1 /*
   2  * Copyright (c) 2009, 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 4619564 7197662
  27  * @summary XMl Comments in Preferences File lead to ClassCastException
  28  * @run main/othervm -Djava.util.prefs.userRoot=. CommentsInXml
  29  * @author kladko
  30  */
  31 
  32 import java.io.*;
  33 import java.util.prefs.*;
  34 
  35 public class CommentsInXml {
  36 
  37     public static void main(String[] argv) throws Exception {
  38 
  39         ByteArrayOutputStream bos = new ByteArrayOutputStream();
  40 
  41         bos.write(new String(
  42             "<!DOCTYPE preferences SYSTEM                          " +
  43             "\"http://java.sun.com/dtd/preferences.dtd\">          " +
  44             "<preferences EXTERNAL_XML_VERSION=\"1.0\">            " +
  45             "  <root type=\"user\">                                " +
  46             "    <map>                                             " +
  47             "    </map>                                            " +
  48             "    <node name=\"hlrAgent\"> <!-- HLR Agent -->       " +
  49             "      <map>                                           " +
  50             "        <entry key=\"agentName\" value=\"HLRAgent\" />" +
  51             "      </map>                                          " +
  52             "    </node>                                           " +
  53             "  </root>                                             " +
  54             "</preferences>                                        "
  55         ).getBytes());
  56 
  57         Preferences ur = Preferences.userRoot();
  58         ur.importPreferences(new ByteArrayInputStream(bos.toByteArray()));
  59         ur.node("hlrAgent").removeNode(); // clean
  60     }
  61 }