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comparison test/runtime/8026365/InvokeSpecialAnonTest.java @ 13027:e39b138b2518

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8026893: Push 8026365 to TL early and add test Reviewed-by: dcubed, kamg
author acorn
date Sat, 19 Oct 2013 18:32:34 -0400
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12924:1a93f2c5945a 13027:e39b138b2518
1 /*
2 * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23
24 /*
25 * @test
26 * @bug 8026365
27 * @summary Test invokespecial of host class method from an anonymous class
28 * @author Robert Field
29 * @library /testlibrary
30 * @compile -XDignore.symbol.file InvokeSpecialAnonTest.java
31 * @run main ClassFileInstaller InvokeSpecialAnonTest AnonTester
32 * @run main/othervm -Xbootclasspath/a:. -Xverify:all InvokeSpecialAnonTest
33 */
34 import jdk.internal.org.objectweb.asm.*;
35 import java.lang.reflect.Constructor;
36 import sun.misc.Unsafe;
37
38 public class InvokeSpecialAnonTest implements Opcodes {
39
40 static byte[] anonClassBytes() throws Exception {
41 ClassWriter cw = new ClassWriter(0);
42 MethodVisitor mv;
43
44 cw.visit(V1_8, ACC_FINAL + ACC_SUPER, "Anon", null, "java/lang/Object", null);
45
46 {
47 mv = cw.visitMethod(ACC_PUBLIC, "<init>", "()V", null, null);
48 mv.visitCode();
49 mv.visitVarInsn(ALOAD, 0);
50 mv.visitMethodInsn(INVOKESPECIAL, "java/lang/Object", "<init>", "()V");
51 mv.visitInsn(RETURN);
52 mv.visitMaxs(2, 2);
53 mv.visitEnd();
54 }
55 {
56 mv = cw.visitMethod(ACC_PUBLIC, "m", "(LInvokeSpecialAnonTest;)I", null, null);
57 mv.visitCode();
58 mv.visitVarInsn(ALOAD, 0);
59 mv.visitVarInsn(ALOAD, 1);
60 mv.visitMethodInsn(INVOKESPECIAL, "InvokeSpecialAnonTest", "privMethod", "()I");
61 mv.visitInsn(IRETURN);
62 mv.visitMaxs(2, 3);
63 mv.visitEnd();
64 }
65 cw.visitEnd();
66
67 return cw.toByteArray();
68 }
69
70 private int privMethod() { return 1234; }
71
72 public static void main(String[] args) throws Exception {
73 Class<?> klass = InvokeSpecialAnonTest.class;
74 try {
75 Class<?> result = AnonTester.defineTest(klass, anonClassBytes());
76 System.out.println("Passed.");
77 } catch (Exception e) {
78 e.printStackTrace();
79 throw e;
80 }
81 }
82 }
83
84
85 class AnonTester {
86 private static final Unsafe UNSAFE = Unsafe.getUnsafe();
87
88 public static Class<?> defineTest(Class<?> targetClass, byte[] classBytes) throws Exception {
89 return UNSAFE.defineAnonymousClass(targetClass, classBytes, null);
90 }
91 }