get Accessible Method From Superclass - Java Reflection

Java examples for Reflection:Method

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Description

get Accessible Method From Superclass

Demo Code

/*//www  . j  av  a2s . c  o m
 **        DroidPlugin Project
 **
 ** Copyright(c) 2015 Andy Zhang <zhangyong232@gmail.com>
 **
 ** This file is part of DroidPlugin.
 **
 ** DroidPlugin is free software: you can redistribute it and/or
 ** modify it under the terms of the GNU Lesser General Public
 ** License as published by the Free Software Foundation, either
 ** version 3 of the License, or (at your option) any later version.
 **
 ** DroidPlugin is distributed in the hope that it will be useful,
 ** but WITHOUT ANY WARRANTY; without even the implied warranty of
 ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 ** Lesser General Public License for more details.
 **
 ** You should have received a copy of the GNU Lesser General Public
 ** License along with DroidPlugin.  If not, see <http://www.gnu.org/licenses/lgpl.txt>
 **
 **/
//package com.java2s;

import java.lang.reflect.Method;
import java.lang.reflect.Modifier;

public class Main {
    private static Method getAccessibleMethodFromSuperclass(
            final Class<?> cls, final String methodName,
            final Class<?>... parameterTypes) {
        Class<?> parentClass = cls.getSuperclass();
        while (parentClass != null) {
            if (Modifier.isPublic(parentClass.getModifiers())) {
                try {
                    return parentClass
                            .getMethod(methodName, parameterTypes);
                } catch (final NoSuchMethodException e) {
                    return null;
                }
            }
            parentClass = parentClass.getSuperclass();
        }
        return null;
    }
}

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