Example usage for java.util Random nextLong

List of usage examples for java.util Random nextLong

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Introduction

In this page you can find the example usage for java.util Random nextLong.

Prototype

public long nextLong()

Source Link

Document

Returns the next pseudorandom, uniformly distributed long value from this random number generator's sequence.

Usage

From source file:org.apache.hadoop.yarn.util.TestFSDownload.java

@Test(timeout = 10000)
public void testDownload() throws IOException, URISyntaxException, InterruptedException {
    Configuration conf = new Configuration();
    conf.set(CommonConfigurationKeys.FS_PERMISSIONS_UMASK_KEY, "077");
    FileContext files = FileContext.getLocalFSFileContext(conf);
    final Path basedir = files.makeQualified(new Path("target", TestFSDownload.class.getSimpleName()));
    files.mkdir(basedir, null, true);/*from  ww w. j  ava 2s. c o  m*/
    conf.setStrings(TestFSDownload.class.getName(), basedir.toString());

    Map<LocalResource, LocalResourceVisibility> rsrcVis = new HashMap<LocalResource, LocalResourceVisibility>();

    Random rand = new Random();
    long sharedSeed = rand.nextLong();
    rand.setSeed(sharedSeed);
    System.out.println("SEED: " + sharedSeed);

    Map<LocalResource, Future<Path>> pending = new HashMap<LocalResource, Future<Path>>();
    ExecutorService exec = Executors.newSingleThreadExecutor();
    LocalDirAllocator dirs = new LocalDirAllocator(TestFSDownload.class.getName());
    int[] sizes = new int[10];
    for (int i = 0; i < 10; ++i) {
        sizes[i] = rand.nextInt(512) + 512;
        LocalResourceVisibility vis = LocalResourceVisibility.PRIVATE;
        if (i % 2 == 1) {
            vis = LocalResourceVisibility.APPLICATION;
        }
        Path p = new Path(basedir, "" + i);
        LocalResource rsrc = createFile(files, p, sizes[i], rand, vis);
        rsrcVis.put(rsrc, vis);
        Path destPath = dirs.getLocalPathForWrite(basedir.toString(), sizes[i], conf);
        destPath = new Path(destPath, Long.toString(uniqueNumberGenerator.incrementAndGet()));
        FSDownload fsd = new FSDownload(files, UserGroupInformation.getCurrentUser(), conf, destPath, rsrc);
        pending.put(rsrc, exec.submit(fsd));
    }

    exec.shutdown();
    while (!exec.awaitTermination(1000, TimeUnit.MILLISECONDS))
        ;
    for (Future<Path> path : pending.values()) {
        Assert.assertTrue(path.isDone());
    }

    try {
        for (Map.Entry<LocalResource, Future<Path>> p : pending.entrySet()) {
            Path localized = p.getValue().get();
            assertEquals(sizes[Integer.parseInt(localized.getName())], p.getKey().getSize());

            FileStatus status = files.getFileStatus(localized.getParent());
            FsPermission perm = status.getPermission();
            assertEquals("Cache directory permissions are incorrect", new FsPermission((short) 0755), perm);

            status = files.getFileStatus(localized);
            perm = status.getPermission();
            System.out
                    .println("File permission " + perm + " for rsrc vis " + p.getKey().getVisibility().name());
            assert (rsrcVis.containsKey(p.getKey()));
            Assert.assertTrue("Private file should be 500",
                    perm.toShort() == FSDownload.PRIVATE_FILE_PERMS.toShort());
        }
    } catch (ExecutionException e) {
        throw new IOException("Failed exec", e);
    }
}

From source file:org.apache.syncope.core.notification.NotificationTest.java

@Test
public void notifyByMail() throws Exception {
    // 1. create suitable notification for subsequent tests
    Notification notification = new Notification();
    notification.addEvent("[REST]:[UserController]:[]:[create]:[SUCCESS]");
    notification.setUserAbout(SyncopeClient.getUserSearchConditionBuilder().hasRoles(7L).query());
    notification.setRecipients(SyncopeClient.getUserSearchConditionBuilder().hasRoles(8L).query());
    notification.setSelfAsRecipient(true);

    notification.setRecipientAttrName("email");
    notification.setRecipientAttrType(IntMappingType.UserSchema);

    Random random = new Random(System.currentTimeMillis());
    String sender = "syncopetest-" + random.nextLong() + "@syncope.apache.org";
    notification.setSender(sender);/*from w  ww . j a v  a 2 s .com*/
    String subject = "Test notification " + random.nextLong();
    notification.setSubject(subject);
    notification.setTemplate("optin");

    Notification actual = notificationDAO.save(notification);
    assertNotNull(actual);

    notificationDAO.flush();

    // 2. create user
    UserTO userTO = UserTestITCase.getSampleTO(mailAddress);
    MembershipTO membershipTO = new MembershipTO();
    membershipTO.setRoleId(7);
    userTO.getMemberships().add(membershipTO);

    userController.create(userTO);

    // 3. force Quartz job execution and verify e-mail
    notificationJob.execute(null);
    assertTrue(verifyMail(sender, subject));

    // 4. get NotificationTask id and text body
    Long taskId = null;
    String textBody = null;
    for (NotificationTask task : taskDAO.findAll(NotificationTask.class)) {
        if (sender.equals(task.getSender())) {
            taskId = task.getId();
            textBody = task.getTextBody();
        }
    }
    assertNotNull(taskId);
    assertNotNull(textBody);
    assertTrue("Notification mail text doesn't contain expected content.",
            textBody.contains("Your email address is notificationtest@syncope.apache.org."));
    assertTrue("Notification mail text doesn't contain expected content.",
            textBody.contains("Your email address inside a link: "
                    + "http://localhost/?email=notificationtest%40syncope.apache.org ."));

    // 5. execute Notification task and verify e-mail
    taskController.execute(taskId, false);
    assertTrue(verifyMail(sender, subject));
}

From source file:org.apache.syncope.core.notification.NotificationTest.java

@Test
public void issueSYNCOPE445() throws Exception {
    // 1. create suitable notification for subsequent tests
    Notification notification = new Notification();
    notification.addEvent("[REST]:[UserController]:[]:[create]:[SUCCESS]");
    notification.setUserAbout(SyncopeClient.getUserSearchConditionBuilder().hasRoles(7L).query());
    notification.setRecipients(SyncopeClient.getUserSearchConditionBuilder().hasRoles(8L).query());
    notification.setSelfAsRecipient(true);

    notification.setRecipientAttrName("email");
    notification.setRecipientAttrType(IntMappingType.UserSchema);

    notification.getStaticRecipients().add("syncope445@syncope.apache.org");

    Random random = new Random(System.currentTimeMillis());
    String sender = "syncopetest-" + random.nextLong() + "@syncope.apache.org";
    notification.setSender(sender);//  ww w  .  j a v a2s .co  m
    String subject = "Test notification " + random.nextLong();
    notification.setSubject(subject);
    notification.setTemplate("optin");

    Notification actual = notificationDAO.save(notification);
    assertNotNull(actual);

    notificationDAO.flush();

    // 2. create user
    UserTO userTO = UserTestITCase.getSampleTO(mailAddress);
    MembershipTO membershipTO = new MembershipTO();
    membershipTO.setRoleId(7);
    userTO.getMemberships().add(membershipTO);

    userController.create(userTO);

    // 3. force Quartz job execution and verify e-mail
    notificationJob.execute(null);
    assertTrue(verifyMail(sender, subject));

    // 4. get NotificationTask id and text body
    Long taskId = null;
    String textBody = null;
    Set<String> recipients = null;
    for (NotificationTask task : taskDAO.findAll(NotificationTask.class)) {
        if (sender.equals(task.getSender())) {
            taskId = task.getId();
            textBody = task.getTextBody();
            recipients = task.getRecipients();
        }
    }

    assertNotNull(taskId);
    assertNotNull(textBody);
    assertTrue(recipients.contains("syncope445@syncope.apache.org"));

    // 5. execute Notification task and verify e-mail
    taskController.execute(taskId, false);
    assertTrue(verifyMail(sender, subject));
}

From source file:org.apache.hadoop.yarn.util.TestFSDownload.java

private void downloadWithFileType(TEST_FILE_TYPE fileType)
        throws IOException, URISyntaxException, InterruptedException {
    Configuration conf = new Configuration();
    conf.set(CommonConfigurationKeys.FS_PERMISSIONS_UMASK_KEY, "077");
    FileContext files = FileContext.getLocalFSFileContext(conf);
    final Path basedir = files.makeQualified(new Path("target", TestFSDownload.class.getSimpleName()));
    files.mkdir(basedir, null, true);/*from  ww w .  ja v a 2  s. c o  m*/
    conf.setStrings(TestFSDownload.class.getName(), basedir.toString());

    Random rand = new Random();
    long sharedSeed = rand.nextLong();
    rand.setSeed(sharedSeed);
    System.out.println("SEED: " + sharedSeed);

    Map<LocalResource, Future<Path>> pending = new HashMap<LocalResource, Future<Path>>();
    ExecutorService exec = Executors.newSingleThreadExecutor();
    LocalDirAllocator dirs = new LocalDirAllocator(TestFSDownload.class.getName());

    int size = rand.nextInt(512) + 512;
    LocalResourceVisibility vis = LocalResourceVisibility.PRIVATE;
    Path p = new Path(basedir, "" + 1);
    String strFileName = "";
    LocalResource rsrc = null;
    switch (fileType) {
    case TAR:
        rsrc = createTarFile(files, p, size, rand, vis);
        break;
    case JAR:
        rsrc = createJarFile(files, p, size, rand, vis);
        rsrc.setType(LocalResourceType.PATTERN);
        break;
    case ZIP:
        rsrc = createZipFile(files, p, size, rand, vis);
        strFileName = p.getName() + ".ZIP";
        break;
    case TGZ:
        rsrc = createTgzFile(files, p, size, rand, vis);
        break;
    }
    Path destPath = dirs.getLocalPathForWrite(basedir.toString(), size, conf);
    destPath = new Path(destPath, Long.toString(uniqueNumberGenerator.incrementAndGet()));
    FSDownload fsd = new FSDownload(files, UserGroupInformation.getCurrentUser(), conf, destPath, rsrc);
    pending.put(rsrc, exec.submit(fsd));
    exec.shutdown();
    while (!exec.awaitTermination(1000, TimeUnit.MILLISECONDS))
        ;
    try {
        pending.get(rsrc).get(); // see if there was an Exception during download
        FileStatus[] filesstatus = files.getDefaultFileSystem().listStatus(basedir);
        for (FileStatus filestatus : filesstatus) {
            if (filestatus.isDirectory()) {
                FileStatus[] childFiles = files.getDefaultFileSystem().listStatus(filestatus.getPath());
                for (FileStatus childfile : childFiles) {
                    if (strFileName.endsWith(".ZIP") && childfile.getPath().getName().equals(strFileName)
                            && !childfile.isDirectory()) {
                        Assert.fail("Failure...After unzip, there should have been a"
                                + " directory formed with zip file name but found a file. "
                                + childfile.getPath());
                    }
                    if (childfile.getPath().getName().startsWith("tmp")) {
                        Assert.fail("Tmp File should not have been there " + childfile.getPath());
                    }
                }
            }
        }
    } catch (Exception e) {
        throw new IOException("Failed exec", e);
    }
}

From source file:org.apache.syncope.core.notification.NotificationTest.java

@Test
public void issueSYNCOPE446() throws Exception {

    // 1. create suitable notification for subsequent tests
    Notification notification = new Notification();
    notification.addEvent("[REST]:[RoleController]:[]:[create]:[SUCCESS]");
    notification//from  w  w  w  .ja va  2  s  .c  om
            .setRoleAbout(SyncopeClient.getRoleSearchConditionBuilder().is("name").equalTo("role446").query());
    notification.setSelfAsRecipient(false);

    notification.setRecipientAttrName("email");
    notification.setRecipientAttrType(IntMappingType.UserSchema);

    notification.getStaticRecipients().add(mailAddress);

    Random random = new Random(System.currentTimeMillis());
    String sender = "syncopetest-" + random.nextLong() + "@syncope.apache.org";
    notification.setSender(sender);
    String subject = "Test notification " + random.nextLong();
    notification.setSubject(subject);
    notification.setTemplate("optin");

    Notification actual = notificationDAO.save(notification);
    assertNotNull(actual);

    notificationDAO.flush();

    // 2. create role
    RoleTO roleTO = new RoleTO();
    roleTO.setName("role446");
    roleTO.setParent(1L);

    RoleTO createdRole = roleController.create(roleTO);
    assertNotNull(createdRole);

    // 3. force Quartz job execution and verify e-mail
    notificationJob.execute(null);
    assertTrue(verifyMail(sender, subject));

    // 4. get NotificationTask id and text body
    Long taskId = null;
    String textBody = null;
    Set<String> recipients = null;
    for (NotificationTask task : taskDAO.findAll(NotificationTask.class)) {
        if (sender.equals(task.getSender())) {
            taskId = task.getId();
            textBody = task.getTextBody();
            recipients = task.getRecipients();
        }
    }

    assertNotNull(taskId);
    assertNotNull(textBody);
    assertTrue(recipients.contains(mailAddress));

    // 5. execute Notification task and verify e-mail
    taskController.execute(taskId, false);
    assertTrue(verifyMail(sender, subject));
}

From source file:org.apache.hadoop.yarn.util.TestFSDownload.java

@Test(timeout = 60000)
public void testDownloadPublicWithStatCache()
        throws IOException, URISyntaxException, InterruptedException, ExecutionException {
    final Configuration conf = new Configuration();
    FileContext files = FileContext.getLocalFSFileContext(conf);
    Path basedir = files.makeQualified(new Path("target", TestFSDownload.class.getSimpleName()));

    // if test directory doesn't have ancestor permission, skip this test
    FileSystem f = basedir.getFileSystem(conf);
    assumeTrue(FSDownload.ancestorsHaveExecutePermissions(f, basedir, null));

    files.mkdir(basedir, null, true);/*from w  w w.  ja v a 2  s .  c o  m*/
    conf.setStrings(TestFSDownload.class.getName(), basedir.toString());

    int size = 512;

    final ConcurrentMap<Path, AtomicInteger> counts = new ConcurrentHashMap<Path, AtomicInteger>();
    final CacheLoader<Path, Future<FileStatus>> loader = FSDownload.createStatusCacheLoader(conf);
    final LoadingCache<Path, Future<FileStatus>> statCache = CacheBuilder.newBuilder()
            .build(new CacheLoader<Path, Future<FileStatus>>() {
                public Future<FileStatus> load(Path path) throws Exception {
                    // increment the count
                    AtomicInteger count = counts.get(path);
                    if (count == null) {
                        count = new AtomicInteger(0);
                        AtomicInteger existing = counts.putIfAbsent(path, count);
                        if (existing != null) {
                            count = existing;
                        }
                    }
                    count.incrementAndGet();

                    // use the default loader
                    return loader.load(path);
                }
            });

    // test FSDownload.isPublic() concurrently
    final int fileCount = 3;
    List<Callable<Boolean>> tasks = new ArrayList<Callable<Boolean>>();
    for (int i = 0; i < fileCount; i++) {
        Random rand = new Random();
        long sharedSeed = rand.nextLong();
        rand.setSeed(sharedSeed);
        System.out.println("SEED: " + sharedSeed);
        final Path path = new Path(basedir, "test-file-" + i);
        createFile(files, path, size, rand);
        final FileSystem fs = path.getFileSystem(conf);
        final FileStatus sStat = fs.getFileStatus(path);
        tasks.add(new Callable<Boolean>() {
            public Boolean call() throws IOException {
                return FSDownload.isPublic(fs, path, sStat, statCache);
            }
        });
    }

    ExecutorService exec = Executors.newFixedThreadPool(fileCount);
    try {
        List<Future<Boolean>> futures = exec.invokeAll(tasks);
        // files should be public
        for (Future<Boolean> future : futures) {
            assertTrue(future.get());
        }
        // for each path exactly one file status call should be made
        for (AtomicInteger count : counts.values()) {
            assertSame(count.get(), 1);
        }
    } finally {
        exec.shutdown();
    }
}

From source file:org.apache.syncope.core.notification.NotificationTest.java

@Test
public void notifyByMailWithRetry() throws Exception {
    // 1. create suitable notification for subsequent tests
    Notification notification = new Notification();
    notification.addEvent("[REST]:[UserController]:[]:[create]:[SUCCESS]");
    notification.setUserAbout(null);//w w w  .j av  a  2 s  . c o m
    notification.setRecipients(SyncopeClient.getUserSearchConditionBuilder().hasRoles(8L).query());
    notification.setSelfAsRecipient(true);

    notification.setRecipientAttrName("email");
    notification.setRecipientAttrType(IntMappingType.UserSchema);

    Random random = new Random(System.currentTimeMillis());
    String sender = "syncopetest-" + random.nextLong() + "@syncope.apache.org";
    notification.setSender(sender);
    String subject = "Test notification " + random.nextLong();
    notification.setSubject(subject);
    notification.setTemplate("optin");

    Notification actual = notificationDAO.save(notification);
    assertNotNull(actual);

    notificationDAO.flush();

    // 2. create user
    UserTO userTO = UserTestITCase.getSampleTO(mailAddress);
    MembershipTO membershipTO = new MembershipTO();
    membershipTO.setRoleId(7);
    userTO.getMemberships().add(membershipTO);

    userController.create(userTO);

    // 3. Set number of retries
    CAttr maxRetries = confDAO.find("notification.maxRetries", "5");
    maxRetries.getValues().clear();
    maxRetries.addValue("5", AttributableUtil.getInstance(AttributableType.CONFIGURATION));
    confDAO.save(maxRetries);
    confDAO.flush();

    // 4. Stop mail server to force error sending mail
    stopGreenMail();

    // 5. force Quartz job execution multiple times
    for (int i = 0; i < 10; i++) {
        notificationJob.execute(null);
    }

    // 6. get NotificationTask, count number of executions
    NotificationTask foundTask = null;
    for (NotificationTask task : taskDAO.findAll(NotificationTask.class)) {
        if (sender.equals(task.getSender())) {
            foundTask = task;
        }
    }
    assertNotNull(foundTask);
    assertEquals(6, notificationManager.countExecutionsWithStatus(foundTask.getId(),
            NotificationJob.Status.NOT_SENT.name()));

    // 7. start mail server again
    startGreenMail();

    // 8. reset number of retries
    maxRetries = confDAO.find("notification.maxRetries", "5");
    maxRetries.getValues().clear();
    maxRetries.addValue("0", AttributableUtil.getInstance(AttributableType.CONFIGURATION));
    confDAO.save(maxRetries);
    confDAO.flush();
}

From source file:org.apache.hadoop.hive.serde2.binarysortable.MyTestClass.java

public int randomFill(Random r, ExtraTypeInfo extraTypeInfo) {
    int randField = r.nextInt(MyTestClass.fieldCount);
    int field = 0;

    myBool = (randField == field++) ? null : (r.nextInt(1) == 1);
    myByte = (randField == field++) ? null : Byte.valueOf((byte) r.nextInt());
    myShort = (randField == field++) ? null : Short.valueOf((short) r.nextInt());
    myInt = (randField == field++) ? null : Integer.valueOf(r.nextInt());
    myLong = (randField == field++) ? null : Long.valueOf(r.nextLong());
    myFloat = (randField == field++) ? null : Float.valueOf(r.nextFloat() * 10 - 5);
    myDouble = (randField == field++) ? null : Double.valueOf(r.nextDouble() * 10 - 5);
    myString = (randField == field++) ? null : MyTestPrimitiveClass.getRandString(r);
    myHiveChar = (randField == field++) ? null : MyTestPrimitiveClass.getRandHiveChar(r, extraTypeInfo);
    myHiveVarchar = (randField == field++) ? null : MyTestPrimitiveClass.getRandHiveVarchar(r, extraTypeInfo);
    myBinary = MyTestPrimitiveClass.getRandBinary(r, r.nextInt(1000));
    myDecimal = (randField == field++) ? null : MyTestPrimitiveClass.getRandHiveDecimal(r, extraTypeInfo);
    myDate = (randField == field++) ? null : MyTestPrimitiveClass.getRandDate(r);
    myTimestamp = (randField == field++) ? null : RandomTypeUtil.getRandTimestamp(r);
    myIntervalYearMonth = (randField == field++) ? null : MyTestPrimitiveClass.getRandIntervalYearMonth(r);
    myIntervalDayTime = (randField == field++) ? null : MyTestPrimitiveClass.getRandIntervalDayTime(r);

    myStruct = (randField == field++) ? null : new MyTestInnerStruct(r.nextInt(5) - 2, r.nextInt(5) - 2);
    myList = (randField == field++) ? null : getRandIntegerArray(r);
    return field;
}

From source file:org.apache.hadoop.hbase.client.TestAdmin2.java

@Test(timeout = 30000)
public void testAbortProcedureFail() throws Exception {
    Random randomGenerator = new Random();
    long procId = randomGenerator.nextLong();

    boolean abortResult = admin.abortProcedure(procId, true);
    assertFalse(abortResult);//from  w ww  .ja v a  2s. c  o  m
}

From source file:com.coderdojo.libretalk.MainActivity.java

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_main);

    appName = mTitle = getTitle();//from w w  w.  j ava2 s. c  o  m
    getActionBar().setTitle(appName);

    // Read the User data from the database
    datasource = new DBManager(this);
    datasource.open();
    userList = datasource.getAllUsers();

    mFriendsListArray = new ArrayList<SpannableString>();
    mMessageListArray = new ArrayList<SpannableString>();

    for (int i = 0; i < userList.size(); i++) {
        mFriendsListArray.add(new SpannableString(userList.get(i).getProfile().getName()));
    }

    mDrawerLayout = (DrawerLayout) findViewById(R.id.drawer_layout);
    mDrawerList = (ListView) findViewById(R.id.left_drawer);
    friendlist = getResources().getString(R.string.friendlist);

    // set a custom shadow that overlays the main content when the drawer opens
    mDrawerLayout.setDrawerShadow(R.drawable.drawer_shadow, GravityCompat.START);
    // set up the drawer's list view with items and click listener
    mDrawerList
            .setAdapter(new ArrayAdapter<SpannableString>(this, R.layout.drawer_list_item, mFriendsListArray));
    mDrawerList.setOnItemClickListener(new DrawerItemClickListener());

    // enable ActionBar app icon to behave as action to toggle nav drawer
    getActionBar().setDisplayHomeAsUpEnabled(true);
    getActionBar().setHomeButtonEnabled(true);

    // ActionBarDrawerToggle ties together the the proper interactions
    // between the sliding drawer and the action bar app icon
    mDrawerToggle = new ActionBarDrawerToggle(this, /* host Activity */
            mDrawerLayout, /* DrawerLayout object */
            R.drawable.ic_drawer, /* nav drawer image to replace 'Up' caret */
            R.string.drawer_open, /* "open drawer" description for accessibility */
            R.string.drawer_close /* "close drawer" description for accessibility */
    ) {
        public void onDrawerClosed(View view) {
            getActionBar().setTitle(friendlist);
            invalidateOptionsMenu(); // creates call to onPrepareOptionsMenu()
        }

        public void onDrawerOpened(View drawerView) {
            getActionBar().setTitle(appName);
            invalidateOptionsMenu(); // creates call to onPrepareOptionsMenu()
        }
    };
    mDrawerLayout.setDrawerListener(mDrawerToggle);

    if (savedInstanceState == null) {
        setTitle(friendlist);
        selectItem(0);
    }

    //XXX NETWORKING CODE BEGIN
    //[!] TODO: This is configured to use Android's localhost. Change the host value to whatever our server's address is.

    Random randomGenerator = new Random();
    long tempuserhash = randomGenerator.nextLong();

    String host = getString(R.string.ipaddress);
    Log.v("Libretalk", host);
    String user = getString(R.string.rabbituser);
    Log.v("Libretalk", user);
    String password = getString(R.string.rabbitpassword);
    Log.v("Libretalk", password);

    this.connection = new LibretalkConnection(host, user, password, tempuserhash);

    final ILibretalkMessageEventHandler eventHandler = new ILibretalkMessageEventHandler() {

        @Override
        public void onMessageReceived(final LibretalkMessageData message) {
            try {

                //printMsg(message.getSenderTag() + ": " + message.getData());
                printMsg(message);
            } catch (Exception ex) {
                showErrDialog("Fatal Error! - " + ex.getClass().getSimpleName(),
                        "An error has occurred while attempting to proccess a message from "
                                + message.getSenderTag() + ".\n " + ex.getMessage(),
                        ":'(");
            }
        }

        @Override
        public void onDisconnect(final Exception ex) {
            showErrDialog("Disconnected! - " + ex.getClass().getSimpleName(),
                    "A network error has occurred and you have been disconnected! "
                            + "Please check you are connected to the internet.",
                    ":(");
        }

    };

    this.receiver = new LibretalkMessageReceiver(this.connection, eventHandler);
    this.sender = new LibretalkMessageSender(this.connection);

    try {
        this.connection.connect();
        this.receiver.startConsuming();
    } catch (LibretalkNetworkException ex) {
        this.showErrDialog("Connection failure - " + ex.getClass().getSimpleName(),
                "Unfortunately, an error has occurred and we were unable to connect you to"
                        + "the Libretalk Network, please check you are connected to the internet.",
                ":(");

        ex.printStackTrace();
        return;
    }
    //XXX NETWORKING CODE END
}