/**
* 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 java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import org.apache.hadoop.yarn.api.protocolrecords.AllocateRequest;
import org.apache.hadoop.yarn.api.records.ApplicationAttemptId;
import org.apache.hadoop.yarn.api.records.Container;
import org.apache.hadoop.yarn.api.records.ContainerId;
import org.apache.hadoop.yarn.api.records.ProtoBase;
import org.apache.hadoop.yarn.api.records.ResourceRequest;
import org.apache.hadoop.yarn.api.records.impl.pb.ApplicationAttemptIdPBImpl;
import org.apache.hadoop.yarn.api.records.impl.pb.ContainerIdPBImpl;
import org.apache.hadoop.yarn.api.records.impl.pb.ResourceRequestPBImpl;
import org.apache.hadoop.yarn.proto.YarnProtos.ApplicationAttemptIdProto;
import org.apache.hadoop.yarn.proto.YarnProtos.ContainerIdProto;
import org.apache.hadoop.yarn.proto.YarnProtos.ResourceRequestProto;
import org.apache.hadoop.yarn.proto.YarnServiceProtos.AllocateRequestProto;
import org.apache.hadoop.yarn.proto.YarnServiceProtos.AllocateRequestProtoOrBuilder;
public class AllocateRequestPBImpl extends ProtoBase<AllocateRequestProto> implements AllocateRequest {
AllocateRequestProto proto = AllocateRequestProto.getDefaultInstance();
AllocateRequestProto.Builder builder = null;
boolean viaProto = false;
private ApplicationAttemptId applicationAttemptID = null;
private List<ResourceRequest> ask = null;
private List<ContainerId> release = null;
public AllocateRequestPBImpl() {
builder = AllocateRequestProto.newBuilder();
}
public AllocateRequestPBImpl(AllocateRequestProto proto) {
this.proto = proto;
viaProto = true;
}
public AllocateRequestProto getProto() {
mergeLocalToProto();
proto = viaProto ? proto : builder.build();
viaProto = true;
return proto;
}
private void mergeLocalToBuilder() {
if (this.applicationAttemptID != null) {
builder.setApplicationAttemptId(convertToProtoFormat(this.applicationAttemptID));
}
if (this.ask != null) {
addAsksToProto();
}
if (this.release != null) {
addReleasesToProto();
}
}
private void mergeLocalToProto() {
if (viaProto)
maybeInitBuilder();
mergeLocalToBuilder();
proto = builder.build();
viaProto = true;
}
private void maybeInitBuilder() {
if (viaProto || builder == null) {
builder = AllocateRequestProto.newBuilder(proto);
}
viaProto = false;
}
@Override
public ApplicationAttemptId getApplicationAttemptId() {
AllocateRequestProtoOrBuilder p = viaProto ? proto : builder;
if (this.applicationAttemptID != null) {
return this.applicationAttemptID;
}
if (!p.hasApplicationAttemptId()) {
return null;
}
this.applicationAttemptID = convertFromProtoFormat(p.getApplicationAttemptId());
return this.applicationAttemptID;
}
@Override
public void setApplicationAttemptId(ApplicationAttemptId appAttemptId) {
maybeInitBuilder();
if (appAttemptId == null)
builder.clearApplicationAttemptId();
this.applicationAttemptID = appAttemptId;
}
@Override
public int getResponseId() {
AllocateRequestProtoOrBuilder p = viaProto ? proto : builder;
return p.getResponseId();
}
@Override
public void setResponseId(int id) {
maybeInitBuilder();
builder.setResponseId(id);
}
@Override
public float getProgress() {
AllocateRequestProtoOrBuilder p = viaProto ? proto : builder;
return p.getProgress();
}
@Override
public void setProgress(float progress) {
maybeInitBuilder();
builder.setProgress(progress);
}
@Override
public List<ResourceRequest> getAskList() {
initAsks();
return this.ask;
}
@Override
public ResourceRequest getAsk(int index) {
initAsks();
return this.ask.get(index);
}
@Override
public int getAskCount() {
initAsks();
return this.ask.size();
}
private void initAsks() {
if (this.ask != null) {
return;
}
AllocateRequestProtoOrBuilder p = viaProto ? proto : builder;
List<ResourceRequestProto> list = p.getAskList();
this.ask = new ArrayList<ResourceRequest>();
for (ResourceRequestProto c : list) {
this.ask.add(convertFromProtoFormat(c));
}
}
@Override
public void addAllAsks(final List<ResourceRequest> ask) {
if (ask == null)
return;
initAsks();
this.ask.addAll(ask);
}
private void addAsksToProto() {
maybeInitBuilder();
builder.clearAsk();
if (ask == null)
return;
Iterable<ResourceRequestProto> iterable = new Iterable<ResourceRequestProto>() {
@Override
public Iterator<ResourceRequestProto> iterator() {
return new Iterator<ResourceRequestProto>() {
Iterator<ResourceRequest> iter = ask.iterator();
@Override
public boolean hasNext() {
return iter.hasNext();
}
@Override
public ResourceRequestProto next() {
return convertToProtoFormat(iter.next());
}
@Override
public void remove() {
throw new UnsupportedOperationException();
}
};
}
};
builder.addAllAsk(iterable);
}
@Override
public void addAsk(ResourceRequest ask) {
initAsks();
this.ask.add(ask);
}
@Override
public void removeAsk(int index) {
initAsks();
this.ask.remove(index);
}
@Override
public void clearAsks() {
initAsks();
this.ask.clear();
}
@Override
public List<ContainerId> getReleaseList() {
initReleases();
return this.release;
}
@Override
public ContainerId getRelease(int index) {
initReleases();
return this.release.get(index);
}
@Override
public int getReleaseCount() {
initReleases();
return this.release.size();
}
private void initReleases() {
if (this.release != null) {
return;
}
AllocateRequestProtoOrBuilder p = viaProto ? proto : builder;
List<ContainerIdProto> list = p.getReleaseList();
this.release = new ArrayList<ContainerId>();
for (ContainerIdProto c : list) {
this.release.add(convertFromProtoFormat(c));
}
}
@Override
public void addAllReleases(final List<ContainerId> release) {
if (release == null)
return;
initReleases();
this.release.addAll(release);
}
private void addReleasesToProto() {
maybeInitBuilder();
builder.clearRelease();
if (release == null)
return;
Iterable<ContainerIdProto> iterable = new Iterable<ContainerIdProto>() {
@Override
public Iterator<ContainerIdProto> iterator() {
return new Iterator<ContainerIdProto>() {
Iterator<ContainerId> iter = release.iterator();
@Override
public boolean hasNext() {
return iter.hasNext();
}
@Override
public ContainerIdProto next() {
return convertToProtoFormat(iter.next());
}
@Override
public void remove() {
throw new UnsupportedOperationException();
}
};
}
};
builder.addAllRelease(iterable);
}
@Override
public void addRelease(ContainerId release) {
initReleases();
this.release.add(release);
}
@Override
public void removeRelease(int index) {
initReleases();
this.release.remove(index);
}
@Override
public void clearReleases() {
initReleases();
this.release.clear();
}
private ApplicationAttemptIdPBImpl convertFromProtoFormat(ApplicationAttemptIdProto p) {
return new ApplicationAttemptIdPBImpl(p);
}
private ApplicationAttemptIdProto convertToProtoFormat(ApplicationAttemptId t) {
return ((ApplicationAttemptIdPBImpl)t).getProto();
}
private ResourceRequestPBImpl convertFromProtoFormat(ResourceRequestProto p) {
return new ResourceRequestPBImpl(p);
}
private ResourceRequestProto convertToProtoFormat(ResourceRequest t) {
return ((ResourceRequestPBImpl)t).getProto();
}
private ContainerIdPBImpl convertFromProtoFormat(ContainerIdProto p) {
return new ContainerIdPBImpl(p);
}
private ContainerIdProto convertToProtoFormat(ContainerId t) {
return ((ContainerIdPBImpl)t).getProto();
}
}