| /* |
| * Copyright (c) 2013, 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.io.*; |
| import java.lang.instrument.*; |
| |
| public class RedefineSubclassWithTwoInterfacesApp { |
| public static void main(String args[]) throws Exception { |
| System.out.println("Hello from RedefineSubclassWithTwoInterfacesApp!"); |
| |
| new RedefineSubclassWithTwoInterfacesApp().doTest(); |
| |
| System.exit(0); |
| } |
| |
| private void doTest() throws Exception { |
| RedefineSubclassWithTwoInterfacesImpl impl |
| = new RedefineSubclassWithTwoInterfacesImpl(); |
| RedefineSubclassWithTwoInterfacesRemote remote |
| = new RedefineSubclassWithTwoInterfacesRemote(impl, impl); |
| String mesg; |
| |
| // make echo() calls before any redefinitions: |
| mesg = remote.echo1("test message #1.1"); |
| System.out.println("RedefineSubclassWithTwoInterfacesApp: echo1 mesg='" |
| + mesg + "' before any redefines"); |
| mesg = remote.echo2("test message #2.1"); |
| System.out.println("RedefineSubclassWithTwoInterfacesApp: echo2 mesg='" |
| + mesg + "' before any redefines"); |
| |
| |
| // redefining RedefineSubclassWithTwoInterfacesImpl before |
| // RedefineSubclassWithTwoInterfacesTarget fails: |
| do_redefine("RedefineSubclassWithTwoInterfacesImpl", 1); |
| do_redefine("RedefineSubclassWithTwoInterfacesTarget", 1); |
| |
| mesg = remote.echo1("test message #1.2"); |
| System.out.println("RedefineSubclassWithTwoInterfacesApp: echo1 mesg='" |
| + mesg + "' after redefine"); |
| mesg = remote.echo2("test message #2.2"); |
| System.out.println("RedefineSubclassWithTwoInterfacesApp: echo2 mesg='" |
| + mesg + "' after redefine"); |
| } |
| |
| private static void do_redefine(String className, int counter) |
| throws Exception { |
| File f = new File(className + "_" + counter + ".class"); |
| System.out.println("Reading test class from " + f); |
| InputStream redefineStream = new FileInputStream(f); |
| |
| byte[] redefineBuffer |
| = NamedBuffer.loadBufferFromStream(redefineStream); |
| |
| ClassDefinition redefineParamBlock = new ClassDefinition( |
| Class.forName(className), redefineBuffer); |
| |
| RedefineSubclassWithTwoInterfacesAgent.getInstrumentation(). |
| redefineClasses(new ClassDefinition[] {redefineParamBlock}); |
| } |
| } |