| /* |
| * Copyright 2014 Goldman Sachs. |
| * Copyright (c) 2014, 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. |
| */ |
| |
| import java.lang.instrument.ClassFileTransformer; |
| import java.lang.instrument.IllegalClassFormatException; |
| import java.lang.instrument.Instrumentation; |
| import java.security.ProtectionDomain; |
| |
| public class DummyAgent implements ClassFileTransformer { |
| @Override |
| public byte[] transform(ClassLoader loader, String className, |
| Class<?> classBeingRedefined, ProtectionDomain protectionDomain, |
| byte[] classfileBuffer) throws IllegalClassFormatException { |
| |
| /* The Daemon Thread bug is timing dependent and you want the transform method |
| * to return ASAP - so just return the buffer will be fine |
| */ |
| return classfileBuffer; |
| } |
| |
| public static void premain(String agentArgs, Instrumentation inst) { |
| inst.addTransformer(new DummyAgent(), false); |
| } |
| |
| } |