| /* |
| * Copyright (c) 2005, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code 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 code 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 in the LICENSE file that |
| * accompanied this code). |
| * |
| * 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| /* |
| * |
| * |
| * Unit test for Instrumentation appendToBootstrapClassLoaderSearch: |
| * |
| * 1. Reference class A. Resolving this class should fail with |
| * ClassCircularityError. |
| * |
| * 2. Add JAR file to boot class path which contains a "good" |
| * version of A. |
| * |
| * 3. Re-run the code for 1 again - it should fail with |
| * ClassCircularityError again. |
| */ |
| import java.lang.instrument.Instrumentation; |
| import java.util.jar.JarFile; |
| |
| public class CircularityErrorTest { |
| |
| static Instrumentation ins; |
| |
| static void resolve() { |
| try { |
| Class c = A.class; |
| throw new RuntimeException("Test failed - class A loaded by: " + |
| c.getClassLoader()); |
| } catch (ClassCircularityError e) { |
| System.err.println(e); |
| } |
| } |
| |
| public static void main(String args[]) throws Exception { |
| resolve(); |
| ins.appendToBootstrapClassLoaderSearch(new JarFile("A.jar")); |
| resolve(); |
| } |
| |
| public static void premain(String args, Instrumentation i) { |
| ins = i; |
| } |
| } |