Example usage for java.util ArrayList toArray

Introduction

In this page you can find the example usage for java.util ArrayList toArray.

Prototype

@SuppressWarnings("unchecked")
public <T> T[] toArray(T[] a) 

Source Link

Document

Returns an array containing all of the elements in this list in proper sequence (from first to last element); the runtime type of the returned array is that of the specified array.

Usage

From source file:ca.myewb.frame.PostParamWrapper.java

public String[] getArray(String value) {
    ArrayList<String> values = new ArrayList<String>();
    int i = 0;/*from  www  .  j  a v  a 2 s .  c  o m*/

    while (stringParams.get(value + i) != null) {
        values.add(stringParams.get(value + i++));
    }

    return values.toArray(new String[1]);
}

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From source file:com.microsoft.azure.servicebus.samples.prefetch.Prefetch.java

long sendAndReceiveMessages(IMessageSender sender, IMessageReceiver receiver, int messageCount)
        throws Exception {
    // Now we can start sending messages.
    Random rnd = new Random();
    byte[] mockPayload = new byte[100]; // 100 random-byte payload

    rnd.nextBytes(mockPayload);/*  ww  w  .  j a va  2 s  .co m*/

    System.out.printf("\nSending %d messages to the queue\n", messageCount);
    ArrayList<CompletableFuture<Void>> sendOps = new ArrayList<>();
    for (int i = 0; i < messageCount; i++) {
        IMessage message = new Message(mockPayload);
        message.setTimeToLive(Duration.ofMinutes(5));
        sendOps.add(sender.sendAsync(message));
    }
    CompletableFuture.allOf(sendOps.toArray(new CompletableFuture<?>[sendOps.size()])).join();

    System.out.printf("Send completed\n");

    // Receive the messages
    System.out.printf("Receiving messages...\n");

    // Start stopwatch
    Stopwatch stopWatch = Stopwatch.createStarted();

    IMessage receivedMessage = receiver.receive(Duration.ofSeconds(5));
    while (receivedMessage != null) {
        // here's where you'd do any work

        // complete (round trips)
        receiver.complete(receivedMessage.getLockToken());

        if (--messageCount <= 0)
            break;

        // now get the next message
        receivedMessage = receiver.receive(Duration.ofSeconds(5));
    }
    // Stop the stopwatch
    stopWatch.stop();

    System.out.printf("Receive completed\n");

    long timeTaken = stopWatch.elapsed(TimeUnit.MILLISECONDS);
    System.out.printf("Time to receive and complete all messages = %d milliseconds\n", timeTaken);

    return timeTaken;
}

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From source file:com.thoughtworks.go.domain.materials.svn.SvnMaterialUpdater.java

private BuildCommand checkout(String workingDir, Revision revision) {
    ArrayList<String> args = new ArrayList<>();
    addCredentials(args);/*from   ww w .  j  a v a2 s .c  o m*/
    args.add("checkout");
    args.add("--non-interactive");
    args.add("-r");
    args.add(revision.getRevision());
    args.add(material.getUrlArgument().forCommandLine());
    args.add(workingDir);
    return exec("svn", args.toArray(new String[args.size()]));
}

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From source file:classif.Majority.KMeansSymbolicSequence.java

public void cluster() {
    centers = new ClassedSequence[nbClusters];
    affectation = new ArrayList[nbClusters];

    // pickup centers
    int[] selected = randGen.nextPermutation(data.size(), nbClusters);
    for (int i = 0; i < selected.length; i++) {
        centers[i] = new ClassedSequence(data.get(selected[i]).sequence, data.get(selected[i]).classValue);
    }//from  www. j a v  a  2s. c  o  m

    // for each iteration i
    for (int i = 0; i < 15; i++) {
        // init
        for (int k = 0; k < affectation.length; k++) {
            affectation[k] = new ArrayList<ClassedSequence>();
        }
        // for each data point j
        for (int j = 0; j < data.size(); j++) {

            double minDist = Double.MAX_VALUE;
            // for each cluster k
            for (int k = 0; k < centers.length; k++) {
                // distance between cluster k and data point j
                double currentDist = centers[k].sequence.distance(data.get(j).sequence);
                if (currentDist < minDist) {
                    clusterMap[j] = k;
                    minDist = currentDist;
                }
            }

            // affect data point j to cluster affected to j
            affectation[clusterMap[j]].add(data.get(j));
        }

        // redefine
        for (int j = 0; j < nbClusters; j++) {
            if (affectation[j].size() == 0) {
                centers[j] = null;
            } else {
                ArrayList<Sequence> copyaffectation = new ArrayList<Sequence>();
                for (ClassedSequence eachClassedSequence : affectation[j]) {
                    copyaffectation.add(eachClassedSequence.sequence);
                }
                centers[j].sequence = Sequences.mean(copyaffectation.toArray(new Sequence[0]));
                centers[j].classValue = MajorityClass(affectation[j]);
            }
        }
    }
}

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From source file:com.ripariandata.timberwolf.writer.hive.SequenceFileMailWriterTest.java

private static MailboxItem mockMailboxItem(final String key, final String body, final String subject,
        final String timesent, final String sender, final String to, final String cc, final String bcc) {
    MailboxItem mail = mock(MailboxItem.class);
    ArrayList<String> headers = new ArrayList<String>();
    when(mail.hasKey(any(String.class))).thenReturn(true);
    when(mail.getHeader("Item ID")).thenReturn(key);
    if (body != null) {
        when(mail.getHeader("Body")).thenReturn(body);
        headers.add("Body");
    }// w  w w  . j  a v a  2 s.co  m
    if (subject != null) {
        when(mail.getHeader("Subject")).thenReturn(subject);
        headers.add("Subject");
    }
    if (timesent != null) {
        when(mail.getHeader("Time Sent")).thenReturn(timesent);
        headers.add("Time Sent");
    }
    if (sender != null) {
        when(mail.getHeader("Sender")).thenReturn(sender);
        headers.add("Sender");
    }
    if (to != null) {
        when(mail.getHeader("To")).thenReturn(to);
        headers.add("To");
    }
    if (cc != null) {
        when(mail.getHeader("Cc")).thenReturn(cc);
        headers.add("Cc");
    }
    if (bcc != null) {
        when(mail.getHeader("Bcc")).thenReturn(bcc);
        headers.add("Bcc");
    }
    when(mail.getHeaderKeys()).thenReturn(headers.toArray(new String[0]));
    return mail;
}

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From source file:com.shanke.common.conf.StringHandle.java

/**
 * Split a string using the given separator, with no escaping performed.
 * /*from www .  j  ava 2  s.  c  o  m*/
 * @param str
 *            a string to be split. Note that this may not be null.
 * @param separator
 *            a separator char
 * @return an array of strings
 */
public static String[] split(String str, char separator) {
    // String.split returns a single empty result for splitting the empty
    // string.
    if (str.isEmpty()) {
        return new String[] { "" };
    }
    ArrayList<String> strList = new ArrayList<String>();
    int startIndex = 0;
    int nextIndex = 0;
    while ((nextIndex = str.indexOf((int) separator, startIndex)) != -1) {
        strList.add(str.substring(startIndex, nextIndex));
        startIndex = nextIndex + 1;
    }
    strList.add(str.substring(startIndex));
    // remove trailing empty split(s)
    int last = strList.size(); // last split
    while (--last >= 0 && "".equals(strList.get(last))) {
        strList.remove(last);
    }
    return strList.toArray(new String[strList.size()]);
}

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From source file:it.crs4.most.ehrlib.parser.AdlParser.java

/**
 * Gets the paths array./* ww w  .j  a v  a 2  s.  com*/
 *
 * @param path the path
 * @return the paths array
 */
private String[] getPathsArray(String path) {
    ArrayList<String> pathsA = new ArrayList<String>(Arrays.asList(path.split("[\\[\\]/]")));

    Iterator<String> iter = pathsA.iterator();
    while (iter.hasNext()) {
        if (iter.next().equalsIgnoreCase(""))
            iter.remove();
    }
    return pathsA.toArray(new String[0]);
}

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From source file:com.netspective.axiom.sql.ResultSetUtils.java

public String[] getResultSetRowsAsStrings(ResultSet rs) throws SQLException {
    ArrayList result = new ArrayList();
    while (rs.next()) {
        result.add(rs.getString(1));/*from w w  w.  jav a 2s  . c om*/
    }

    if (result.size() > 0)
        return (String[]) result.toArray(new String[result.size()]);
    else
        return null;
}

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From source file:com.baidu.android.voicedemo.ActivityTouch.java

@Override
public void onPartialResults(Bundle partialResults) {
    ArrayList<String> nbest = partialResults.getStringArrayList(SpeechRecognizer.RESULTS_RECOGNITION);
    if (nbest.size() > 0) {
        print("~" + Arrays.toString(nbest.toArray(new String[0])));
        txtResult.setText(nbest.get(0));
    }/*from www  .ja  v a  2 s .c o  m*/
}

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From source file:gdt.data.entity.BaseHandler.java

/**
 * Get an array of all facet handlers in the database
 *  @param entigrator instance of  the Entigrator class
 * @return array of facet handlers.//w  ww .  ja  v  a  2 s . com
 */
public static FacetHandler[] listAllHandlers(Entigrator entigrator) {
    try {
        ArrayList<FacetHandler> fl = new ArrayList<FacetHandler>();
        //   System.out.println("BaseHandler:listAllHandlers:BEGIN");
        fl.add(new FieldsHandler());
        fl.add(new FolderHandler());
        fl.add(new WebsetHandler());
        fl.add(new BookmarksHandler());
        fl.add(new IndexHandler());
        fl.add(new ExtensionHandler());
        fl.add(new QueryHandler());
        fl.add(new ProcedureHandler());
        //   System.out.println("BaseHandler:listAllHandlers:END EMBEDDED");
        FacetHandler[] fha = ExtensionHandler.listExtensionHandlers(entigrator);

        if (fha != null) {
            //System.out.println("BaseHandler:listAllHandlers:fha="+fha.length);
            for (FacetHandler fh : fha) {
                //System.out.println("BaseHandler:listAllHandlers:fh="+fh.toString());
                fl.add(fh);
            }
        }
        //else
        //   System.out.println("BaseHandler:listAllHandlers:no extensions");
        //   System.out.println("BaseHandler:listAllHandlers:END EXTENSIONS");
        return fl.toArray(new FacetHandler[0]);
    } catch (Exception e) {
        Logger.getLogger(BaseHandler.class.getName()).severe(e.toString());
        return null;
    }
}

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