/**
 * Copyright (c) 2016-2019 人人开源 All rights reserved.
 * <p>
 * https://www.renren.io
 * <p>
 * 版权所有，侵权必究！
 */

package io.renren.common.utils;

import java.util.HashMap;


/**
 * Map工具类
 *
 * @author Mark 735032128@qq.com
 */
public class MapUtils extends HashMap<String, Object> {

    @Override
    public MapUtils put(String key, Object value) {
        super.put(key, value);
        return this;
    }
}