Example usage for java.util Collection iterator

List of usage examples for java.util Collection iterator

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Introduction

In this page you can find the example usage for java.util Collection iterator.

Prototype

Iterator<E> iterator();

Source Link

Document

Returns an iterator over the elements in this collection.

Usage

From source file:find.Main.java

public static void main(String[] args) throws Exception {
    Options options = getOptions();/* w  w  w . ja  va2  s.co  m*/
    try {

        CommandLineParser parser = new GnuParser();

        CommandLine line = parser.parse(options, args);
        File dir = new File(line.getOptionValue("dir", "."));
        String name = line.getOptionValue("name", "jar");
        Collection files = FindFile.find(dir, name);
        System.out.println("listing files in " + dir + " containing " + name);
        for (Iterator it = files.iterator(); it.hasNext();) {
            System.out.println("\t" + it.next() + "\n");
        }
    } catch (ParseException exp) {
        // oops, something went wrong
        System.err.println("Parsing failed.  Reason: " + exp.getMessage());

        HelpFormatter formatter = new HelpFormatter();
        formatter.printHelp("find", options);
    }
}

From source file:MainClass.java

public static void main(String[] args) throws Exception {
    Security.addProvider(new org.bouncycastle.jce.provider.BouncyCastleProvider());

    KeyPair pair = generateRSAKeyPair();

    ByteArrayOutputStream bOut = new ByteArrayOutputStream();
    bOut.write(generateV1Certificate(pair).getEncoded());
    bOut.close();/*from   w  w w  . j av  a 2s .c  om*/

    InputStream in = new ByteArrayInputStream(bOut.toByteArray());

    CertificateFactory fact = CertificateFactory.getInstance("X.509", "BC");

    X509Certificate x509Cert;
    Collection collection = new ArrayList();

    while ((x509Cert = (X509Certificate) fact.generateCertificate(in)) != null) {
        collection.add(x509Cert);
    }

    Iterator it = collection.iterator();
    while (it.hasNext()) {
        System.out.println("version: " + ((X509Certificate) it.next()).getVersion());
    }
}

From source file:Professor.java

public static void main(String[] a) throws Exception {
        JPAUtil util = new JPAUtil();

        EntityManagerFactory emf = Persistence.createEntityManagerFactory("ProfessorService");
        EntityManager em = emf.createEntityManager();
        ProfessorService service = new ProfessorService(em);

        em.getTransaction().begin();/*from   w ww .ja  va2 s.  c  o  m*/

        Professor emp = service.createProfessor(1, "name", 100);
        emp = service.createProfessor(2, "name 2", 100);

        Collection emps = em.createQuery("SELECT e FROM Professor e").getResultList();
        for (Iterator i = emps.iterator(); i.hasNext();) {
            Professor e = (Professor) i.next();
            System.out.println("Professor " + e.getId() + ", " + e.getName());
        }
        util.checkData("select * from Professor");

        em.getTransaction().commit();
        em.close();
        emf.close();
    }

From source file:com.athena.dolly.websocket.client.test.WebSocketClient.java

public static void main(String[] args) throws Exception {
    URI uri;// w  w w .  j ava  2s.c o  m
    if (args.length > 0) {
        uri = new URI(args[0]);
    } else {
        uri = new URI("ws://localhost:7700/websocket");
    }
    WebSocketClient client = new WebSocketClient(uri);
    client.initialize();

    File directory = new File("C:/Private");
    Collection<File> files = FileUtils.listFiles(directory, TrueFileFilter.TRUE, TrueFileFilter.TRUE);

    for (Iterator<File> iterator = files.iterator(); iterator.hasNext();) {
        File file = (File) iterator.next();
        client.sendFile(file);
    }
    //client.sendFile(new File("C:/Temp/netty-master.zip"));
    client.shutdown();
}

From source file:com.github.xbn.examples.io.non_xbn.SizeOrderAllFilesInDirXmpl.java

public static final void main(String[] ignored) {
    File fDir = (new File("R:\\jeffy\\programming\\sandbox\\xbnjava\\xbn\\"));
    Collection<File> cllf = FileUtils.listFiles(fDir, (new String[] { "java" }), true);

    //Add all file paths to a Map, keyed by size.
    //It's actually a map of lists-of-files, to
    //allow multiple files that happen to have the
    //same length.

    TreeMap<Long, List<File>> tmFilesBySize = new TreeMap<Long, List<File>>();
    Iterator<File> itrf = cllf.iterator();
    while (itrf.hasNext()) {
        File f = itrf.next();/*from   www. ja  v  a 2 s  .  co m*/
        Long LLen = f.length();
        if (!tmFilesBySize.containsKey(LLen)) {
            ArrayList<File> alf = new ArrayList<File>();
            alf.add(f);
            tmFilesBySize.put(LLen, alf);
        } else {
            tmFilesBySize.get(LLen).add(f);
        }
    }

    //Iterate backwards by key through the map. For each
    //List<File>, iterate through the files, printing out
    //its size and path.

    ArrayList<Long> alSize = new ArrayList<Long>(tmFilesBySize.keySet());
    for (int i = alSize.size() - 1; i >= 0; i--) {
        itrf = tmFilesBySize.get(alSize.get(i)).iterator();
        while (itrf.hasNext()) {
            File f = itrf.next();
            System.out.println(f.length() + ": " + f.getPath());
        }
    }
}

From source file:grnet.validation.XMLValidation.java

public static void main(String[] args) throws IOException {
    // TODO Auto-generated method ssstub

    Enviroment enviroment = new Enviroment(args[0]);

    if (enviroment.envCreation) {
        String schemaUrl = enviroment.getArguments().getSchemaURL();
        Core core = new Core(schemaUrl);

        XMLSource source = new XMLSource(args[0]);

        File sourceFile = source.getSource();

        if (sourceFile.exists()) {

            Collection<File> xmls = source.getXMLs();

            System.out.println("Validating repository:" + sourceFile.getName());

            System.out.println("Number of files to validate:" + xmls.size());

            Iterator<File> iterator = xmls.iterator();

            System.out.println("Validating against schema:" + schemaUrl + "...");

            ValidationReport report = null;
            if (enviroment.getArguments().createReport().equalsIgnoreCase("true")) {

                report = new ValidationReport(enviroment.getArguments().getDestFolderLocation(),
                        enviroment.getDataProviderValid().getName());

            }//from w ww. ja  va 2 s. c o  m

            ConnectionFactory factory = new ConnectionFactory();
            factory.setHost(enviroment.getArguments().getQueueHost());
            factory.setUsername(enviroment.getArguments().getQueueUserName());
            factory.setPassword(enviroment.getArguments().getQueuePassword());

            while (iterator.hasNext()) {

                StringBuffer logString = new StringBuffer();
                logString.append(sourceFile.getName());
                logString.append(" " + schemaUrl);

                File xmlFile = iterator.next();
                String name = xmlFile.getName();
                name = name.substring(0, name.indexOf(".xml"));

                logString.append(" " + name);

                boolean xmlIsValid = core.validateXMLSchema(xmlFile);

                if (xmlIsValid) {
                    logString.append(" " + "Valid");
                    slf4jLogger.info(logString.toString());

                    Connection connection = factory.newConnection();
                    Channel channel = connection.createChannel();
                    channel.queueDeclare(QUEUE_NAME, false, false, false, null);

                    channel.basicPublish("", QUEUE_NAME, null, logString.toString().getBytes());
                    channel.close();
                    connection.close();
                    try {
                        if (report != null) {

                            report.raiseValidFilesNum();
                        }

                        FileUtils.copyFileToDirectory(xmlFile, enviroment.getDataProviderValid());
                    } catch (IOException e) {
                        // TODO Auto-generated catch block
                        e.printStackTrace();
                    }
                } else {
                    logString.append(" " + "Invalid");
                    slf4jLogger.info(logString.toString());

                    Connection connection = factory.newConnection();
                    Channel channel = connection.createChannel();
                    channel.queueDeclare(QUEUE_NAME, false, false, false, null);

                    channel.basicPublish("", QUEUE_NAME, null, logString.toString().getBytes());
                    channel.close();
                    connection.close();

                    try {
                        if (report != null) {

                            if (enviroment.getArguments().extendedReport().equalsIgnoreCase("true"))
                                report.appendXMLFileNameNStatus(xmlFile.getPath(), Constants.invalidData,
                                        core.getReason());

                            report.raiseInvalidFilesNum();
                        }
                        FileUtils.copyFileToDirectory(xmlFile, enviroment.getDataProviderInValid());
                    } catch (IOException e) {
                        // TODO Auto-generated catch block
                        e.printStackTrace();
                    }
                }
            }

            if (report != null) {
                report.writeErrorBank(core.getErrorBank());
                report.appendGeneralInfo();
            }
            System.out.println("Validation is done.");

        }

    }
}

From source file:grnet.filter.XMLFiltering.java

public static void main(String[] args) throws IOException {
    // TODO Auto-generated method ssstub

    Enviroment enviroment = new Enviroment(args[0]);

    if (enviroment.envCreation) {
        Core core = new Core();

        XMLSource source = new XMLSource(args[0]);

        File sourceFile = source.getSource();

        if (sourceFile.exists()) {

            Collection<File> xmls = source.getXMLs();

            System.out.println("Filtering repository:" + enviroment.dataProviderFilteredIn.getName());

            System.out.println("Number of files to filter:" + xmls.size());

            Iterator<File> iterator = xmls.iterator();

            FilteringReport report = null;
            if (enviroment.getArguments().getProps().getProperty(Constants.createReport)
                    .equalsIgnoreCase("true")) {
                report = new FilteringReport(enviroment.getArguments().getDestFolderLocation(),
                        enviroment.getDataProviderFilteredIn().getName());
            }/*from  w  w  w.  jav a  2  s.  c  o  m*/

            ConnectionFactory factory = new ConnectionFactory();
            factory.setHost(enviroment.getArguments().getQueueHost());
            factory.setUsername(enviroment.getArguments().getQueueUserName());
            factory.setPassword(enviroment.getArguments().getQueuePassword());

            while (iterator.hasNext()) {

                StringBuffer logString = new StringBuffer();
                logString.append(enviroment.dataProviderFilteredIn.getName());
                File xmlFile = iterator.next();

                String name = xmlFile.getName();
                name = name.substring(0, name.indexOf(".xml"));
                logString.append(" " + name);

                boolean xmlIsFilteredIn = core.filterXML(xmlFile, enviroment.getArguments().getQueries());

                if (xmlIsFilteredIn) {
                    logString.append(" " + "FilteredIn");
                    slf4jLogger.info(logString.toString());

                    Connection connection = factory.newConnection();
                    Channel channel = connection.createChannel();
                    channel.queueDeclare(QUEUE_NAME, false, false, false, null);

                    channel.basicPublish("", QUEUE_NAME, null, logString.toString().getBytes());
                    channel.close();
                    connection.close();

                    try {
                        if (report != null) {
                            report.appendXMLFileNameNStatus(xmlFile.getPath(), Constants.filteredInData);
                            report.raiseFilteredInFilesNum();
                        }

                        FileUtils.copyFileToDirectory(xmlFile, enviroment.getDataProviderFilteredIn());
                    } catch (IOException e) {
                        // TODO Auto-generated catch block
                        // e.printStackTrace();
                        e.printStackTrace();
                        System.out.println("Filtering failed.");
                    }
                } else {
                    logString.append(" " + "FilteredOut");
                    slf4jLogger.info(logString.toString());

                    Connection connection = factory.newConnection();
                    Channel channel = connection.createChannel();
                    channel.queueDeclare(QUEUE_NAME, false, false, false, null);

                    channel.basicPublish("", QUEUE_NAME, null, logString.toString().getBytes());
                    channel.close();
                    connection.close();
                    try {
                        if (report != null) {
                            report.appendXMLFileNameNStatus(xmlFile.getPath(), Constants.filteredOutData);
                            report.raiseFilteredOutFilesNum();
                        }
                        FileUtils.copyFileToDirectory(xmlFile, enviroment.getDataProviderFilteredOuT());
                    } catch (IOException e) {
                        // TODO Auto-generated catch block
                        // e.printStackTrace();
                        e.printStackTrace();
                        System.out.println("Filtering failed.");
                    }
                }
            }
            if (report != null) {

                report.appendXPathExpression(enviroment.getArguments().getQueries());

                report.appendGeneralInfo();
            }
            System.out.println("Filtering is done.");
        }

    }
}

From source file:de.tudarmstadt.ukp.experiments.argumentation.convincingness.sampling.Step7aLearningDataProducer.java

@SuppressWarnings("unchecked")
public static void main(String[] args) throws IOException {
    String inputDir = args[0];/*from w  w w .ja  va2s.  c om*/
    File outputDir = new File(args[1]);

    if (!outputDir.exists()) {
        outputDir.mkdirs();
    }

    Collection<File> files = IOHelper.listXmlFiles(new File(inputDir));

    // for generating ConvArgStrict use this
    String prefix = "no-eq_DescendingScoreArgumentPairListSorter";

    // for oversampling using graph transitivity properties use this
    //        String prefix = "generated_no-eq_AscendingScoreArgumentPairListSorter";

    Iterator<File> iterator = files.iterator();
    while (iterator.hasNext()) {
        File file = iterator.next();

        if (!file.getName().startsWith(prefix)) {
            iterator.remove();
        }
    }

    int totalGoldPairsCounter = 0;

    Map<String, Integer> goldDataDistribution = new HashMap<>();

    DescriptiveStatistics statsPerTopic = new DescriptiveStatistics();

    int totalPairsWithReasonSameAsGold = 0;

    DescriptiveStatistics ds = new DescriptiveStatistics();

    for (File file : files) {
        List<AnnotatedArgumentPair> argumentPairs = (List<AnnotatedArgumentPair>) XStreamTools.getXStream()
                .fromXML(file);

        int pairsPerTopicCounter = 0;

        String name = file.getName().replaceAll(prefix, "").replaceAll("\\.xml", "");

        PrintWriter pw = new PrintWriter(new File(outputDir, name + ".csv"), "utf-8");

        pw.println("#id\tlabel\ta1\ta2");

        for (AnnotatedArgumentPair argumentPair : argumentPairs) {
            String goldLabel = argumentPair.getGoldLabel();

            if (!goldDataDistribution.containsKey(goldLabel)) {
                goldDataDistribution.put(goldLabel, 0);
            }

            goldDataDistribution.put(goldLabel, goldDataDistribution.get(goldLabel) + 1);

            pw.printf(Locale.ENGLISH, "%s\t%s\t%s\t%s%n", argumentPair.getId(), goldLabel,
                    multipleParagraphsToSingleLine(argumentPair.getArg1().getText()),
                    multipleParagraphsToSingleLine(argumentPair.getArg2().getText()));

            pairsPerTopicCounter++;

            int sameInOnePair = 0;

            // get gold reason statistics
            for (AnnotatedArgumentPair.MTurkAssignment assignment : argumentPair.mTurkAssignments) {
                String label = assignment.getValue();

                if (goldLabel.equals(label)) {
                    sameInOnePair++;
                }
            }

            ds.addValue(sameInOnePair);
            totalPairsWithReasonSameAsGold += sameInOnePair;
        }

        totalGoldPairsCounter += pairsPerTopicCounter;
        statsPerTopic.addValue(pairsPerTopicCounter);

        pw.close();
    }

    System.out.println("Total reasons matching gold " + totalPairsWithReasonSameAsGold);
    System.out.println(ds);

    System.out.println("Total gold pairs: " + totalGoldPairsCounter);
    System.out.println(statsPerTopic);

    int totalPairs = 0;
    for (Integer pairs : goldDataDistribution.values()) {
        totalPairs += pairs;
    }
    System.out.println("Total pairs: " + totalPairs);
    System.out.println(goldDataDistribution);

}

From source file:br.com.autonomiccs.cloudTraces.main.GoogleTracesToCloudTracesParser.java

public static void main(String[] args) {
    validateArguments(args);//from www .  java 2 s. c o m
    List<GoogleTrace> googleTraces = readAllGoogleTracesFromDataset(args[0]);

    logger.info(String.format("#Google traces loaded [%d]", googleTraces.size()));
    Collection<GoogleJob> googleJobs = buildTasksHierachyAndCreateJobList(googleTraces);
    buildJobsTaksByTimeMap(googleJobs);
    fillOutStartAndEndTimeOfJobs(googleJobs);
    calculateThePeakJobResourceUsage(googleJobs);

    GoogleJob biggestCpuUsageJob = googleJobs.iterator().next();
    GoogleJob biggestMemoryUsageJob = biggestCpuUsageJob;

    GoogleJob lowestCpuUsageJob = googleJobs.iterator().next();
    GoogleJob lowestMemoryUsageJob = lowestCpuUsageJob;

    for (GoogleJob googleJob : googleJobs) {
        if (biggestCpuUsageJob.getMaximumCpuUsageAtTime() < googleJob.getMaximumCpuUsageAtTime()) {
            biggestCpuUsageJob = googleJob;
        }
        if (biggestMemoryUsageJob.getMaximumMemoryUsageAtTime() < googleJob.getMaximumMemoryUsageAtTime()) {
            biggestMemoryUsageJob = googleJob;
        }

        if (lowestCpuUsageJob.getMaximumCpuUsageAtTime() > googleJob.getMaximumCpuUsageAtTime()) {
            lowestCpuUsageJob = googleJob;
        }
        if (lowestMemoryUsageJob.getMaximumMemoryUsageAtTime() > googleJob.getMaximumMemoryUsageAtTime()) {
            lowestMemoryUsageJob = googleJob;
        }
    }
    logger.info("Max job cpu usage: " + biggestCpuUsageJob);
    logger.info("Max job memory usage: " + biggestMemoryUsageJob);
    logger.info("Min job cpu usage: " + lowestCpuUsageJob);
    logger.info("Min job memory usage: " + lowestMemoryUsageJob);

    List<VirtualMachine> virtualMachines = createVmsToExecuteJobs(googleJobs);
    writeVmTracesToFile(virtualMachines);
}

From source file:mase.jbot.JBotViewer.java

/**
 * @param args the command line arguments
 *//*from   w w  w .  jav a  2s.co m*/
public static void main(String args[]) throws Exception {
    /* Set the Nimbus look and feel */
    //<editor-fold defaultstate="collapsed" desc=" Look and feel setting code (optional) ">
    /* If Nimbus (introduced in Java SE 6) is not available, stay with the default look and feel.
     * For details see http://download.oracle.com/javase/tutorial/uiswing/lookandfeel/plaf.html 
     */
    try {
        for (javax.swing.UIManager.LookAndFeelInfo info : javax.swing.UIManager.getInstalledLookAndFeels()) {
            if ("Nimbus".equals(info.getName())) {
                javax.swing.UIManager.setLookAndFeel(info.getClassName());
                break;
            }
        }
    } catch (ClassNotFoundException ex) {
        java.util.logging.Logger.getLogger(JBotViewer.class.getName()).log(java.util.logging.Level.SEVERE, null,
                ex);
    } catch (InstantiationException ex) {
        java.util.logging.Logger.getLogger(JBotViewer.class.getName()).log(java.util.logging.Level.SEVERE, null,
                ex);
    } catch (IllegalAccessException ex) {
        java.util.logging.Logger.getLogger(JBotViewer.class.getName()).log(java.util.logging.Level.SEVERE, null,
                ex);
    } catch (javax.swing.UnsupportedLookAndFeelException ex) {
        java.util.logging.Logger.getLogger(JBotViewer.class.getName()).log(java.util.logging.Level.SEVERE, null,
                ex);
    }
    //</editor-fold>
    //</editor-fold>

    File jbotConfig;
    final File solution = new File(args[0]);
    if (args.length == 2) {
        jbotConfig = new File(args[1]);
    } else {
        // Search the individual's folder for the jbot config file
        File dir = solution.getParentFile();
        Collection<File> listFiles = FileUtils.listFiles(dir, new String[] { "conf" }, false);
        if (listFiles.size() != 1) {
            System.out.println("Zero or more than one config files found!:\n" + listFiles.toString());
        }
        jbotConfig = listFiles.iterator().next();
    }
    final File jbot = jbotConfig;

    /* Create and display the form */
    java.awt.EventQueue.invokeLater(new Runnable() {
        public void run() {
            try {
                new JBotViewer(jbot, solution).setVisible(true);
            } catch (Exception ex) {
                Logger.getLogger(JBotViewer.class.getName()).log(Level.SEVERE, null, ex);
            }
        }
    });
}