add All Interfaces from a class - Java Reflection

Java examples for Reflection:Interface

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Description

add All Interfaces from a class

Demo Code

/*/*from  ww  w  . j av a 2s .  c o m*/
 * Copyright 2002-2006,2009 The Apache Software Foundation.
 * 
 * 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.java2s;

import java.util.*;

public class Main {


    /**
     *
     * @param clazz
     * @param allInterfaces
     */
    public static void addAllInterfaces(Class clazz,
            List<Class> allInterfaces) {
        if (clazz == null) {
            return;
        }

        Class[] interfaces = clazz.getInterfaces();
        allInterfaces.addAll(Arrays.asList(interfaces));
        addAllInterfaces(clazz.getSuperclass(), allInterfaces);
    }
}

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