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view test/testlibrary_tests/RedefineClassTest.java @ 23352:3848113e3e6b
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author | Tom Rodriguez <tom.rodriguez@oracle.com> |
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date | Tue, 19 Apr 2016 23:28:22 -0700 |
parents | 3e5e398431a8 |
children |
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/* * 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. */ /* * @test * @library /testlibrary * @summary Proof of concept test for RedefineClassHelper * @build RedefineClassHelper * @run main RedefineClassHelper * @run main/othervm -javaagent:redefineagent.jar RedefineClassTest */ import static com.oracle.java.testlibrary.Asserts.*; import com.oracle.java.testlibrary.*; /* * Proof of concept test for the test utility class RedefineClassHelper */ public class RedefineClassTest { public static String newClass = "class RedefineClassTest$A { public int Method() { return 2; } }"; public static void main(String[] args) throws Exception { A a = new A(); assertTrue(a.Method() == 1); RedefineClassHelper.redefineClass(A.class, newClass); assertTrue(a.Method() == 2); } static class A { public int Method() { return 1; } } }