| /* |
| * Copyright 2009-2013 by The Regents of the University of California |
| * Licensed 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 from |
| * |
| * 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 edu.uci.ics.hyracks.algebricks.common.utils; |
| |
| public class Triple<T1, T2, T3> { |
| public T1 first; |
| public T2 second; |
| public T3 third; |
| |
| public Triple(T1 first, T2 second, T3 third) { |
| this.first = first; |
| this.second = second; |
| this.third = third; |
| } |
| |
| @Override |
| public String toString() { |
| return first + "," + second + ", " + third; |
| } |
| |
| @Override |
| public int hashCode() { |
| return first.hashCode() * 31 + second.hashCode() * 15 + third.hashCode(); |
| } |
| |
| @Override |
| public boolean equals(Object o) { |
| if (!(o instanceof Triple<?, ?, ?>)) |
| return false; |
| Triple<?, ?, ?> triple = (Triple<?, ?, ?>) o; |
| return first.equals(triple.first) && second.equals(triple.second) && third.equals(triple.third); |
| } |
| |
| } |