| /** |
| * 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.placement; |
| |
| import org.apache.hadoop.classification.InterfaceAudience.Private; |
| import static org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.CapacitySchedulerConfiguration.DOT; |
| |
| /** |
| * Queue Mapping class to hold the queue mapping information. |
| * |
| */ |
| @Private |
| public class QueueMapping { |
| |
| /** |
| * Builder class for QueueMapping. |
| * |
| */ |
| public static class QueueMappingBuilder { |
| |
| private MappingType type; |
| private String source; |
| private String queue; |
| private String parentQueue; |
| |
| public QueueMappingBuilder() { |
| } |
| |
| public static QueueMappingBuilder create() { |
| return new QueueMappingBuilder(); |
| } |
| |
| public QueueMappingBuilder type(MappingType mappingType) { |
| this.type = mappingType; |
| return this; |
| } |
| |
| public QueueMappingBuilder source(String mappingSource) { |
| this.source = mappingSource; |
| return this; |
| } |
| |
| public QueueMappingBuilder queue(String mappingQueue) { |
| this.queue = mappingQueue; |
| return this; |
| } |
| |
| public QueueMappingBuilder parentQueue(String mappingParentQueue) { |
| this.parentQueue = mappingParentQueue; |
| return this; |
| } |
| |
| public QueueMappingBuilder parsePathString(String queuePath) { |
| int parentQueueNameEndIndex = queuePath.lastIndexOf(DOT); |
| |
| if (parentQueueNameEndIndex > -1) { |
| final String parentQueue = |
| queuePath.substring(0, parentQueueNameEndIndex).trim(); |
| final String leafQueue = |
| queuePath.substring(parentQueueNameEndIndex + 1).trim(); |
| return this |
| .parentQueue(parentQueue) |
| .queue(leafQueue); |
| } |
| |
| return this.queue(queuePath); |
| } |
| |
| public QueueMapping build() { |
| return new QueueMapping(this); |
| } |
| } |
| |
| private QueueMapping(QueueMappingBuilder builder) { |
| this.type = builder.type; |
| this.source = builder.source; |
| this.queue = builder.queue; |
| this.parentQueue = builder.parentQueue; |
| this.fullPath = (parentQueue != null) ? (parentQueue + DOT + queue) : queue; |
| } |
| |
| /** |
| * Different types of mapping. |
| * |
| */ |
| public enum MappingType { |
| USER("u"), |
| GROUP("g"), |
| APPLICATION("a"); |
| |
| private final String type; |
| |
| MappingType(String type) { |
| this.type = type; |
| } |
| |
| public String toString() { |
| return type; |
| } |
| |
| }; |
| |
| private MappingType type; |
| private String source; |
| private String queue; |
| private String parentQueue; |
| private String fullPath; |
| |
| private final static String DELIMITER = ":"; |
| |
| public String getQueue() { |
| return queue; |
| } |
| |
| public String getParentQueue() { |
| return parentQueue; |
| } |
| |
| public boolean hasParentQueue() { |
| return parentQueue != null; |
| } |
| |
| public MappingType getType() { |
| return type; |
| } |
| |
| public String getSource() { |
| return source; |
| } |
| |
| public String getFullPath() { |
| return fullPath; |
| } |
| |
| @Override |
| public int hashCode() { |
| final int prime = 31; |
| int result = 1; |
| result = |
| prime * result + ((parentQueue == null) ? 0 : parentQueue.hashCode()); |
| result = prime * result + ((queue == null) ? 0 : queue.hashCode()); |
| result = prime * result + ((source == null) ? 0 : source.hashCode()); |
| result = prime * result + ((type == null) ? 0 : type.hashCode()); |
| return result; |
| } |
| |
| @Override |
| public boolean equals(Object obj) { |
| if (this == obj) { |
| return true; |
| } |
| if (obj == null) { |
| return false; |
| } |
| if (getClass() != obj.getClass()) { |
| return false; |
| } |
| QueueMapping other = (QueueMapping) obj; |
| if (parentQueue == null) { |
| if (other.parentQueue != null) { |
| return false; |
| } |
| } else if (!parentQueue.equals(other.parentQueue)) { |
| return false; |
| } |
| if (queue == null) { |
| if (other.queue != null) { |
| return false; |
| } |
| } else if (!queue.equals(other.queue)) { |
| return false; |
| } |
| if (source == null) { |
| if (other.source != null) { |
| return false; |
| } |
| } else if (!source.equals(other.source)) { |
| return false; |
| } |
| if (type != other.type) { |
| return false; |
| } |
| return true; |
| } |
| |
| @Override |
| public String toString() { |
| return type.toString() + DELIMITER + source + DELIMITER |
| + (parentQueue != null ? parentQueue + "." + queue : queue); |
| } |
| |
| public String toTypelessString() { |
| return source + DELIMITER |
| + (parentQueue != null ? parentQueue + "." + queue : queue); |
| } |
| |
| } |