1 /*
   2  * Copyright (c) 2009, 2015, 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 /*
  26  * @test
  27  * @bug 4880672 7031005
  28  * @summary javap does not output inner interfaces of an interface
  29  * @modules jdk.jdeps
  30  */
  31 
  32 import java.io.*;
  33 import java.util.*;
  34 
  35 public class T4880672
  36 {
  37     public static void main(String... args) {
  38         new T4880672().run();
  39     }
  40 
  41     void run() {
  42         verify("java.util.Map", "public interface java.util.Map$Entry");
  43         verify("T4880672", "class T4880672$A$B");
  44         verify("C", ""); // must not give error if no InnerClasses attribute
  45         if (errors > 0)
  46             throw new Error(errors + " found.");
  47     }
  48 
  49     void verify(String className, String... expects) {
  50         String output = javap(className);
  51         for (String expect: expects) {
  52             if (output.indexOf(expect)< 0)
  53                 error(expect + " not found");
  54         }
  55     }
  56 
  57     void error(String msg) {
  58         System.err.println(msg);
  59         errors++;
  60     }
  61 
  62     int errors;
  63 
  64     String javap(String className) {
  65         String testClasses = System.getProperty("test.classes", ".");
  66         StringWriter sw = new StringWriter();
  67         PrintWriter out = new PrintWriter(sw);
  68         String[] args = { "-XDinner", "-classpath", testClasses, className };
  69         int rc = com.sun.tools.javap.Main.run(args, out);
  70         out.close();
  71         String output = sw.toString();
  72         System.out.println("class " + className);
  73         System.out.println(output);
  74         if (rc != 0)
  75             throw new Error("javap failed. rc=" + rc);
  76         if (output.indexOf("Error:") != -1)
  77             throw new Error("javap reported error.");
  78         return output;
  79     }
  80 
  81     class A {
  82         class B { }
  83     }
  84 }
  85 
  86 class C { }
  87