Java Method Call invoke(Object instance, java.lang.reflect.Method method, Object... args)

Description

invoke

License

Open Source License

Declaration

public static Object invoke(Object instance, java.lang.reflect.Method method, Object... args) 

Method Source Code

//package com.java2s;
/*******************************************************************************
 * Copyright (c) 2006, 2015, Carnegie Mellon University. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * 1. Redistributions of source code must retain the above copyright notice,
 *    this list of conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright notice,
 *    this list of conditions and the following disclaimer in the documentation
 *    and/or other materials provided with the distribution.
 *
 * 3. Products derived from the software may not be called "Alice", nor may
 *    "Alice" appear in their name, without prior written permission of
 *    Carnegie Mellon University.//from   w w w  . j a  va2s . c  o m
 *
 * 4. All advertising materials mentioning features or use of this software must
 *    display the following acknowledgement: "This product includes software
 *    developed by Carnegie Mellon University"
 *
 * 5. The gallery of art assets and animations provided with this software is
 *    contributed by Electronic Arts Inc. and may be used for personal,
 *    non-commercial, and academic use only. Redistributions of any program
 *    source code that utilizes The Sims 2 Assets must also retain the copyright
 *    notice, list of conditions and the disclaimer contained in
 *    The Alice 3.0 Art Gallery License.
 *
 * DISCLAIMER:
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND.
 * ANY AND ALL EXPRESS, STATUTORY OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY,  FITNESS FOR A
 * PARTICULAR PURPOSE, TITLE, AND NON-INFRINGEMENT ARE DISCLAIMED. IN NO EVENT
 * SHALL THE AUTHORS, COPYRIGHT OWNERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, PUNITIVE OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING FROM OR OTHERWISE RELATING TO
 * THE USE OF OR OTHER DEALINGS WITH THE SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 *******************************************************************************/

public class Main {
    public static Object invoke(Object instance, java.lang.reflect.Method method, Object... args) {
        try {
            return method.invoke(instance, args);
        } catch (IllegalAccessException iae) {
            throw new RuntimeException(getDetail(instance, method, args), iae);
        } catch (java.lang.reflect.InvocationTargetException ite) {
            throw new RuntimeException(getDetail(instance, method, args), ite);
        } catch (RuntimeException re) {
            throw new RuntimeException(getDetail(instance, method, args), re);
        }
    }

    public static String getDetail(Object instance, java.lang.reflect.Method method, Object[] args) {
        StringBuffer sb = new StringBuffer();
        sb.append("instance=");
        sb.append(instance);
        sb.append(";method=");
        if (method != null) {
            sb.append(method.getName());
        } else {
            sb.append("null");
        }
        sb.append(";args={");
        String separator = " ";
        for (Object arg : args) {
            sb.append(separator);
            sb.append(arg);
            separator = ", ";
        }
        sb.append(" }");
        return sb.toString();
    }
}

Related

1. invoke(Object bean, String methodName, Object args, Class parameterType)
2. invoke(Object buffer, String methodName, Class[] paramTypes, Object... args)
3. invoke(Object clazzInstance, String method, Class[] paramClasses, Object[] params)
4. invoke(Object context, String methodName, Object parameter)
5. invoke(Object host, String method, Object[] args)
6. invoke(Object instance, Method method, Object... params)
7. invoke(Object instance, String method, Class[] paramTypes, Object... parameters)
8. invoke(Object invoker, String cmd, Map params)
9. invoke(Object methodHostInstance, String methodName, Class[] parameterTypes, Object[] args)