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/test/java/io/File/WinDeviceName.java

https://bitbucket.org/screenconnect/openjdk8-jdk
Java | 74 lines | 41 code | 6 blank | 27 comment | 6 complexity | 73a979c2ac300ad230aa546311aa2887 MD5 | raw file
Possible License(s): GPL-2.0, BSD-3-Clause, LGPL-3.0
  1. /*
  2. * Copyright (c) 2006, 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. /* @test
  24. @bug 6176051 4858457
  25. @summary Check whether reserved names are handled correctly on Windows
  26. */
  27. import java.io.File;
  28. import java.io.IOException;
  29. public class WinDeviceName {
  30. private static String devnames[] = {
  31. "CON", "PRN", "AUX", "NUL", "COM1", "COM2", "COM3", "COM4",
  32. "COM5", "COM6", "COM7", "COM8", "COM9", "LPT1", "LPT2",
  33. "LPT3", "LPT4", "LPT5", "LPT6", "LPT7", "LPT8", "LPT9",
  34. "CLOCK$"
  35. };
  36. public static void main(String[] args) {
  37. String osName = System.getProperty("os.name");
  38. if (!osName.startsWith("Windows")) {
  39. return;
  40. }
  41. for (int i = 0; i < devnames.length; i++) {
  42. String names[] = { devnames[i], devnames[i] + ".TXT",
  43. devnames[i].toLowerCase(),
  44. devnames[i].toLowerCase() + ".txt" };
  45. for (String name : names) {
  46. File f = new File(name);
  47. if (f.isFile()) {
  48. if ("CLOCK$".equals(devnames[i]) &&
  49. (osName.startsWith("Windows 9") ||
  50. osName.startsWith("Windows Me"))) {
  51. //"CLOCK$" is a reserved device name for NT
  52. continue;
  53. }
  54. throw new RuntimeException("isFile() returns true for " +
  55. "Device name " + devnames[i]);
  56. }
  57. if (!"CLOCK$".equals(devnames[i])) {
  58. try {
  59. System.out.println((new File(name)).getCanonicalPath());
  60. } catch(IOException ie) {
  61. throw new RuntimeException("Fail to get canonical " +
  62. "path for " + name);
  63. }
  64. }
  65. }
  66. }
  67. }
  68. }