/**
* 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.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import org.apache.hadoop.yarn.api.protocolrecords.RegisterApplicationMasterResponse;
import org.apache.hadoop.yarn.api.records.ApplicationAccessType;
import org.apache.hadoop.yarn.api.records.ProtoBase;
import org.apache.hadoop.yarn.api.records.Resource;
import org.apache.hadoop.yarn.api.records.impl.pb.ResourcePBImpl;
import org.apache.hadoop.yarn.proto.YarnProtos.ApplicationACLMapProto;
import org.apache.hadoop.yarn.proto.YarnProtos.ResourceProto;
import org.apache.hadoop.yarn.proto.YarnServiceProtos.RegisterApplicationMasterResponseProto;
import org.apache.hadoop.yarn.proto.YarnServiceProtos.RegisterApplicationMasterResponseProtoOrBuilder;
import org.apache.hadoop.yarn.util.ProtoUtils;
public class RegisterApplicationMasterResponsePBImpl
extends ProtoBase<RegisterApplicationMasterResponseProto>
implements RegisterApplicationMasterResponse {
RegisterApplicationMasterResponseProto proto =
RegisterApplicationMasterResponseProto.getDefaultInstance();
RegisterApplicationMasterResponseProto.Builder builder = null;
boolean viaProto = false;
private Resource minimumResourceCapability;
private Resource maximumResourceCapability;
private Map<ApplicationAccessType, String> applicationACLS = null;
public RegisterApplicationMasterResponsePBImpl() {
builder = RegisterApplicationMasterResponseProto.newBuilder();
}
public RegisterApplicationMasterResponsePBImpl(RegisterApplicationMasterResponseProto proto) {
this.proto = proto;
viaProto = true;
}
public RegisterApplicationMasterResponseProto getProto() {
mergeLocalToProto();
proto = viaProto ? proto : builder.build();
viaProto = true;
return proto;
}
private void mergeLocalToProto() {
if (viaProto)
maybeInitBuilder();
mergeLocalToBuilder();
proto = builder.build();
viaProto = true;
}
private void mergeLocalToBuilder() {
if (this.minimumResourceCapability != null) {
builder.setMinimumCapability(
convertToProtoFormat(this.minimumResourceCapability));
}
if (this.maximumResourceCapability != null) {
builder.setMaximumCapability(
convertToProtoFormat(this.maximumResourceCapability));
}
if (this.applicationACLS != null) {
addApplicationACLs();
}
}
private void maybeInitBuilder() {
if (viaProto || builder == null) {
builder = RegisterApplicationMasterResponseProto.newBuilder(proto);
}
viaProto = false;
}
@Override
public Resource getMaximumResourceCapability() {
if (this.maximumResourceCapability != null) {
return this.maximumResourceCapability;
}
RegisterApplicationMasterResponseProtoOrBuilder p = viaProto ? proto : builder;
if (!p.hasMaximumCapability()) {
return null;
}
this.maximumResourceCapability = convertFromProtoFormat(p.getMaximumCapability());
return this.maximumResourceCapability;
}
@Override
public Resource getMinimumResourceCapability() {
if (this.minimumResourceCapability != null) {
return this.minimumResourceCapability;
}
RegisterApplicationMasterResponseProtoOrBuilder p = viaProto ? proto : builder;
if (!p.hasMinimumCapability()) {
return null;
}
this.minimumResourceCapability = convertFromProtoFormat(p.getMinimumCapability());
return this.minimumResourceCapability;
}
@Override
public void setMaximumResourceCapability(Resource capability) {
maybeInitBuilder();
if(maximumResourceCapability == null) {
builder.clearMaximumCapability();
}
this.maximumResourceCapability = capability;
}
@Override
public void setMinimumResourceCapability(Resource capability) {
maybeInitBuilder();
if(minimumResourceCapability == null) {
builder.clearMinimumCapability();
}
this.minimumResourceCapability = capability;
}
@Override
public Map<ApplicationAccessType, String> getApplicationACLs() {
initApplicationACLs();
return this.applicationACLS;
}
private void initApplicationACLs() {
if (this.applicationACLS != null) {
return;
}
RegisterApplicationMasterResponseProtoOrBuilder p = viaProto ? proto
: builder;
List<ApplicationACLMapProto> list = p.getApplicationACLsList();
this.applicationACLS = new HashMap<ApplicationAccessType, String>(list
.size());
for (ApplicationACLMapProto aclProto : list) {
this.applicationACLS.put(ProtoUtils.convertFromProtoFormat(aclProto
.getAccessType()), aclProto.getAcl());
}
}
private void addApplicationACLs() {
maybeInitBuilder();
builder.clearApplicationACLs();
if (applicationACLS == null) {
return;
}
Iterable<? extends ApplicationACLMapProto> values
= new Iterable<ApplicationACLMapProto>() {
@Override
public Iterator<ApplicationACLMapProto> iterator() {
return new Iterator<ApplicationACLMapProto>() {
Iterator<ApplicationAccessType> aclsIterator = applicationACLS
.keySet().iterator();
@Override
public boolean hasNext() {
return aclsIterator.hasNext();
}
@Override
public ApplicationACLMapProto next() {
ApplicationAccessType key = aclsIterator.next();
return ApplicationACLMapProto.newBuilder().setAcl(
applicationACLS.get(key)).setAccessType(
ProtoUtils.convertToProtoFormat(key)).build();
}
@Override
public void remove() {
throw new UnsupportedOperationException();
}
};
}
};
this.builder.addAllApplicationACLs(values);
}
@Override
public void setApplicationACLs(
final Map<ApplicationAccessType, String> appACLs) {
if (appACLs == null)
return;
initApplicationACLs();
this.applicationACLS.clear();
this.applicationACLS.putAll(appACLs);
}
private Resource convertFromProtoFormat(ResourceProto resource) {
return new ResourcePBImpl(resource);
}
private ResourceProto convertToProtoFormat(Resource resource) {
return ((ResourcePBImpl)resource).getProto();
}
}