Pair.java

/*
 * Copyright 2012 Netflix, Inc.
 *
 *    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 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.
 */

package com.netflix.discovery.shared;

/**
 * An utility class for stores any information that needs to exist as a pair.
 *
 * @author Karthik Ranganathan
 *
 * @param <E1> Generics indicating the type information for the first one in the pair.
 * @param <E2> Generics indicating the type information for the second one in the pair.
 */
public class Pair<E1, E2> {
    public E1 first() {
        return first;
    }

    public void setFirst(E1 first) {
        this.first = first;
    }

    public E2 second() {
        return second;
    }

    public void setSecond(E2 second) {
        this.second = second;
    }

    private E1 first;
    private E2 second;

    public Pair(E1 first, E2 second) {
        this.first = first;
        this.second = second;
    }
}