| /** |
| * 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.nio.ByteBuffer; |
| import java.util.ArrayList; |
| import java.util.HashMap; |
| import java.util.Iterator; |
| import java.util.List; |
| import java.util.Map; |
| |
| import org.apache.hadoop.classification.InterfaceAudience.Private; |
| import org.apache.hadoop.classification.InterfaceStability.Unstable; |
| import org.apache.hadoop.yarn.api.protocolrecords.StartContainersResponse; |
| import org.apache.hadoop.yarn.api.records.ContainerId; |
| import org.apache.hadoop.yarn.api.records.SerializedException; |
| import org.apache.hadoop.yarn.api.records.impl.pb.ContainerIdPBImpl; |
| import org.apache.hadoop.yarn.api.records.impl.pb.ProtoUtils; |
| import org.apache.hadoop.yarn.api.records.impl.pb.SerializedExceptionPBImpl; |
| import org.apache.hadoop.yarn.proto.YarnProtos.ContainerIdProto; |
| import org.apache.hadoop.yarn.proto.YarnProtos.SerializedExceptionProto; |
| import org.apache.hadoop.yarn.proto.YarnProtos.StringBytesMapProto; |
| import org.apache.hadoop.yarn.proto.YarnServiceProtos.ContainerExceptionMapProto; |
| import org.apache.hadoop.yarn.proto.YarnServiceProtos.StartContainersResponseProto; |
| import org.apache.hadoop.yarn.proto.YarnServiceProtos.StartContainersResponseProtoOrBuilder; |
| |
| import com.google.protobuf.ByteString; |
| import com.google.protobuf.TextFormat; |
| |
| @Private |
| @Unstable |
| public class StartContainersResponsePBImpl extends StartContainersResponse { |
| StartContainersResponseProto proto = StartContainersResponseProto |
| .getDefaultInstance(); |
| StartContainersResponseProto.Builder builder = null; |
| boolean viaProto = false; |
| |
| private Map<String, ByteBuffer> servicesMetaData = null; |
| private List<ContainerId> succeededContainers = null; |
| private Map<ContainerId, SerializedException> failedContainers = null; |
| |
| public StartContainersResponsePBImpl() { |
| builder = StartContainersResponseProto.newBuilder(); |
| } |
| |
| public StartContainersResponsePBImpl(StartContainersResponseProto proto) { |
| this.proto = proto; |
| viaProto = true; |
| } |
| |
| public StartContainersResponseProto getProto() { |
| mergeLocalToProto(); |
| proto = viaProto ? proto : builder.build(); |
| viaProto = true; |
| return proto; |
| } |
| |
| @Override |
| public int hashCode() { |
| return getProto().hashCode(); |
| } |
| |
| @Override |
| public boolean equals(Object other) { |
| if (other == null) |
| return false; |
| if (other.getClass().isAssignableFrom(this.getClass())) { |
| return this.getProto().equals(this.getClass().cast(other).getProto()); |
| } |
| return false; |
| } |
| |
| @Override |
| public String toString() { |
| return TextFormat.shortDebugString(getProto()); |
| } |
| |
| private void mergeLocalToBuilder() { |
| if (this.servicesMetaData != null) { |
| addServicesMetaDataToProto(); |
| } |
| if (this.succeededContainers != null) { |
| addSucceededContainersToProto(); |
| } |
| if (this.failedContainers != null) { |
| addFailedContainersToProto(); |
| } |
| } |
| |
| protected final ByteBuffer convertFromProtoFormat(ByteString byteString) { |
| return ProtoUtils.convertFromProtoFormat(byteString); |
| } |
| |
| protected final ByteString convertToProtoFormat(ByteBuffer byteBuffer) { |
| return ProtoUtils.convertToProtoFormat(byteBuffer); |
| } |
| |
| private ContainerIdPBImpl convertFromProtoFormat(ContainerIdProto p) { |
| return new ContainerIdPBImpl(p); |
| } |
| |
| private ContainerIdProto convertToProtoFormat(ContainerId t) { |
| return ((ContainerIdPBImpl) t).getProto(); |
| } |
| |
| private SerializedExceptionPBImpl convertFromProtoFormat( |
| SerializedExceptionProto p) { |
| return new SerializedExceptionPBImpl(p); |
| } |
| |
| private SerializedExceptionProto convertToProtoFormat(SerializedException t) { |
| return ((SerializedExceptionPBImpl) t).getProto(); |
| } |
| |
| private void mergeLocalToProto() { |
| if (viaProto) { |
| maybeInitBuilder(); |
| } |
| mergeLocalToBuilder(); |
| proto = builder.build(); |
| viaProto = true; |
| } |
| |
| private void maybeInitBuilder() { |
| if (viaProto || builder == null) { |
| builder = StartContainersResponseProto.newBuilder(proto); |
| } |
| viaProto = false; |
| } |
| |
| @Override |
| public Map<String, ByteBuffer> getAllServicesMetaData() { |
| initServicesMetaData(); |
| return this.servicesMetaData; |
| } |
| |
| @Override |
| public void setAllServicesMetaData(Map<String, ByteBuffer> servicesMetaData) { |
| if (servicesMetaData == null) { |
| return; |
| } |
| initServicesMetaData(); |
| this.servicesMetaData.clear(); |
| this.servicesMetaData.putAll(servicesMetaData); |
| } |
| |
| private void initServicesMetaData() { |
| if (this.servicesMetaData != null) { |
| return; |
| } |
| StartContainersResponseProtoOrBuilder p = viaProto ? proto : builder; |
| List<StringBytesMapProto> list = p.getServicesMetaDataList(); |
| this.servicesMetaData = new HashMap<String, ByteBuffer>(); |
| |
| for (StringBytesMapProto c : list) { |
| this.servicesMetaData.put(c.getKey(), |
| convertFromProtoFormat(c.getValue())); |
| } |
| } |
| |
| private void addServicesMetaDataToProto() { |
| maybeInitBuilder(); |
| builder.clearServicesMetaData(); |
| if (servicesMetaData == null) |
| return; |
| Iterable<StringBytesMapProto> iterable = |
| new Iterable<StringBytesMapProto>() { |
| |
| @Override |
| public Iterator<StringBytesMapProto> iterator() { |
| return new Iterator<StringBytesMapProto>() { |
| |
| Iterator<String> keyIter = servicesMetaData.keySet().iterator(); |
| |
| @Override |
| public void remove() { |
| throw new UnsupportedOperationException(); |
| } |
| |
| @Override |
| public StringBytesMapProto next() { |
| String key = keyIter.next(); |
| return StringBytesMapProto.newBuilder().setKey(key) |
| .setValue(convertToProtoFormat(servicesMetaData.get(key))) |
| .build(); |
| } |
| |
| @Override |
| public boolean hasNext() { |
| return keyIter.hasNext(); |
| } |
| }; |
| } |
| }; |
| builder.addAllServicesMetaData(iterable); |
| } |
| |
| private void addFailedContainersToProto() { |
| maybeInitBuilder(); |
| builder.clearFailedRequests(); |
| if (this.failedContainers == null) |
| return; |
| List<ContainerExceptionMapProto> protoList = |
| new ArrayList<ContainerExceptionMapProto>(); |
| |
| for (Map.Entry<ContainerId, SerializedException> entry : this.failedContainers |
| .entrySet()) { |
| protoList.add(ContainerExceptionMapProto.newBuilder() |
| .setContainerId(convertToProtoFormat(entry.getKey())) |
| .setException(convertToProtoFormat(entry.getValue())).build()); |
| } |
| builder.addAllFailedRequests(protoList); |
| } |
| |
| private void addSucceededContainersToProto() { |
| maybeInitBuilder(); |
| builder.clearSucceededRequests(); |
| if (this.succeededContainers == null) { |
| return; |
| } |
| Iterable<ContainerIdProto> iterable = new Iterable<ContainerIdProto>() { |
| @Override |
| public Iterator<ContainerIdProto> iterator() { |
| return new Iterator<ContainerIdProto>() { |
| |
| Iterator<ContainerId> iter = succeededContainers.iterator(); |
| |
| @Override |
| public boolean hasNext() { |
| return iter.hasNext(); |
| } |
| |
| @Override |
| public ContainerIdProto next() { |
| return convertToProtoFormat(iter.next()); |
| } |
| |
| @Override |
| public void remove() { |
| throw new UnsupportedOperationException(); |
| |
| } |
| }; |
| } |
| }; |
| builder.addAllSucceededRequests(iterable); |
| } |
| |
| private void initSucceededContainers() { |
| if (this.succeededContainers != null) |
| return; |
| StartContainersResponseProtoOrBuilder p = viaProto ? proto : builder; |
| List<ContainerIdProto> list = p.getSucceededRequestsList(); |
| this.succeededContainers = new ArrayList<ContainerId>(); |
| for (ContainerIdProto c : list) { |
| this.succeededContainers.add(convertFromProtoFormat(c)); |
| } |
| } |
| |
| @Override |
| public List<ContainerId> getSuccessfullyStartedContainers() { |
| initSucceededContainers(); |
| return this.succeededContainers; |
| } |
| |
| @Override |
| public void setSuccessfullyStartedContainers( |
| List<ContainerId> succeededContainers) { |
| maybeInitBuilder(); |
| if (succeededContainers == null) { |
| builder.clearSucceededRequests(); |
| } |
| this.succeededContainers = succeededContainers; |
| } |
| |
| private void initFailedContainers() { |
| if (this.failedContainers != null) { |
| return; |
| } |
| StartContainersResponseProtoOrBuilder p = viaProto ? proto : builder; |
| List<ContainerExceptionMapProto> protoList = p.getFailedRequestsList(); |
| this.failedContainers = new HashMap<ContainerId, SerializedException>(); |
| for (ContainerExceptionMapProto ce : protoList) { |
| this.failedContainers.put(convertFromProtoFormat(ce.getContainerId()), |
| convertFromProtoFormat(ce.getException())); |
| } |
| } |
| |
| @Override |
| public Map<ContainerId, SerializedException> getFailedRequests() { |
| initFailedContainers(); |
| return this.failedContainers; |
| } |
| |
| @Override |
| public void setFailedRequests( |
| Map<ContainerId, SerializedException> failedContainers) { |
| maybeInitBuilder(); |
| if (failedContainers == null) |
| builder.clearFailedRequests(); |
| this.failedContainers = failedContainers; |
| } |
| } |