| /** |
| * 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.records.impl.pb; |
| |
| import org.apache.hadoop.classification.InterfaceAudience.Private; |
| import org.apache.hadoop.classification.InterfaceStability.Unstable; |
| import org.apache.hadoop.yarn.proto.YarnProtos.ResourceUtilizationProto; |
| import org.apache.hadoop.yarn.proto.YarnProtos.ResourceUtilizationProtoOrBuilder; |
| import org.apache.hadoop.yarn.api.records.ResourceUtilization; |
| |
| @Private |
| @Unstable |
| public class ResourceUtilizationPBImpl extends ResourceUtilization { |
| private ResourceUtilizationProto proto = ResourceUtilizationProto |
| .getDefaultInstance(); |
| private ResourceUtilizationProto.Builder builder = null; |
| private boolean viaProto = false; |
| |
| public ResourceUtilizationPBImpl() { |
| builder = ResourceUtilizationProto.newBuilder(); |
| } |
| |
| public ResourceUtilizationPBImpl(ResourceUtilizationProto proto) { |
| this.proto = proto; |
| viaProto = true; |
| } |
| |
| public ResourceUtilizationProto getProto() { |
| proto = viaProto ? proto : builder.build(); |
| viaProto = true; |
| return proto; |
| } |
| |
| private void maybeInitBuilder() { |
| if (viaProto || builder == null) { |
| builder = ResourceUtilizationProto.newBuilder(proto); |
| } |
| viaProto = false; |
| } |
| |
| @Override |
| public int getPhysicalMemory() { |
| ResourceUtilizationProtoOrBuilder p = viaProto ? proto : builder; |
| return (p.getPmem()); |
| } |
| |
| @Override |
| public void setPhysicalMemory(int pmem) { |
| maybeInitBuilder(); |
| builder.setPmem(pmem); |
| } |
| |
| @Override |
| public int getVirtualMemory() { |
| ResourceUtilizationProtoOrBuilder p = viaProto ? proto : builder; |
| return (p.getVmem()); |
| } |
| |
| @Override |
| public void setVirtualMemory(int vmem) { |
| maybeInitBuilder(); |
| builder.setVmem(vmem); |
| } |
| |
| @Override |
| public float getCPU() { |
| ResourceUtilizationProtoOrBuilder p = viaProto ? proto : builder; |
| return p.getCpu(); |
| } |
| |
| @Override |
| public void setCPU(float cpu) { |
| maybeInitBuilder(); |
| builder.setCpu(cpu); |
| } |
| |
| @Override |
| public int compareTo(ResourceUtilization other) { |
| int diff = this.getPhysicalMemory() - other.getPhysicalMemory(); |
| if (diff == 0) { |
| diff = this.getVirtualMemory() - other.getVirtualMemory(); |
| if (diff == 0) { |
| diff = Float.compare(this.getCPU(), other.getCPU()); |
| } |
| } |
| return diff; |
| } |
| } |