1 /*
2 * Copyright (C) 2014, Andrey Loskutov <loskutov@gmx.de>
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.ignore.internal;
44
45 /**
46 * Wildmatch matcher for "double star" (<code>**</code>) pattern only. This
47 * matcher matches any path.
48 * <p>
49 * This class is immutable and thread safe.
50 */
51 public final class WildMatcher extends AbstractMatcher {
52
53 static final String WILDMATCH = "**"; //$NON-NLS-1$
54
55 // double star for the beginning of pattern
56 static final String WILDMATCH2 = "/**"; //$NON-NLS-1$
57
58 WildMatcher(boolean dirOnly) {
59 super(WILDMATCH, dirOnly);
60 }
61
62 /** {@inheritDoc} */
63 @Override
64 public final boolean matches(String path, boolean assumeDirectory,
65 boolean pathMatch) {
66 return !dirOnly || assumeDirectory
67 || !pathMatch && isSubdirectory(path);
68 }
69
70 /** {@inheritDoc} */
71 @Override
72 public final boolean matches(String segment, int startIncl, int endExcl) {
73 return true;
74 }
75
76 private static boolean isSubdirectory(String path) {
77 final int slashIndex = path.indexOf('/');
78 return slashIndex >= 0 && slashIndex < path.length() - 1;
79 }
80 }