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/**
* Arara, the cool TeX automation tool
* Copyright (c) 2012 -- 2018, Paulo Roberto Massa Cereda
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* 3. Neither the name of the project's author nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY
* WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
package com.github.cereda.arara.model;
/**
* Implements a pair of objects.
* @author Paulo Roberto Massa Cereda
* @version 4.0
* @since 4.0
*/
public class Pair<T, V> {
// first element of the pair
private final T firstElement;
// second element of the pair
private final V secondElement;
/**
* Constructor.
* @param firstElement The first element.
* @param secondElement The second element.
*/
public Pair(T firstElement, V secondElement) {
this.firstElement = firstElement;
this.secondElement = secondElement;
}
/**
* Gets the first element.
* @return The first element.
*/
public T getFirstElement() {
return firstElement;
}
/**
* Gets the second element.
* @return The second element.
*/
public V getSecondElement() {
return secondElement;
}
/**
* A shorter version for getting the first element.
* @return The first element.
*/
public T first() {
return getFirstElement();
}
/**
* A shorter version for getting the second element.
* @return The second element.
*/
public V second() {
return getSecondElement();
}
}
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