T6985181.java revision 1520:71f35e4b93a5 
1/*
2 * Copyright (c) 2010, 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 6985181
27 * @summary Annotations lost from classfile
28 */
29
30import java.io.*;
31import java.util.*;
32
33public class T6985181 {
34    public static void main(String... args) throws Exception{
35        new T6985181().run();
36    }
37
38    public void run() throws Exception {
39        String code = "@java.lang.annotation.Target(java.lang.annotation.ElementType.TYPE_PARAMETER)\n" +
40                "@interface Simple { }\n" +
41                "interface Test<@Simple T> { }";
42
43        File srcFile = writeFile("Test.java", code);
44        File classesDir = new File("classes");
45        classesDir.mkdirs();
46        compile("-d", classesDir.getPath(), srcFile.getPath());
47        String out = javap(new File(classesDir, srcFile.getName().replace(".java", ".class")));
48        if (!out.contains("RuntimeInvisibleTypeAnnotations"))
49            throw new Exception("RuntimeInvisibleTypeAnnotations not found");
50    }
51
52    void compile(String... args) throws Exception {
53        StringWriter sw = new StringWriter();
54        PrintWriter pw = new PrintWriter(sw);
55        int rc = com.sun.tools.javac.Main.compile(args, pw);
56        pw.close();
57        String out = sw.toString();
58        if (out.length() > 0)
59            System.err.println(out);
60        if (rc != 0)
61            throw new Exception("Compilation failed: rc=" + rc);
62    }
63
64    String javap(File classFile) throws Exception {
65        StringWriter sw = new StringWriter();
66        PrintWriter pw = new PrintWriter(sw);
67        String[] args = { "-v", classFile.getPath() };
68        int rc = com.sun.tools.javap.Main.run(args, pw);
69        pw.close();
70        String out = sw.toString();
71        if (out.length() > 0)
72            System.err.println(out);
73        if (rc != 0)
74            throw new Exception("javap failed: rc=" + rc);
75        return out;
76    }
77
78    File writeFile(String path, String body) throws IOException {
79        File f = new File(path);
80        FileWriter out = new FileWriter(f);
81        try {
82            out.write(body);
83        } finally {
84            out.close();
85        }
86        return f;
87    }
88}
89