| /** |
| * 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.mapreduce.v2.api.records.impl.pb; |
| |
| import org.apache.hadoop.mapreduce.v2.api.records.TaskAttemptId; |
| import org.apache.hadoop.mapreduce.v2.api.records.TaskId; |
| import org.apache.hadoop.mapreduce.v2.proto.MRProtos.TaskAttemptIdProto; |
| import org.apache.hadoop.mapreduce.v2.proto.MRProtos.TaskAttemptIdProtoOrBuilder; |
| import org.apache.hadoop.mapreduce.v2.proto.MRProtos.TaskIdProto; |
| |
| public class TaskAttemptIdPBImpl extends TaskAttemptId { |
| TaskAttemptIdProto proto = TaskAttemptIdProto.getDefaultInstance(); |
| TaskAttemptIdProto.Builder builder = null; |
| boolean viaProto = false; |
| |
| private TaskId taskId = null; |
| |
| |
| |
| public TaskAttemptIdPBImpl() { |
| builder = TaskAttemptIdProto.newBuilder(); |
| } |
| |
| public TaskAttemptIdPBImpl(TaskAttemptIdProto proto) { |
| this.proto = proto; |
| viaProto = true; |
| } |
| |
| public synchronized TaskAttemptIdProto getProto() { |
| mergeLocalToProto(); |
| proto = viaProto ? proto : builder.build(); |
| viaProto = true; |
| return proto; |
| } |
| |
| private synchronized void mergeLocalToBuilder() { |
| if (this.taskId != null |
| && !((TaskIdPBImpl) this.taskId).getProto().equals(builder.getTaskId())) { |
| builder.setTaskId(convertToProtoFormat(this.taskId)); |
| } |
| } |
| |
| private synchronized void mergeLocalToProto() { |
| if (viaProto) |
| maybeInitBuilder(); |
| mergeLocalToBuilder(); |
| proto = builder.build(); |
| viaProto = true; |
| } |
| |
| private synchronized void maybeInitBuilder() { |
| if (viaProto || builder == null) { |
| builder = TaskAttemptIdProto.newBuilder(proto); |
| } |
| viaProto = false; |
| } |
| |
| |
| @Override |
| public synchronized int getId() { |
| TaskAttemptIdProtoOrBuilder p = viaProto ? proto : builder; |
| return (p.getId()); |
| } |
| |
| @Override |
| public synchronized void setId(int id) { |
| maybeInitBuilder(); |
| builder.setId((id)); |
| } |
| @Override |
| public synchronized TaskId getTaskId() { |
| TaskAttemptIdProtoOrBuilder p = viaProto ? proto : builder; |
| if (this.taskId != null) { |
| return this.taskId; |
| } |
| if (!p.hasTaskId()) { |
| return null; |
| } |
| taskId = convertFromProtoFormat(p.getTaskId()); |
| return taskId; |
| } |
| |
| @Override |
| public synchronized void setTaskId(TaskId taskId) { |
| maybeInitBuilder(); |
| if (taskId == null) |
| builder.clearTaskId(); |
| this.taskId = taskId; |
| } |
| |
| private TaskIdPBImpl convertFromProtoFormat(TaskIdProto p) { |
| return new TaskIdPBImpl(p); |
| } |
| |
| private TaskIdProto convertToProtoFormat(TaskId t) { |
| return ((TaskIdPBImpl)t).getProto(); |
| } |
| } |