| /** |
| * 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.resourcemanager.scheduler.common; |
| |
| import org.apache.hadoop.yarn.server.resourcemanager.rmcontainer.RMContainer; |
| import org.apache.hadoop.yarn.server.resourcemanager.rmcontainer.RMContainerState; |
| import org.apache.hadoop.yarn.server.resourcemanager.scheduler.SchedulerApplicationAttempt; |
| import org.apache.hadoop.yarn.server.resourcemanager.scheduler.SchedulerNode; |
| import org.apache.hadoop.yarn.server.scheduler.SchedulerRequestKey; |
| |
| /** |
| * Contexts for a container inside scheduler |
| */ |
| public class SchedulerContainer<A extends SchedulerApplicationAttempt, |
| N extends SchedulerNode> { |
| private RMContainer rmContainer; |
| private String nodePartition; |
| private A schedulerApplicationAttempt; |
| private N schedulerNode; |
| private boolean allocated; // Allocated (True) or reserved (False) |
| |
| public SchedulerContainer(A app, N node, RMContainer rmContainer, |
| String nodePartition, boolean allocated) { |
| this.schedulerApplicationAttempt = app; |
| this.schedulerNode = node; |
| this.rmContainer = rmContainer; |
| this.nodePartition = nodePartition; |
| this.allocated = allocated; |
| } |
| |
| public String getNodePartition() { |
| return nodePartition; |
| } |
| |
| public RMContainer getRmContainer() { |
| return rmContainer; |
| } |
| |
| public A getSchedulerApplicationAttempt() { |
| return schedulerApplicationAttempt; |
| } |
| |
| public N getSchedulerNode() { |
| return schedulerNode; |
| } |
| |
| public boolean isAllocated() { |
| return allocated; |
| } |
| |
| public SchedulerRequestKey getSchedulerRequestKey() { |
| if (rmContainer.getState() == RMContainerState.RESERVED) { |
| return rmContainer.getReservedSchedulerKey(); |
| } |
| return rmContainer.getAllocatedSchedulerKey(); |
| } |
| |
| @Override |
| public String toString() { |
| return "(Application=" + schedulerApplicationAttempt |
| .getApplicationAttemptId() + "; Node=" + schedulerNode.getNodeID() |
| + "; Resource=" + rmContainer.getAllocatedOrReservedResource() + ")"; |
| } |
| } |