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1   /*
2    * Copyright (C) 2008, Jonas Fonseca <fonseca@diku.dk>
3    * Copyright (C) 2008, Robin Rosenberg <robin.rosenberg@dewire.com>
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.util.ArrayList;
49  import java.util.List;
50  
51  import org.eclipse.jgit.lib.Constants;
52  import org.eclipse.jgit.lib.FileMode;
53  import org.eclipse.jgit.treewalk.AbstractTreeIterator;
54  import org.eclipse.jgit.treewalk.TreeWalk;
55  import org.eclipse.jgit.treewalk.filter.PathFilterGroup;
56  import org.eclipse.jgit.util.QuotedString;
57  import org.kohsuke.args4j.Argument;
58  import org.kohsuke.args4j.Option;
59  import org.kohsuke.args4j.spi.StopOptionHandler;
60  
61  @Command(common = true, usage = "usage_LsTree")
62  class LsTree extends TextBuiltin {
63  	@Option(name = "--recursive", usage = "usage_recurseIntoSubtrees", aliases = { "-r" })
64  	private boolean recursive;
65  
66  	@Argument(index = 0, required = true, metaVar = "metaVar_treeish")
67  	private AbstractTreeIterator tree;
68  
69  	@Argument(index = 1)
70  	@Option(name = "--", metaVar = "metaVar_paths", multiValued = true, handler = StopOptionHandler.class)
71  	private List<String> paths = new ArrayList<>();
72  
73  	@Override
74  	protected void run() throws Exception {
75  		try (final TreeWalk walk = new TreeWalk(db)) {
76  			walk.reset(); // drop the first empty tree, which we do not need here
77  			if (paths.size() > 0)
78  				walk.setFilter(PathFilterGroup.createFromStrings(paths));
79  			walk.setRecursive(recursive);
80  			walk.addTree(tree);
81  
82  			while (walk.next()) {
83  				final FileMode mode = walk.getFileMode(0);
84  				if (mode == FileMode.TREE)
85  					outw.print('0');
86  				outw.print(mode);
87  				outw.print(' ');
88  				outw.print(Constants.typeString(mode.getObjectType()));
89  
90  				outw.print(' ');
91  				outw.print(walk.getObjectId(0).name());
92  
93  				outw.print('\t');
94  				outw.print(QuotedString.GIT_PATH.quote(walk.getPathString()));
95  				outw.println();
96  			}
97  		}
98  	}
99  }