/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 * 
 * Copyright 2008 jOpenDocument, by ILM Informatique. All rights reserved.
 * 
 * The contents of this file are subject to the terms of the GNU
 * General Public License Version 3 only ("GPL").  
 * You may not use this file except in compliance with the License. 
 * You can obtain a copy of the License at http://www.gnu.org/licenses/gpl-3.0.html
 * See the License for the specific language governing permissions and limitations under the License.
 * 
 * When distributing the software, include this License Header Notice in each file.
 * 
 */

package org.jopendocument.util;

import java.util.Arrays;
import java.util.List;

/**
 * A simple class to hold 3 values in a type-safe manner.
 * 
 * @author Sylvain
 * 
 * @param <A> type of first value.
 * @param <B> type of second value.
 * @param <C> type of third value.
 */
public class Tuple3<A, B, C> extends Tuple2<A, B> {

    public static final class List3<A> extends Tuple3<A, A, A> {
        public List3(A a1, A a2, A a3) {
            super(a1, a2, a3);
        }

        @SuppressWarnings("unchecked")
        public List<A> asList() {
            return Arrays.asList(get0(), get1(), get2());
        }
    }

    // just to make the code shorter
    public static final <A, B, C> Tuple3<A, B, C> create(A a, B b, C c) {
        return new Tuple3<A, B, C>(a, b, c);
    }

    private final C c;

    public Tuple3(A a, B b, C c) {
        super(a, b);
        this.c = c;
    }

    public final C get2() {
        return this.c;
    }

    @Override
    public List<? extends Object> asList() {
        return Arrays.asList(get0(), get1(), get2());
    }
}
