| /** |
| * 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.activities; |
| |
| import org.apache.hadoop.util.StringUtils; |
| import org.apache.hadoop.yarn.api.records.NodeId; |
| |
| import java.util.LinkedList; |
| import java.util.List; |
| |
| /* |
| * It represents tree node in "NodeAllocation" tree structure. |
| * Each node may represent queue, application or container in allocation activity. |
| * Node may have children node if successfully allocated to next level. |
| */ |
| public class ActivityNode { |
| private String activityNodeName; |
| private String parentName; |
| private Integer appPriority; |
| private Integer requestPriority; |
| private ActivityState state; |
| private String diagnostic; |
| private NodeId nodeId; |
| private Long allocationRequestId; |
| |
| private List<ActivityNode> childNode; |
| |
| public ActivityNode(String activityNodeName, String parentName, |
| Integer priority, ActivityState state, String diagnostic, |
| ActivityLevel level, NodeId nodeId, Long allocationRequestId) { |
| this.activityNodeName = activityNodeName; |
| this.parentName = parentName; |
| if (level != null) { |
| switch (level) { |
| case APP: |
| this.appPriority = priority; |
| break; |
| case REQUEST: |
| this.requestPriority = priority; |
| this.allocationRequestId = allocationRequestId; |
| break; |
| case NODE: |
| this.requestPriority = priority; |
| this.allocationRequestId = allocationRequestId; |
| this.nodeId = nodeId; |
| break; |
| default: |
| break; |
| } |
| } |
| this.state = state; |
| this.diagnostic = diagnostic; |
| this.childNode = new LinkedList<>(); |
| } |
| |
| public String getName() { |
| return this.activityNodeName; |
| } |
| |
| public String getParentName() { |
| return this.parentName; |
| } |
| |
| public void addChild(ActivityNode node) { |
| childNode.add(0, node); |
| } |
| |
| public List<ActivityNode> getChildren() { |
| return this.childNode; |
| } |
| |
| public ActivityState getState() { |
| return this.state; |
| } |
| |
| public String getDiagnostic() { |
| return this.diagnostic; |
| } |
| |
| public Integer getAppPriority() { |
| return appPriority; |
| } |
| |
| public Integer getRequestPriority() { |
| return requestPriority; |
| } |
| |
| public NodeId getNodeId() { |
| return nodeId; |
| } |
| |
| public Long getAllocationRequestId() { |
| return allocationRequestId; |
| } |
| |
| public boolean isAppType() { |
| if (appPriority != null) { |
| return true; |
| } else { |
| return false; |
| } |
| } |
| |
| public boolean isRequestType() { |
| return requestPriority != null && nodeId == null; |
| } |
| |
| public String getShortDiagnostic() { |
| if (this.diagnostic == null) { |
| return ""; |
| } else { |
| return StringUtils.split(this.diagnostic, |
| ActivitiesManager.DIAGNOSTICS_DETAILS_SEPARATOR)[0]; |
| } |
| } |
| |
| public String toString() { |
| StringBuilder sb = new StringBuilder(); |
| sb.append(this.activityNodeName + " ") |
| .append(this.appPriority + " ") |
| .append(this.state + " "); |
| if (this.nodeId != null) { |
| sb.append(this.nodeId + " "); |
| } |
| if (!this.diagnostic.equals("")) { |
| sb.append(this.diagnostic + "\n"); |
| } |
| sb.append("\n"); |
| for (ActivityNode child : childNode) { |
| sb.append(child.toString() + "\n"); |
| } |
| return sb.toString(); |
| } |
| |
| } |