/*
* @(#)ReflectionBug.java 1.7 06/10/10
*
* Copyright 1990-2008 Sun Microsystems, Inc. All Rights Reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License version
* 2 only, as published by the Free Software Foundation.
*
* This program 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
* General Public License version 2 for more details (a copy is
* included at /legal/license.txt).
*
* You should have received a copy of the GNU General Public License
* version 2 along with this work; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA
*
* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
* Clara, CA 95054 or visit www.sun.com if you need additional
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*
*/
import java.lang.reflect.*;
/** Illustrates a bug in Java 1.2's specification of
Field.set{Boolean,Int,...}. These and the Field.get{primitive}
operations should NOT be specified in terms of Field.set and
Field.get because (a) it's confusing and (b) as shown here,
Field.set wasn't precise enough and is therefore wrong. */
public class ReflectionBug {
public Boolean field = new Boolean(false);
public static void main(String[] args) {
ReflectionBug bug = new ReflectionBug();
Class bugClass = bug.getClass();
try {
Field bugField = bugClass.getField("field");
bugField.set(bug, new Boolean(true));
if (bug.field.booleanValue() == false) {
System.out.println("Internal error in test");
}
bug.field = new Boolean(false);
bugField.setBoolean(bug, true);
if (bug.field.booleanValue() == true) {
System.out.println("No bug found.");
}
}
catch (Exception e) {
System.out.println("Bug in JDK 1.2 reflection spec");
}
}
}