1 /**
2 * This file Copyright (c) 2003-2018 Magnolia International
3 * Ltd. (http://www.magnolia-cms.com). All rights reserved.
4 *
5 *
6 * This file is dual-licensed under both the Magnolia
7 * Network Agreement and the GNU General Public License.
8 * You may elect to use one or the other of these licenses.
9 *
10 * This file is distributed in the hope that it will be
11 * useful, but AS-IS and WITHOUT ANY WARRANTY; without even the
12 * implied warranty of MERCHANTABILITY or FITNESS FOR A
13 * PARTICULAR PURPOSE, TITLE, or NONINFRINGEMENT.
14 * Redistribution, except as permitted by whichever of the GPL
15 * or MNA you select, is prohibited.
16 *
17 * 1. For the GPL license (GPL), you can redistribute and/or
18 * modify this file under the terms of the GNU General
19 * Public License, Version 3, as published by the Free Software
20 * Foundation. You should have received a copy of the GNU
21 * General Public License, Version 3 along with this program;
22 * if not, write to the Free Software Foundation, Inc., 51
23 * Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
24 *
25 * 2. For the Magnolia Network Agreement (MNA), this file
26 * and the accompanying materials are made available under the
27 * terms of the MNA which accompanies this distribution, and
28 * is available at http://www.magnolia-cms.com/mna.html
29 *
30 * Any modifications to this file must keep this entire header
31 * intact.
32 *
33 */
34 package info.magnolia.cms.util;
35
36 import org.apache.commons.lang3.StringUtils;
37
38
39 /**
40 * Utility class used to handle paths for documents in DMS.
41 */
42 public class PathUtil {
43
44 public static String createPath(String path, String label) {
45 String res;
46 if (StringUtils.isEmpty(path) || (path.equals("/"))) {
47 res = label;
48 } else {
49 res = path + "/" + label;
50 }
51 return addLeadingSlash(res);
52 }
53
54 public static String addLeadingSlash(String path) {
55 if (!path.startsWith("/")) {
56 return "/" + path;
57 }
58 return path;
59 }
60
61 public static String getFolder(String path) {
62 String res;
63 res = StringUtils.substringBeforeLast(path, "/");
64 if (StringUtils.isEmpty(res)) {
65 return "/";
66 }
67 return res;
68 }
69
70 public static String getFileName(String path) {
71 if (path.indexOf("/") >= 0) {
72 return StringUtils.substringAfterLast(path, "/");
73 }
74 return path;
75 }
76
77 /**
78 * Returns the extension of the file denoted by the path excluding the dot. More specifically returns the part of
79 * the string after the last dot. If there's no dot in the path it returns the empty string.
80 */
81 public static String getExtension(String path) {
82 if (path == null) {
83 return null;
84 }
85 return StringUtils.substringAfterLast(getFileName(path), ".");
86 }
87
88 /**
89 * Removes the extension from a path if one exists.
90 */
91 public static String stripExtension(String path) {
92 return StringUtils.substringBeforeLast(path, ".");
93 }
94 }