Examples with DirectBuffer org.agrona.DirectBuffer used on opensource projects

Example 16 with DirectBuffer

use of org.agrona.DirectBuffer in project zeebe by zeebe-io.

the class DeploymentValidatedProcessor method updateState.

@Override
public void updateState(TypedEvent<DeploymentEvent> event) {
    final long deploymentKey = event.getKey();
    final DirectBuffer topicName = event.getValue().getTopicName();
    pendingDeployments.put(deploymentKey, event.getPosition(), topicName);
    timer.onDeploymentValidated(deploymentKey);
}

Example 17 with DirectBuffer

use of org.agrona.DirectBuffer in project zeebe by zeebe-io.

the class AddTaskSubscriptionHandler method handle.

@Override
public void handle(final ActorControl actor, final int partitionId, final DirectBuffer buffer, final BrokerEventMetadata eventMetada) {
    final TaskSubscriptionRequest request = new TaskSubscriptionRequest();
    request.wrap(cloneBuffer(buffer));
    final long requestId = eventMetada.getRequestId();
    final int requestStreamId = eventMetada.getRequestStreamId();
    final TaskSubscription taskSubscription = new TaskSubscription(partitionId, request.getLockTaskType(), request.getLockDuration(), request.getLockOwner(), requestStreamId);
    taskSubscription.setCredits(request.getCredits());
    final ActorFuture<Void> future = manager.addSubscription(taskSubscription);
    actor.runOnCompletion(future, ((aVoid, throwable) -> {
        if (throwable == null) {
            final long subscriberKey = taskSubscription.getSubscriberKey();
            request.setSubscriberKey(subscriberKey);
            sendResponse(actor, requestStreamId, requestId, request);
        } else {
            sendErrorResponse(actor, requestStreamId, requestId, "Cannot add task subscription. %s", throwable.getMessage());
        }
    }));
}

Example 18 with DirectBuffer

use of org.agrona.DirectBuffer in project zeebe by zeebe-io.

the class TaskExpireLockStreamProcessor method timeOutTasks.

private void timeOutTasks() {
    final Iterator<Long2BytesZbMapEntry> iterator = expirationMap.iterator();
    while (iterator.hasNext()) {
        final Long2BytesZbMapEntry entry = iterator.next();
        final DirectBuffer value = entry.getValue();
        final long eventPosition = value.getLong(0);
        final long lockExpirationTime = value.getLong(SIZE_OF_LONG);
        if (lockExpired(lockExpirationTime)) {
            // TODO: would be nicer to have a consumable channel for timed-out timers
            // that we can stop consuming/yield on backpressure
            final boolean success = streamWriter.tryWriteTaskEvent(eventPosition, TaskState.EXPIRE_LOCK);
            if (!success) {
                return;
            }
        }
    }
}

Example 19 with DirectBuffer

use of org.agrona.DirectBuffer in project zeebe by zeebe-io.

the class ActivityInstanceMap method wrapActivityInstanceKey.

public ActivityInstanceMap wrapActivityInstanceKey(long key) {
    final DirectBuffer result = map.get(key);
    if (result != null) {
        this.buffer.putBytes(0, result, 0, result.capacity());
    }
    this.isRead = result != null;
    this.key = key;
    return this;
}

Example 20 with DirectBuffer

use of org.agrona.DirectBuffer in project zeebe by zeebe-io.

the class PayloadCache method getPayload.

public DirectBuffer getPayload(long workflowInstanceKey) {
    DirectBuffer payload = null;
    final long position = map.get(workflowInstanceKey, -1L);
    if (position > 0) {
        payload = cache.get(position);
    }
    return payload == null ? WorkflowInstanceEvent.NO_PAYLOAD : payload;
}