Example usage for java.util TimerTask TimerTask

Introduction

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

Prototype

protected TimerTask()

Source Link

Document

Creates a new timer task.

Usage

From source file:Chopstick.java

public Timeout(int delay, final String msg) {
    super(true); // Daemon thread
    schedule(new TimerTask() {
        public void run() {
            System.out.println(msg);
            System.exit(0);/*from   w w  w.  j a  v  a2s  .  c  o  m*/
        }
    }, delay);
}

From source file:com.netflix.http4.ConnectionPoolCleaner.java

public void initTask() {
    if (enableConnectionPoolCleanerTask) {
        timer = new Timer(name + "-ConnectionPoolCleanerThread", true);
        timer.schedule(new TimerTask() {

            public void run() {
                try {
                    cleanupConnections();
                } catch (Throwable e) {
                    logger.error("Exception in ConnectionPoolCleanerThread", e);
                    //e.printStackTrace();
                }/*from   w  w w. j av a 2 s .c  o  m*/
            }
        }, connectionCleanerTimerDelay, connectionCleanerRepeatInterval);
        logger.info("Initializing ConnectionPoolCleaner for NFHttpClient:" + name);
        // Add it to the shutdown hook
        Runtime.getRuntime().addShutdownHook(new Thread(new Runnable() {
            public void run() {
                logger.info("Stopping the ConnectionPoolCleaner Update Task");
                timer.cancel();
            }
        }));
    }
}

From source file:be.fgov.kszbcss.rhq.websphere.connector.notification.NotificationListenerManager.java

public NotificationListenerRegistration addNotificationListener(ObjectName name, NotificationListener listener,
        NotificationFilter filter, Object handback, boolean extended) {
    NotificationListenerRegistration registration = new NotificationListenerRegistration(this, name, listener,
            filter, handback, extended);
    registration.update(adminClient);/*w w w.j  ava  2  s .com*/
    synchronized (registrations) {
        registrations.add(registration);
        if (timer == null) {
            log.debug("Starting notification registration timer");
            timer = new Timer();
            timer.schedule(new TimerTask() {
                @Override
                public void run() {
                    updateRegistrations();
                }
            }, 60000, 60000);
        }
    }
    return registration;
}

From source file:burstcoin.observer.service.PoolService.java

private void startCheckPoolsTask() {
    timer.schedule(new TimerTask() {
        @Override//from   w  ww .j  a v a  2  s.com
        public void run() {
            try {
                blocks = getBlocks(10 /*last 10 days*/);

                final Map<String, Integer> countLookup = new HashMap<>();
                Map<String, Long> rewardLookup = new HashMap<>();

                for (Block block : PoolService.this.blocks) {
                    String generatorRS = block.getGeneratorRS();
                    Long reward = Long.valueOf(block.getBlockReward());
                    Long fee = Long.valueOf(block.getTotalFeeNQT());

                    if (!countLookup.containsKey(generatorRS)) {
                        countLookup.put(generatorRS, 1);
                        rewardLookup.put(generatorRS, reward + fee);
                    } else {
                        Integer count = countLookup.get(generatorRS) + 1;
                        countLookup.put(generatorRS, count);

                        Long rewards = rewardLookup.get(generatorRS) + reward + fee;
                        rewardLookup.put(generatorRS, rewards);
                    }
                }

                Map<String, Set<String>> rewardAssignmentLookup = new HashMap<>();

                rewardAssignmentLookup.put(SOLO_KEY, new HashSet<>());

                for (Block block : blocks) {
                    if (block != null) {
                        final String numericGeneratorAccountId = block.getGenerator();

                        // check if numericGeneratorAccountId is known already
                        boolean generatorKnown = false;
                        Iterator<Map.Entry<String, Set<String>>> iterator = rewardAssignmentLookup.entrySet()
                                .iterator();
                        while (!generatorKnown && iterator.hasNext()) {
                            generatorKnown = iterator.next().getValue().contains(numericGeneratorAccountId);
                        }

                        if (!generatorKnown) {
                            RewardRecipient rewardRecipient = getRewardRecipient(numericGeneratorAccountId);
                            final String rewardRecipientAccounId = rewardRecipient.getRewardRecipient();
                            if (numericGeneratorAccountId.equals(rewardRecipientAccounId)) {
                                // solo
                                rewardAssignmentLookup.get(SOLO_KEY).add(rewardRecipientAccounId);
                            } else {
                                // pool - get all reward Assignments of new found pool;
                                rewardAssignmentLookup.put(rewardRecipientAccounId,
                                        getAccountsWithRewardRecipient(rewardRecipientAccounId));
                            }
                        }
                    }
                }
                List<PoolBean> poolBeans = onRewardAssignmentLookup(rewardAssignmentLookup);

                publisher.publishEvent(new PoolUpdateEvent(poolBeans));
            } catch (Exception e) {
                LOG.error("Failed updating Pool data.");
            }
        }
    }, 200, ObserverProperties.getPoolRefreshInterval());
}

From source file:com.googlecode.arit.jmx.LeakDetector.java

public void afterPropertiesSet() throws Exception {
    timer = AccessController.doPrivileged(new PrivilegedAction<Timer>() {
        public Timer run() {
            timer = new Timer("LeakDetectorTimer");
            timer.schedule(new TimerTask() {
                @Override/*from   w ww.  j av  a2 s .  com*/
                public void run() {
                    try {
                        runDetection();
                    } catch (Throwable ex) {
                        log.error("Leak detection failed", ex);
                    }
                }
            }, 0, 60000);
            return timer;
        }
    });
}

From source file:ch.rasc.wampspring.demo.various.snake.SnakeService.java

public void startTimer() {
    this.gameTimer = new Timer(SnakeService.class.getSimpleName() + " Timer");
    this.gameTimer.scheduleAtFixedRate(new TimerTask() {
        @Override/*from  w  ww.  j a v a2s . c  om*/
        public void run() {
            tick();

        }
    }, 100, 100);
}

From source file:monitoring.tools.AppTweak.java

private void resetStream() {
    logger.debug("Initialising streaming");
    //this.kafka.initProducer(this.params.getKafkaEndpoint());
    this.kafka.initProxy(this.params.getKafkaEndpoint());

    firstConnection = true;/*from   w  ww.  j  av  a2 s  .c o m*/
    timer = new Timer();
    timer.schedule(new TimerTask() {
        public void run() {
            if (firstConnection) {
                logger.debug("Connection established");
                initTime = new Date();
                firstConnection = false;
            } else {
                stamp = initTime;
                initTime = new Date();
                try {
                    apiCall();
                } catch (IOException e) {
                    logger.error("The API call was not correctly build");
                } catch (JSONException | ParseException e) {
                    logger.error("The response provided by the API tool was not a valid JSON object");
                }
            }
        }

    }, 0, Integer.parseInt(params.getTimeSlot()) * 1000);
}

From source file:monitoring.tools.GooglePlayAPI.java

private void resetStream() throws Exception {

    //this.kafka.initProducer(this.params.getKafkaEndpoint());
    this.kafka.initProxy(this.params.getKafkaEndpoint());

    firstConnection = true;//w  w  w .  j  av a2 s . c  o  m
    generateNewAccessToken();
    timer = new Timer();
    timer.schedule(new TimerTask() {
        public void run() {
            if (firstConnection) {
                logger.debug("Connection established");
                initTime = new Date();
                firstConnection = false;
            } else {
                stamp = initTime;
                initTime = new Date();
                try {
                    apiCall();
                } catch (IOException e) {
                    logger.debug("Invalid access token. Generating a new one");
                    try {
                        generateNewAccessToken();
                        apiCall();
                    } catch (IOException e1) {
                        logger.error("There was an unexpected error with the API call");
                    }
                }
            }
        }
    }, 0, Integer.parseInt(params.getTimeSlot()) * 1000);
}

From source file:com.ushahidi.android.app.BackgroundService.java

/**
 * Starts the background service/*from   w  w w  . j  a  v  a 2 s . c  o m*/
 * 
 * @return void
 */
private void startService() {

    Preferences.loadSettings(mContext);
    long period = (1 * 60000);
    long delay = 500;

    mDoTask = new TimerTask() {
        @Override
        public void run() {
            handler.post(new Runnable() {

                public void run() {

                    // Perform a task
                    Util.fetchReports(BackgroundService.this);
                    showNotification(Preferences.totalReportsFetched);
                }

            });
        }

    };

    // Schedule the task.
    mT.scheduleAtFixedRate(mDoTask, delay, period);
}

From source file:com.dangdang.config.service.zookeeper.ZookeeperConfigGroup.java

/**
 * ?//w w  w  .  jav  a2 s.c o m
 */
private void initConfigs() {
    client = CuratorFrameworkFactory.newClient(configProfile.getConnectStr(), configProfile.getRetryPolicy());
    client.start();
    client.getCuratorListenable().addListener(listener);

    LOGGER.debug("Loading properties for node: {}, with loading mode: {} and keys specified: {}", node,
            configProfile.getKeyLoadingMode(), configProfile.getKeysSpecified());
    loadNode();

    // Update local cache
    if (configLocalCache != null) {
        configLocalCache.saveLocalCache(this, node);
    }

    // Consistency check
    if (configProfile.isConsistencyCheck()) {
        timer = new Timer();
        timer.scheduleAtFixedRate(new TimerTask() {

            @Override
            public void run() {
                LOGGER.trace("Do consistency check for node: {}", node);
                loadNode();
            }
        }, 60000L, configProfile.getConsistencyCheckRate());
    }
}