dubbo MemberUtils 源码

2022-10-20
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dubbo MemberUtils 代码

文件路径：/dubbo-common/src/main/java/org/apache/dubbo/common/utils/MemberUtils.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 org.apache.dubbo.common.utils;

import java.lang.reflect.Constructor;
import java.lang.reflect.Field;
import java.lang.reflect.Member;
import java.lang.reflect.Method;
import java.lang.reflect.Modifier;

/**
 * Java Reflection {@link Member} Utilities class
 *
 * @since 2.7.6
 */
public interface MemberUtils {

    /**
     * check the specified {@link Member member} is static or not ?
     *
     * @param member {@link Member} instance, e.g, {@link Constructor}, {@link Method} or {@link Field}
     * @return Iff <code>member</code> is static one, return <code>true</code>, or <code>false</code>
     */
    static boolean isStatic(Member member) {
        return member != null && Modifier.isStatic(member.getModifiers());
    }

    /**
     * check the specified {@link Member member} is private or not ?
     *
     * @param member {@link Member} instance, e.g, {@link Constructor}, {@link Method} or {@link Field}
     * @return Iff <code>member</code> is private one, return <code>true</code>, or <code>false</code>
     */
    static boolean isPrivate(Member member) {
        return member != null && Modifier.isPrivate(member.getModifiers());
    }

    /**
     * check the specified {@link Member member} is public or not ?
     *
     * @param member {@link Member} instance, e.g, {@link Constructor}, {@link Method} or {@link Field}
     * @return Iff <code>member</code> is public one, return <code>true</code>, or <code>false</code>
     */
    static boolean isPublic(Member member) {
        return member != null && Modifier.isPublic(member.getModifiers());
    }

}

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所属分类： 后端技术
本文标签： Java
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