| /** |
| * 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.server.nodemanager.api.protocolrecords.impl.pb; |
| |
| import java.util.ArrayList; |
| import java.util.Iterator; |
| import java.util.List; |
| |
| import org.apache.hadoop.yarn.api.records.LocalResource; |
| import org.apache.hadoop.yarn.api.records.ProtoBase; |
| import org.apache.hadoop.yarn.api.records.impl.pb.LocalResourcePBImpl; |
| import org.apache.hadoop.yarn.proto.YarnProtos.LocalResourceProto; |
| import org.apache.hadoop.yarn.proto.YarnServerNodemanagerServiceProtos.LocalizerActionProto; |
| import org.apache.hadoop.yarn.proto.YarnServerNodemanagerServiceProtos.LocalizerHeartbeatResponseProto; |
| import org.apache.hadoop.yarn.proto.YarnServerNodemanagerServiceProtos.LocalizerHeartbeatResponseProtoOrBuilder; |
| import org.apache.hadoop.yarn.server.nodemanager.api.protocolrecords.LocalizerAction; |
| import org.apache.hadoop.yarn.server.nodemanager.api.protocolrecords.LocalizerHeartbeatResponse; |
| |
| public class LocalizerHeartbeatResponsePBImpl |
| extends ProtoBase<LocalizerHeartbeatResponseProto> |
| implements LocalizerHeartbeatResponse { |
| |
| LocalizerHeartbeatResponseProto proto = |
| LocalizerHeartbeatResponseProto.getDefaultInstance(); |
| LocalizerHeartbeatResponseProto.Builder builder = null; |
| boolean viaProto = false; |
| |
| private List<LocalResource> resources; |
| |
| public LocalizerHeartbeatResponsePBImpl() { |
| builder = LocalizerHeartbeatResponseProto.newBuilder(); |
| } |
| |
| public LocalizerHeartbeatResponsePBImpl(LocalizerHeartbeatResponseProto proto) { |
| this.proto = proto; |
| viaProto = true; |
| } |
| |
| public LocalizerHeartbeatResponseProto getProto() { |
| mergeLocalToProto(); |
| proto = viaProto ? proto : builder.build(); |
| viaProto = true; |
| return proto; |
| } |
| |
| private void mergeLocalToBuilder() { |
| if (resources != null) { |
| addResourcesToProto(); |
| } |
| } |
| |
| private void mergeLocalToProto() { |
| if (viaProto) |
| maybeInitBuilder(); |
| mergeLocalToBuilder(); |
| proto = builder.build(); |
| viaProto = true; |
| } |
| |
| private void maybeInitBuilder() { |
| if (viaProto || builder == null) { |
| builder = LocalizerHeartbeatResponseProto.newBuilder(proto); |
| } |
| viaProto = false; |
| } |
| |
| public LocalizerAction getLocalizerAction() { |
| LocalizerHeartbeatResponseProtoOrBuilder p = viaProto ? proto : builder; |
| if (!p.hasAction()) { |
| return null; |
| } |
| return convertFromProtoFormat(p.getAction()); |
| } |
| |
| public List<LocalResource> getAllResources() { |
| initResources(); |
| return this.resources; |
| } |
| |
| public LocalResource getLocalResource(int i) { |
| initResources(); |
| return this.resources.get(i); |
| } |
| |
| public void setLocalizerAction(LocalizerAction action) { |
| maybeInitBuilder(); |
| if (action == null) { |
| builder.clearAction(); |
| return; |
| } |
| builder.setAction(convertToProtoFormat(action)); |
| } |
| |
| private void initResources() { |
| if (this.resources != null) { |
| return; |
| } |
| LocalizerHeartbeatResponseProtoOrBuilder p = viaProto ? proto : builder; |
| List<LocalResourceProto> list = p.getResourcesList(); |
| this.resources = new ArrayList<LocalResource>(); |
| |
| for (LocalResourceProto c : list) { |
| this.resources.add(convertFromProtoFormat(c)); |
| } |
| } |
| |
| private void addResourcesToProto() { |
| maybeInitBuilder(); |
| builder.clearResources(); |
| if (this.resources == null) |
| return; |
| Iterable<LocalResourceProto> iterable = |
| new Iterable<LocalResourceProto>() { |
| @Override |
| public Iterator<LocalResourceProto> iterator() { |
| return new Iterator<LocalResourceProto>() { |
| |
| Iterator<LocalResource> iter = resources.iterator(); |
| |
| @Override |
| public boolean hasNext() { |
| return iter.hasNext(); |
| } |
| |
| @Override |
| public LocalResourceProto next() { |
| return convertToProtoFormat(iter.next()); |
| } |
| |
| @Override |
| public void remove() { |
| throw new UnsupportedOperationException(); |
| |
| } |
| }; |
| |
| } |
| }; |
| builder.addAllResources(iterable); |
| } |
| |
| public void addAllResources(List<LocalResource> resources) { |
| if (resources == null) |
| return; |
| initResources(); |
| this.resources.addAll(resources); |
| } |
| |
| public void addResource(LocalResource resource) { |
| initResources(); |
| this.resources.add(resource); |
| } |
| |
| public void removeResource(int index) { |
| initResources(); |
| this.resources.remove(index); |
| } |
| |
| public void clearResources() { |
| initResources(); |
| this.resources.clear(); |
| } |
| |
| private LocalResource convertFromProtoFormat(LocalResourceProto p) { |
| return new LocalResourcePBImpl(p); |
| } |
| |
| private LocalResourceProto convertToProtoFormat(LocalResource s) { |
| return ((LocalResourcePBImpl)s).getProto(); |
| } |
| |
| private LocalizerActionProto convertToProtoFormat(LocalizerAction a) { |
| return LocalizerActionProto.valueOf(a.name()); |
| } |
| |
| private LocalizerAction convertFromProtoFormat(LocalizerActionProto a) { |
| return LocalizerAction.valueOf(a.name()); |
| } |
| |
| } |