Example usage for java.util.concurrent Executors defaultThreadFactory

Introduction

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

Prototype

public static ThreadFactory defaultThreadFactory() 

Source Link

Document

Returns a default thread factory used to create new threads.

Usage

From source file:org.marketcetera.util.rpc.RpcServer.java

@Override
@PostConstruct//from w w w. ja  v  a 2s .com
public synchronized void start() {
    Validate.notNull(hostname);
    Validate.isTrue(port > 0 && port < 65536);
    Validate.notNull(sessionManager);
    Validate.notNull(authenticator);
    Validate.isTrue(threadPoolCore > 0);
    Validate.isTrue(threadPoolMax > 0);
    Validate.isTrue(threadPoolMax >= threadPoolCore);
    Validate.isTrue(sendBufferSize > 0);
    Validate.isTrue(receiveBufferSize > 0);
    Validate.notEmpty(serviceSpecs);
    Messages.SERVER_STARTING.info(this, hostname, port);
    if (isRunning()) {
        stop();
    }
    try {
        reportContext = JAXBContext.newInstance(
                contextClassProvider == null ? new Class<?>[0] : contextClassProvider.getContextClasses());
        marshaller = reportContext.createMarshaller();
        unmarshaller = reportContext.createUnmarshaller();
    } catch (JAXBException e) {
        SLF4JLoggerProxy.error(this, e);
        throw new RuntimeException(e);
    }
    PeerInfo serverInfo = new PeerInfo(getRpcHostname(), getRpcPort());
    executor = new ThreadPoolCallExecutor(threadPoolCore, threadPoolMax);
    DuplexTcpServerPipelineFactory serverFactory = new DuplexTcpServerPipelineFactory(serverInfo);
    serverFactory.setRpcServerCallExecutor(executor);
    ServerBootstrap bootstrap = new ServerBootstrap();
    bootstrap.group(
            new NioEventLoopGroup(0, new RenamingThreadFactoryProxy("boss", Executors.defaultThreadFactory())),
            new NioEventLoopGroup(0,
                    new RenamingThreadFactoryProxy("worker", Executors.defaultThreadFactory())));
    bootstrap.channel(NioServerSocketChannel.class);
    bootstrap.childHandler(serverFactory);
    bootstrap.localAddress(serverInfo.getPort());
    bootstrap.option(ChannelOption.SO_SNDBUF, sendBufferSize);
    bootstrap.option(ChannelOption.SO_RCVBUF, receiveBufferSize);
    bootstrap.childOption(ChannelOption.SO_RCVBUF, receiveBufferSize);
    bootstrap.childOption(ChannelOption.SO_SNDBUF, sendBufferSize);
    bootstrap.option(ChannelOption.TCP_NODELAY, noDelay);
    for (RpcServiceSpec<SessionClazz> serviceSpec : serviceSpecs) {
        serviceSpec.setRpcServerServices(this);
        BlockingService activeService = serviceSpec.generateService();
        serverFactory.getRpcServiceRegistry().registerService(activeService);
        Messages.SERVICE_STARTING.info(this, serviceSpec.getDescription());
    }
    channelToken = bootstrap.bind();
    while (!channelToken.isDone()) {
        try {
            Thread.sleep(250);
        } catch (InterruptedException e) {
            throw new RuntimeException(e);
        }
    }
    // TODO throw exception?
    running.set(channelToken.isSuccess());
    //RpcClientConnectionRegistry clientRegistry = new RpcClientConnectionRegistry();
    //serverFactory.registerConnectionEventListener(clientRegistry);
}

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From source file:com.taobao.metamorphosis.gregor.slave.OrderedThreadPoolExecutor.java

/**
 * Creates a default ThreadPool, with default values : - minimum pool size
 * is 0 - keepAlive set to 30 seconds - A default ThreadFactory - All events
 * are accepted//from  www .j  a  v  a 2 s  .  com
 * 
 * @param maximumPoolSize
 *            The maximum pool size
 */
public OrderedThreadPoolExecutor(final int maximumPoolSize) {
    this(DEFAULT_INITIAL_THREAD_POOL_SIZE, maximumPoolSize, DEFAULT_KEEP_ALIVE, TimeUnit.SECONDS,
            Executors.defaultThreadFactory());
}

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From source file:org.rhq.core.system.SigarAccessHandler.java

SigarAccessHandler(SigarFactory sigarFactory) {
    this.sigarFactory = sigarFactory;
    sharedSigarLock = new ReentrantLock();
    localSigarLock = new ReentrantLock();
    scheduledExecutorService = Executors.newSingleThreadScheduledExecutor(new ThreadFactory() {

        private ThreadFactory defaultThreadFactory = Executors.defaultThreadFactory();

        private AtomicInteger threadCounter = new AtomicInteger(0);

        @Override/*  www. j  a v a2  s. c  o m*/
        public Thread newThread(Runnable runnable) {
            Thread thread = defaultThreadFactory.newThread(runnable);
            thread.setName("SigarAccessHandler-" + threadCounter.incrementAndGet());
            // With daemon threads, there is no need to call #shutdown on the executor to let the JVM go down
            thread.setDaemon(true);
            return thread;
        }
    });
    scheduledExecutorService.scheduleWithFixedDelay(new ThresholdChecker(), 1, 5, MINUTES);
    localSigarInstancesCount = 0;
    closed = false;
}

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From source file:edu.umass.cs.gigapaxos.FailureDetection.java

FailureDetection(NodeIDType id, InterfaceNIOTransport<NodeIDType, JSONObject> niot, String paxosLogFolder) {
    nioTransport = niot;//from www  . j  ava 2  s. c  om
    myID = id;
    this.execpool = Executors.newScheduledThreadPool(1, new ThreadFactory() {
        @Override
        public Thread newThread(Runnable r) {
            Thread thread = Executors.defaultThreadFactory().newThread(r);
            thread.setName(FailureDetection.class.getSimpleName() + myID);
            return thread;
        }
    });
    lastHeardFrom = new ConcurrentHashMap<NodeIDType, Long>();
    keepAliveTargets = new TreeSet<NodeIDType>();
    futures = new HashMap<NodeIDType, ScheduledFuture<PingTask>>();
    initialize(paxosLogFolder);
}

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From source file:org.pentaho.osgi.i18n.impl.LocalizationManager.java

public void bundleChanged(Bundle bundle) throws IOException, ParseException {
    boolean rebuildCache;
    synchronized (configMap) {
        rebuildCache = configMap.remove(bundle.getBundleId()) != null;
    }//  ww  w  .  ja va 2  s .c o m

    if (bundle.getState() == Bundle.ACTIVE) {
        Map<String, OSGIResourceBundleFactory> configEntry = new HashMap<String, OSGIResourceBundleFactory>();
        OSGIResourceBundleFactory bundleFactory;
        Enumeration<URL> urlEnumeration = bundle.findEntries(OSGIResourceNamingConvention.RESOURCES_ROOT_FOLDER,
                "*" + OSGIResourceNamingConvention.RESOURCES_DEFAULT_EXTENSION + "*", true);
        if (urlEnumeration != null) {
            while (urlEnumeration.hasMoreElements()) {
                URL url = urlEnumeration.nextElement();
                if (url != null) {
                    String fileName = url.getFile();
                    String relativeName = fileName;
                    String name = getPropertyName(fileName);
                    int priority = OSGIResourceNamingConvention.getPropertyPriority(fileName);
                    bundleFactory = new OSGIResourceBundleFactory(name, relativeName, url, priority);
                    configEntry.put(relativeName, bundleFactory);
                    rebuildCache = true;
                }
            }
        }

        if (!configEntry.isEmpty()) {
            synchronized (configMap) {
                configMap.put(bundle.getBundleId(), configEntry);
            }
            rebuildCache = true;
        }
    }
    if (rebuildCache) {
        synchronized (configMap) {
            if (executorService == null) {
                executorService = Executors.newSingleThreadExecutor(new ThreadFactory() {
                    @Override
                    public Thread newThread(Runnable r) {
                        Thread thread = Executors.defaultThreadFactory().newThread(r);
                        thread.setDaemon(true);
                        thread.setName("Localization pool");
                        return thread;
                    }
                });
            }
            cache = executorService.submit(new OSGIResourceBundleCacheCallable(
                    new HashMap<Long, Map<String, OSGIResourceBundleFactory>>(configMap)));
        }
    }
}

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From source file:com.asprise.imaging.core.Imaging.java

/** Use this executor service to make sure that all scanning related code is executed from the same thread. */
public static ExecutorService getDefaultExecutorServiceForScanning() {
    if (executorServiceForScanning == null) {
        synchronized (Imaging.class) {
            if (executorServiceForScanning == null) {
                executorServiceForScanning = Executors.newSingleThreadExecutor(new ThreadFactory() { // custom factory for user-friendly thread name
                    final AtomicInteger threadNumber = new AtomicInteger(1);
                    ThreadFactory defaultThreadFactory = Executors.defaultThreadFactory();

                    @Override//from   ww  w .  j ava2 s.c  o  m
                    public Thread newThread(Runnable r) {
                        Thread thread = defaultThreadFactory.newThread(r);
                        thread.setName("scan" + (threadNumber.get() == 1 ? "" : "-" + threadNumber));
                        return thread;
                    }
                });
            }
        }
    }
    return executorServiceForScanning;
}

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From source file:edu.umass.cs.nio.AbstractPacketDemultiplexer.java

/**
 * /*from  w  ww  .  j a v a  2 s  . c o m*/
 * @param threadPoolSize
 *            Refer documentation for {@link #setThreadPoolSize(int)
 *            setThreadPoolsize(int)}.
 */
public AbstractPacketDemultiplexer(int threadPoolSize) {
    this.executor = (ScheduledThreadPoolExecutor) Executors.newScheduledThreadPool(threadPoolSize,
            new ThreadFactory() {
                @Override
                public Thread newThread(Runnable r) {
                    Thread thread = Executors.defaultThreadFactory().newThread(r);
                    thread.setName(threadName);
                    return thread;
                }
            });
    this.myThreadPoolSize = threadPoolSize;
}

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From source file:org.sipfoundry.sipxconfig.commserver.imdb.ReplicationTrigger.java

private void replicateEntityGroup(Runnable worker) {
    if (m_executorService == null) {
        m_executorService = Executors.newSingleThreadExecutor(Executors.defaultThreadFactory());
    }//from w  w  w.  j a v  a2s . c om
    m_executorService.submit(worker);
    m_executorService.shutdown();
    m_executorService = null;
}

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From source file:com.azaptree.services.executor.ThreadPoolConfig.java

@NotNull
public ThreadFactory getThreadFactory() {
    if (StringUtils.isBlank(name) && !daemon) {
        return Executors.defaultThreadFactory();
    }/*from w  ww. ja v  a2  s. c  o  m*/

    return new ThreadFactory() {
        private final AtomicInteger threadCounter = new AtomicInteger(0);

        @Override
        public Thread newThread(final Runnable r) {
            final Thread t = new Thread(r, String.format("%s-%d", name, threadCounter.incrementAndGet()));
            t.setDaemon(daemon);
            return t;
        }
    };
}

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From source file:com.taobao.metamorphosis.gregor.slave.OrderedThreadPoolExecutor.java

/**
 * Creates a default ThreadPool, with default values : - keepAlive set to 30
 * seconds - A default ThreadFactory - All events are accepted
 * /*  w w  w .  j  av a  2  s.c o m*/
 * @param corePoolSize
 *            The initial pool sizePoolSize
 * @param maximumPoolSize
 *            The maximum pool size
 */
public OrderedThreadPoolExecutor(final int corePoolSize, final int maximumPoolSize) {
    this(corePoolSize, maximumPoolSize, DEFAULT_KEEP_ALIVE, TimeUnit.SECONDS, Executors.defaultThreadFactory());
}

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