| // 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. |
| |
| using System; |
| using System.Globalization; |
| |
| namespace Org.Apache.REEF.Wake.Time |
| { |
| /// <summary> |
| /// Time object |
| /// </summary> |
| public abstract class Time : IComparable<Time> |
| { |
| protected Time(long timeStamp) |
| { |
| if (timeStamp < 0) |
| { |
| throw new ArgumentException("Time must have timeStamp of at least 0."); |
| } |
| |
| TimeStamp = timeStamp; |
| } |
| |
| public long TimeStamp { get; private set; } |
| |
| public override string ToString() |
| { |
| return string.Format(CultureInfo.InvariantCulture, "{0}:[{1}]", GetType().Name, TimeStamp); |
| } |
| |
| public override int GetHashCode() |
| { |
| return TimeStamp.GetHashCode(); |
| } |
| |
| public override bool Equals(object obj) |
| { |
| if (this == obj) |
| { |
| return true; |
| } |
| |
| // Note: This allows for the very strange semantic where |
| // two different subclasses might return true for Equals. |
| var other = obj as Time; |
| if (other != null) |
| { |
| return CompareTo(other) == 0; |
| } |
| |
| return false; |
| } |
| |
| public int CompareTo(Time other) |
| { |
| return TimeStamp.CompareTo(other.TimeStamp); |
| } |
| } |
| } |