Example usage for java.util.concurrent ThreadFactory ThreadFactory

Introduction

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

Prototype

ThreadFactory

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Usage

From source file:com.reactivetechnologies.blaze.throttle.DefaultConsumerThrottler.java

@PostConstruct
public void init() {
    if (enabled) {
        addCommand(new ThrottleCommand());
        List<? extends Command> customCommands = loadCommands();
        if (customCommands != null) {
            for (Command cmd : customCommands)
                addCommand(cmd);/*from w w w .  j a  v a  2s  .c  om*/
        }

        counter = new AtomicInteger();
        timer = Executors.newSingleThreadScheduledExecutor(new ThreadFactory() {

            @Override
            public Thread newThread(Runnable arg0) {
                Thread t = new Thread(arg0, "Throttler-timer-thread");
                t.setDaemon(true);
                return t;
            }
        });
        timer.scheduleWithFixedDelay(new MessageThrottlerTask(), 0, throttlerPeriod, TimeUnit.MILLISECONDS);

        log.info("Throttling enabled with period of " + throttlerPeriod + " millis");
    }
}

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From source file:org.apache.nifi.remote.client.http.HttpClient.java

public HttpClient(final SiteToSiteClientConfig config) {
    super(config);

    peerSelector = new PeerSelector(this, config.getPeerPersistenceFile());
    peerSelector.setEventReporter(config.getEventReporter());

    taskExecutor = Executors.newScheduledThreadPool(1, new ThreadFactory() {
        private final ThreadFactory defaultFactory = Executors.defaultThreadFactory();

        @Override/*from w w w  . j  av  a 2  s.co  m*/
        public Thread newThread(final Runnable r) {
            final Thread thread = defaultFactory.newThread(r);
            thread.setName("Http Site-to-Site PeerSelector");
            thread.setDaemon(true);
            return thread;
        }
    });

    taskExecutor.scheduleWithFixedDelay(new Runnable() {
        @Override
        public void run() {
            peerSelector.refreshPeers();
        }
    }, 0, 5, TimeUnit.SECONDS);

}

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From source file:com.chicm.cmraft.core.NodeConnectionManager.java

public void appendEntries(RaftLog logMgr, long lastApplied) {
    int nServers = getRemoteServers().size();
    if (nServers <= 0) {
        return;/*from  w ww.  j  ava  2  s. c  o m*/
    }

    ExecutorService executor = Executors.newFixedThreadPool(nServers, new ThreadFactory() {
        @Override
        public Thread newThread(Runnable r) {
            Thread t = new Thread(r);
            t.setName(getRaftNode().getName() + "-AsyncRpcCaller" + (byte) System.currentTimeMillis());
            return t;
        }
    });

    for (ServerInfo server : getRemoteServers()) {
        NodeConnection conn = connections.get(server);
        long startIndex = logMgr.getFollowerMatchIndex(server) + 1;

        LOG.info(getRaftNode().getName() + ": SENDING appendEntries Request TO: " + server);
        Thread t = new Thread(new AsynchronousAppendEntriesWorker(getRaftNode(), conn,
                getRaftNode().getRaftLog(), getRaftNode().getServerInfo(), getRaftNode().getCurrentTerm(),
                logMgr.getCommitIndex(), startIndex - 1, logMgr.getLogTerm(startIndex - 1),
                logMgr.getLogEntries(startIndex, lastApplied), lastApplied));
        t.setDaemon(true);
        executor.execute(t);
    }
}

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From source file:org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.RamDiskAsyncLazyPersistService.java

private void addExecutorForVolume(final File volume) {
    ThreadFactory threadFactory = new ThreadFactory() {

        @Override//w w w  .  j ava  2  s  . c  o  m
        public Thread newThread(Runnable r) {
            Thread t = new Thread(threadGroup, r);
            t.setName("Async RamDisk lazy persist worker for volume " + volume);
            return t;
        }
    };

    ThreadPoolExecutor executor = new ThreadPoolExecutor(CORE_THREADS_PER_VOLUME, MAXIMUM_THREADS_PER_VOLUME,
            THREADS_KEEP_ALIVE_SECONDS, TimeUnit.SECONDS, new LinkedBlockingQueue<Runnable>(), threadFactory);

    // This can reduce the number of running threads
    executor.allowCoreThreadTimeOut(true);
    executors.put(volume, executor);
}

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From source file:org.energy_home.jemma.javagal.layers.business.implementations.MessageManager.java

/**
 * Creates a new instance with a Gal controller reference.
 * /*from  w  ww. j a  v  a  2s  .  c o m*/
 * @param _gal
 *            a Gal controller reference.
 */
public MessageManager(GalController _gal) {
    gal = _gal;
    executor = Executors.newFixedThreadPool(getGal().getPropertiesManager().getNumberOfThreadForAnyPool(),
            new ThreadFactory() {

                public Thread newThread(Runnable r) {

                    return new Thread(r, "THPool-MessageManager");
                }
            });
    if (executor instanceof ThreadPoolExecutor) {
        ((ThreadPoolExecutor) executor).setKeepAliveTime(getGal().getPropertiesManager().getKeepAliveThread(),
                TimeUnit.MINUTES);
        ((ThreadPoolExecutor) executor).allowCoreThreadTimeOut(true);

    }
}

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From source file:com.clustercontrol.systemlog.util.SyslogReceiver.java

public synchronized void start() throws SocketException, UnknownHostException {
    log.info(String.format("starting SyslogReceiver. [address = %s, port = %s, charset = %s, handler = %s]",
            listenAddress, listenPort, charset.name(), _handler.getClass().getName()));

    // ?????????handler, receiver, socket?????

    // ???Hinemos???Listen???
    if (!HinemosManagerMain._isClustered) {
        socket = new DatagramSocket(listenPort, InetAddress.getByName(listenAddress));
        socket.setReceiveBufferSize(socketBufferSize);
        socket.setSoTimeout(socketTimeout);
    }//  ww  w  .  ja va  2  s .  c  om

    _executor = Executors.newSingleThreadExecutor(new ThreadFactory() {
        @Override
        public Thread newThread(Runnable r) {
            return new Thread(r, "SystemLogReceiver");
        }
    });

    _handler.start();

    if (!HinemosManagerMain._isClustered) {
        _executor.submit(new ReceiverTask(socket, _handler));
    }
}

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From source file:pt.lsts.neptus.util.logdownload.LogsDownloaderWorkerUtil.java

/**
 * Creates a {@link ScheduledThreadPoolExecutor} for use on {@link LogsDownloaderWorker}.
 * //w ww . j  a  v a  2s .  c om
 * @param caller
 * @return
 */
static ScheduledThreadPoolExecutor createThreadPool(LogsDownloaderWorker caller) {
    ScheduledThreadPoolExecutor ret = (ScheduledThreadPoolExecutor) Executors.newScheduledThreadPool(4,
            new ThreadFactory() {
                private ThreadGroup group;
                private long count = 0;
                {
                    SecurityManager s = System.getSecurityManager();
                    group = (s != null) ? s.getThreadGroup() : Thread.currentThread().getThreadGroup();
                }

                @Override
                public Thread newThread(Runnable r) {
                    Thread t = new Thread(group, r);
                    t.setName(caller.getClass().getSimpleName() + "::" + Integer.toHexString(caller.hashCode())
                            + "::" + count++);
                    t.setDaemon(true);
                    return t;
                }
            });

    return ret;
}

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From source file:com.reactive.hzdfs.core.DistributedFileSupportService.java

@PostConstruct
private void init() {
    commandTopicId = hzService.addMessageChannel(this);
    threads = Executors.newFixedThreadPool(nThreads, new ThreadFactory() {
        int n = 0;

        @Override//from   w  w w .ja  v  a 2 s .  com
        public Thread newThread(Runnable r) {
            Thread t = new Thread(r, "DFSS-Worker-" + (n++));
            return t;
        }
    });
    recordMapCfg = RecordMapConfig.class.getAnnotation(IMapConfig.class);
    log.info("[DFSS] File distribution service initialized");
}

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From source file:org.apache.synapse.commons.beanstalk.enterprise.EnterpriseBeanstalkManager.java

/**
 * Initializes the beanstalk manager, which creates and initializes beanstalk defined in the
 * given Properties instance.//from   ww  w .j a va  2s. c  o  m
 * @param props Properties to read beanstalk configurations from. Usually, source of this is
 * synapse.properties file.
 */
public void init(Properties props) {

    if (props == null) {
        if (log.isDebugEnabled()) {
            log.debug("Beanstalk properties cannot be found.");
        }
        return;
    }

    String beanstalkNameList = MiscellaneousUtil.getProperty(props,
            EnterpriseBeanstalkConstants.SYNAPSE_BEANSTALK_PREFIX, null);

    if (beanstalkNameList == null || "".equals(beanstalkNameList)) {
        if (log.isDebugEnabled()) {
            log.debug("No beanstalks defined for initialization.");
        }
        return;
    }

    String[] beanstalkNames = beanstalkNameList.split(",");
    if (beanstalkNames == null || beanstalkNames.length == 0) {
        if (log.isDebugEnabled()) {
            log.debug("No beanstalk definitions found for initialization.");
        }
        return;
    }

    scheduler = Executors.newSingleThreadScheduledExecutor(new ThreadFactory() {
        public Thread newThread(Runnable r) {
            return new Thread(r, "enterprise-beanstalk-cleaner");
        }
    });

    for (String beanstalkName : beanstalkNames) {

        if (beanstalkName == null || beanstalkName.trim().length() == 0) {
            continue;
        }

        String propertyPrefix = EnterpriseBeanstalkConstants.SYNAPSE_BEANSTALK_PREFIX + "." + beanstalkName
                + ".";
        Properties currentBeanstalkProps = new Properties();

        for (Map.Entry<Object, Object> entry : props.entrySet()) {
            if (entry.getKey() instanceof String && entry.getValue() instanceof String) {
                String key = (String) entry.getKey();
                if (key.startsWith(propertyPrefix)) {
                    currentBeanstalkProps.setProperty(key.replace(propertyPrefix, ""),
                            (String) entry.getValue());
                }
            }
        }

        EnterpriseBeanstalk beanstalk = new EnterpriseBeanstalk(beanstalkName, currentBeanstalkProps,
                scheduler);
        beanstalk.init();
        beanstalkMap.put(beanstalkName, beanstalk);
    }
}

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From source file:org.jenkinsci.remoting.protocol.IOHubRule.java

/**
 * {@inheritDoc}// w ww  .j a va2s. co m
 */
@Override
public Statement apply(final Statement base, final Description description) {
    Skip skip = description.getAnnotation(Skip.class);
    if (skip != null && (skip.value().length == 0 || Arrays.asList(skip.value()).contains(id))) {
        return base;
    }
    final AtomicInteger counter = new AtomicInteger();
    return new Statement() {
        @Override
        public void evaluate() throws Throwable {
            executorService = Executors.newFixedThreadPool(Runtime.getRuntime().availableProcessors() * 2 - 1,
                    new ThreadFactory() {
                        @Override
                        public Thread newThread(Runnable r) {
                            return new Thread(r, String.format("%s%s-%d", description.getDisplayName(),
                                    id == null || id.isEmpty() ? "" : "-" + id, counter.incrementAndGet()));
                        }
                    });
            selector = IOHub.create(executorService);
            try {
                base.evaluate();
            } finally {
                IOUtils.closeQuietly(selector);
                selector = null;
                executorService.shutdownNow();
                executorService = null;
            }
        }
    };
}

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