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, software 013 * distributed under the License is distributed on an "AS IS" BASIS, 014 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 015 * See the License for the specific language governing permissions and 016 * limitations under the License. 017 */ 018 019 package org.apache.hadoop.yarn.api.protocolrecords; 020 021 import java.nio.ByteBuffer; 022 import java.util.Map; 023 024 import org.apache.hadoop.classification.InterfaceAudience.Public; 025 import org.apache.hadoop.classification.InterfaceStability.Stable; 026 import org.apache.hadoop.yarn.api.ContainerManager; 027 028 /** 029 * <p>The response sent by the <code>NodeManager</code> to the 030 * <code>ApplicationMaster</code> when asked to <em>start</em> an 031 * allocated container.</p> 032 * 033 * @see ContainerManager#startContainer(StartContainerRequest) 034 */ 035 @Public 036 @Stable 037 public interface StartContainerResponse { 038 Map<String, ByteBuffer> getAllServiceResponse(); 039 ByteBuffer getServiceResponse(String key); 040 041 void addAllServiceResponse(Map<String, ByteBuffer> serviceResponse); 042 void setServiceResponse(String key, ByteBuffer value); 043 void removeServiceResponse(String key); 044 void clearServiceResponse(); 045 }