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Source code
001/*
002 * Licensed to the Apache Software Foundation (ASF) under one
003 * or more contributor license agreements.  See the NOTICE file
004 * distributed with this work for additional information
005 * regarding copyright ownership.  The ASF licenses this file
006 * to you under the Apache License, Version 2.0 (the
007 * "License"); you may not use this file except in compliance
008 * with the License.  You may obtain a copy of the License at
009 *
010 *   http://www.apache.org/licenses/LICENSE-2.0
011 *
012 * Unless required by applicable law or agreed to in writing,
013 * software distributed under the License is distributed on an
014 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
015 * KIND, either express or implied.  See the License for the
016 * specific language governing permissions and limitations
017 * under the License.
018 */
019package org.apache.reef.runtime.yarn.driver;
020
021import org.apache.reef.runtime.common.driver.api.ResourceManagerStopHandler;
022import org.apache.reef.wake.time.runtime.event.RuntimeStop;
023
024import javax.inject.Inject;
025
026/**
027 * Shuts down the YARN resource manager.
028 */
029public final class YARNRuntimeStopHandler implements ResourceManagerStopHandler {
030
031  private final YarnContainerManager yarnContainerManager;
032
033  @Inject
034  YARNRuntimeStopHandler(final YarnContainerManager yarnContainerManager) {
035    this.yarnContainerManager = yarnContainerManager;
036  }
037
038  @Override
039  public void onNext(final RuntimeStop runtimeStop) {
040    this.yarnContainerManager.onStop(runtimeStop.getException());
041  }
042}