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1   /*
2    * Copyright (C) 2009, Google Inc.
3    * Copyright (C) 2008, Jonas Fonseca <fonseca@diku.dk>
4    * Copyright (C) 2008, Shawn O. Pearce <spearce@spearce.org>
5    * and other copyright owners as documented in the project's IP log.
6    *
7    * This program and the accompanying materials are made available
8    * under the terms of the Eclipse Distribution License v1.0 which
9    * accompanies this distribution, is reproduced below, and is
10   * available at http://www.eclipse.org/org/documents/edl-v10.php
11   *
12   * All rights reserved.
13   *
14   * Redistribution and use in source and binary forms, with or
15   * without modification, are permitted provided that the following
16   * conditions are met:
17   *
18   * - Redistributions of source code must retain the above copyright
19   *   notice, this list of conditions and the following disclaimer.
20   *
21   * - Redistributions in binary form must reproduce the above
22   *   copyright notice, this list of conditions and the following
23   *   disclaimer in the documentation and/or other materials provided
24   *   with the distribution.
25   *
26   * - Neither the name of the Eclipse Foundation, Inc. nor the
27   *   names of its contributors may be used to endorse or promote
28   *   products derived from this software without specific prior
29   *   written permission.
30   *
31   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
32   * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
33   * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
34   * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
35   * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
36   * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
37   * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
38   * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
39   * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
40   * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
41   * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
42   * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
43   * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
44   */
45  
46  package org.eclipse.jgit.pgm;
47  
48  import java.io.IOException;
49  import java.util.Comparator;
50  import java.util.TreeSet;
51  
52  import org.eclipse.jgit.api.Git;
53  import org.eclipse.jgit.api.LsRemoteCommand;
54  import org.eclipse.jgit.api.errors.GitAPIException;
55  import org.eclipse.jgit.lib.AnyObjectId;
56  import org.eclipse.jgit.lib.Ref;
57  import org.kohsuke.args4j.Argument;
58  import org.kohsuke.args4j.Option;
59  
60  @Command(common = true, usage = "usage_LsRemote")
61  class LsRemote extends TextBuiltin {
62  	@Option(name = "--heads", usage = "usage_lsRemoteHeads")
63  	private boolean heads;
64  
65  	@Option(name = "--tags", usage = "usage_lsRemoteTags", aliases = { "-t" })
66  	private boolean tags;
67  
68  	@Option(name = "--timeout", metaVar = "metaVar_service", usage = "usage_abortConnectionIfNoActivity")
69  	int timeout = -1;
70  
71  	@Argument(index = 0, metaVar = "metaVar_uriish", required = true)
72  	private String remote;
73  
74  	/** {@inheritDoc} */
75  	@Override
76  	protected void run() {
77  		LsRemoteCommand command = Git.lsRemoteRepository().setRemote(remote)
78  				.setTimeout(timeout).setHeads(heads).setTags(tags);
79  		TreeSet<Ref> refs = new TreeSet<>(new Comparator<Ref>() {
80  
81  			@Override
82  			public int compare(Reff" href="../../../../org/eclipse/jgit/lib/Ref.html#Ref">Ref r1, Ref r2) {
83  				return r1.getName().compareTo(r2.getName());
84  			}
85  		});
86  		try {
87  			refs.addAll(command.call());
88  			for (Ref r : refs) {
89  				show(r.getObjectId(), r.getName());
90  				if (r.getPeeledObjectId() != null) {
91  					show(r.getPeeledObjectId(), r.getName() + "^{}"); //$NON-NLS-1$
92  				}
93  			}
94  		} catch (GitAPIException | IOException e) {
95  			throw die(e.getMessage(), e);
96  		}
97  	}
98  
99  	/** {@inheritDoc} */
100 	@Override
101 	protected boolean requiresRepository() {
102 		return false;
103 	}
104 
105 	private void show(AnyObjectId id, String name)
106 			throws IOException {
107 		outw.print(id.name());
108 		outw.print('\t');
109 		outw.print(name);
110 		outw.println();
111 	}
112 }