| /** |
| * 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.impl.pb.ProtoBase; |
| import org.apache.hadoop.yarn.proto.YarnServerNodemanagerServiceProtos.LocalResourceStatusProto; |
| import org.apache.hadoop.yarn.proto.YarnServerNodemanagerServiceProtos.LocalizerStatusProto; |
| import org.apache.hadoop.yarn.proto.YarnServerNodemanagerServiceProtos.LocalizerStatusProtoOrBuilder; |
| import org.apache.hadoop.yarn.server.nodemanager.api.protocolrecords.LocalResourceStatus; |
| import org.apache.hadoop.yarn.server.nodemanager.api.protocolrecords.LocalizerStatus; |
| |
| public class LocalizerStatusPBImpl |
| extends ProtoBase<LocalizerStatusProto> implements LocalizerStatus { |
| |
| LocalizerStatusProto proto = |
| LocalizerStatusProto.getDefaultInstance(); |
| LocalizerStatusProto.Builder builder = null; |
| boolean viaProto = false; |
| |
| private List<LocalResourceStatus> resources = null; |
| |
| public LocalizerStatusPBImpl() { |
| builder = LocalizerStatusProto.newBuilder(); |
| } |
| |
| public LocalizerStatusPBImpl(LocalizerStatusProto proto) { |
| this.proto = proto; |
| viaProto = true; |
| } |
| |
| public LocalizerStatusProto getProto() { |
| mergeLocalToProto(); |
| proto = viaProto ? proto : builder.build(); |
| viaProto = true; |
| return proto; |
| } |
| |
| private void mergeLocalToBuilder() { |
| if (this.resources != null) { |
| addResourcesToProto(); |
| } |
| } |
| |
| private void mergeLocalToProto() { |
| if (viaProto) |
| maybeInitBuilder(); |
| mergeLocalToBuilder(); |
| proto = builder.build(); |
| viaProto = true; |
| } |
| |
| private void maybeInitBuilder() { |
| if (viaProto || builder == null) { |
| builder = LocalizerStatusProto.newBuilder(proto); |
| } |
| viaProto = false; |
| } |
| |
| @Override |
| public String getLocalizerId() { |
| LocalizerStatusProtoOrBuilder p = viaProto ? proto : builder; |
| if (!p.hasLocalizerId()) { |
| return null; |
| } |
| return (p.getLocalizerId()); |
| } |
| |
| @Override |
| public List<LocalResourceStatus> getResources() { |
| initResources(); |
| return this.resources; |
| } |
| |
| @Override |
| public void setLocalizerId(String localizerId) { |
| maybeInitBuilder(); |
| if (localizerId == null) { |
| builder.clearLocalizerId(); |
| return; |
| } |
| builder.setLocalizerId(localizerId); |
| } |
| |
| private void initResources() { |
| if (this.resources != null) { |
| return; |
| } |
| LocalizerStatusProtoOrBuilder p = viaProto ? proto : builder; |
| List<LocalResourceStatusProto> list = p.getResourcesList(); |
| this.resources = new ArrayList<LocalResourceStatus>(); |
| |
| for (LocalResourceStatusProto c : list) { |
| this.resources.add(convertFromProtoFormat(c)); |
| } |
| } |
| |
| private void addResourcesToProto() { |
| maybeInitBuilder(); |
| builder.clearResources(); |
| if (this.resources == null) |
| return; |
| Iterable<LocalResourceStatusProto> iterable = |
| new Iterable<LocalResourceStatusProto>() { |
| @Override |
| public Iterator<LocalResourceStatusProto> iterator() { |
| return new Iterator<LocalResourceStatusProto>() { |
| |
| Iterator<LocalResourceStatus> iter = resources.iterator(); |
| |
| @Override |
| public boolean hasNext() { |
| return iter.hasNext(); |
| } |
| |
| @Override |
| public LocalResourceStatusProto next() { |
| return convertToProtoFormat(iter.next()); |
| } |
| |
| @Override |
| public void remove() { |
| throw new UnsupportedOperationException(); |
| |
| } |
| }; |
| |
| } |
| }; |
| builder.addAllResources(iterable); |
| } |
| |
| @Override |
| public void addAllResources(List<LocalResourceStatus> resources) { |
| if (resources == null) |
| return; |
| initResources(); |
| this.resources.addAll(resources); |
| } |
| |
| @Override |
| public LocalResourceStatus getResourceStatus(int index) { |
| initResources(); |
| return this.resources.get(index); |
| } |
| |
| @Override |
| public void addResourceStatus(LocalResourceStatus resource) { |
| initResources(); |
| this.resources.add(resource); |
| } |
| |
| @Override |
| public void removeResource(int index) { |
| initResources(); |
| this.resources.remove(index); |
| } |
| |
| @Override |
| public void clearResources() { |
| initResources(); |
| this.resources.clear(); |
| } |
| |
| private LocalResourceStatus |
| convertFromProtoFormat(LocalResourceStatusProto p) { |
| return new LocalResourceStatusPBImpl(p); |
| } |
| |
| private LocalResourceStatusProto convertToProtoFormat(LocalResourceStatus s) { |
| return ((LocalResourceStatusPBImpl)s).getProto(); |
| } |
| |
| } |