test/tools/javac/T6985181.java

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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
30 import java.io.*;
31 import java.util.*;
32
33 public 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 }

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