jstorm-core/src/main/java/com/alibaba/jstorm/utils/Pair.java

/**
 * 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.alibaba.jstorm.utils;

public class Pair<F, S> {
    private F first;
    private S second;

    public Pair(F first, S second) {
        this.first = first;
        this.second = second;
    }

    public F getFirst() {
        return first;
    }

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

    public S getSecond() {
        return second;
    }

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

    @Override
    public String toString() {
        StringBuilder sb = new StringBuilder();
        sb.append("first:" + first);
        sb.append(":");
        sb.append("sencond:" + second);
        return sb.toString();
    }
}