1 /*
2  * Copyright (c) 2009, 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
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17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18  *
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20  * or visit www.oracle.com if you need additional information or have any
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22  */
23 
24 /*
25  * @test
26  * @bug 4880672 7031005
27  * @summary javap does not output inner interfaces of an interface
28  * @modules jdk.jdeps/com.sun.tools.javap
29  */
30 
31 import java.io.*;
32 import java.util.*;
33 
34 public class T4880672
35 {
main(String... args)36     public static void main(String... args) {
37         new T4880672().run();
38     }
39 
run()40     void run() {
41         verify("java.util.Map", "public interface java.util.Map$Entry");
42         verify("T4880672", "class T4880672$A$B");
43         verify("C", ""); // must not give error if no InnerClasses attribute
44         if (errors > 0)
45             throw new Error(errors + " found.");
46     }
47 
verify(String className, String... expects)48     void verify(String className, String... expects) {
49         String output = javap(className);
50         for (String expect: expects) {
51             if (output.indexOf(expect)< 0)
52                 error(expect + " not found");
53         }
54     }
55 
error(String msg)56     void error(String msg) {
57         System.err.println(msg);
58         errors++;
59     }
60 
61     int errors;
62 
javap(String className)63     String javap(String className) {
64         String testClasses = System.getProperty("test.classes", ".");
65         StringWriter sw = new StringWriter();
66         PrintWriter out = new PrintWriter(sw);
67         String[] args = { "-XDinner", "-classpath", testClasses, className };
68         int rc = com.sun.tools.javap.Main.run(args, out);
69         out.close();
70         String output = sw.toString();
71         System.out.println("class " + className);
72         System.out.println(output);
73         if (rc != 0)
74             throw new Error("javap failed. rc=" + rc);
75         if (output.indexOf("Error:") != -1)
76             throw new Error("javap reported error.");
77         return output;
78     }
79 
80     class A {
81         class B { }
82     }
83 }
84 
85 class C { }
86 
87