| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package org.apache.servicecomb.pack.alpha.fsm.channel.rabbit; |
| |
| import akka.actor.ActorRef; |
| import akka.actor.ActorSystem; |
| import akka.pattern.Patterns; |
| import akka.util.Timeout; |
| import java.lang.invoke.MethodHandles; |
| import java.util.concurrent.CompletableFuture; |
| import java.util.concurrent.CompletionException; |
| import java.util.concurrent.CompletionStage; |
| import org.apache.servicecomb.pack.alpha.core.fsm.event.base.BaseEvent; |
| import org.apache.servicecomb.pack.alpha.fsm.channel.AbstractEventConsumer; |
| import org.apache.servicecomb.pack.alpha.fsm.metrics.MetricsService; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| import org.springframework.cloud.stream.annotation.StreamListener; |
| import scala.concurrent.Await; |
| import scala.concurrent.Future; |
| import scala.concurrent.duration.Duration; |
| |
| public class RabbitSagaEventConsumer extends AbstractEventConsumer { |
| private static final Logger LOG = LoggerFactory.getLogger(MethodHandles.lookup().lookupClass()); |
| public RabbitSagaEventConsumer(ActorSystem actorSystem, ActorRef sagaShardRegionActor, |
| MetricsService metricsService) { |
| super(actorSystem, sagaShardRegionActor, metricsService); |
| |
| } |
| |
| @StreamListener(org.apache.servicecomb.pack.alpha.fsm.channel.rabbit.RabbitMessageChannel.SERVICE_COMB_PACK_CONSUMER) |
| public void receive(BaseEvent baseEvent) { |
| sendSagaActor(baseEvent); |
| } |
| |
| |
| private CompletionStage<String> sendSagaActor(BaseEvent event) { |
| try { |
| long begin = System.currentTimeMillis(); |
| metricsService.metrics().doActorReceived(); |
| Timeout timeout = new Timeout(Duration.create(10, "seconds")); |
| Future<Object> future = Patterns.ask(sagaShardRegionActor, event, timeout); |
| Await.result(future, timeout.duration()); |
| long end = System.currentTimeMillis(); |
| metricsService.metrics().doActorAccepted(); |
| metricsService.metrics().doActorAvgTime(end - begin); |
| return CompletableFuture.completedFuture("OK"); |
| } catch (Exception ex) { |
| LOG.error(ex.getMessage(), ex); |
| metricsService.metrics().doActorRejected(); |
| throw new CompletionException(ex); |
| } |
| } |
| } |