1 /*
2 * Copyright (C) 2008, Google Inc.
3 * Copyright (C) 2008, Shawn O. Pearce <spearce@spearce.org>
4 * and other copyright owners as documented in the project's IP log.
5 *
6 * This program and the accompanying materials are made available
7 * under the terms of the Eclipse Distribution License v1.0 which
8 * accompanies this distribution, is reproduced below, and is
9 * available at http://www.eclipse.org/org/documents/edl-v10.php
10 *
11 * All rights reserved.
12 *
13 * Redistribution and use in source and binary forms, with or
14 * without modification, are permitted provided that the following
15 * conditions are met:
16 *
17 * - Redistributions of source code must retain the above copyright
18 * notice, this list of conditions and the following disclaimer.
19 *
20 * - Redistributions in binary form must reproduce the above
21 * copyright notice, this list of conditions and the following
22 * disclaimer in the documentation and/or other materials provided
23 * with the distribution.
24 *
25 * - Neither the name of the Eclipse Foundation, Inc. nor the
26 * names of its contributors may be used to endorse or promote
27 * products derived from this software without specific prior
28 * written permission.
29 *
30 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
31 * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
32 * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
33 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
34 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
35 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
36 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
37 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
38 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
39 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
40 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
41 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
42 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
43 */
44
45 package org.eclipse.jgit.pgm.debug;
46
47 import static java.lang.Integer.valueOf;
48
49 import java.io.IOException;
50 import java.text.MessageFormat;
51
52 import org.eclipse.jgit.dircache.DirCache;
53 import org.eclipse.jgit.dircache.DirCacheTree;
54 import org.eclipse.jgit.pgm.Command;
55 import org.eclipse.jgit.pgm.TextBuiltin;
56 import org.eclipse.jgit.pgm.internal.CLIText;
57
58 @Command(usage = "usage_ShowCacheTree")
59 class ShowCacheTree extends TextBuiltin {
60 /** {@inheritDoc} */
61 @Override
62 protected void run() throws Exception {
63 final DirCache cache = db.readDirCache();
64 final DirCacheTree tree = cache.getCacheTree(false);
65 if (tree == null)
66 throw die(CLIText.get().noTREESectionInIndex);
67 show(tree);
68 }
69
70 private void show(DirCacheTree tree) throws IOException {
71 outw.println(MessageFormat.format(CLIText.get().cacheTreePathInfo,
72 tree.getPathString(), valueOf(tree.getEntrySpan()),
73 valueOf(tree.getChildCount())));
74
75 for (int i = 0; i < tree.getChildCount(); i++)
76 show(tree.getChild(i));
77 }
78 }