List of usage examples for java.util Arrays copyOfRange
public static boolean[] copyOfRange(boolean[] original, int from, int to)
From source file:com.itemanalysis.psychometrics.irt.model.IrmGPCM2.java
private double numer(double theta, double[] iparam, int category, double D) { double Zk = 0; double a = iparam[0]; double b = iparam[1]; double[] t = Arrays.copyOfRange(iparam, 2, iparam.length); //first category Zk = D * a * (theta - b);//from ww w . j a v a 2 s . c o m for (int k = 0; k < category; k++) { Zk += D * a * (theta - b + t[k]); } return Math.exp(Zk); }
From source file:my.adam.smo.common.SymmetricEncryptionBox.java
public byte[] getIV(byte[] cryptogram) { return Arrays.copyOfRange(cryptogram, 0, ivLength); }
From source file:com.facebook.presto.accumulo.examples.Main.java
@SuppressWarnings("unchecked") @Override//from ww w . j a va 2 s .co m public int run(String[] args) throws Exception { // If no arguments, print help if (args.length == 0) { printTools(); return 1; } // Validate PRESTO_HOME is set to pull accumulo properties from config path String prestoHome = System.getenv("PRESTO_HOME"); if (prestoHome == null) { System.err.println("PRESTO_HOME is not set. This is required to locate the " + "etc/catalog/accumulo.properties file"); System.exit(1); } // Create an AccumuloConfig from the accumulo properties file AccumuloConfig config = com.facebook.presto.accumulo.tools.Main .fromFile(new File(System.getenv("PRESTO_HOME"), "etc/catalog/accumulo.properties")); // Get the tool name from the first argument String toolName = args[0]; Task t = Main.getTask(toolName); if (t == null) { System.err.println(format("Unknown tool %s", toolName)); printTools(); return 1; } // Add the help option and all options for the tool Options opts = new Options(); opts.addOption(HELP); for (Option o : (Collection<Option>) t.getOptions().getOptions()) { opts.addOption(o); } // Parse command lines CommandLine cmd; try { cmd = new GnuParser().parse(opts, Arrays.copyOfRange(args, 1, args.length)); } catch (ParseException e) { printHelp(t); return 1; } // Print help if the option is set if (cmd.hasOption(HELP.getLongOpt())) { printHelp(t); return 0; } else { // Run the tool and print help if anything bad happens int code = t.run(config, cmd); if (code != 0) { printHelp(t); } return code; } }
From source file:com.asakusafw.runtime.io.text.directio.AbstractTextStreamFormatTest.java
/** * input - w/ splitter./* www . j a v a 2 s .c o m*/ * @throws Exception if failed */ @Test public void input_splitter_trim_lead() throws Exception { MockFormat format = format(3).withInputSplitter(InputSplitters.byLineFeed()); String[][] data = { { "A", "B", "C", }, { "D", "E", "F", }, { "G", "H", "I", }, }; try (ModelInput<String[]> in = format.createInput(String[].class, "dummy", input(data), 1, Long.MAX_VALUE)) { String[][] result = collect(3, in); assertThat(result, is(Arrays.copyOfRange(data, 1, 3))); } }
From source file:net.fenyo.mail4hotspot.dns.Msg.java
private byte[] process(final AdvancedServices advancedServices, final Inet4Address address) throws GeneralException { // log.debug("processing message of type " + input_buffer[0]); // for (byte b : input_buffer) log.debug("received byte: [" + b + "]"); if (input_buffer.length == 0) throw new GeneralException("invalid size"); if (input_buffer[0] == 0) { // UTF-8 message type final ByteBuffer bb = ByteBuffer.allocate(input_buffer.length - 1); bb.put(input_buffer, 1, input_buffer.length - 1); bb.position(0);/*from w w w . jav a 2s .c o m*/ final String query = Charset.forName("UTF-8").decode(bb).toString(); // log.debug("RECEIVED query: [" + query + "]"); final String reply = advancedServices.processQueryFromClient(query, address); // this buffer may not be backed by an accessible byte array, so we do not use Charset.forName("UTF-8").encode(reply).array() to fill output_buffer final ByteBuffer ob = Charset.forName("UTF-8").encode(reply); ob.get(output_buffer = new byte[ob.limit()]); output_size = output_buffer.length; } else { // binary message type // log.debug("processing binary message"); final ByteBuffer bb = ByteBuffer.allocate(input_buffer[0]); bb.put(input_buffer, 1, input_buffer[0]); bb.position(0); final String query = Charset.forName("UTF-8").decode(bb).toString(); // log.debug("RECEIVED query: [" + query + "]"); final BinaryMessageReply reply = advancedServices.processBinaryQueryFromClient(query, Arrays.copyOfRange(input_buffer, input_buffer[0] + 1, input_buffer.length), address); // this buffer may not be backed by an accessible byte array, so we do not use Charset.forName("UTF-8").encode(reply).array() to fill string_part final ByteBuffer ob = Charset.forName("UTF-8").encode(reply.reply_string); final byte[] string_part = new byte[ob.limit()]; ob.get(string_part); if (string_part.length > 255) throw new GeneralException("string_part too long"); output_buffer = new byte[string_part.length + reply.reply_data.length + 1]; output_buffer[0] = (byte) string_part.length; for (int i = 0; i < string_part.length; i++) output_buffer[i + 1] = string_part[i]; for (int i = 0; i < reply.reply_data.length; i++) output_buffer[string_part.length + i + 1] = reply.reply_data[i]; output_size = output_buffer.length; } synchronized (compressed) { // http://docs.oracle.com/javase/7/docs/api/java/util/zip/Deflater.html#deflate(byte[]) // log.debug("processing binary message: length before compressing: " + output_buffer.length); final Deflater compresser = new Deflater(); compresser.setInput(output_buffer); compresser.finish(); final int nbytes = compresser.deflate(compressed); // log.debug("RET: " + nbytes); // log.debug("COMPRESSED: " + compressed.length); // log.debug("processing binary message: length after compressing: " + nbytes); if (compressed.length == nbytes) { log.error("compressed buffer too small..."); throw new GeneralException("compressed buffer too small..."); } output_buffer = Arrays.copyOf(compressed, nbytes); output_size = output_buffer.length; } synchronized (is_processed) { is_processed = true; } return new byte[] { 'E', 0 }; // 'E'rror 0 == OK }
From source file:com.goncalomb.bukkit.mylib.command.MySubCommand.java
void execute(CommandSender sender, String label, String[] args, int argsIndex) { // Find sub-command. if (argsIndex < args.length) { MySubCommand subCommand = _subCommands.get(args[argsIndex].toLowerCase()); if (subCommand != null) { subCommand.execute(sender, label, args, argsIndex + 1); return; }/*from w w w .j a va 2 s . c o m*/ } // Sub-command not found or no more arguments, let's try to run this one. if (_exeMethod != null) { if (_type.isValidSender(sender)) { if (sender.hasPermission(_perm)) { int argsLeft = args.length - argsIndex; if (argsLeft >= _minArgs && argsLeft <= _maxArgs) { if (invokeExeMethod(sender, Arrays.copyOfRange(args, argsIndex, args.length))) { return; } } } else { sender.sendMessage("cYou don't have permission to use that command!"); return; } } else { sender.sendMessage(_type.INVALID_MESSAGE); return; } } // Missing arguments or failed command, let's send usage and sub-commands! String prefix = "/" + label + " " + (argsIndex > 0 ? StringUtils.join(args, ' ', 0, argsIndex).toLowerCase() + " " : ""); boolean sentUsage = false; if (_exeMethod != null && sender.hasPermission(_perm)) { sender.sendMessage(ChatColor.RESET + prefix + _usage); sentUsage = true; } if (sendAllSubCommands(sender, this, prefix) == 0 && !sentUsage) { sender.sendMessage("cYou don't have permission to use that command!"); } }
From source file:com.tinspx.util.io.ChannelSourceTest.java
@Test public void testByteBufferSource() throws IOException { int off = 443, len = 17167; ByteBuffer buf, direct;/*from ww w .j av a2 s . c om*/ direct = ByteBuffer.allocateDirect(INPUT.length); assertTrue(direct.isDirect()); direct.put(INPUT); byte[] sub = Arrays.copyOfRange(INPUT, off, off + len); //full input buf = ByteBuffer.wrap(INPUT); ByteSourceTests.testByteSource(ChannelSource.of(buf), INPUT); assertEquals(0, buf.position()); assertEquals(INPUT.length, buf.limit()); buf = ByteBuffer.wrap(INPUT).asReadOnlyBuffer(); ByteSourceTests.testByteSource(ChannelSource.of(buf), INPUT); assertEquals(0, buf.position()); assertEquals(INPUT.length, buf.limit()); direct.clear(); buf = direct; ByteSourceTests.testByteSource(ChannelSource.of(buf), INPUT); assertEquals(0, buf.position()); assertEquals(INPUT.length, buf.limit()); //sub range of input buf = ByteBuffer.wrap(INPUT); buf.clear().position(off).limit(off + len); ByteSourceTests.testByteSource(ChannelSource.of(buf), sub); assertEquals(off, buf.position()); assertEquals(off + len, buf.limit()); buf = ByteBuffer.wrap(INPUT).asReadOnlyBuffer(); buf.clear().position(off).limit(off + len); ByteSourceTests.testByteSource(ChannelSource.of(buf), sub); assertEquals(off, buf.position()); assertEquals(off + len, buf.limit()); direct.clear(); buf = direct; buf.clear().position(off).limit(off + len); ByteSourceTests.testByteSource(ChannelSource.of(buf), sub); assertEquals(off, buf.position()); assertEquals(off + len, buf.limit()); }
From source file:com.goncalomb.bukkit.bkglib.bkgcommand.BKgSubCommand.java
void execute(CommandSender sender, String label, String[] args, int argsIndex) { // Find sub-command. if (argsIndex < args.length) { BKgSubCommand subCommand = _subCommands.get(args[argsIndex].toLowerCase()); if (subCommand != null) { subCommand.execute(sender, label, args, argsIndex + 1); return; }/* www . j a v a 2s .c o m*/ } // Sub-command not found or no more arguments, let's try to run this one. if (_exeMethod != null) { if (_type.isValidSender(sender)) { if (sender.hasPermission(_perm)) { int argsLeft = args.length - argsIndex; if (argsLeft >= _minArgs && argsLeft <= _maxArgs) { if (invokeExeMethod(sender, Arrays.copyOfRange(args, argsIndex, args.length))) { return; } } } else { sender.sendMessage(Lang._(null, "commands.no-perm")); return; } } else { sender.sendMessage(_type.getInvalidSenderMessage()); return; } } // Missing arguments or failed command, let's send usage and sub-commands! String prefix = "/" + label + " " + (argsIndex > 0 ? StringUtils.join(args, ' ', 0, argsIndex).toLowerCase() + " " : ""); boolean sentUsage = false; if (_exeMethod != null && sender.hasPermission(_perm)) { sender.sendMessage(ChatColor.RESET + prefix + _usage); sentUsage = true; } if (sendAllSubCommands(sender, this, prefix) == 0 && !sentUsage) { sender.sendMessage(Lang._(null, "commands.no-perm")); } }
From source file:com.yahoo.storm.yarn.Client.java
/** * @param args the command line arguments * @throws Exception //from w ww .j a v a 2 s. c om */ @SuppressWarnings("rawtypes") public void execute(String[] args) throws Exception { HashMap<String, ClientCommand> commands = new HashMap<String, ClientCommand>(); HelpCommand help = new HelpCommand(commands); commands.put("help", help); commands.put("launch", new LaunchCommand()); commands.put("setStormConfig", new StormMasterCommand(StormMasterCommand.COMMAND.SET_STORM_CONFIG)); commands.put("getStormConfig", new StormMasterCommand(StormMasterCommand.COMMAND.GET_STORM_CONFIG)); commands.put("addSupervisors", new StormMasterCommand(StormMasterCommand.COMMAND.ADD_SUPERVISORS)); commands.put("startNimbus", new StormMasterCommand(StormMasterCommand.COMMAND.START_NIMBUS)); commands.put("stopNimbus", new StormMasterCommand(StormMasterCommand.COMMAND.STOP_NIMBUS)); commands.put("startUI", new StormMasterCommand(StormMasterCommand.COMMAND.START_UI)); commands.put("stopUI", new StormMasterCommand(StormMasterCommand.COMMAND.STOP_UI)); commands.put("startSupervisors", new StormMasterCommand(StormMasterCommand.COMMAND.START_SUPERVISORS)); commands.put("stopSupervisors", new StormMasterCommand(StormMasterCommand.COMMAND.STOP_SUPERVISORS)); commands.put("shutdown", new StormMasterCommand(StormMasterCommand.COMMAND.SHUTDOWN)); commands.put("version", new VersionCommand()); String commandName = null; String[] commandArgs = null; if (args.length < 1) { commandName = "help"; commandArgs = new String[0]; } else { commandName = args[0]; commandArgs = Arrays.copyOfRange(args, 1, args.length); } ClientCommand command = commands.get(commandName); if (command == null) { LOG.error("ERROR: " + commandName + " is not a supported command."); help.printHelpFor(null); System.exit(1); } Options opts = command.getOpts(); if (!opts.hasOption("h")) { opts.addOption("h", "help", false, "print out a help message"); } CommandLine cl = new GnuParser().parse(command.getOpts(), commandArgs); if (cl.hasOption("help")) { help.printHelpFor(Arrays.asList(commandName)); } else { command.process(cl); } }
From source file:com.mastercard.mcbp.utils.crypto.CryptoServiceImpl.java
/** * {@inheritDoc}//w w w. j av a2 s .c o m */ @Override public final byte[] mac(byte[] dataToMac, byte[] key) throws McbpCryptoException { // First create an array of MAC BLOCK Size all set to 0x00 int macSize = (int) Math.ceil(((double) dataToMac.length + 1) / 8) * 8; byte[] mac = new byte[macSize]; System.arraycopy(dataToMac, 0, mac, 0, dataToMac.length); // Add the padding at the relevant location. The padding is defined 0x80, 0x00 ... 0x00 mac[dataToMac.length] = (byte) 0x80; final byte[] keyL = Arrays.copyOfRange(key, 0, key.length / 2); final byte[] keyR = Arrays.copyOfRange(key, key.length / 2, key.length); // ----- Perform DES3 Encryption to Calculate MAC --------- byte[] desResult = new byte[8]; // The the 8 most right bytes of the first desCbc encryption System.arraycopy(desCbc(mac, keyL, Mode.ENCRYPT), macSize - 8, desResult, 0, 8); byte[] bMac = des(desResult, keyR, Mode.DECRYPT); byte[] result = des(bMac, keyL, Mode.ENCRYPT); // Clear temporary data structures Utils.clearByteArray(bMac); Utils.clearByteArray(mac); Utils.clearByteArray(keyL); Utils.clearByteArray(keyR); Utils.clearByteArray(desResult); return result; }