jolie.util.Pair Maven / Gradle / Ivy
/***************************************************************************
* Copyright (C) 2006-2015 by Fabrizio Montesi *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU Library General Public License as *
* published by the Free Software Foundation; either version 2 of the *
* License, or (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU Library General Public *
* License along with this program; if not, write to the *
* Free Software Foundation, Inc., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
* *
* For details about the authors of this software, see the AUTHORS file. *
***************************************************************************/
package jolie.util;
import java.io.Serializable;
/**
* A convenience class for expressing a pair of objects.
*
* @author Fabrizio Montesi
* @param The type of the first element in the pair
* @param The type of the second element in the pair
*/
public final class Pair< K, V > implements Serializable {
public final static long serialVersionUID = jolie.lang.Constants.serialVersionUID();
private final K key;
private final V value;
public Pair( K key, V value ) {
this.key = key;
this.value = value;
}
public final K key() {
return key;
}
public final V value() {
return value;
}
public static < K, V > Pair< K, V > of( K key, V value ) {
return new Pair<>( key, value );
}
}