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Describe.java 2.7KB

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  1. /*
  2. * Copyright (C) 2013, Matthias Sohn <matthias.sohn@sap.com>
  3. * and other copyright owners as documented in the project's IP log.
  4. *
  5. * This program and the accompanying materials are made available
  6. * under the terms of the Eclipse Distribution License v1.0 which
  7. * accompanies this distribution, is reproduced below, and is
  8. * available at http://www.eclipse.org/org/documents/edl-v10.php
  9. *
  10. * All rights reserved.
  11. *
  12. * Redistribution and use in source and binary forms, with or
  13. * without modification, are permitted provided that the following
  14. * conditions are met:
  15. *
  16. * - Redistributions of source code must retain the above copyright
  17. * notice, this list of conditions and the following disclaimer.
  18. *
  19. * - Redistributions in binary form must reproduce the above
  20. * copyright notice, this list of conditions and the following
  21. * disclaimer in the documentation and/or other materials provided
  22. * with the distribution.
  23. *
  24. * - Neither the name of the Eclipse Foundation, Inc. nor the
  25. * names of its contributors may be used to endorse or promote
  26. * products derived from this software without specific prior
  27. * written permission.
  28. *
  29. * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
  30. * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
  31. * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  32. * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  33. * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
  34. * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  35. * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  36. * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  37. * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
  38. * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  39. * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  40. * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
  41. * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  42. */
  43. package org.eclipse.jgit.pgm;
  44. import org.eclipse.jgit.api.DescribeCommand;
  45. import org.eclipse.jgit.api.Git;
  46. import org.eclipse.jgit.api.errors.RefNotFoundException;
  47. import org.eclipse.jgit.lib.ObjectId;
  48. import org.eclipse.jgit.pgm.internal.CLIText;
  49. import org.kohsuke.args4j.Argument;
  50. @Command(common = true, usage = "usage_Describe")
  51. class Describe extends TextBuiltin {
  52. @Argument(index = 0, metaVar = "metaVar_treeish")
  53. private ObjectId tree;
  54. @Override
  55. protected void run() throws Exception {
  56. DescribeCommand cmd = new Git(db).describe();
  57. if (tree != null)
  58. cmd.setTarget(tree);
  59. String result = null;
  60. try {
  61. result = cmd.call();
  62. } catch (RefNotFoundException e) {
  63. throw die(CLIText.get().noNamesFound, e);
  64. }
  65. if (result == null)
  66. throw die(CLIText.get().noNamesFound);
  67. outw.println(result);
  68. }
  69. }