| /** |
| * 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.reservation; |
| |
| /** |
| * This represents the time duration of the reservation |
| * |
| */ |
| public class ReservationInterval implements Comparable<ReservationInterval> { |
| |
| private final long startTime; |
| |
| private final long endTime; |
| |
| public ReservationInterval(long startTime, long endTime) { |
| this.startTime = startTime; |
| this.endTime = endTime; |
| } |
| |
| /** |
| * Get the start time of the reservation interval |
| * |
| * @return the startTime |
| */ |
| public long getStartTime() { |
| return startTime; |
| } |
| |
| /** |
| * Get the end time of the reservation interval |
| * |
| * @return the endTime |
| */ |
| public long getEndTime() { |
| return endTime; |
| } |
| |
| /** |
| * Returns whether the interval is active at the specified instant of time |
| * |
| * @param tick the instance of the time to check |
| * @return true if active, false otherwise |
| */ |
| public boolean isOverlap(long tick) { |
| return (startTime <= tick && tick <= endTime); |
| } |
| |
| @Override |
| public int compareTo(ReservationInterval anotherInterval) { |
| long diff = 0; |
| if (startTime == anotherInterval.getStartTime()) { |
| diff = endTime - anotherInterval.getEndTime(); |
| } else { |
| diff = startTime - anotherInterval.getStartTime(); |
| } |
| if (diff < 0) { |
| return -1; |
| } else if (diff > 0) { |
| return 1; |
| } else { |
| return 0; |
| } |
| } |
| |
| @Override |
| public int hashCode() { |
| final int prime = 31; |
| int result = 1; |
| result = prime * result + (int) (endTime ^ (endTime >>> 32)); |
| result = prime * result + (int) (startTime ^ (startTime >>> 32)); |
| return result; |
| } |
| |
| @Override |
| public boolean equals(Object obj) { |
| if (this == obj) { |
| return true; |
| } |
| if (obj == null) { |
| return false; |
| } |
| if (!(obj instanceof ReservationInterval)) { |
| return false; |
| } |
| ReservationInterval other = (ReservationInterval) obj; |
| if (endTime != other.endTime) { |
| return false; |
| } |
| if (startTime != other.startTime) { |
| return false; |
| } |
| return true; |
| } |
| |
| public String toString() { |
| return "[" + startTime + ", " + endTime + "]"; |
| } |
| |
| } |