Example usage for java.util Enumeration hasMoreElements

List of usage examples for java.util Enumeration hasMoreElements

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Introduction

In this page you can find the example usage for java.util Enumeration hasMoreElements.

Prototype

boolean hasMoreElements();

Source Link

Document

Tests if this enumeration contains more elements.

Usage

From source file:Main.java

public static void main(String[] args) {

    Vector<Integer> vec = new Vector<Integer>(4);

    vec.add(4);/*from  w  w  w . j  a va2s.c om*/
    vec.add(3);
    vec.add(2);
    vec.add(1);

    // adding elements into the enumeration
    Enumeration e = vec.elements();

    // let us print all the elements available in enumeration
    System.out.println("Numbers in the enumeration are :- ");
    while (e.hasMoreElements()) {
        System.out.println("Number = " + e.nextElement());
    }
}

From source file:com.pervasive07.MsgReader.java

public static void main(String[] args) throws Exception {
    String source = null;/*from w w w  .ja  v  a2  s  .  c  o  m*/
    Vector v = new Vector();
    if (args.length > 0) {
        for (int i = 0; i < args.length; i++) {
            if (args[i].equals("-comm")) {
                source = args[++i];
            } else {
                String className = args[i];
                try {
                    Class c = Class.forName(className);
                    Object packet = c.newInstance();
                    Message msg = (Message) packet;
                    if (msg.amType() < 0) {
                        System.err.println(className + " does not have an AM type - ignored");
                    } else {
                        v.addElement(msg);
                    }
                } catch (Exception e) {
                    System.err.println(e);
                }
            }
        }
    } else if (args.length != 0) {
        usage();
        System.exit(1);
    }

    MsgReader mr = new MsgReader(source);
    Enumeration msgs = v.elements();
    while (msgs.hasMoreElements()) {
        Message m = (Message) msgs.nextElement();
        mr.addMsgType(m);
    }
    mr.start();
}

From source file:com.picdrop.security.SecureStoreMain.java

static public void main(String[] args)
        throws ParseException, IOException, FileNotFoundException, NoSuchAlgorithmException,
        CertificateException, KeyStoreException, KeyStoreException, InterruptedException {

    CommandLineParser cliP = new DefaultParser();

    Options ops = generateBasicOptions();
    CommandLine cli = cliP.parse(ops, args);
    HelpFormatter hlp = new HelpFormatter();

    SecureStore ss;//ww  w . ja va2s. com
    String path = ".";

    try {
        if (cli.hasOption("help")) {
            hlp.printHelp("SecureStore", ops);
            System.exit(0);
        }

        if (cli.hasOption("keystore")) {
            path = cli.getOptionValue("keystore", ".");
        }

        if (cli.hasOption("create")) {
            ss = new SecureStore(path, false);
            ss.createKeyStore();
            System.exit(0);
        } else {
            ss = new SecureStore(path, true);
        }

        if (cli.hasOption("list")) {
            Enumeration<String> en = ss.listAlias();
            while (en.hasMoreElements()) {
                System.out.println(en.nextElement());
            }
            System.exit(0);
        }

        if (cli.hasOption("store")) {
            ss.storeValue(cli.getOptionValues("store")[0], cli.getOptionValues("store")[1]);
            ss.writeStore();
            System.exit(0);
        }

        if (cli.hasOption("clear")) {
            ss.deleteValue(cli.getOptionValue("clear"));
            ss.writeStore();
            System.exit(0);
        }
    } finally {
        hlp.printHelp("SecureStore", ops);
        System.exit(0);
    }
}

From source file:com.netsteadfast.greenstep.util.HostUtils.java

public static void main(String args[]) throws Exception {
    Enumeration<NetworkInterface> nics = NetworkInterface.getNetworkInterfaces();
    for (; nics.hasMoreElements();) {
        System.out.println("--------------------------------------------------------------------------");
        NetworkInterface interfece = nics.nextElement();
        System.out.println(interfece.getName());
        Enumeration<InetAddress> addrs = interfece.getInetAddresses();
        for (; addrs.hasMoreElements();) {
            InetAddress addr = addrs.nextElement();
            System.out.println(addr.getHostAddress());
        }/*  w w w . j a  v  a 2 s.com*/
    }
}

From source file:org.dawnsci.commandserver.mx.example.ActiveMQProducer.java

public static void main(String[] args) throws Exception {

    QueueConnectionFactory connectionFactory = ConnectionFactoryFacade
            .createConnectionFactory("tcp://ws097.diamond.ac.uk:61616");
    Connection send = connectionFactory.createConnection();

    Session session = send.createSession(false, Session.AUTO_ACKNOWLEDGE);
    Queue queue = session.createQueue("testQ");

    final MessageProducer producer = session.createProducer(queue);
    producer.setDeliveryMode(DeliveryMode.PERSISTENT);

    Message message = session.createTextMessage("Hello World");
    producer.send(message);/*from   ww  w  .  j av a  2s. co  m*/

    message = session.createTextMessage("...and another message");
    producer.send(message);

    message = session.createObjectMessage(new TestObjectBean("this could be", "anything"));
    producer.send(message);

    // Test JSON
    SweepBean col = new SweepBean("fred", "d0000000001", 0, 100);

    ObjectMapper mapper = new ObjectMapper();
    String jsonString = mapper.writeValueAsString(col);

    message = session.createTextMessage(jsonString);
    producer.send(message);

    producer.close();
    session.close();
    send.close();

    // Now we peak at the queue
    // If the consumer is not going, the messages should still be there
    if (REQUIRE_PEAK) {
        QueueConnection qCon = connectionFactory.createQueueConnection();
        QueueSession qSes = qCon.createQueueSession(false, Session.AUTO_ACKNOWLEDGE);
        queue = qSes.createQueue("testQ");
        qCon.start();

        QueueBrowser qb = qSes.createBrowser(queue);
        Enumeration e = qb.getEnumeration();
        if (e.hasMoreElements())
            System.out.println("Peak at queue:");
        while (e.hasMoreElements()) {
            Message m = (Message) e.nextElement();
            if (m == null)
                continue;
            if (m instanceof TextMessage) {
                TextMessage t = (TextMessage) m;
                System.out.println(t.getText());
            } else if (m instanceof ObjectMessage) {
                ObjectMessage o = (ObjectMessage) m;
                System.out.println(o.getObject());
            }
        }

        qb.close();
        qSes.close();
        qCon.close();
    }

}

From source file:PKCS12Import.java

public static void main(String[] args) throws Exception {
    if (args.length < 1) {
        System.err.println("usage: java PKCS12Import {pkcs12file} [newjksfile]");
        System.exit(1);//from w w w .ja  v a2 s  .c  o m
    }

    File fileIn = new File(args[0]);
    File fileOut;
    if (args.length > 1) {
        fileOut = new File(args[1]);
    } else {
        fileOut = new File("newstore.jks");
    }

    if (!fileIn.canRead()) {
        System.err.println("Unable to access input keystore: " + fileIn.getPath());
        System.exit(2);
    }

    if (fileOut.exists() && !fileOut.canWrite()) {
        System.err.println("Output file is not writable: " + fileOut.getPath());
        System.exit(2);
    }

    KeyStore kspkcs12 = KeyStore.getInstance("pkcs12");
    KeyStore ksjks = KeyStore.getInstance("jks");

    System.out.print("Enter input keystore passphrase: ");
    char[] inphrase = readPassphrase();
    System.out.print("Enter output keystore passphrase: ");
    char[] outphrase = readPassphrase();

    kspkcs12.load(new FileInputStream(fileIn), inphrase);

    ksjks.load((fileOut.exists()) ? new FileInputStream(fileOut) : null, outphrase);

    Enumeration eAliases = kspkcs12.aliases();
    int n = 0;
    while (eAliases.hasMoreElements()) {
        String strAlias = (String) eAliases.nextElement();
        System.err.println("Alias " + n++ + ": " + strAlias);

        if (kspkcs12.isKeyEntry(strAlias)) {
            System.err.println("Adding key for alias " + strAlias);
            Key key = kspkcs12.getKey(strAlias, inphrase);

            Certificate[] chain = kspkcs12.getCertificateChain(strAlias);

            ksjks.setKeyEntry(strAlias, key, outphrase, chain);
        }
    }

    OutputStream out = new FileOutputStream(fileOut);
    ksjks.store(out, outphrase);
    out.close();
}

From source file:com.heliosdecompiler.appifier.Appifier.java

public static void main(String[] args) throws Throwable {
    if (args.length == 0) {
        System.out.println("An input JAR must be specified");
        return;/*ww w .  j a  v a 2  s .  c  om*/
    }

    File in = new File(args[0]);

    if (!in.exists()) {
        System.out.println("Input not found");
        return;
    }

    String outName = args[0];
    outName = outName.substring(0, outName.length() - ".jar".length()) + "-appified.jar";

    File out = new File(outName);

    if (out.exists()) {
        if (!out.delete()) {
            System.out.println("Could not delete out file");
            return;
        }
    }

    try (ZipOutputStream outstream = new ZipOutputStream(new FileOutputStream(out));
            ZipFile zipFile = new ZipFile(in)) {

        {
            ZipEntry systemHook = new ZipEntry("com/heliosdecompiler/appifier/SystemHook.class");
            outstream.putNextEntry(systemHook);
            outstream.write(SystemHookDump.dump());
            outstream.closeEntry();
        }

        Enumeration<? extends ZipEntry> enumeration = zipFile.entries();

        while (enumeration.hasMoreElements()) {
            ZipEntry next = enumeration.nextElement();

            if (!next.isDirectory()) {
                ZipEntry result = new ZipEntry(next.getName());
                outstream.putNextEntry(result);
                if (next.getName().endsWith(".class")) {
                    byte[] classBytes = IOUtils.toByteArray(zipFile.getInputStream(next));
                    outstream.write(transform(classBytes));
                } else {
                    IOUtils.copy(zipFile.getInputStream(next), outstream);
                }
                outstream.closeEntry();
            }
        }
    }
}

From source file:com.github.thesmartenergy.sparql.generate.generator.CMDGenerator.java

public static void main(String[] args) {

    List<String> formats = Arrays.asList("TTL", "TURTLE", "NTRIPLES", "TRIG", "RDFXML", "JSONLD");

    try {/* w ww  . j  a va2s . com*/
        CommandLine cl = CMDConfigurations.parseArguments(args);

        String query = "";
        String outputFormat = "TTL";

        if (cl.getArgList().size() == 0) {
            CMDConfigurations.displayHelp();
            return;
        }

        fileManager = FileManager.makeGlobal();
        if (cl.hasOption('l')) {
            Enumeration<String> loggers = LogManager.getLogManager().getLoggerNames();
            while (loggers.hasMoreElements()) {
                java.util.logging.Logger element = LogManager.getLogManager().getLogger(loggers.nextElement());
                element.setLevel(Level.OFF);
            }
            Logger.getRootLogger().setLevel(org.apache.log4j.Level.OFF);

        }
        LOG = Logger.getLogger(CMDGenerator.class);

        //get query file path
        //check if the file exists
        if (cl.hasOption("qf")) {
            String file_path = cl.getOptionValue("qf");
            File f = new File(file_path);
            if (f.exists() && !f.isDirectory()) {
                FileInputStream fisTargetFile = new FileInputStream(f);
                query = IOUtils.toString(fisTargetFile, "UTF-8");
                LOG.debug("\n\nRead SPARQL-Generate Query ..\n" + query + "\n\n");
            } else {
                LOG.error("File " + file_path + " not found.");
            }
        }

        //get query string
        if (cl.hasOption("qs")) {
            query = cl.getOptionValue("qs");
        }
        System.out.println("Query:" + query);

        //get and validate the output format
        if (cl.hasOption("f")) {
            String format = cl.getOptionValue("f");
            if (formats.contains(format)) {
                outputFormat = format;
            } else {
                LOG.error("Invalid output format," + cl.getOptionProperties("f").getProperty("description"));
                return;
            }
        }

        Model configurationModel = null;
        String conf = "";
        if (cl.hasOption("c")) {
            conf = cl.getOptionValue("c");
            configurationModel = ProcessQuery.generateConfiguration(conf);
        }

        String output = ProcessQuery.process(query, conf, outputFormat);
        System.out.println(output);

    } catch (org.apache.commons.cli.ParseException ex) {
        LOG.error(ex);
    } catch (FileNotFoundException ex) {
        LOG.error(ex);
    } catch (IOException ex) {
        LOG.error(ex);
    }

}

From source file:com.cyclopsgroup.waterview.jelly.JellyScriptsRunner.java

/**
 * Main entry to run a script//from  w ww.  j  a  v  a2s . c o m
 *
 * @param args Script paths
 * @throws Exception Throw it out
 */
public static final void main(String[] args) throws Exception {
    List scripts = new ArrayList();
    for (int i = 0; i < args.length; i++) {
        String path = args[i];
        File file = new File(path);
        if (file.isFile()) {
            scripts.add(file.toURL());
        } else {
            Enumeration enu = JellyScriptsRunner.class.getClassLoader().getResources(path);
            CollectionUtils.addAll(scripts, enu);
        }
    }
    if (scripts.isEmpty()) {
        System.out.println("No script to run, return!");
        return;
    }

    String basedir = new File("").getAbsolutePath();
    Properties initProperties = new Properties(System.getProperties());
    initProperties.setProperty("basedir", basedir);
    initProperties.setProperty("plexus.home", basedir);

    WaterviewPlexusContainer container = new WaterviewPlexusContainer();
    for (Iterator j = initProperties.keySet().iterator(); j.hasNext();) {
        String initPropertyName = (String) j.next();
        container.addContextValue(initPropertyName, initProperties.get(initPropertyName));
    }

    container.addContextValue(Waterview.INIT_PROPERTIES, initProperties);
    container.initialize();
    container.start();

    JellyEngine je = (JellyEngine) container.lookup(JellyEngine.ROLE);
    JellyContext jc = new JellyContext(je.getGlobalContext());
    XMLOutput output = XMLOutput.createXMLOutput(System.out);
    for (Iterator i = scripts.iterator(); i.hasNext();) {
        URL script = (URL) i.next();
        System.out.print("Running script " + script);
        ExtendedProperties ep = new ExtendedProperties();
        ep.putAll(initProperties);
        ep.load(script.openStream());
        for (Iterator j = ep.getKeys("script"); j.hasNext();) {
            String name = (String) j.next();
            if (name.endsWith(".file")) {
                File file = new File(ep.getString(name));
                if (file.exists()) {
                    System.out.println("Runner jelly file " + file);
                    jc.runScript(file, output);
                }
            } else if (name.endsWith(".resource")) {
                Enumeration k = JellyScriptsRunner.class.getClassLoader().getResources(ep.getString(name));
                while (j != null && k.hasMoreElements()) {
                    URL s = (URL) k.nextElement();
                    System.out.println("Running jelly script " + s);
                    jc.runScript(s, output);
                }
            }
        }
        //jc.runScript( script, XMLOutput.createDummyXMLOutput() );
        System.out.println("... Done!");
    }
    container.dispose();
}

From source file:HTDemo.java

public static void main(String args[]) {
    Hashtable<String, Double> balance = new Hashtable<String, Double>();

    Enumeration<String> names;
    String str;//  w w  w  . j a va2 s  .c o  m
    double bal;

    balance.put("A", 3434.34);
    balance.put("B", 123.22);
    balance.put("C", 1378.00);
    balance.put("D", 99.22);
    balance.put("E", -19.08);

    names = balance.keys();
    while (names.hasMoreElements()) {
        str = names.nextElement();
        System.out.println(str + ": " + balance.get(str));
    }
    bal = balance.get("A");
    balance.put("A", bal + 1000);
    System.out.println("A's new balance: " + balance.get("A"));
}