1 /**
2 * This file Copyright (c) 2003-2010 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 info.magnolia.context.MgnlContext;
37 import org.apache.commons.lang.StringUtils;
38
39 /**
40 * @author gjoseph
41 * @version $Revision: $ ($Author: $)
42 */
43 public class SelectorUtil {
44 /**
45 * <p>
46 * get selector as requested from the URI. The selector is the part between the handle and the extension.
47 * selector("http://server/a.x.1.f.4.html") = "x.1.f.4"
48 * </p>
49 * <strong>Warning - this might change in the future - see MAGNOLIA-2343 for details.</strong>
50 *
51 * @return selector String as requested from the URI
52 */
53 public static String getSelector() {
54 return MgnlContext.getAggregationState().getSelector();
55 }
56
57 /**
58 * Get the selector by index
59 * <strong>Warning - this might change in the future - see MAGNOLIA-2343 for details.</strong>
60 *
61 * @return the selector value
62 */
63 public static String getSelector(int index) {
64 String[] selectors = StringUtils.split(getSelector(), ".");
65 if (selectors.length > index) {
66 return selectors[index];
67 }
68 return null;
69 }
70 }