@@ -0,0 +1,2143 @@
+/*%0A * Licensed to the Apache Software Foundation (ASF) under one%0A * or more contributor license agreements.  See the NOTICE file%0A * distributed with this work for additional information%0A * regarding copyright ownership.  The ASF licenses this file%0A * to you under the Apache License, Version 2.0 (the%0A * %22License%22); you may not use this file except in compliance%0A * with the License.  You may obtain a copy of the License at%0A *%0A *    http://www.apache.org/licenses/LICENSE-2.0%0A *%0A * Unless required by applicable law or agreed to in writing, software%0A * distributed under the License is distributed on an %22AS IS%22 BASIS,%0A * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.%0A * See the License for the specific language governing permissions and%0A * limitations under the License.%0A */%0A%0Apackage org.apache.flink.runtime.rpc.akka;%0A%0Aimport org.apache.flink.configuration.Configuration;%0Aimport org.apache.flink.runtime.akka.AkkaUtils;%0Aimport org.apache.flink.util.Preconditions;%0A%0Aimport akka.actor.ActorSystem;%0Aimport org.junit.rules.ExternalResource;%0A%0A/**%0A * External resource which starts an %7B@link akka.actor.ActorSystem%7D.%0A */%0Apublic class ActorSystemResource extends ExternalResource %7B%0A%0A%09private final Configuration configuration;%0A%0A%09private ActorSystem actorSystem;%0A%0A%09private ActorSystemResource(Configuration configuration) %7B%0A%09%09this.configuration = configuration;%0A%09%7D%0A%0A%09@Override%0A%09protected void before() throws Throwable %7B%0A%09%09Preconditions.checkState(actorSystem == null, %22ActorSystem must not be initialized when calling before.%22);%0A%09%09actorSystem = AkkaUtils.createLocalActorSystem(configuration);%0A%09%7D%0A%0A%09@Override%0A%09protected void after() %7B%0A%09%09Preconditions.checkState(actorSystem != null, %22ActorSystem must be initialized when calling after.%22);%0A%09%09AkkaUtils.terminateActorSystem(actorSystem).join();%0A%09%7D%0A%0A%09public ActorSystem getActorSystem() %7B%0A%09%09return actorSystem;%0A%09%7D%0A%0A%09public static ActorSystemResource defaultConfiguration() %7B%0A%09%09return new ActorSystemResource(new Configuration());%0A%09%7D%0A%0A%09public static ActorSystemResource withConfiguration(Configuration configuration) %7B%0A%09%09return new ActorSystemResource(configuration);%0A%09%7D%0A%7D%0A

Add ActorSystemResource