Example usage for java.lang Thread setDaemon

Introduction

In this page you can find the example usage for java.lang Thread setDaemon.

Prototype

public final void setDaemon(boolean on) 

Source Link

Document

Marks this thread as either a #isDaemon daemon thread or a user thread.

Usage

From source file:ai.grakn.engine.session.GraqlSession.java

GraqlSession(Session session, GraknSession factory, String outputFormat, boolean showImplicitTypes,
        boolean infer, boolean materialise) {
    this.showImplicitTypes = showImplicitTypes;
    this.infer = infer;
    this.materialise = materialise;
    this.session = session;
    this.factory = factory;
    this.outputFormat = outputFormat;
    this.printer = getPrinter();

    queryExecutor.execute(() -> {//  w  w w  .  jav  a2s.c  o m
        try {
            refreshGraph();
            sendTypes();
            sendEnd();
        } catch (Throwable e) {
            LOG.error(getFullStackTrace(e));
            sendError(e.getMessage());
            sendEnd();
            session.close();
            throw e;
        }
    });

    // Begin sending pings
    Thread thread = new Thread(this::ping, "graql-session-ping");
    thread.setDaemon(true);
    thread.start();
}

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From source file:com.github.restdriver.clientdriver.integration.VerifyWithinTest.java

@Test
public void verifyingSingleRequestWithinATimePeriodWorks() throws Exception {

    clientDriver.addExpectation(onRequestTo("/foo"), giveEmptyResponse().within(2000, TimeUnit.MILLISECONDS));

    Thread thread = new Thread(new Runnable() {
        @Override//from  w w w  . ja va 2  s.  com
        public void run() {
            schnooze(500, TimeUnit.MILLISECONDS);
            hitThat(clientDriver.getBaseUrl() + "/foo");
        }
    });
    thread.setDaemon(true);

    thread.start();

    clientDriver.verify();

}

---

From source file:com.github.restdriver.clientdriver.integration.VerifyWithinTest.java

@Test
public void singleRequestThatIsNotMatchedInTimeFailsToVerify() throws Exception {

    thrown.expect(ClientDriverFailedExpectationException.class);

    clientDriver.addExpectation(onRequestTo("/foo"), giveEmptyResponse().within(200, TimeUnit.MILLISECONDS));

    Thread thread = new Thread(new Runnable() {
        @Override/*  w w  w .  ja v a2  s  .  c  om*/
        public void run() {
            schnooze(500, TimeUnit.MILLISECONDS);
            hitThat(clientDriver.getBaseUrl() + "/foo");
        }
    });
    thread.setDaemon(true);

    thread.start();

    clientDriver.verify();

}

---

From source file:com.clustercontrol.agent.custom.CommandResultForwarder.java

private CommandResultForwarder() {
    {/*  ww w  .j  ava  2  s.c om*/
        String key = "monitor.custom.forwarding.queue.maxsize";
        int valueDefault = 5000;
        String str = AgentProperties.getProperty(key);
        int value = valueDefault;
        try {
            value = Integer.parseInt(str);
            if (value != -1 && value < 1) {
                throw new NumberFormatException();
            }
        } catch (NumberFormatException e) {
            value = valueDefault;
        } finally {
            log.info(key + " uses value \"" + value + "\". (configuration = \"" + str + "\")");
        }
        _queueMaxSize = value;
    }

    {
        String key = "monitor.custom.forwarding.transport.maxsize";
        int valueDefault = 100;
        String str = AgentProperties.getProperty(key);
        int value = valueDefault;
        try {
            value = Integer.parseInt(str);
            if (value != -1 && value < 1) {
                throw new NumberFormatException();
            }
        } catch (NumberFormatException e) {
            value = valueDefault;
        } finally {
            log.info(key + " uses value \"" + value + "\". (configuration = \"" + str + "\")");
        }
        _transportMaxSize = value;
    }

    {
        String key = "monitor.custom.forwarding.transport.maxtries";
        int valueDefault = 900;
        String str = AgentProperties.getProperty(key);
        int value = valueDefault;
        try {
            value = Integer.parseInt(str);
            if (value != -1 && value < 1) {
                throw new NumberFormatException();
            }
        } catch (NumberFormatException e) {
            value = valueDefault;
        } finally {
            log.info(key + " uses value \"" + value + "\". (configuration = \"" + str + "\")");
        }
        _transportMaxTries = value;
    }

    {
        String key = "monitor.custom.forwarding.transport.interval.size";
        int valueDefault = 15;
        String str = AgentProperties.getProperty(key);
        int value = valueDefault;
        try {
            value = Integer.parseInt(str);
            if (value != -1 && value < 1) {
                throw new NumberFormatException();
            }
        } catch (NumberFormatException e) {
            value = valueDefault;
        } finally {
            log.info(key + " uses value \"" + value + "\". (configuration = \"" + str + "\")");
        }
        _transportIntervalSize = value;
    }

    {
        String key = "monitor.custom.forwarding.transport.interval.msec";
        long valueDefault = 1000L;
        String str = AgentProperties.getProperty(key);
        long value = valueDefault;
        try {
            value = Long.parseLong(str);
            if (value != -1 && value < 1) {
                throw new NumberFormatException();
            }
        } catch (NumberFormatException e) {
            value = valueDefault;
        } finally {
            log.info(key + " uses value \"" + value + "\". (configuration = \"" + str + "\")");
        }
        _transportIntervalMSec = value;
    }

    _scheduler = Executors.newSingleThreadScheduledExecutor(new ThreadFactory() {
        private volatile int _count = 0;

        @Override
        public Thread newThread(Runnable r) {
            Thread t = new Thread(r, CommandResultForwarder.class.getSimpleName() + _count++);
            t.setDaemon(true);
            return t;
        }
    });

    if (_transportIntervalMSec != -1) {
        _scheduler.scheduleWithFixedDelay(new ScheduledTask(), 0, _transportIntervalMSec,
                TimeUnit.MILLISECONDS);
    }
}

---

From source file:disko.flow.analyzers.FullRelexAnalyzer.java

/**
 * Initialize the pool of LinkParserClients, creating CLIENT_POOL_SIZE
 * instances, which connects to ports FIRST_PORT, FIRST_PORT+1, ...,
 * FIRST_PORT+(CLIENT_POOL_SIZE-1)//from   w w w . ja v  a 2 s .com
 */
private void initializePool() throws InterruptedException {
    sentenceAlgorithmApplier = new SentenceAlgorithmApplier();
    // phraseMarkup = new PhraseMarkup();
    if (morphy == null)
        morphy = MorphyFactory.getImplementation();

    if ((hosts == null) || (hosts.size() == 0)) {
        for (int i = 0; i < DEFAULT_CLIENT_COUNT; i++) {
            addHost(DEFAULT_HOST, DEFAULT_FIRST_PORT + i);
        }
    }

    final ClassLoader loader = Thread.currentThread().getContextClassLoader();
    // +1 submission thread
    exec = Executors.newFixedThreadPool(hosts.size() + 1, new ThreadFactory() {
        public Thread newThread(Runnable r) {
            Thread t = new Thread(r);
            t.setContextClassLoader(loader);
            t.setDaemon(true);
            return t;
        }
    });
    pool = new ArrayBlockingQueue<RelexContext>(hosts.size() + inProcessParsers);

    for (HostPort hp : hosts) {
        RemoteLGParser parser = new RemoteLGParser();
        parser.getLinkGrammarClient().setHostname(hp.host);
        parser.getLinkGrammarClient().setPort(hp.port);
        configureParser(parser);
        RelexContext context = new RelexContext(parser, morphy);
        pool.put(context);
    }

    for (int i = hosts.size(); i < pool.size(); i++) {
        LocalLGParser parser = new LocalLGParser();
        configureParser(parser);
        RelexContext context = new RelexContext(parser, morphy);
        pool.put(context);
    }
}

---

From source file:io.snappydata.impl.SnappyHiveCatalog.java

public SnappyHiveCatalog() {
    final ThreadGroup hmsThreadGroup = LogWriterImpl.createThreadGroup(THREAD_GROUP_NAME,
            Misc.getI18NLogWriter());/*from  w ww  .  j ava2 s.com*/
    ThreadFactory hmsClientThreadFactory = new ThreadFactory() {
        private int next = 0;

        @SuppressWarnings("NullableProblems")
        public Thread newThread(Runnable command) {
            Thread t = new Thread(hmsThreadGroup, command, "HiveMetaStore Client-" + next++);
            t.setDaemon(true);
            return t;
        }
    };
    hmsQueriesExecutorService = Executors.newFixedThreadPool(1, hmsClientThreadFactory);
    // just run a task to initialize the HMC for the thread.
    // Assumption is that this should be outside any lock
    HMSQuery q = getHMSQuery();
    q.resetValues(HMSQuery.INIT, null, null, true);
    Future<Object> ret = hmsQueriesExecutorService.submit(q);
    try {
        ret.get();
    } catch (Exception e) {
        throw new RuntimeException(e);
    }
}

---

From source file:com.github.restdriver.clientdriver.integration.VerifyWithinTest.java

@Test
public void multipleRequestsWhichAreMatchedInTimeWork() throws Exception {

    clientDriver.addExpectation(onRequestTo("/foo1"), giveEmptyResponse().within(5, TimeUnit.SECONDS));

    clientDriver.addExpectation(onRequestTo("/foo2"), giveEmptyResponse().within(5, TimeUnit.SECONDS));

    Thread thread1 = new Thread(new Runnable() {
        @Override/*w  ww .  java 2s. c om*/
        public void run() {
            schnooze(500, TimeUnit.MILLISECONDS);
            hitThat(clientDriver.getBaseUrl() + "/foo1");
        }
    });
    thread1.setDaemon(true);

    Thread thread2 = new Thread(new Runnable() {
        @Override
        public void run() {
            schnooze(500, TimeUnit.MILLISECONDS);
            hitThat(clientDriver.getBaseUrl() + "/foo2");
        }
    });
    thread2.setDaemon(true);

    thread1.start();
    thread2.start();

    clientDriver.verify();

}

---

From source file:com.github.restdriver.clientdriver.integration.VerifyWithinTest.java

@Test
public void multipleRequestsOneOfWhichWasNotMatchedInTimeFailsToVerify() throws Exception {

    thrown.expect(ClientDriverFailedExpectationException.class);

    clientDriver.addExpectation(onRequestTo("/foo1"), giveEmptyResponse().within(200, TimeUnit.MILLISECONDS));

    clientDriver.addExpectation(onRequestTo("/foo2"), giveEmptyResponse().within(1, TimeUnit.SECONDS));

    Thread thread1 = new Thread(new Runnable() {
        @Override/* ww w  . ja v  a  2 s.co  m*/
        public void run() {
            schnooze(500, TimeUnit.MILLISECONDS);
            hitThat(clientDriver.getBaseUrl() + "/foo1");
        }
    });
    thread1.setDaemon(true);

    Thread thread2 = new Thread(new Runnable() {
        @Override
        public void run() {
            schnooze(500, TimeUnit.MILLISECONDS);
            hitThat(clientDriver.getBaseUrl() + "/foo2");
        }
    });
    thread2.setDaemon(true);

    thread1.start();
    thread2.start();

    clientDriver.verify();

}

---

From source file:net.sbbi.upnp.DiscoveryAdvertisement.java

private void startDevicesListenerThread() throws IOException {
    synchronized (singleton) {
        if (!inService) {
            this.startMultiCastSocket();
            Thread deamon = new Thread(this, "DiscoveryAdvertisement daemon");
            deamon.setDaemon(daemon);
            deamon.start();/* www  .j  a  va 2  s  .  c  o  m*/
            // wait for the thread to be started
            while (!inService) {
                // let's wait a few ms
                try {
                    Thread.sleep(2);
                } catch (InterruptedException ex) {
                    // don t care
                }
            }
        }
    }
}

---

From source file:imitationLearning.WordSequenceCache.java

/**
 *
 * @param timeToLive/*from w w w . j  a v  a2 s .co m*/
 * @param timerInterval
 * @param maxItems
 */
public WordSequenceCache(long timeToLive, final long timerInterval, int maxItems) {
    this.timeToLive = timeToLive * 1_000;

    cacheMap = new LRUMap(maxItems);

    if (timeToLive > 0 && timerInterval > 0) {

        Thread t = new Thread(() -> {
            while (true) {
                try {
                    Thread.sleep(timerInterval * 1_000);
                } catch (InterruptedException ex) {
                }
                cleanup();
            }
        });

        t.setDaemon(true);
        t.start();
    }
}

---

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