2 * Copyright (C) 2001, 2002 The Mir-coders group
4 * This file is part of Mir.
6 * Mir is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * Mir is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with Mir; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 * In addition, as a special exception, The Mir-coders gives permission to link
21 * the code of this program with any library licensed under the Apache Software License,
22 * The Sun (tm) Java Advanced Imaging library (JAI), The Sun JIMI library
23 * (or with modified versions of the above that use the same license as the above),
24 * and distribute linked combinations including the two. You must obey the
25 * GNU General Public License in all respects for all of the code used other than
26 * the above mentioned libraries. If you modify this file, you may extend this
27 * exception to your version of the file, but you are not obligated to do so.
28 * If you do not wish to do so, delete this exception statement from your version.
32 import java.lang.reflect.InvocationTargetException;
34 import org.apache.commons.beanutils.MethodUtils;
36 public class ReflectionRoutines {
37 private ReflectionRoutines() {
41 * Method to overcome a shortcoming in {@link org.apache.commons.beanutils}'s
42 * {@link MethodUtils#invokeMethod(Object, String, Object[])} involving
43 * parameters that are <code>null</code>
45 public static Object invokeMethod(Object aTarget, String aMethodName, Object[] aParameters)
46 throws NoSuchMethodException, InvocationTargetException, IllegalAccessException {
47 Class parameterTypes[] = new Class[aParameters.length];
49 for (int i=0; i<aParameters.length; i++) {
50 if (aParameters[i] == null) {
51 parameterTypes[i] = Object.class;
54 parameterTypes[i] = aParameters[i].getClass();
58 return MethodUtils.invokeMethod(aTarget, aMethodName, aParameters, parameterTypes);