| /* |
| * 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.slider.server.appmaster.actions; |
| |
| import com.google.common.base.Preconditions; |
| import org.apache.hadoop.yarn.api.records.ContainerId; |
| import org.apache.slider.server.appmaster.SliderAppMaster; |
| import org.apache.slider.server.appmaster.operations.AbstractRMOperation; |
| import org.apache.slider.server.appmaster.operations.ContainerReleaseOperation; |
| import org.apache.slider.server.appmaster.operations.RMOperationHandler; |
| import org.apache.slider.server.appmaster.operations.RMOperationHandlerActions; |
| import org.apache.slider.server.appmaster.state.AppState; |
| |
| import java.util.LinkedList; |
| import java.util.List; |
| import java.util.concurrent.TimeUnit; |
| |
| /** |
| * Kill a specific container |
| */ |
| public class ActionKillContainer extends AsyncAction { |
| |
| /** |
| * container to kill |
| */ |
| private final ContainerId containerId; |
| |
| /** |
| * handler for the operation |
| */ |
| private final RMOperationHandlerActions operationHandler; |
| |
| /** |
| * Kill a container |
| * @param containerId container to kill |
| * @param delay |
| * @param timeUnit |
| * @param operationHandler |
| */ |
| public ActionKillContainer( |
| ContainerId containerId, |
| long delay, |
| TimeUnit timeUnit, |
| RMOperationHandlerActions operationHandler) { |
| super("kill container", delay, timeUnit, ATTR_CHANGES_APP_SIZE); |
| this.operationHandler = operationHandler; |
| Preconditions.checkArgument(containerId != null); |
| |
| this.containerId = containerId; |
| } |
| |
| /** |
| * Get the container ID to kill |
| * @return |
| */ |
| public ContainerId getContainerId() { |
| return containerId; |
| } |
| |
| @Override |
| public void execute(SliderAppMaster appMaster, |
| QueueAccess queueService, |
| AppState appState) throws Exception { |
| List<AbstractRMOperation> opsList = new LinkedList<AbstractRMOperation>(); |
| ContainerReleaseOperation release = new ContainerReleaseOperation(containerId); |
| opsList.add(release); |
| //now apply the operations |
| operationHandler.execute(opsList); |
| } |
| } |