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/*
 * Copyright (c) 2002-2012 Alibaba Group Holding Limited.
 * All rights reserved.
 *
 * 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.alibaba.antx.util;

/**
 * 和一般对象有关的小工具.
 *
 * @author Michael Zhou
 */
public class ObjectUtil {
    /**
     * 比较两个对象是否相同。
     *
     * @param o1 对象1
     * @param o2 对象2
     * @return 如果相同，则返回true
     */
    public static boolean equals(Object o1, Object o2) {
        if (o1 == null) {
            return o2 == null;
        }

        return o1.equals(o2);
    }
}