| /** |
| * 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.hadoop.yarn.api.protocolrecords.impl.pb; |
| |
| |
| import java.nio.ByteBuffer; |
| import java.util.HashMap; |
| import java.util.Iterator; |
| import java.util.Map; |
| import java.util.List; |
| |
| |
| import org.apache.hadoop.yarn.api.protocolrecords.StartContainerResponse; |
| import org.apache.hadoop.yarn.api.records.ProtoBase; |
| import org.apache.hadoop.yarn.proto.YarnServiceProtos.StartContainerResponseProto; |
| import org.apache.hadoop.yarn.proto.YarnServiceProtos.StartContainerResponseProtoOrBuilder; |
| import org.apache.hadoop.yarn.proto.YarnProtos.StringBytesMapProto; |
| |
| public class StartContainerResponsePBImpl extends ProtoBase<StartContainerResponseProto> implements StartContainerResponse { |
| StartContainerResponseProto proto = StartContainerResponseProto.getDefaultInstance(); |
| StartContainerResponseProto.Builder builder = null; |
| boolean viaProto = false; |
| |
| private Map<String, ByteBuffer> serviceResponse = null; |
| |
| public StartContainerResponsePBImpl() { |
| builder = StartContainerResponseProto.newBuilder(); |
| } |
| |
| public StartContainerResponsePBImpl(StartContainerResponseProto proto) { |
| this.proto = proto; |
| viaProto = true; |
| } |
| |
| public synchronized StartContainerResponseProto getProto() { |
| mergeLocalToProto(); |
| proto = viaProto ? proto : builder.build(); |
| viaProto = true; |
| return proto; |
| } |
| |
| private synchronized void mergeLocalToBuilder() { |
| if (this.serviceResponse != null) { |
| addServiceResponseToProto(); |
| } |
| } |
| |
| private synchronized void mergeLocalToProto() { |
| if (viaProto) { |
| maybeInitBuilder(); |
| } |
| mergeLocalToBuilder(); |
| proto = builder.build(); |
| viaProto = true; |
| } |
| |
| private synchronized void maybeInitBuilder() { |
| if (viaProto || builder == null) { |
| builder = StartContainerResponseProto.newBuilder(proto); |
| } |
| viaProto = false; |
| } |
| |
| |
| @Override |
| public synchronized Map<String, ByteBuffer> getAllServiceResponse() { |
| initServiceResponse(); |
| return this.serviceResponse; |
| } |
| @Override |
| public synchronized ByteBuffer getServiceResponse(String key) { |
| initServiceResponse(); |
| return this.serviceResponse.get(key); |
| } |
| |
| private synchronized void initServiceResponse() { |
| if (this.serviceResponse != null) { |
| return; |
| } |
| StartContainerResponseProtoOrBuilder p = viaProto ? proto : builder; |
| List<StringBytesMapProto> list = p.getServiceResponseList(); |
| this.serviceResponse = new HashMap<String, ByteBuffer>(); |
| |
| for (StringBytesMapProto c : list) { |
| this.serviceResponse.put(c.getKey(), convertFromProtoFormat(c.getValue())); |
| } |
| } |
| |
| @Override |
| public synchronized void addAllServiceResponse(final Map<String, ByteBuffer> serviceResponse) { |
| if (serviceResponse == null) |
| return; |
| initServiceResponse(); |
| this.serviceResponse.putAll(serviceResponse); |
| } |
| |
| private synchronized void addServiceResponseToProto() { |
| maybeInitBuilder(); |
| builder.clearServiceResponse(); |
| if (serviceResponse == null) |
| return; |
| Iterable<StringBytesMapProto> iterable = new Iterable<StringBytesMapProto>() { |
| |
| @Override |
| public synchronized Iterator<StringBytesMapProto> iterator() { |
| return new Iterator<StringBytesMapProto>() { |
| |
| Iterator<String> keyIter = serviceResponse.keySet().iterator(); |
| |
| @Override |
| public synchronized void remove() { |
| throw new UnsupportedOperationException(); |
| } |
| |
| @Override |
| public synchronized StringBytesMapProto next() { |
| String key = keyIter.next(); |
| return StringBytesMapProto.newBuilder().setKey(key).setValue(convertToProtoFormat(serviceResponse.get(key))).build(); |
| } |
| |
| @Override |
| public synchronized boolean hasNext() { |
| return keyIter.hasNext(); |
| } |
| }; |
| } |
| }; |
| builder.addAllServiceResponse(iterable); |
| } |
| @Override |
| public synchronized void setServiceResponse(String key, ByteBuffer val) { |
| initServiceResponse(); |
| this.serviceResponse.put(key, val); |
| } |
| @Override |
| public synchronized void removeServiceResponse(String key) { |
| initServiceResponse(); |
| this.serviceResponse.remove(key); |
| } |
| @Override |
| public synchronized void clearServiceResponse() { |
| initServiceResponse(); |
| this.serviceResponse.clear(); |
| } |
| } |