Java Reflection Method Name getMethodOrNull(Class cls, String name, Class[] args)

Description

Get a method using reflections.

License

Apache License

Parameter

Parameter	Description
cls	Class
name	Name of the method to locate
args	Arguments of the method signature looking for

Return

The method or null if the specified method does not exist

Declaration

public static Method getMethodOrNull(Class cls, String name, Class[] args) 

Method Source Code

//package com.java2s;
/*/*  ww w.  j a  va2s  .c o  m*/
 *   Copyright 2007 skynamics AG
 *
 *   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.
 */

import java.lang.reflect.Method;

public class Main {
    /**
     * Get a method using reflections. Does not throw an exception if it's not there.
     *
     * @param cls Class
     * @param name Name of the method to locate
     * @param args Arguments of the method signature looking for
     * @return The method or null if the specified method does not exist
     */
    public static Method getMethodOrNull(Class cls, String name, Class[] args) {
        try {
            return cls.getMethod(name, args);
        } catch (NoSuchMethodException nsme) {
            return null;
        }
    }
}

Related

1. getMethodNameMinusGet(Method aMethod)
2. getMethodNames(Class cls, boolean insertDefaultValues)
3. getMethodNames(Class cls)
4. getMethodNameWithClassName(Method a_Method)
5. getMethodOnlyByName(Class c, String methodName)
6. getMethodPropertyName(java.lang.reflect.Method method)
7. getMethods(Class clazz, String name, int args)
8. getMethods(Class type, String name)
9. getMethods(final Class cl, final String name, final int params)