Java Reflection Method Invoke invokeMethod(Method method, Object target, Object... params)

Description

Invoke a method on the given target instance using the provided parameters.

License

MIT License

Parameter

Parameter	Description
method	- the method to invoke.
target	- the target.
params	- the parameters to supply.

Return

The result of the method.

Declaration

private static Object invokeMethod(Method method, Object target, Object... params) 

Method Source Code

//package com.java2s;
/*//w ww . j a va  2s . c  o  m
 * This file is part of UltimateCore, licensed under the MIT License (MIT).
 *
 * Copyright (c) Bammerbom
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */

import java.lang.reflect.Method;

public class Main {
    /**
     * Invoke a method on the given target instance using the provided
     * parameters.
     *
     * @param method - the method to invoke.
     * @param target - the target.
     * @param params - the parameters to supply.
     * @return The result of the method.
     */
    private static Object invokeMethod(Method method, Object target, Object... params) {
        try {
            return method.invoke(target, params);
        } catch (Exception e) {
            throw new RuntimeException("Unable to invoke method " + method + " for " + target, e);
        }
    }
}

Related

1. invokeMethod(Method method, Object target)
2. invokeMethod(Method method, Object target, Class expectedType)
3. invokeMethod(Method method, Object target, Object... args)
4. invokeMethod(Method method, Object target, Object... args)
5. invokeMethod(Method method, Object target, Object... arguments)
6. invokeMethod(Method method, Object target, Object[] args)
7. invokeMethod(Method method, Object target, Object[] args)
8. invokeMethod(Method method, Object theObject, Object[] args)
9. invokeMethod(Method method, Object... arguments)