/* * @(#)ReflectionSecurity.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 * information or have any questions. * */ import java.lang.reflect.*; /** Verify that we cannot bypass checkMemberAccess checks by using reflection. */ public class ReflectionSecurity { public static void main(String[] args) { try { Class[] x2 = Object.class.getDeclaredClasses(); System.err.println("Object.getDeclaredClasses OK: " + x2); } catch (Exception e) { e.printStackTrace(); } try { Class[] sig = {}; Method m = Class.class.getMethod("getDeclaredClasses", sig); Object[] args0 = {}; // Method m = Object.class.getDeclaredClasses(); try { Object y = m.invoke(Object.class, args0); System.err.println("Reflection getDeclaredClasses OK " + y); System.err.println("Was java.security.manager set?"); } catch (InvocationTargetException e) { throw (Exception)e.getTargetException(); } } catch (Exception e) { e.printStackTrace(); } } }