1   /*
2    * Copyright (c) 2010, 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 4396385
27   * @summary Make sure to detect invalid values for 1-based hour formats.
28   */
29  
30  import java.text.*;
31  import java.util.*;
32  
33  public class Bug4396385 {
34      private static int errorCount = 0;
35      private static String[][] data = {
36          { "hh:mma", "-1:30AM" },
37          { "hh:mma", "00:30AM" },
38          { "hh:mma", "13:30AM" },
39          { "kk:mm",  "-1:12" },
40          { "kk:mm",  "00:12" },
41          { "kk:mm",  "25:12" },
42      };
43  
44      public static void main(String[] args) {
45          TimeZone tz = TimeZone.getDefault();
46          // Use "GMT" to avoid any surprises related to offset
47          // transitions.
48          TimeZone.setDefault(TimeZone.getTimeZone("GMT"));
49  
50          try {
51              for (String[] item : data) {
52                  test(item[0], item[1]);
53              }
54          } finally {
55              // Restore the default time zone
56              TimeZone.setDefault(tz);
57          }
58  
59          if (errorCount > 0) {
60              throw new RuntimeException("Failed with " + errorCount + " error(s).");
61          }
62      }
63  
64      private static void test(String pattern, String src) {
65          SimpleDateFormat sdf = new SimpleDateFormat(pattern, Locale.US);
66          sdf.setLenient(false);
67          ParsePosition pos = new ParsePosition(0);
68          System.out.printf("parse: \"%s\" with \"%s\"", src, pattern);
69          Date date = sdf.parse(src, pos);
70          System.out.printf(": date = %s, errorIndex = %d", date, pos.getErrorIndex());
71          if (date != null || pos.getErrorIndex() == -1) {
72              System.out.println(": failed");
73              errorCount++;
74          } else {
75              System.out.println(": passed");
76          }
77      }
78  }