Example usage for java.util.concurrent LinkedBlockingQueue LinkedBlockingQueue

Introduction

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

Prototype

public LinkedBlockingQueue(Collection<? extends E> c)

Source Link

Document

Creates a LinkedBlockingQueue with a capacity of Integer#MAX_VALUE , initially containing the elements of the given collection, added in traversal order of the collection's iterator.

Usage

From source file:org.apache.streams.elasticsearch.example.ElasticsearchPercolateTagger.java

public static void main(String[] args) {
    LOGGER.info(StreamsConfigurator.config.toString());

    Config reindex = StreamsConfigurator.config.getConfig("reindex");

    Config source = reindex.getConfig("source");
    Config destination = reindex.getConfig("destination");

    ElasticsearchReaderConfiguration elasticsearchSourceConfiguration = ElasticsearchConfigurator
            .detectReaderConfiguration(source);

    ElasticsearchPersistReader elasticsearchPersistReader = new ElasticsearchPersistReader(
            elasticsearchSourceConfiguration);

    ElasticsearchWriterConfiguration elasticsearchDestinationConfiguration = ElasticsearchConfigurator
            .detectWriterConfiguration(destination);

    PercolateTagProcessor percolateTagProcessor = new PercolateTagProcessor(
            elasticsearchDestinationConfiguration);

    ElasticsearchPersistWriter elasticsearchPersistWriter = new ElasticsearchPersistWriter(
            elasticsearchDestinationConfiguration);

    StreamBuilder builder = new LocalStreamBuilder(new LinkedBlockingQueue<StreamsDatum>(1000));

    builder.newPerpetualStream(ElasticsearchPersistReader.STREAMS_ID, elasticsearchPersistReader);
    builder.addStreamsProcessor(PercolateTagProcessor.STREAMS_ID, percolateTagProcessor, 1,
            ElasticsearchPersistReader.STREAMS_ID);
    builder.addStreamsPersistWriter(ElasticsearchPersistWriter.STREAMS_ID, elasticsearchPersistWriter, 1,
            PercolateTagProcessor.STREAMS_ID);
    builder.start();// w  ww . j ava  2  s  .  c  o  m

}

From source file:org.apache.streams.elasticsearch.example.ElasticsearchScriptTagger.java

public static void main(String[] args) {
    LOGGER.info(StreamsConfigurator.config.toString());

    Config reindex = StreamsConfigurator.config.getConfig("reindex");

    Config source = reindex.getConfig("source");
    Config destination = reindex.getConfig("destination");

    ElasticsearchReaderConfiguration elasticsearchSourceConfiguration = ElasticsearchConfigurator
            .detectReaderConfiguration(source);

    ElasticsearchPersistReader elasticsearchPersistReader = new ElasticsearchPersistReader(
            elasticsearchSourceConfiguration);

    EnsureTagArrayProcessor ensureTagArrayProcessor = new EnsureTagArrayProcessor();

    ElasticsearchWriterConfiguration elasticsearchDestinationConfiguration = ElasticsearchConfigurator
            .detectWriterConfiguration(destination);

    ElasticsearchPersistWriter elasticsearchPersistWriter = new ElasticsearchPersistUpdater(
            elasticsearchDestinationConfiguration);

    StreamBuilder builder = new LocalStreamBuilder(new LinkedBlockingQueue<StreamsDatum>(1000));

    builder.newPerpetualStream(ElasticsearchPersistReader.STREAMS_ID, elasticsearchPersistReader);
    builder.addStreamsProcessor(EnsureTagArrayProcessor.STREAMS_ID, ensureTagArrayProcessor, 3,
            ElasticsearchPersistReader.STREAMS_ID);
    builder.addStreamsPersistWriter(ElasticsearchPersistWriter.STREAMS_ID, elasticsearchPersistWriter, 1,
            EnsureTagArrayProcessor.STREAMS_ID);
    builder.start();// w w  w  .j a  v  a 2 s  .co m

}

From source file:Main.java

@Deprecated
public static ExecutorService newFixedThreadPool(int nThreads) {
    ThreadPoolExecutor exec = new ThreadPoolExecutor(nThreads, nThreads, 0L, TimeUnit.MILLISECONDS,
            new LinkedBlockingQueue<Runnable>(nThreads));
    exec.setRejectedExecutionHandler(new ThreadPoolExecutor.CallerRunsPolicy());
    return exec;/*ww  w .  ja v  a 2 s. c o  m*/
}

From source file:Main.java

public static <E> BlockingQueue<E> getLinkedBlockingQueue(int capacity) {
    return new LinkedBlockingQueue<E>(capacity);
}

From source file:Main.java

public static <E> BlockingQueue<E> createLinkedBlockingQueue(int capacity) {
    return new LinkedBlockingQueue<E>(capacity);
}

From source file:Main.java

public static ThreadPoolExecutor newThreadPool(int maximumNumOfThreads, String poolName) {
    BlockingQueue<Runnable> workQueue = new LinkedBlockingQueue<>(CAPACITY);
    ThreadPoolExecutor threadPoolExecutor = new ThreadPoolExecutor(maximumNumOfThreads, maximumNumOfThreads, 1,
            TimeUnit.SECONDS, workQueue, createFactory(poolName));
    threadPoolExecutor.allowCoreThreadTimeOut(true);
    return threadPoolExecutor;
}

From source file:Main.java

public static <E> BlockingQueue<E> getLinkedBlockingQueue(Collection<? extends E> collection) {
    return new LinkedBlockingQueue<E>(collection);
}

From source file:Main.java

/**
 * @param threadToCpuRatio - for example, assuming you have 2 CPUs and setting a threadToCpuRation to 3, the result will be a pool with 6 working threads.  
 * @return an {@link ExecutorService} with defined amount of worker thread for each CPUm A {@link SynchronousQueue} and a {@link ThreadPoolExecutor.CallerRunsPolicy}
 *//*ww w  .  j a  v a  2  s  . c  om*/
public static ExecutorService getQueuedThreadPool(double threadToCpuRatio, int queueCapacity) {
    int workingThreads = Double.valueOf(NUM_CPU * threadToCpuRatio).intValue();
    return new ThreadPoolExecutor(workingThreads, workingThreads, 60, TimeUnit.SECONDS,
            new LinkedBlockingQueue<Runnable>(queueCapacity), new ThreadPoolExecutor.CallerRunsPolicy());
}

From source file:Main.java

public static <E> LinkedBlockingQueue<E> newLinkedBlockingQueue(final Collection<? extends E> c) {
    return new LinkedBlockingQueue<E>(c);
}

From source file:Main.java

public static <E> LinkedBlockingQueue<E> newLinkedBlockingQueue(final int initialCapacity) {
    return new LinkedBlockingQueue<E>(initialCapacity);
}