Package com.lmax.disruptor

Examples of com.lmax.disruptor.Sequence

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    private final Lock writeLock = cacheLock.writeLock();

    public DisruptorQueue(String queueName, ProducerType producerType, int bufferSize, WaitStrategy wait) {
        this._queueName = PREFIX + queueName;
        _buffer = RingBuffer.create(producerType, new ObjectEventFactory(), bufferSize, wait);
        _consumer = new Sequence();
        _barrier = _buffer.newBarrier();
        _buffer.addGatingSequences(_consumer);
        if(producerType == ProducerType.SINGLE) {
            consumerStartedFlag = true;
        } else {
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    private String _queueName = "";
   
    public DisruptorQueue(String queueName, ClaimStrategy claim, WaitStrategy wait) {
         this._queueName = PREFIX + queueName;
        _buffer = new RingBuffer<MutableObject>(new ObjectEventFactory(), claim, wait);
        _consumer = new Sequence();
        _barrier = _buffer.newBarrier();
        _buffer.setGatingSequences(_consumer);
        if(claim instanceof SingleThreadedClaimStrategy) {
            consumerStartedFlag = true;
        } else {
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        this.handler = handler;

        this.sequences = new Sequence[providers.length];
        for (int i = 0; i < sequences.length; i++)
        {
            sequences[i] = new Sequence(-1);
        }
    }
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            try
            {
                for (int i = 0; i < barrierLength; i++)
                {
                    long available = barriers[i].waitFor(-1);
                    Sequence sequence = sequences[i];

                    long previous = sequence.get();

                    for (long l = previous + 1; l <= available; l++)
                    {
                        handler.onEvent(providers[i].get(l), l, previous == available);
                    }

                    sequence.set(available);

                    count += (available - previous);
                }

                Thread.yield();
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    {
        consumerRepository = new ConsumerRepository<TestEvent>();
        eventProcessor1 = mockery.mock(EventProcessor.class, "eventProcessor1");
        eventProcessor2 = mockery.mock(EventProcessor.class, "eventProcessor2");

        final Sequence sequence1 = new Sequence();
        final Sequence sequence2 = new Sequence();
        mockery.checking(new Expectations()
        {
            {
                allowing(eventProcessor1).getSequence();
                will(returnValue(sequence1));
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    public DisruptorReceiveChannel(RingBuffer<Message> buffer, Sequence... dependentSequences) {
        this.buffer = buffer;
        final Sequencer sequencer = getSequencer(buffer);
        final WaitStrategy waitStrategy = getWaitStrategy(sequencer);
        final Sequence cursor = getCursor(sequencer);

        if (!(waitStrategy instanceof StrandBlockingWaitStrategy))
            throw new IllegalArgumentException("Channel can only be created from RingBuffer with StrandBlockingWaitStrategy");
        this.barrier = new ProcessingSequenceBarrier(sequencer, waitStrategy, cursor, dependentSequences);
        barrier.clearAlert();
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    public DisruptorReceiveChannel(RingBuffer<Message> buffer, Sequence... dependentSequences) {
        this.buffer = buffer;
        final Sequencer sequencer = getSequencer(buffer);
        final WaitStrategy waitStrategy = getWaitStrategy(sequencer);
        final Sequence cursor = getCursor(sequencer);

        if (!(waitStrategy instanceof StrandBlockingWaitStrategy))
            throw new IllegalArgumentException("Channel can only be created from RingBuffer with StrandBlockingWaitStrategy");
        this.barrier = new ProcessingSequenceBarrier(sequencer, waitStrategy, cursor, dependentSequences);
        barrier.clearAlert();
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    volatile boolean consumerStartedFlag = false;
    ConcurrentLinkedQueue<Object> _cache = new ConcurrentLinkedQueue();
   
    public DisruptorQueue(ClaimStrategy claim, WaitStrategy wait) {
        _buffer = new RingBuffer<MutableObject>(new ObjectEventFactory(), claim, wait);
        _consumer = new Sequence();
        _barrier = _buffer.newBarrier();
        _buffer.setGatingSequences(_consumer);
        if(claim instanceof SingleThreadedClaimStrategy) {
            consumerStartedFlag = true;
        }
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  public DisruptorQueue(String queueName, ProducerType producerType,
      int bufferSize, WaitStrategy wait) {
    this._queueName = PREFIX + queueName;
    _buffer = RingBuffer.create(producerType, new ObjectEventFactory(),
        bufferSize, wait);
    _consumer = new Sequence();
    _barrier = _buffer.newBarrier();
    _buffer.addGatingSequences(_consumer);
    if (producerType == ProducerType.SINGLE) {
      consumerStartedFlag = true;
    } else {
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Related Classes of com.lmax.disruptor.Sequence

  • backtype.storm.utils.DisruptorQueue
  • co.paralleluniverse.strands.channels.disruptor.DisruptorReceiveChannel
  • com.lmax.disruptor.dsl.ConsumerRepositoryTest
  • com.lmax.disruptor.support.MultiBufferBatchEventProcessor
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