hadoop ResourceUtilizationPBImpl 源码

  • 2022-10-20
  • 浏览 (98)

haddop ResourceUtilizationPBImpl 代码

文件路径:/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/java/org/apache/hadoop/yarn/api/records/impl/pb/ResourceUtilizationPBImpl.java

/**
 * 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;

import java.util.Map;

@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 float getCustomResource(String resourceName) {
    return getCustomResources().get(resourceName);
  }

  @Override
  public Map<String, Float> getCustomResources() {
    ResourceUtilizationProtoOrBuilder p = viaProto ? proto : builder;
    return ProtoUtils.
        convertStringFloatMapProtoListToMap(p.
            getCustomResourcesList());
  }

  @Override
  public void setCustomResources(Map<String, Float> customResources) {
    if (customResources != null) {
      maybeInitBuilder();
      builder.addAllCustomResources(ProtoUtils.
          convertMapToStringFloatMapProtoList(customResources));
    }
  }

  @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());
        if (diff == 0) {
          diff = this.getCustomResources().size() -
              other.getCustomResources().size();
          // todo how to compare custom resource in same size
        }
      }
    }
    return diff;
  }
}

相关信息

hadoop 源码目录

相关文章

hadoop ApplicationAttemptIdPBImpl 源码

hadoop ApplicationAttemptReportPBImpl 源码

hadoop ApplicationIdPBImpl 源码

hadoop ApplicationReportPBImpl 源码

hadoop ApplicationResourceUsageReportPBImpl 源码

hadoop ApplicationSubmissionContextPBImpl 源码

hadoop ApplicationTimeoutPBImpl 源码

hadoop CollectorInfoPBImpl 源码

hadoop ContainerIdPBImpl 源码

hadoop ContainerLaunchContextPBImpl 源码

0  赞