/**
* 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 org.apache.hadoop.yarn.api.protocolrecords.GetClusterMetricsResponse;
import org.apache.hadoop.yarn.api.records.ProtoBase;
import org.apache.hadoop.yarn.api.records.YarnClusterMetrics;
import org.apache.hadoop.yarn.api.records.impl.pb.YarnClusterMetricsPBImpl;
import org.apache.hadoop.yarn.proto.YarnProtos.YarnClusterMetricsProto;
import org.apache.hadoop.yarn.proto.YarnServiceProtos.GetClusterMetricsResponseProto;
import org.apache.hadoop.yarn.proto.YarnServiceProtos.GetClusterMetricsResponseProtoOrBuilder;
public class GetClusterMetricsResponsePBImpl extends ProtoBase<GetClusterMetricsResponseProto> implements GetClusterMetricsResponse {
GetClusterMetricsResponseProto proto = GetClusterMetricsResponseProto.getDefaultInstance();
GetClusterMetricsResponseProto.Builder builder = null;
boolean viaProto = false;
private YarnClusterMetrics yarnClusterMetrics = null;
public GetClusterMetricsResponsePBImpl() {
builder = GetClusterMetricsResponseProto.newBuilder();
}
public GetClusterMetricsResponsePBImpl(GetClusterMetricsResponseProto proto) {
this.proto = proto;
viaProto = true;
}
public GetClusterMetricsResponseProto getProto() {
mergeLocalToProto();
proto = viaProto ? proto : builder.build();
viaProto = true;
return proto;
}
private void mergeLocalToBuilder() {
if (this.yarnClusterMetrics != null) {
builder.setClusterMetrics(convertToProtoFormat(this.yarnClusterMetrics));
}
}
private void mergeLocalToProto() {
if (viaProto)
maybeInitBuilder();
mergeLocalToBuilder();
proto = builder.build();
viaProto = true;
}
private void maybeInitBuilder() {
if (viaProto || builder == null) {
builder = GetClusterMetricsResponseProto.newBuilder(proto);
}
viaProto = false;
}
@Override
public YarnClusterMetrics getClusterMetrics() {
GetClusterMetricsResponseProtoOrBuilder p = viaProto ? proto : builder;
if (this.yarnClusterMetrics != null) {
return this.yarnClusterMetrics;
}
if (!p.hasClusterMetrics()) {
return null;
}
this.yarnClusterMetrics = convertFromProtoFormat(p.getClusterMetrics());
return this.yarnClusterMetrics;
}
@Override
public void setClusterMetrics(YarnClusterMetrics clusterMetrics) {
maybeInitBuilder();
if (clusterMetrics == null)
builder.clearClusterMetrics();
this.yarnClusterMetrics = clusterMetrics;
}
private YarnClusterMetricsPBImpl convertFromProtoFormat(YarnClusterMetricsProto p) {
return new YarnClusterMetricsPBImpl(p);
}
private YarnClusterMetricsProto convertToProtoFormat(YarnClusterMetrics t) {
return ((YarnClusterMetricsPBImpl)t).getProto();
}
}