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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.lib.AnyObjectId;
55  import org.eclipse.jgit.lib.Ref;
56  import org.kohsuke.args4j.Argument;
57  import org.kohsuke.args4j.Option;
58  
59  @Command(common = true, usage = "usage_LsRemote")
60  class LsRemote extends TextBuiltin {
61  	@Option(name = "--heads", usage = "usage_lsRemoteHeads")
62  	private boolean heads;
63  
64  	@Option(name = "--tags", usage = "usage_lsRemoteTags", aliases = { "-t" })
65  	private boolean tags;
66  
67  	@Option(name = "--timeout", metaVar = "metaVar_service", usage = "usage_abortConnectionIfNoActivity")
68  	int timeout = -1;
69  
70  	@Argument(index = 0, metaVar = "metaVar_uriish", required = true)
71  	private String remote;
72  
73  	/** {@inheritDoc} */
74  	@Override
75  	protected void run() throws Exception {
76  		LsRemoteCommand command = Git.lsRemoteRepository().setRemote(remote)
77  				.setTimeout(timeout).setHeads(heads).setTags(tags);
78  		TreeSet<Ref> refs = new TreeSet<>(new Comparator<Ref>() {
79  
80  			@Override
81  			public int compare(Ref r1, Ref r2) {
82  				return r1.getName().compareTo(r2.getName());
83  			}
84  		});
85  		refs.addAll(command.call());
86  		for (Ref r : refs) {
87  			show(r.getObjectId(), r.getName());
88  			if (r.getPeeledObjectId() != null)
89  				show(r.getPeeledObjectId(), r.getName() + "^{}"); //$NON-NLS-1$
90  		}
91  	}
92  
93  	/** {@inheritDoc} */
94  	@Override
95  	protected boolean requiresRepository() {
96  		return false;
97  	}
98  
99  	private void show(AnyObjectId id, String name)
100 			throws IOException {
101 		outw.print(id.name());
102 		outw.print('\t');
103 		outw.print(name);
104 		outw.println();
105 	}
106 }