| /* |
| * Copyright (c) 2004, 2015, 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. |
| */ |
| |
| /* |
| * @test |
| * @bug 5050487 |
| * @summary Check that Instrumentation methods can execute from a runtime |
| * shutdown hook |
| * @run build FromShutdownHook |
| * @run shell MakeJAR.sh basicAgent |
| * @run main/othervm -javaagent:basicAgent.jar FromShutdownHook FromShutdownHook |
| */ |
| import java.lang.instrument.Instrumentation; |
| |
| public class FromShutdownHook |
| extends ASimpleInstrumentationTestCase |
| { |
| public FromShutdownHook(String name) { |
| super(name); |
| } |
| public static void main(String args[] ) throws Throwable { |
| FromShutdownHook fsh = new FromShutdownHook(args[0]); |
| fsh.runTest(); |
| } |
| |
| Instrumentation ins; |
| |
| protected final void doRunTest() { |
| // keep reference to Instrumentation |
| ins = fInst; |
| |
| // install shutdown hook |
| Runtime.getRuntime().addShutdownHook(new Thread() { |
| public void run() { |
| System.err.println(ins.getAllLoadedClasses().length + |
| " classes loaded."); |
| } |
| }); |
| } |
| } |