com.alipay.sofa.jraft.util.Pair Maven / Gradle / Ivy

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/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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.alipay.sofa.jraft.util;

import java.io.Serializable;

/**
 * @author hzh ([email protected])
 */
public class Pair implements Serializable {
    private final K key;
    private final V value;

    public Pair(final K key, final V value) {
        this.key = key;
        this.value = value;
    }

    public static  Pair of(final K key, final V value) {
        return new Pair(key, value);
    }

    public K getFirst() {
        return key;
    }

    public V getSecond() {
        return value;
    }

    @Override
    public String toString() {
        return "Pair{" + "key=" + key + ", value=" + value + '}';
    }
}