| /** |
| * 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.records.impl.pb; |
| |
| import org.apache.hadoop.yarn.api.records.ApplicationAttemptId; |
| import org.apache.hadoop.yarn.api.records.ContainerId; |
| import org.apache.hadoop.yarn.proto.YarnProtos.ApplicationAttemptIdProto; |
| import org.apache.hadoop.yarn.proto.YarnProtos.ContainerIdProto; |
| import org.apache.hadoop.yarn.proto.YarnProtos.ContainerIdProtoOrBuilder; |
| |
| |
| public class ContainerIdPBImpl extends ContainerId { |
| ContainerIdProto proto = ContainerIdProto.getDefaultInstance(); |
| ContainerIdProto.Builder builder = null; |
| boolean viaProto = false; |
| |
| private ApplicationAttemptId applicationAttemptId = null; |
| |
| public ContainerIdPBImpl() { |
| builder = ContainerIdProto.newBuilder(); |
| } |
| |
| public ContainerIdPBImpl(ContainerIdProto proto) { |
| this.proto = proto; |
| viaProto = true; |
| } |
| |
| public synchronized ContainerIdProto getProto() { |
| mergeLocalToProto(); |
| proto = viaProto ? proto : builder.build(); |
| viaProto = true; |
| return proto; |
| } |
| |
| private synchronized void mergeLocalToBuilder() { |
| if (this.applicationAttemptId != null && ! |
| ((ApplicationAttemptIdPBImpl)applicationAttemptId).getProto().equals( |
| builder.getAppAttemptId())) { |
| builder.setAppAttemptId(convertToProtoFormat(this.applicationAttemptId)); |
| } |
| } |
| |
| private synchronized void mergeLocalToProto() { |
| if (viaProto) |
| maybeInitBuilder(); |
| mergeLocalToBuilder(); |
| proto = builder.build(); |
| viaProto = true; |
| } |
| |
| private synchronized void maybeInitBuilder() { |
| if (viaProto || builder == null) { |
| builder = ContainerIdProto.newBuilder(proto); |
| } |
| viaProto = false; |
| } |
| |
| |
| @Override |
| public synchronized int getId() { |
| ContainerIdProtoOrBuilder p = viaProto ? proto : builder; |
| return (p.getId()); |
| } |
| |
| @Override |
| public synchronized void setId(int id) { |
| maybeInitBuilder(); |
| builder.setId((id)); |
| } |
| |
| |
| @Override |
| public synchronized ApplicationAttemptId getApplicationAttemptId() { |
| ContainerIdProtoOrBuilder p = viaProto ? proto : builder; |
| if (this.applicationAttemptId != null) { |
| return this.applicationAttemptId; |
| } |
| if (!p.hasAppAttemptId()) { |
| return null; |
| } |
| this.applicationAttemptId = convertFromProtoFormat(p.getAppAttemptId()); |
| return this.applicationAttemptId; |
| } |
| |
| @Override |
| public synchronized void setApplicationAttemptId(ApplicationAttemptId atId) { |
| maybeInitBuilder(); |
| if (atId == null) |
| builder.clearAppAttemptId(); |
| this.applicationAttemptId = atId; |
| } |
| |
| private ApplicationAttemptIdPBImpl convertFromProtoFormat( |
| ApplicationAttemptIdProto p) { |
| return new ApplicationAttemptIdPBImpl(p); |
| } |
| |
| private ApplicationAttemptIdProto convertToProtoFormat( |
| ApplicationAttemptId t) { |
| return ((ApplicationAttemptIdPBImpl)t).getProto(); |
| } |
| } |