Java Code Examples for org.eclipse.microprofile.reactive.messaging.OnOverflow

The following examples show how to use org.eclipse.microprofile.reactive.messaging.OnOverflow. These examples are extracted from open source projects. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
public EmitterConfiguration(String name, OnOverflow onOverflow, Broadcast broadcast) {
    this.name = name;

    if (onOverflow != null) {
        this.overflowBufferStrategy = onOverflow.value();
        this.overflowBufferSize = onOverflow.bufferSize();
    } else {
        this.overflowBufferStrategy = null;
        this.overflowBufferSize = -1;
    }

    if (broadcast != null) {
        this.broadcast = Boolean.TRUE;
        this.numberOfSubscriberBeforeConnecting = broadcast.value();
    } else {
        this.broadcast = Boolean.FALSE;
        this.numberOfSubscriberBeforeConnecting = -1;
    }
}
 
Example 2
Source Project: smallrye-reactive-messaging   Source File: EmitterImpl.java    License: Apache License 2.0 5 votes vote down vote up
Multi<Message<? extends T>> getPublisherForStrategy(OnOverflow.Strategy overFlowStrategy, long bufferSize,
        long defaultBufferSize,
        Consumer<MultiEmitter<? super Message<? extends T>>> deferred) {
    switch (overFlowStrategy) {
        case BUFFER:
            if (bufferSize > 0) {
                return ThrowingEmitter.create(deferred, bufferSize);
            } else {
                return ThrowingEmitter.create(deferred, defaultBufferSize);
            }

        case UNBOUNDED_BUFFER:
            return Multi.createFrom().emitter(deferred, BackPressureStrategy.BUFFER);

        case THROW_EXCEPTION:
            return ThrowingEmitter.create(deferred, 0);

        case DROP:
            return Multi.createFrom().emitter(deferred, BackPressureStrategy.DROP);

        case FAIL:
            return Multi.createFrom().emitter(deferred, BackPressureStrategy.ERROR);

        case LATEST:
            return Multi.createFrom().emitter(deferred, BackPressureStrategy.LATEST);

        case NONE:
            return Multi.createFrom().emitter(deferred, BackPressureStrategy.IGNORE);

        default:
            throw ex.illegalArgumentForBackPressure(overFlowStrategy);
    }
}
 
Example 3
@Message(id = 22, value = "Invalid back-pressure strategy: %s")
IllegalArgumentException illegalArgumentForBackPressure(OnOverflow.Strategy overFlowStrategy);
 
Example 4
Source Project: quarkus   Source File: OnOverflowLiteral.java    License: Apache License 2.0 4 votes vote down vote up
public static OnOverflow create(String strategy, long buffer) {
    return new OnOverflowLiteral(strategy, buffer);
}
 
Example 5
Source Project: quarkus   Source File: OnOverflowLiteral.java    License: Apache License 2.0 4 votes vote down vote up
@Override
public Class<? extends Annotation> annotationType() {
    return OnOverflow.class;
}
 
Example 6
Source Project: quarkus   Source File: ChannelEmitterWithOverflow.java    License: Apache License 2.0 4 votes vote down vote up
@Inject
public void setEmitter(@Channel("sink-1") Emitter<String> sink1,
        @Channel("sink-2") @OnOverflow(value = OnOverflow.Strategy.BUFFER, bufferSize = 4) Emitter<String> sink2) {
    this.emitterForSink1 = sink1;
    this.emitterForSink2 = sink2;
}
 
Example 7
@Inject
public void setEmitter(@Channel("sink-1") @Broadcast Emitter<String> sink1,
        @Channel("sink-2") @Broadcast @OnOverflow(value = OnOverflow.Strategy.BUFFER, bufferSize = 4) Emitter<String> sink2) {
    this.emitterForSink1 = sink1;
    this.emitterForSink2 = sink2;
}