Example usage for java.util Timer Timer

Introduction

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

Prototype

public Timer(String name) 

Source Link

Document

Creates a new timer whose associated thread has the specified name.

Usage

From source file:com.moilioncircle.redis.replicator.RedisSocketReplicator.java

/**
 * PSYNC/* www  .  j  a v  a 2 s .c om*/
 *
 * @throws IOException when read timeout or connect timeout
 */
@Override
public void open() throws IOException {
    worker.start();
    for (int i = 0; i < configuration.getRetries() || configuration.getRetries() <= 0; i++) {
        try {
            connect();

            if (configuration.getAuthPassword() != null)
                auth(configuration.getAuthPassword());

            sendSlavePort();

            sendSlaveIp();

            sendSlaveCapa();

            //reset retries
            i = 0;

            logger.info("PSYNC " + configuration.getMasterRunId() + " "
                    + String.valueOf(configuration.getOffset()));
            send("PSYNC".getBytes(), configuration.getMasterRunId().getBytes(),
                    String.valueOf(configuration.getOffset()).getBytes());
            final String reply = (String) reply();

            SyncMode syncMode = trySync(reply);
            //bug fix.
            if (syncMode == SyncMode.PSYNC && connected.get()) {
                //heart beat send REPLCONF ACK ${slave offset}
                synchronized (this) {
                    heartBeat = new Timer("heart beat");
                    //bug fix. in this point closed by other thread. multi-thread issue
                    heartBeat.schedule(new TimerTask() {
                        @Override
                        public void run() {
                            try {
                                send("REPLCONF".getBytes(), "ACK".getBytes(),
                                        String.valueOf(configuration.getOffset()).getBytes());
                            } catch (IOException e) {
                                //NOP
                            }
                        }
                    }, configuration.getHeartBeatPeriod(), configuration.getHeartBeatPeriod());
                    logger.info("heart beat started.");
                }
            }
            //sync command
            while (connected.get()) {
                Object obj = replyParser.parse(new OffsetHandler() {
                    @Override
                    public void handle(long len) {
                        configuration.addOffset(len);
                    }
                });
                //command
                if (obj instanceof Object[]) {
                    if (configuration.isVerbose() && logger.isDebugEnabled())
                        logger.debug(Arrays.deepToString((Object[]) obj));

                    Object[] command = (Object[]) obj;
                    CommandName cmdName = CommandName.name((String) command[0]);
                    Object[] params = new Object[command.length - 1];
                    System.arraycopy(command, 1, params, 0, params.length);

                    final CommandParser<? extends Command> operations;
                    //if command do not register. ignore
                    if ((operations = commands.get(cmdName)) == null)
                        continue;

                    //do command replyParser
                    Command parsedCommand = operations.parse(cmdName, params);

                    //submit event
                    this.submitEvent(parsedCommand);
                } else {
                    if (logger.isInfoEnabled())
                        logger.info("Redis reply:" + obj);
                }
            }
            //connected = false
            break;
        } catch (/*bug fix*/IOException | InterruptedException e) {
            //close socket manual
            if (!connected.get()) {
                break;
            }
            logger.error("socket error", e);
            //connect refused
            //connect timeout
            //read timeout
            //connect abort
            //server disconnect connection EOFException
            close();
            //retry psync in next loop.
            logger.info("reconnect to redis-server. retry times:" + (i + 1));
            try {
                Thread.sleep(configuration.getRetryTimeInterval());
            } catch (InterruptedException e1) {
                //non interrupted
                logger.error("error", e1);
            }
        }
    }
    //
    if (worker != null && !worker.isClosed())
        worker.close();
}

---

From source file:com.microsoft.tfs.client.eclipse.ui.egit.importwizard.CrossCollectionRepositorySelectControl.java

public CrossCollectionRepositorySelectControl(final Composite parent, final int style,
        final SourceControlCapabilityFlags sourceControlCapabilityFlags) {
    super(parent, style);

    final GridLayout layout = new GridLayout();
    layout.marginWidth = 0;/*from   w  w w  .j av a2s .  c  om*/
    layout.marginHeight = 0;
    layout.horizontalSpacing = getHorizontalSpacing();
    layout.verticalSpacing = 0;
    setLayout(layout);

    // Create timer for filtering the list
    filterTimer = new Timer(false);

    // Create the filter text box
    filterBox = new Text(this, SWT.BORDER);
    filterBox.setMessage(Messages.getString("CrossCollectionRepositorySelectControl.FilterHintText")); //$NON-NLS-1$
    filterBox.addModifyListener(new ModifyListener() {
        @Override
        public void modifyText(final ModifyEvent e) {
            startTimer();
        }
    });
    GridDataBuilder.newInstance().hGrab().hFill().applyTo(filterBox);

    table = new CrossCollectionRepositoryTable(this, SWT.NONE);
    table.addSelectionChangedListener(new ISelectionChangedListener() {
        @Override
        public void selectionChanged(final SelectionChangedEvent event) {
            onSelectionChanged(true);
        }
    });
    GridDataBuilder.newInstance().grab().hHint(getVerticalSpacing() * 30).vIndent(getVerticalSpacing()).fill()
            .applyTo(table);

    final Label parentDirectoryLabel = SWTUtil.createLabel(this,
            Messages.getString("CrossCollectionRepositorySelectControl.ParentDirectoryLabelText")); //$NON-NLS-1$
    GridDataBuilder.newInstance().hGrab().vIndent(getVerticalSpacing()).hFill().applyTo(parentDirectoryLabel);

    final Composite container = new Composite(this, SWT.NONE);
    final GridLayout layout2 = SWTUtil.gridLayout(container, 2, false, 0, 0);
    layout2.marginWidth = 0;
    layout2.marginHeight = 0;
    layout2.horizontalSpacing = getHorizontalSpacing();
    layout2.verticalSpacing = getVerticalSpacing();
    container.setLayout(layout2);

    parentDirectoryBox = new Text(container, SWT.BORDER);
    parentDirectoryBox.setText(getDefaultGitRootFolder());
    GridDataBuilder.newInstance().hGrab().hFill().applyTo(parentDirectoryBox);
    parentDirectoryBox.addModifyListener(new ModifyListener() {
        @Override
        public void modifyText(final ModifyEvent e) {
            onSelectionChanged(false);
        }
    });

    browseButton = SWTUtil.createButton(container,
            Messages.getString("CrossCollectionRepositorySelectControl.BrowseButtonText")); //$NON-NLS-1$
    browseButton.addSelectionListener(new SelectionAdapter() {
        @Override
        public void widgetSelected(final SelectionEvent e) {
            parentDirectoryBox.setText(browse(parentDirectoryBox.getText()));
        }
    });
    GridDataBuilder.newInstance().hGrab().hFill().applyTo(container);

    final Label folderNameLabel = SWTUtil.createLabel(this,
            Messages.getString("CrossCollectionRepositorySelectControl.RepositoryFolderLabelText")); //$NON-NLS-1$
    GridDataBuilder.newInstance().hGrab().vIndent(getVerticalSpacing()).hFill().applyTo(folderNameLabel);

    folderNameBox = new Text(this, SWT.BORDER);
    GridDataBuilder.newInstance().hGrab().hFill().applyTo(folderNameBox);
    folderNameBox.addModifyListener(new ModifyListener() {
        @Override
        public void modifyText(final ModifyEvent e) {
            onSelectionChanged(false);
        }
    });
}

---

From source file:com.haulmont.cuba.core.app.ServerInfo.java

@Override
public void applicationStarted() {
    if (!globalConfig.getTestMode()) {
        infoUpdateTimer = new Timer(true);
        infoUpdateTimer.schedule(new TimerTask() {
            @Override/*from  w w  w.  j a v  a 2  s.co  m*/
            public void run() {
                Thread.currentThread().setName("ServerInfoTimer");

                if (AppContext.isStarted()) {
                    updateCurrentServer();
                }
            }
        }, 30000, 60000);
    }
}

---

From source file:heigit.ors.routing.RoutingProfilesUpdater.java

public void start() {
    // parse time of the format: day of the week, time, period
    String strDateTime = m_config.Time;
    String[] splitValues = strDateTime.split(",");
    int dayOfWeek = Integer.valueOf(splitValues[0].trim()) + 1; // Sunday is 1.
    m_updatePeriod = Integer.valueOf(splitValues[2].trim());
    splitValues = splitValues[1].trim().split(":");
    int hours = Integer.valueOf(splitValues[0].trim());
    int minutes = Integer.valueOf(splitValues[1].trim());
    int seconds = Integer.valueOf(splitValues[2].trim());

    Calendar calendar = Calendar.getInstance();
    calendar.set(Calendar.DAY_OF_WEEK, dayOfWeek);
    calendar.set(Calendar.HOUR_OF_DAY, hours);
    calendar.set(Calendar.MINUTE, minutes);
    calendar.set(Calendar.SECOND, seconds);

    Date firstUpdateTime = calendar.getTime();

    TimerTask timerTask = new UpdateTask(this);
    m_timer = new Timer(true);
    m_timer.schedule(timerTask, firstUpdateTime, m_updatePeriod);

    m_nextUpdate = firstUpdateTime;/*from  w w  w .j  a va  2 s  .  c  o m*/
    LOGGER.info("Profile updater is started and scheduled at " + firstUpdateTime.toString() + ".");
}

---

From source file:com.arrow.acs.client.api.ConnectionManager.java

private void restartExpiredTimer() {
    String method = "restartExpiredTimer";

    if (checkExpiredTimer != null) {
        logInfo(method, "cancelling current timer ...");
        checkExpiredTimer.cancel();//from   w w w .j  ava  2  s .  c  o m
        checkExpiredTimer = null;
    }

    logDebug(method, "checkExpiredConnectionIntervalMs: %d", checkExpiredConnectionIntervalMs);
    if (checkExpiredConnectionIntervalMs > 0) {
        checkExpiredTimer = new Timer(true);
        checkExpiredTimer.scheduleAtFixedRate(new TimerTask() {
            AtomicBoolean running = new AtomicBoolean(false);

            @Override
            public void run() {
                if (connectionManager != null) {
                    if (running.compareAndSet(false, true)) {
                        try {
                            logDebug(method, "connectionManager.closeExpiredConnections() ...");
                            connectionManager.closeExpiredConnections();
                        } catch (Throwable t) {
                        }
                    }
                } else {
                    logWarn(method, "connectionManager is not available!");
                }
            }
        }, 0, checkExpiredConnectionIntervalMs);
    } else {
        logWarn(method, "timer is NOT scheduled, checkExpiredConnectionIntervalMs: %d",
                checkExpiredConnectionIntervalMs);
    }
}

---

From source file:com.zb.app.websocket.server.WebSocketServerHandler.java

@PostConstruct
public void init() {
    // ?/*from   w ww  .  j a v  a 2s .c om*/
    if (timer != null) {
        stop();
    }
    timer = new Timer(false);
    timer.schedule(new CheckTimerTask(), TIMER_START_MILLIS, TIMER_INTERVAL_MILLIS);
    logger.info("CheckTimerTask started; interval={} ms", TIMER_INTERVAL_MILLIS);
}

---

From source file:com.frostwire.gui.components.slides.MultimediaSlideshowPanel.java

private void setup(List<Slide> slides) {
    this.slides = filter(slides);

    GUIMediator.safeInvokeLater(new Runnable() {
        public void run() {
            List<Slide> slides = MultimediaSlideshowPanel.this.slides;
            try {
                int i = 0;
                for (Slide s : slides) {
                    add(new SlidePanel(s, i), String.valueOf(i));
                    i++;/*from  w  ww  .j a  v a  2s.  c o m*/
                }

                if (container != null && useControls) {
                    container.add(new SlideshowPanelControls(MultimediaSlideshowPanel.this),
                            BorderLayout.PAGE_END);
                }

                if (slides != null && !slides.isEmpty()) {
                    timer = new Timer("SlideShow Timer");
                    timer.schedule(new SlideSwitcher(), slides.get(0).duration);
                }
            } catch (Exception e) {
                LOG.error(e.getMessage(), e);
            }
        }
    });
}

---

From source file:io.seldon.clustering.recommender.jdo.JdoClusterFromReferrer.java

private void startReloadTransientTimer(final int delaySeconds) {
    reloadTimer = new Timer(true);
    int period = 1000 * delaySeconds;
    int delay = 1000 * delaySeconds;

    reloadTimer.scheduleAtFixedRate(new TimerTask() {
        public void run() {
            try {
                logger.info("About to update cluster map for client " + client);
                updateClusterMap();/* w w  w .  j  av a 2s  .co  m*/
                logger.info("Updated cluster map for client " + client);
            } catch (Exception e) {
                logger.error("Caught exception trying to load transient clusters", e);
            } finally {
                JDOFactory.get().cleanupPM();
            }
        }
    }, delay, period);

}

---

From source file:com.haoocai.jscheduler.core.tracker.ZKTaskTracker.java

private void setNextTimer(ZKTaskTracker zkTaskTracker) {
    Date nextRunTime = task.calcNextRunTime();
    LOG.info("task:{} next run time:{}.", taskID.getName(),
            DateFormatUtils.format(nextRunTime, "yyyy-MM-dd HH:mm:ss"));
    Timer timer = new Timer(taskID.getApp() + "-" + taskID.getName() + "-" + "tracker");
    task.registerNewTracker(zkTaskTracker);
    timer.schedule(zkTaskTracker, nextRunTime);
}

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From source file:net.grinder.console.ConsoleFoundationEx.java

/**
 * Constructor. Allows properties to be specified.
 * /*from   w w  w  .j ava 2 s .c  o  m*/
 * @param resources      Console resources
 * @param logger      Logger.
 * @param properties   The properties.
 * @param eventSyncCondition   event synchronization condition.
 * @exception GrinderException   occurs If an error occurs.
 */
public ConsoleFoundationEx(Resources resources, Logger logger, ConsoleProperties properties,
        ConsoleCommunicationSetting consoleCommunicationSetting, Condition eventSyncCondition)
        throws GrinderException {
    m_eventSyncCondition = eventSyncCondition;
    m_container = new DefaultPicoContainer(new Caching());
    m_container.addComponent(logger);
    m_container.addComponent(resources);
    m_container.addComponent(properties);
    m_container.addComponent(StatisticsServicesImplementation.getInstance());
    m_container.addComponent(new StandardTimeAuthority());
    m_container.addComponent(consoleCommunicationSetting);

    m_container.addComponent(SampleModelImplementationEx.class);
    m_container.addComponent(SampleModelViewsImplementation.class);
    m_container.addComponent(ConsoleCommunicationImplementationEx.class);
    m_container.addComponent(DistributionControlImplementation.class);
    m_container.addComponent(ProcessControlImplementation.class);
    m_timer = new Timer(true);
    m_container.addComponent(m_timer);

    //noinspection RedundantArrayCreation
    m_container.addComponent(FileDistributionImplementation.class, FileDistributionImplementation.class,
            new Parameter[] { new ComponentParameter(DistributionControlImplementation.class),
                    new ComponentParameter(ProcessControlImplementation.class),
                    new ConstantParameter(properties.getDistributionDirectory()),
                    new ConstantParameter(properties.getDistributionFileFilterPattern()), });

    m_container.addComponent(DispatchClientCommands.class);
    m_container.addComponent(WireFileDistribution.class);
    m_container.addComponent(WireMessageDispatch.class);
    m_container.addComponent(WireDistributedBarriers.class);
    m_container.addComponent(ErrorQueue.class);

    ErrorQueue errorQueue = m_container.getComponent(ErrorQueue.class);
    errorQueue.setErrorHandler(new ErrorHandlerImplementation(logger));
}

---

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