| /** |
| * 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.sls.scheduler; |
| |
| import java.util.concurrent.Delayed; |
| import java.util.concurrent.TimeUnit; |
| |
| import org.apache.hadoop.classification.InterfaceAudience.Private; |
| import org.apache.hadoop.classification.InterfaceStability.Unstable; |
| import org.apache.hadoop.yarn.api.records.ContainerId; |
| import org.apache.hadoop.yarn.api.records.ExecutionType; |
| import org.apache.hadoop.yarn.api.records.Resource; |
| |
| @Private |
| @Unstable |
| public class ContainerSimulator implements Delayed { |
| // id |
| private ContainerId id; |
| // resource allocated |
| private Resource resource; |
| // end time |
| private long endTime; |
| // life time (ms) |
| private long lifeTime; |
| // host name |
| private String hostname; |
| // priority |
| private int priority; |
| // type |
| private String type; |
| // execution type |
| private ExecutionType executionType = ExecutionType.GUARANTEED; |
| |
| /** |
| * invoked when AM schedules containers to allocate. |
| */ |
| public ContainerSimulator(Resource resource, long lifeTime, |
| String hostname, int priority, String type) { |
| this(resource, lifeTime, hostname, priority, type, |
| ExecutionType.GUARANTEED); |
| } |
| |
| /** |
| * invoked when AM schedules containers to allocate. |
| */ |
| public ContainerSimulator(Resource resource, long lifeTime, |
| String hostname, int priority, String type, ExecutionType executionType) { |
| this.resource = resource; |
| this.lifeTime = lifeTime; |
| this.hostname = hostname; |
| this.priority = priority; |
| this.type = type; |
| this.executionType = executionType; |
| } |
| |
| /** |
| * invoke when NM schedules containers to run. |
| */ |
| public ContainerSimulator(ContainerId id, Resource resource, long endTime, |
| long lifeTime) { |
| this.id = id; |
| this.resource = resource; |
| this.endTime = endTime; |
| this.lifeTime = lifeTime; |
| } |
| |
| public Resource getResource() { |
| return resource; |
| } |
| |
| public ContainerId getId() { |
| return id; |
| } |
| |
| @Override |
| public int compareTo(Delayed o) { |
| if (!(o instanceof ContainerSimulator)) { |
| throw new IllegalArgumentException( |
| "Parameter must be a ContainerSimulator instance"); |
| } |
| ContainerSimulator other = (ContainerSimulator) o; |
| return (int) Math.signum(endTime - other.endTime); |
| } |
| |
| @Override |
| public long getDelay(TimeUnit unit) { |
| return unit.convert(endTime - System.currentTimeMillis(), |
| TimeUnit.MILLISECONDS); |
| } |
| |
| public long getLifeTime() { |
| return lifeTime; |
| } |
| |
| public String getHostname() { |
| return hostname; |
| } |
| |
| public long getEndTime() { |
| return endTime; |
| } |
| |
| public int getPriority() { |
| return priority; |
| } |
| |
| public String getType() { |
| return type; |
| } |
| |
| public void setPriority(int p) { |
| priority = p; |
| } |
| |
| public ExecutionType getExecutionType() { |
| return executionType; |
| } |
| } |