| /** |
| * 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.api.protocolrecords.impl.pb; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import org.apache.hadoop.yarn.api.records.NodeAttribute; |
| import org.apache.hadoop.yarn.api.records.impl.pb.NodeAttributePBImpl; |
| import org.apache.hadoop.yarn.proto.YarnProtos.NodeAttributeProto; |
| import org.apache.hadoop.yarn.proto.YarnProtos.NodeToAttributesProto; |
| import org.apache.hadoop.yarn.proto.YarnProtos.NodeToAttributesProtoOrBuilder; |
| import org.apache.hadoop.yarn.server.api.protocolrecords.NodeToAttributes; |
| |
| /** |
| * Proto class for Node to attributes mapping. |
| */ |
| public class NodeToAttributesPBImpl extends NodeToAttributes { |
| private NodeToAttributesProto proto = |
| NodeToAttributesProto.getDefaultInstance(); |
| private NodeToAttributesProto.Builder builder = null; |
| private boolean viaProto = false; |
| |
| private List<NodeAttribute> nodeAttributes = null; |
| |
| public NodeToAttributesPBImpl() { |
| builder = NodeToAttributesProto.newBuilder(); |
| } |
| |
| public NodeToAttributesPBImpl(NodeToAttributesProto proto) { |
| this.proto = proto; |
| viaProto = true; |
| } |
| |
| private void mergeLocalToProto() { |
| if (viaProto) { |
| maybeInitBuilder(); |
| } |
| if (this.nodeAttributes != null) { |
| for (NodeAttribute nodeAttribute : nodeAttributes) { |
| builder.addNodeAttributes( |
| ((NodeAttributePBImpl) nodeAttribute).getProto()); |
| } |
| } |
| proto = builder.build(); |
| viaProto = true; |
| } |
| |
| public NodeToAttributesProto getProto() { |
| mergeLocalToProto(); |
| proto = viaProto ? proto : builder.build(); |
| viaProto = true; |
| return proto; |
| } |
| |
| private void maybeInitBuilder() { |
| if (viaProto || builder == null) { |
| builder = NodeToAttributesProto.newBuilder(proto); |
| } |
| viaProto = false; |
| } |
| |
| @Override |
| public String getNode() { |
| NodeToAttributesProtoOrBuilder p = viaProto ? proto : builder; |
| if (!p.hasNode()) { |
| return null; |
| } |
| return p.getNode(); |
| } |
| |
| @Override |
| public void setNode(String node) { |
| maybeInitBuilder(); |
| builder.setNode(node); |
| } |
| |
| private void initNodeAttributes() { |
| if (this.nodeAttributes != null) { |
| return; |
| } |
| |
| NodeToAttributesProtoOrBuilder p = viaProto ? proto : builder; |
| List<NodeAttributeProto> nodeAttributesProtoList = |
| p.getNodeAttributesList(); |
| List<NodeAttribute> attributes = new ArrayList<>(); |
| if (nodeAttributesProtoList == null |
| || nodeAttributesProtoList.size() == 0) { |
| this.nodeAttributes = attributes; |
| return; |
| } |
| for (NodeAttributeProto nodeAttributeProto : nodeAttributesProtoList) { |
| attributes.add(new NodeAttributePBImpl(nodeAttributeProto)); |
| } |
| this.nodeAttributes = attributes; |
| } |
| |
| @Override |
| public List<NodeAttribute> getNodeAttributes() { |
| initNodeAttributes(); |
| return this.nodeAttributes; |
| } |
| |
| @Override |
| public void setNodeAttributes(List<NodeAttribute> attributes) { |
| if (nodeAttributes == null) { |
| nodeAttributes = new ArrayList<>(); |
| } |
| nodeAttributes.clear(); |
| nodeAttributes.addAll(attributes); |
| } |
| |
| @Override |
| public int hashCode() { |
| return getProto().hashCode(); |
| } |
| |
| @Override |
| public boolean equals(Object obj) { |
| if (this == obj) { |
| return true; |
| } |
| if (obj == null) { |
| return false; |
| } |
| if (obj instanceof NodeToAttributes) { |
| NodeToAttributes other = (NodeToAttributes) obj; |
| if (getNodeAttributes() == null) { |
| if (other.getNodeAttributes() != null) { |
| return false; |
| } |
| } else if (!getNodeAttributes().containsAll(other.getNodeAttributes())) { |
| return false; |
| } |
| |
| if (getNode() == null) { |
| if (other.getNode() != null) { |
| return false; |
| } |
| } else if (!getNode().equals(other.getNode())) { |
| return false; |
| } |
| |
| return true; |
| } |
| return false; |
| } |
| } |