1 /*
2 * Copyright (c) 2016, 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 8160928
27 * @summary javac incorrectly copies over interior type annotations to bridge method
28 * @library /tools/lib
29 * @modules jdk.compiler/com.sun.tools.javac.api
30 * jdk.compiler/com.sun.tools.javac.main
31 * jdk.jdeps/com.sun.tools.javap
32 * @build toolbox.ToolBox toolbox.JavapTask
33 * @run compile -g BridgeShouldHaveNoInteriorAnnotationsTest.java
34 * @run main BridgeShouldHaveNoInteriorAnnotationsTest
35 */
36
37 import java.nio.file.Path;
38 import java.nio.file.Paths;
39 import java.lang.annotation.ElementType;
40 import java.lang.annotation.Target;
41
42 import toolbox.JavapTask;
43 import toolbox.Task;
44 import toolbox.ToolBox;
45
46 class Pair_8160928<T1, T2> {
47 }
48
49 public class BridgeShouldHaveNoInteriorAnnotationsTest
50 implements java.util.Iterator<Pair_8160928<Object, Object>> {
51
52 @Override
53 public boolean hasNext() {
54 throw new RuntimeException();
55 }
56
57 @Override
58 public Pair_8160928<@NonNull Object, Object> next() {
59 Comparable<@NonNull Object> cble1 = (Comparable<@NonNull Object>) null;
60 return null;
61 }
62
63 @Override
64 public void remove() {
65 throw new UnsupportedOperationException();
66 }
67
68
69 @Target(ElementType.TYPE_USE)
70 public @interface NonNull {
71 };
72
73
74 // Expected output can't be directly encoded into NestedLambdasCastedTest !!!
75 static class OutputExpectedOnceHolder {
76 public String[] outputs = {
77 "0: #120(): CAST, offset=1, type_index=0, location=[TYPE_ARGUMENT(0)]",
78 "1: #120(): LOCAL_VARIABLE, {start_pc=5, length=2, index=1}, location=[TYPE_ARGUMENT(0)]",
79 };
80 }
81
82 static class OutputExpectedTwiceHolder {
83 public String[] outputs = {
84 "0: #120(): METHOD_RETURN, location=[TYPE_ARGUMENT(0)]",
85 };
86 }
87
88 public static strictfp void main(String args[]) throws Exception {
89 ToolBox tb = new ToolBox();
90 Path classPath = Paths.get(ToolBox.testClasses, "BridgeShouldHaveNoInteriorAnnotationsTest.class");
91 String javapOut = new JavapTask(tb)
92 .options("-v", "-p")
93 .classes(classPath.toString())
94 .run()
95 .getOutput(Task.OutputKind.DIRECT);
96
97 OutputExpectedOnceHolder holder = new OutputExpectedOnceHolder();
98 for (String s : holder.outputs) {
99 String newOutput = javapOut.replace(s, "");
100 if (((javapOut.length() - newOutput.length()) / s.length()) != 1)
101 throw new AssertionError("Interior annotations carried over to bridge ?");
102 }
103 OutputExpectedTwiceHolder holder2 = new OutputExpectedTwiceHolder();
104 for (String s : holder2.outputs) {
105 String newOutput = javapOut.replace(s, "");
106 if (((javapOut.length() - newOutput.length()) / s.length()) != 2)
107 throw new AssertionError("Exterior annotations not properly carried over to bridge");
108 }
109 }
110 }