Example usage for java.lang System exit

Introduction

In this page you can find the example usage for java.lang System exit.

Prototype

public static void exit(int status) 

Source Link

Document

Terminates the currently running Java Virtual Machine.

Usage

From source file:com.thoughtworks.go.utils.encryption.Encrypter.java

public static void main(String[] args) throws Exception {
    if (args.length != 1) {
        System.err.println("Usage: <executing jar> [path-to-go-cipher-file]");
        System.err.println(// www .j  ava 2s  .  c  om
                "Example: java -cp goutils.jar com.thoughtworks.go.utils.encryption.Encrypter /etc/go/cipher");
        System.exit(1);
    }
    String cipherLocation = args[0];
    new Encrypter(cipherLocation).process();
}

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From source file:org.n52.iceland.statistics.api.utils.KibanaExporter.java

public static void main(String args[]) throws Exception {
    if (args.length != 2) {
        System.out.printf("Usage: java KibanaExporter.jar %s %s\n", "localhost:9300", "my-cluster-name");
        System.exit(0);
    }/*from www .j av a 2 s  .c o m*/
    if (!args[0].contains(":")) {
        throw new IllegalArgumentException(
                String.format("%s not a valid format. Expected <hostname>:<port>.", args[0]));
    }

    // set ES address
    String split[] = args[0].split(":");
    InetSocketTransportAddress address = new InetSocketTransportAddress(InetAddress.getByName(split[0]),
            Integer.parseInt(split[1], 10));

    // set cluster name
    Builder tcSettings = Settings.settingsBuilder();
    tcSettings.put("cluster.name", args[1]);
    System.out.println("Connection to " + args[1]);

    client = TransportClient.builder().settings(tcSettings).build();
    client.addTransportAddress(address);

    // search index pattern for needle
    searchIndexPattern();

    KibanaConfigHolderDto holder = new KibanaConfigHolderDto();
    System.out.println("Reading .kibana index");

    SearchResponse resp = client.prepareSearch(".kibana").setSize(1000).get();
    Arrays.asList(resp.getHits().getHits()).stream().map(KibanaExporter::parseSearchHit).forEach(holder::add);
    System.out.println("Reading finished");

    ObjectMapper mapper = new ObjectMapper();
    // we love pretty things
    mapper.enable(SerializationFeature.INDENT_OUTPUT);
    File f = new File("kibana_config.json");

    try (FileOutputStream out = new FileOutputStream(f, false)) {
        mapper.writeValue(out, holder);
    }

    System.out.println("File outputted to: " + f.getAbsolutePath());

    client.close();

}

---

From source file:jlite.cli.ProxyDestroy.java

public static void main(String[] args) {
    System.out.println(); // extra line
    CommandLineParser parser = new GnuParser();
    Options options = setupOptions();//from   www .  ja  v a 2  s.co  m
    HelpFormatter helpFormatter = new HelpFormatter();
    helpFormatter.setSyntaxPrefix("Usage: ");
    CommandLine line = null;
    try {
        line = parser.parse(options, args);
        if (line.hasOption("help")) {
            helpFormatter.printHelp(100, COMMAND, "\noptions:", options, "\n" + CLI.FOOTER, false);
            System.out.println(); // extra line
            System.exit(0);
        }

        if (line.hasOption("xml")) {
            System.out.println("<output>");
        }

        run(line);
    } catch (ParseException e) {
        System.err.println(e.getMessage() + "\n");
        helpFormatter.printHelp(100, COMMAND, "\noptions:", options, "\n" + CLI.FOOTER, false);
        System.out.println(); // extra line
        System.exit(-1);
    } catch (Exception e) {
        if (line.hasOption("xml")) {
            System.out.println("<error>" + e.getMessage() + "</error>");
        } else {
            System.err.println(e.getMessage());
        }
    } finally {
        System.out.println("</output>");
    }
    System.out.println(); // extra line
}

---

From source file:StylesExample4.java

public static void main(String[] args) {
    try {//from   w ww . j a  v a  2  s. c  o  m
        UIManager.setLookAndFeel("com.sun.java.swing.plaf.windows.WindowsLookAndFeel");
    } catch (Exception evt) {
    }

    JFrame f = new JFrame("Styles Example 4");

    // Create the StyleContext, the document and the pane
    StyleContext sc = new StyleContext();
    final DefaultStyledDocument doc = new DefaultStyledDocument(sc);
    JTextPane pane = new JTextPane(doc);

    // Create and add the main document style
    Style defaultStyle = sc.getStyle(StyleContext.DEFAULT_STYLE);
    final Style mainStyle = sc.addStyle("MainStyle", defaultStyle);
    StyleConstants.setLeftIndent(mainStyle, 16);
    StyleConstants.setRightIndent(mainStyle, 16);
    StyleConstants.setFirstLineIndent(mainStyle, 16);
    StyleConstants.setFontFamily(mainStyle, "serif");
    StyleConstants.setFontSize(mainStyle, 12);

    try {
        SwingUtilities.invokeAndWait(new Runnable() {
            public void run() {
                try {
                    // Add the text to the document
                    doc.insertString(0, text, null);

                    // Set the logical style
                    doc.setLogicalStyle(0, mainStyle);
                } catch (BadLocationException e) {
                }
                doc.dump(System.out);
            }
        });
    } catch (Exception e) {
        System.out.println("Exception when constructing document: " + e);
        System.exit(1);
    }

    f.getContentPane().add(new JScrollPane(pane));
    f.setSize(400, 300);
    f.setVisible(true);
}

---

From source file:com.github.braully.graph.UtilResult.java

public static void main(String... args) throws Exception {
    Options options = new Options();

    Option input = new Option("i", "input", true, "input file path");
    input.setRequired(false);//w w  w  . ja  va2s  . c  o  m
    options.addOption(input);

    Option verb = new Option("v", "verbose", false, "verbose process");
    input.setRequired(false);
    options.addOption(verb);

    Option output = new Option("o", "output", true, "output file");
    output.setRequired(false);
    options.addOption(output);

    CommandLineParser parser = new DefaultParser();
    HelpFormatter formatter = new HelpFormatter();
    CommandLine cmd;

    try {
        cmd = parser.parse(options, args);
    } catch (ParseException e) {
        System.out.println(e.getMessage());
        formatter.printHelp("UtilResult", options);

        System.exit(1);
        return;
    }

    String inputFilePath = cmd.getOptionValue("input");
    if (inputFilePath == null) {
        inputFilePath = "/home/strike/grafos-para-processar/mft2/resultado.txt";
    }
    if (inputFilePath != null) {
        if (inputFilePath.toLowerCase().endsWith(".txt")) {
            processFileTxt(inputFilePath);
        } else if (inputFilePath.toLowerCase().endsWith(".json")) {
            processFileJson(inputFilePath);
        }
    }
}

---

From source file:com.rabbitmq.examples.PerfTest.java

public static void main(String[] args) {
    Options options = getOptions();//from w w w  .ja va  2 s  . c  om
    CommandLineParser parser = new GnuParser();
    try {
        CommandLine cmd = parser.parse(options, args);

        if (cmd.hasOption('?')) {
            usage(options);
            System.exit(0);
        }

        String exchangeType = strArg(cmd, 't', "direct");
        String exchangeName = strArg(cmd, 'e', exchangeType);
        String queueName = strArg(cmd, 'u', "");
        String routingKey = strArg(cmd, 'k', null);
        boolean randomRoutingKey = cmd.hasOption('K');
        int samplingInterval = intArg(cmd, 'i', 1);
        float producerRateLimit = floatArg(cmd, 'r', 0.0f);
        float consumerRateLimit = floatArg(cmd, 'R', 0.0f);
        int producerCount = intArg(cmd, 'x', 1);
        int consumerCount = intArg(cmd, 'y', 1);
        int producerTxSize = intArg(cmd, 'm', 0);
        int consumerTxSize = intArg(cmd, 'n', 0);
        long confirm = intArg(cmd, 'c', -1);
        boolean autoAck = cmd.hasOption('a');
        int multiAckEvery = intArg(cmd, 'A', 0);
        int channelPrefetch = intArg(cmd, 'Q', 0);
        int consumerPrefetch = intArg(cmd, 'q', 0);
        int minMsgSize = intArg(cmd, 's', 0);
        int timeLimit = intArg(cmd, 'z', 0);
        int producerMsgCount = intArg(cmd, 'C', 0);
        int consumerMsgCount = intArg(cmd, 'D', 0);
        List<?> flags = lstArg(cmd, 'f');
        int frameMax = intArg(cmd, 'M', 0);
        int heartbeat = intArg(cmd, 'b', 0);
        boolean predeclared = cmd.hasOption('p');

        String uri = strArg(cmd, 'h', "amqp://localhost");

        //setup
        PrintlnStats stats = new PrintlnStats(1000L * samplingInterval, producerCount > 0, consumerCount > 0,
                (flags.contains("mandatory") || flags.contains("immediate")), confirm != -1);

        ConnectionFactory factory = new ConnectionFactory();
        factory.setShutdownTimeout(0); // So we still shut down even with slow consumers
        factory.setUri(uri);
        factory.setRequestedFrameMax(frameMax);
        factory.setRequestedHeartbeat(heartbeat);

        MulticastParams p = new MulticastParams();
        p.setAutoAck(autoAck);
        p.setAutoDelete(true);
        p.setConfirm(confirm);
        p.setConsumerCount(consumerCount);
        p.setConsumerMsgCount(consumerMsgCount);
        p.setConsumerRateLimit(consumerRateLimit);
        p.setConsumerTxSize(consumerTxSize);
        p.setExchangeName(exchangeName);
        p.setExchangeType(exchangeType);
        p.setFlags(flags);
        p.setMultiAckEvery(multiAckEvery);
        p.setMinMsgSize(minMsgSize);
        p.setPredeclared(predeclared);
        p.setConsumerPrefetch(consumerPrefetch);
        p.setChannelPrefetch(channelPrefetch);
        p.setProducerCount(producerCount);
        p.setProducerMsgCount(producerMsgCount);
        p.setProducerTxSize(producerTxSize);
        p.setQueueName(queueName);
        p.setRoutingKey(routingKey);
        p.setRandomRoutingKey(randomRoutingKey);
        p.setProducerRateLimit(producerRateLimit);
        p.setTimeLimit(timeLimit);

        MulticastSet set = new MulticastSet(stats, factory, p);
        set.run(true);

        stats.printFinal();
    } catch (ParseException exp) {
        System.err.println("Parsing failed. Reason: " + exp.getMessage());
        usage(options);
    } catch (Exception e) {
        System.err.println("Main thread caught exception: " + e);
        e.printStackTrace();
        System.exit(1);
    }
}

---

From source file:EchoFilterTest.java

public static void main(String[] args) {

    // load the sound
    SimpleSoundPlayer sound = new SimpleSoundPlayer("../sounds/voice.wav");

    // create the sound stream
    InputStream is = new ByteArrayInputStream(sound.getSamples());

    // create an echo with a 11025-sample buffer
    // (1/4 sec for 44100Hz sound) and a 60% decay
    EchoFilter filter = new EchoFilter(11025, .6f);

    // create the filtered sound stream
    is = new FilteredSoundStream(is, filter);

    // play the sound
    sound.play(is);/*from w ww .j a va2  s.  co  m*/

    // due to bug in Java Sound, explicitly exit the VM.
    System.exit(0);
}

---

From source file:cc.twittertools.index.ExtractTweetidsFromCollection.java

@SuppressWarnings("static-access")
public static void main(String[] args) throws Exception {
    Options options = new Options();

    options.addOption(OptionBuilder.withArgName("dir").hasArg().withDescription("source collection directory")
            .create(COLLECTION_OPTION));

    CommandLine cmdline = null;//from  w  w  w. ja  va 2 s  . c om
    CommandLineParser parser = new GnuParser();
    try {
        cmdline = parser.parse(options, args);
    } catch (ParseException exp) {
        System.err.println("Error parsing command line: " + exp.getMessage());
        System.exit(-1);
    }

    if (!cmdline.hasOption(COLLECTION_OPTION)) {
        HelpFormatter formatter = new HelpFormatter();
        formatter.printHelp(ExtractTweetidsFromCollection.class.getName(), options);
        System.exit(-1);
    }

    String collectionPath = cmdline.getOptionValue(COLLECTION_OPTION);

    File file = new File(collectionPath);
    if (!file.exists()) {
        System.err.println("Error: " + file + " does not exist!");
        System.exit(-1);
    }

    StatusStream stream = new JsonStatusCorpusReader(file);

    Status status;
    while ((status = stream.next()) != null) {
        System.out.println(status.getId() + "\t" + status.getScreenname());
    }
}

---

From source file:com.pinterest.terrapin.server.TerrapinServerMain.java

public static void main(String[] args) {
    PropertiesConfiguration configuration = TerrapinUtil.readPropertiesExitOnFailure(
            System.getProperties().getProperty("terrapin.config", "server.properties"));

    try {/*from  www.  jav a 2s  . c  o  m*/
        final TerrapinServerHandler handler = new TerrapinServerHandler(configuration);
        handler.start();
        Runtime.getRuntime().addShutdownHook(new Thread() {
            @Override
            public void run() {
                handler.shutdown();
            }
        });
    } catch (Throwable t) {
        LOG.error("Could not start up server.", t);
        System.exit(1);
    }
}

---

From source file:io.github.dustalov.maxmax.Application.java

public static void main(String[] args) throws IOException {
    final CommandLineParser parser = new DefaultParser();

    final Options options = new Options();
    options.addOption(Option.builder("in").argName("in").desc("input graph in the ABC format").hasArg()
            .required().build());/*from   w ww.  j  a v  a 2 s.c  o  m*/
    options.addOption(Option.builder("out").argName("out").desc("name of cluster output file").hasArg()
            .required().build());

    CommandLine cmd = null;
    try {
        cmd = parser.parse(options, args);
    } catch (final ParseException ex) {
        System.err.println(ex.getMessage());
        final HelpFormatter formatter = new HelpFormatter();
        formatter.printHelp("java -jar this.jar", options, true);
        System.exit(1);
    }

    final UndirectedGraph<String, DefaultWeightedEdge> graph = parse(cmd.getOptionValue("in"),
            ABCParser::parse);
    final MaxMax<String> maxmax = new MaxMax<>(graph);
    maxmax.run();
    write(cmd.getOptionValue("out"), maxmax);
}

---

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