List of usage examples for java.lang NumberFormatException NumberFormatException
public NumberFormatException(String s)
NumberFormatException with the specified detail message. From source file:org.nebulaframework.discovery.ws.colombus.ColombusServer.java
/** * Execution Point of Colombus Server./*from www . j a v a 2 s . com*/ * * @param args Command Line Arguments */ public static void main(String[] args) { // If User has given Port if (args.length > 0) { try { port = Integer.parseInt(args[0]); if (port <= 0 || port >= 65535) { throw new NumberFormatException("Out of Range"); } } catch (NumberFormatException e) { showHelp(); System.exit(1); } } long t1 = System.currentTimeMillis(); log.info("[Colombus Server] Starting Up"); // Start Web Services startDiscoveryService(); startManagerService(); log.info("[Colombus Server] Started in " + (System.currentTimeMillis() - t1) + "ms"); }
From source file:com.frostvoid.trekwar.server.TrekwarServer.java
public static void main(String[] args) { // load language try {// www . j a v a 2 s.c o m lang = new Language(Language.ENGLISH); } catch (IOException ioe) { System.err.println("FATAL ERROR: Unable to load language file!"); System.exit(1); } System.out.println(lang.get("trekwar_server") + " " + VERSION); System.out.println("==============================================".substring(0, lang.get("trekwar_server").length() + 1 + VERSION.length())); // Handle parameters Options options = new Options(); options.addOption(OptionBuilder.withArgName("file").withLongOpt("galaxy").hasArg() .withDescription("the galaxy file to load").create("g")); //"g", "galaxy", true, "the galaxy file to load"); options.addOption(OptionBuilder.withArgName("port number").withLongOpt("port").hasArg() .withDescription("the port number to bind to (default 8472)").create("p")); options.addOption(OptionBuilder.withArgName("number").withLongOpt("save-interval").hasArg() .withDescription("how often (in turns) to save the galaxy to disk (default: 5)").create("s")); options.addOption(OptionBuilder.withArgName("log level").withLongOpt("log").hasArg() .withDescription("sets the log level: ALL, FINEST, FINER, FINE, CONFIG, INFO, WARNING, SEVERE, OFF") .create("l")); options.addOption("h", "help", false, "prints this help message"); CommandLineParser cliParser = new BasicParser(); try { CommandLine cmd = cliParser.parse(options, args); String portStr = cmd.getOptionValue("p"); String galaxyFileStr = cmd.getOptionValue("g"); String saveIntervalStr = cmd.getOptionValue("s"); String logLevelStr = cmd.getOptionValue("l"); if (cmd.hasOption("h")) { HelpFormatter help = new HelpFormatter(); help.printHelp("TrekwarServer", options); System.exit(0); } if (cmd.hasOption("g") && galaxyFileStr != null) { galaxyFileName = galaxyFileStr; } else { throw new ParseException("galaxy file not specified"); } if (cmd.hasOption("p") && portStr != null) { port = Integer.parseInt(portStr); if (port < 1 || port > 65535) { throw new NumberFormatException(lang.get("port_number_out_of_range")); } } else { port = 8472; } if (cmd.hasOption("s") && saveIntervalStr != null) { saveInterval = Integer.parseInt(saveIntervalStr); if (saveInterval < 1 || saveInterval > 100) { throw new NumberFormatException("Save Interval out of range (1-100)"); } } else { saveInterval = 5; } if (cmd.hasOption("l") && logLevelStr != null) { if (logLevelStr.equalsIgnoreCase("finest")) { LOG.setLevel(Level.FINEST); } else if (logLevelStr.equalsIgnoreCase("finer")) { LOG.setLevel(Level.FINER); } else if (logLevelStr.equalsIgnoreCase("fine")) { LOG.setLevel(Level.FINE); } else if (logLevelStr.equalsIgnoreCase("config")) { LOG.setLevel(Level.CONFIG); } else if (logLevelStr.equalsIgnoreCase("info")) { LOG.setLevel(Level.INFO); } else if (logLevelStr.equalsIgnoreCase("warning")) { LOG.setLevel(Level.WARNING); } else if (logLevelStr.equalsIgnoreCase("severe")) { LOG.setLevel(Level.SEVERE); } else if (logLevelStr.equalsIgnoreCase("off")) { LOG.setLevel(Level.OFF); } else if (logLevelStr.equalsIgnoreCase("all")) { LOG.setLevel(Level.ALL); } else { System.err.println("ERROR: invalid log level: " + logLevelStr); System.err.println("Run again with -h flag to see valid log level values"); System.exit(1); } } else { LOG.setLevel(Level.INFO); } // INIT LOGGING try { LOG.setUseParentHandlers(false); initLogging(); } catch (IOException ex) { System.err.println("Unable to initialize logging to file"); System.err.println(ex); System.exit(1); } } catch (Exception ex) { System.err.println("ERROR: " + ex.getMessage()); System.err.println("use -h for help"); System.exit(1); } LOG.log(Level.INFO, "Trekwar2 server " + VERSION + " starting up"); // LOAD GALAXY File galaxyFile = new File(galaxyFileName); if (galaxyFile.exists()) { try { long timer = System.currentTimeMillis(); LOG.log(Level.INFO, "Loading galaxy file {0}", galaxyFileName); ObjectInputStream ois = new ObjectInputStream(new FileInputStream(galaxyFile)); galaxy = (Galaxy) ois.readObject(); timer = System.currentTimeMillis() - timer; LOG.log(Level.INFO, "Galaxy file loaded in {0} ms", timer); ois.close(); } catch (IOException ioe) { LOG.log(Level.SEVERE, "IO error while trying to load galaxy file", ioe); } catch (ClassNotFoundException cnfe) { LOG.log(Level.SEVERE, "Unable to find class while loading galaxy", cnfe); } } else { System.err.println("Error: file " + galaxyFileName + " not found"); System.exit(1); } // if turn == 0 (start of game), execute first turn to update fog of war. if (galaxy.getCurrentTurn() == 0) { TurnExecutor.executeTurn(galaxy); } LOG.log(Level.INFO, "Current turn : {0}", galaxy.getCurrentTurn()); LOG.log(Level.INFO, "Turn speed : {0} seconds", galaxy.getTurnSpeed() / 1000); LOG.log(Level.INFO, "Save Interval : {0}", saveInterval); LOG.log(Level.INFO, "Users / max : {0} / {1}", new Object[] { galaxy.getUserCount(), galaxy.getMaxUsers() }); // START SERVER try { server = new ServerSocket(port); LOG.log(Level.INFO, "Server listening on port {0}", port); } catch (BindException be) { LOG.log(Level.SEVERE, "Error: Unable to bind to port {0}", port); System.err.println(be); System.exit(1); } catch (IOException ioe) { LOG.log(Level.SEVERE, "Error: IO error while binding to port {0}", port); System.err.println(ioe); System.exit(1); } galaxy.startup(); Thread timerThread = new Thread(new Runnable() { @Override @SuppressWarnings("SleepWhileInLoop") public void run() { while (true) { try { Thread.sleep(1000); // && galaxy.getLoggedInUsers().size() > 0 will make server pause when nobody is logged in (TESTING) if (System.currentTimeMillis() > galaxy.nextTurnDate) { StringBuffer loggedInUsers = new StringBuffer(); for (User u : galaxy.getLoggedInUsers()) { loggedInUsers.append(u.getUsername()).append(", "); } long time = TurnExecutor.executeTurn(galaxy); LOG.log(Level.INFO, "Turn {0} executed in {1} ms", new Object[] { galaxy.getCurrentTurn(), time }); LOG.log(Level.INFO, "Logged in users: " + loggedInUsers.toString()); LOG.log(Level.INFO, "===================================================================================="); if (galaxy.getCurrentTurn() % saveInterval == 0) { saveGalaxy(); } galaxy.lastTurnDate = System.currentTimeMillis(); galaxy.nextTurnDate = galaxy.lastTurnDate + galaxy.turnSpeed; } } catch (InterruptedException e) { LOG.log(Level.SEVERE, "Error in main server loop, interrupted", e); } } } }); timerThread.start(); // ACCEPT CONNECTIONS AND DELEGATE TO CLIENT SESSIONS while (true) { Socket clientConnection; try { clientConnection = server.accept(); ClientSession c = new ClientSession(clientConnection, galaxy); Thread t = new Thread(c); t.start(); } catch (IOException ex) { LOG.log(Level.SEVERE, "IO Exception while trying to handle incoming client connection", ex); } } }
From source file:Main.java
public static int parseInt(char[] string, int start, int length, int radix) throws NumberFormatException { if (radix < Character.MIN_RADIX || radix > Character.MAX_RADIX) { throw new NumberFormatException("Invalid radix: " + radix); }/*from w ww . ja va 2 s. c o m*/ if (string == null) { throw new NumberFormatException(new String(string, start, length)); } int i = 0; if (length == 0) { throw new NumberFormatException(new String(string, start, length)); } boolean negative = string[start + i] == '-'; if (negative && ++i == length) { throw new NumberFormatException(new String(string, start, length)); } return parse(string, start, length, i, radix, negative); }
From source file:Main.java
public static String binaryToRoman(int binary) { if (binary <= 0 || binary >= 4000) { throw new NumberFormatException("Value outside roman numeral range."); }/* w w w . j a v a 2 s . c o m*/ String roman = ""; for (int i = 0; i < RCODE.length; i++) { while (binary >= BVAL[i]) { binary -= BVAL[i]; roman += RCODE[i]; } } return roman; }
From source file:Main.java
public static int extractInt(String str) { Matcher matcher = Pattern.compile("\\d+").matcher(str); if (!matcher.find()) throw new NumberFormatException("For input string [" + str + "]"); return Integer.parseInt(matcher.group()); }
From source file:Main.java
public static char byte2char(byte b, boolean upper) throws NumberFormatException { if (b >= 0 && b <= 9) { return (char) (b + 0x30); } else if (b >= 10 && b <= 15) { if (upper) { return (char) (b + 0x37); } else {/*from w w w .j av a 2s . co m*/ return (char) (b + 0x57); } } throw new NumberFormatException("unknown byte: " + b); }
From source file:Main.java
public static byte[] fromb64(String str) throws NumberFormatException { int len = str.length(); if (len == 0) throw new NumberFormatException("Empty Base64 string"); byte[] a = new byte[len + 1]; char c;/*from www . j a va 2 s. co m*/ int i, j; for (i = 0; i < len; ++i) { c = str.charAt(i); try { for (j = 0; c != TABLE[j]; ++j) ; } catch (Exception e) { throw new NumberFormatException("Illegal Base64 character"); } a[i] = (byte) j; } i = len - 1; j = len; try { while (true) { a[j] = a[i]; if (--i < 0) break; a[j] |= (a[i] & 3) << 6; --j; a[j] = (byte) ((a[i] & 0x3c) >>> 2); if (--i < 0) break; a[j] |= (a[i] & 0xf) << 4; --j; a[j] = (byte) ((a[i] & 0x30) >>> 4); if (--i < 0) break; a[j] |= (a[i] << 2); // Nasty, evil bug in Microsloth's Java interpreter under // Netscape: The following three lines of code are supposed // to be equivalent, but under the Windows NT VM (Netscape3.0) // using either of the two commented statements would cause // the zero to be placed in a[j] *before* decrementing j. // Weeeeird. a[j - 1] = 0; --j; // a[--j] = 0; // --j; a[j] = 0; if (--i < 0) break; } } catch (Exception e) { } try { while (a[j] == 0) ++j; } catch (Exception e) { return new byte[1]; } byte[] result = new byte[len - j + 1]; System.arraycopy(a, j, result, 0, len - j + 1); //for(i = 0; i < len - j + 1; ++i) // result[i] = a[i + j]; return result; }
From source file:Main.java
public static Object getObject(String type, String value) throws Exception { type = type.toLowerCase();//from www . jav a 2 s . c o m if ("boolean".equals(type)) return Boolean.valueOf(value); if ("byte".equals(type)) return Byte.valueOf(value); if ("short".equals(type)) return Short.valueOf(value); if ("char".equals(type)) if (value.length() != 1) throw new NumberFormatException("Argument is not a character!"); else return Character.valueOf(value.toCharArray()[0]); if ("int".equals(type)) return Integer.valueOf(value); if ("long".equals(type)) return Long.valueOf(value); if ("float".equals(type)) return Float.valueOf(value); if ("double".equals(type)) return Double.valueOf(value); if ("string".equals(type)) return value; else { Object objs[] = new String[] { value }; return Class.forName(type).getConstructor(new Class[] { java.lang.String.class }).newInstance(objs); } }
From source file:Main.java
public static Color convertHexStringToColor(String str) throws NumberFormatException { int multiplier = 1; StringTokenizer tokenizer = new StringTokenizer(str, " \t\r\n\b:;[]()+"); while (tokenizer.hasMoreTokens()) { multiplier = 1;/*from w ww . ja va2 s . c o m*/ String token = tokenizer.nextToken(); if (null == token) { throw new NumberFormatException(str); } if (token.startsWith("-")) { multiplier = -1; token = token.substring(1); } int point_index = token.indexOf("."); if (point_index > 0) { token = token.substring(0, point_index); } else if (point_index == 0) { return new Color(0); } try { if (token.startsWith("0x")) { return new Color(multiplier * Integer.parseInt(token.substring(2), 16)); } else if (token.startsWith("#")) { return new Color(multiplier * Integer.parseInt(token.substring(1), 16)); } else if (token.startsWith("0") && !token.equals("0")) { return new Color(multiplier * Integer.parseInt(token.substring(1), 8)); } else { return new Color(multiplier * Integer.parseInt(token)); } } catch (NumberFormatException e) { continue; } } throw new NumberFormatException(str); }
From source file:Main.java
/** * Parse an integer located between 2 given offsets in a string * //from w w w . ja v a2 s. c o m * @param value the string to parse * @param beginIndex the start index for the integer in the string * @param endIndex the end index for the integer in the string * @return the int * @throws NumberFormatException if the value is not a number */ private static int parseInt(String value, int beginIndex, int endIndex) throws NumberFormatException { if (beginIndex < 0 || endIndex > value.length() || beginIndex > endIndex) { throw new NumberFormatException(value); } // use same logic as in Integer.parseInt() but less generic we're not supporting negative values int i = beginIndex; int result = 0; int digit; if (i < endIndex) { digit = Character.digit(value.charAt(i++), 10); if (digit < 0) { throw new NumberFormatException("Invalid number: " + value.substring(beginIndex, endIndex)); } result = -digit; } while (i < endIndex) { digit = Character.digit(value.charAt(i++), 10); if (digit < 0) { throw new NumberFormatException("Invalid number: " + value.substring(beginIndex, endIndex)); } result *= 10; result -= digit; } return -result; }