Example usage for java.util.concurrent.locks Lock unlock

Introduction

In this page you can find the example usage for java.util.concurrent.locks Lock unlock.

Prototype

void unlock();

Source Link

Document

Releases the lock.

Usage

From source file:org.mule.transport.ConcurrentWorkTracker.java

public void removeWork(Runnable work) {
    Lock lock = registryLock.writeLock();

    try {//from  w  ww .j ava2s .c om
        if (logger.isDebugEnabled()) {
            logger.debug("Untracking work: " + work);
        }

        lock.lock();
        works.remove(work);
    } finally {
        lock.unlock();
    }
}

From source file:com.cloudera.oryx.ml.speed.als.ALSSpeedModel.java

public Solver getXTXSolver() {
    RealMatrix XTX;/*from  www .  jav a 2  s.  c om*/
    Lock lock = xLock.readLock();
    lock.lock();
    try {
        XTX = VectorMath.transposeTimesSelf(X.values());
    } finally {
        lock.unlock();
    }
    return new LinearSystemSolver().getSolver(XTX);
}

From source file:com.cloudera.oryx.ml.speed.als.ALSSpeedModel.java

public Solver getYTYSolver() {
    RealMatrix YTY;//from ww  w .j  a  va2s .  co m
    Lock lock = yLock.readLock();
    lock.lock();
    try {
        YTY = VectorMath.transposeTimesSelf(Y.values());
    } finally {
        lock.unlock();
    }
    return new LinearSystemSolver().getSolver(YTY);
}

From source file:no.sesat.search.http.filters.SiteLocatorFilter.java

private static long tryLock(final HttpServletRequest request, final Deque<ServletRequest> deque,
        final Lock lock, long timeLeft) {

    final long start = System.currentTimeMillis();

    try {/*from w  w w  .  j  ava2 s  .  c  o  m*/
        do {
            timeLeft = WAIT_TIME - (System.currentTimeMillis() - start);

            // let's sleep. sleeping too long results in 409 response
            if (0 >= timeLeft || !lock.tryLock(timeLeft, TimeUnit.MILLISECONDS)) {
                // we timed out or got the lock. waiting is over
                break;

            } else if (deque.peek() != request) {
                // we've acquired the lock but we're not at front of deque
                // release the lock and try again
                lock.unlock();
            }
        } while (deque.peek() != request);

    } catch (InterruptedException ie) {
        LOG.error("Failed using user's lock", ie);
    }

    return timeLeft;
}

From source file:com.crossover.trial.weather.metrics.impl.DropwizardMetricsService.java

@Override
public void markRequest(IATA iata, double radius) {
    Assert.isTrue(iata != null, "iata is required");

    Lock read = registryLock.readLock();
    read.lock();//  ww  w.  j  a  v a 2  s .  c  o m
    try {
        registry.meter(iata.getCode()).mark();
        registry.histogram("radius").update(Double.valueOf(radius).intValue() / 10);
    } finally {
        read.unlock();
    }
}

From source file:SoftReferenceCache.java

/**
 * @see java.util.Map#clear()/*from  w w w.  ja  v  a2  s. c o  m*/
 */
public void clear() {
    Lock lock = theLock.writeLock();
    lock.lock();
    try {
        theCache.clear();
    } finally {
        lock.unlock();
    }
}

From source file:edu.internet2.middleware.shibboleth.common.relyingparty.provider.SAMLMDRelyingPartyConfigurationManager.java

/**
 * Gets the metadata provider used to lookup information about entities.
 * /* www . j a v  a2s. c o  m*/
 * @return metadata provider used to lookup information about entities
 */
public MetadataProvider getMetadataProvider() {
    Lock readLock = getReadWriteLock().readLock();
    readLock.lock();
    try {
        return metadataProvider;
    } finally {
        readLock.unlock();
    }
}

From source file:at.newmedialab.ldclient.service.LDCache.java

private void unlockResource(URI resource) {
    Lock lock;
    synchronized (resourceLocks) {
        lock = resourceLocks.remove(resource);
    }//  w w w  .  jav a2s .  c o m
    if (lock != null) {
        lock.unlock();
    }
}

From source file:com.ignorelist.kassandra.steam.scraper.FileCache.java

@Override
public InputStream getIfPresent(Object key) {
    final Lock readLock = stripedLock.get(key).readLock();
    readLock.lock();/*from   www  .  j  av  a  2 s  . c om*/
    try {
        return getIfPresentNonBlocking(key);
    } finally {
        readLock.unlock();
    }
}

From source file:net.sf.fakenames.fddemo.BaseDirLayout.java

public MountInfo.Mount getFs(long dev_t) {
    final Lock lock = mountInfo.getLock();
    lock.lock();/*from   w w  w  .  j  a  v  a2  s. c om*/
    try {
        return mountInfo.mountMap.get(dev_t);
    } finally {
        lock.unlock();
    }
}