceof RuntimeException ? (RuntimeException) t : new RuntimeException(t); } // currently finds only inner classes of class "main" // returns null on not found // this is the simple version that is not case-tolerant static Class findClass(String name) { if (!isJavaIdentifier(name)) return null; try { return Class.forName("main$" + name); } catch (ClassNotFoundException e) { return null; } } static 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 void printStackTrace(Throwable e) { // we go to system.out now - system.err is nonsense print(getStackTrace(e)); } static void printStackTrace() { printStackTrace(new Throwable()); } static void printStackTrace(String indent, Throwable e) { if (endsWithLetter(indent)) indent += " "; printIndent(indent, getStackTrace(e)); } static void printIndent(Object o) { print(indentx(str(o))); } static void printIndent(String indent, Object o) { print(indentx(indent, str(o))); } static String getStackTrace(Throwable throwable) { StringWriter writer = new StringWriter(); throwable.printStackTrace(new PrintWriter(writer)); return writer.toString(); } static boolean endsWithLetter(String s) { return nempty(s) && isLetter(last(s)); } static String str(Object o) { return String.valueOf(o); } static String indentx(String s) { return dropSuffix(repeat(' ', indent_default), indent(indent_default, s)); } static String indentx(String indent, String s) { return dropSuffix(indent, indent(indent, s)); } static A last(List l) { return l.isEmpty() ? null : l.get(l.size()-1); } static char last(String s) { return empty(s) ? '#' : s.charAt(l(s)-1); } static boolean isLetter(char c) { return Character.isLetter(c); } static int indent_default = 2; static String indent(int indent) { return repeat(' ', indent); } static String indent(int indent, String s) { return indent(repeat(' ', indent), s); } static String indent(String indent, String s) { return indent + s.replace("\n", "\n" + indent); } static String indent(String s) { return indent(indent_default, s); } static List indent(String indent, List lines) { List l = new ArrayList(); for (String s : lines) l.add(indent + s); return l; } static String repeat(char c, int n) { n = max(n, 0); char[] chars = new char[n]; for (int i = 0; i < n; i++) chars[i] = c; return new String(chars); } static List repeat(A a, int n) { List l = new ArrayList(); for (int i = 0; i < n; i++) l.add(a); return l; } static int max(int a, int b) { return Math.max(a, b); } static long max(int a, long b) { return Math.max((long) a, b); } static long max(long a, long b) { return Math.max(a, b); } static double max(int a, double b) { return Math.max((double) a, b); } static float max(float a, float b) { return Math.max(a, b); } static int max(Collection c) { int x = Integer.MIN_VALUE; for (int i : c) x = max(x, i); return x; } static double max(double[] c) { if (c.length == 0) return Double.MIN_VALUE; double x = c[0]; for (int i = 1; i < c.length; i++) x = Math.max(x, c[i]); return x; } static byte max(byte[] c) { byte x = -128; for (byte d : c) if (d > x) x = d; return x; } }