| NamespaceTag.java |
1 /**
2 * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a copy
5 * of this software and associated documentation files (the "Software"), to deal
6 * in the Software without restriction, including without limitation the rights
7 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8 * copies of the Software, and to permit persons to whom the Software is
9 * furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20 * SOFTWARE.
21 */
22
23 package com.liferay.taglib.portlet;
24
25 import com.liferay.portal.kernel.util.JavaConstants;
26
27 import javax.portlet.PortletResponse;
28
29 import javax.servlet.http.HttpServletRequest;
30 import javax.servlet.jsp.JspException;
31 import javax.servlet.jsp.tagext.TagSupport;
32
33 /**
34 * <a href="NamespaceTag.java.html"><b><i>View Source</i></b></a>
35 *
36 * @author Brian Wing Shun Chan
37 *
38 */
39 public class NamespaceTag extends TagSupport {
40
41 public int doStartTag() throws JspException {
42 try {
43 HttpServletRequest request =
44 (HttpServletRequest)pageContext.getRequest();
45
46 PortletResponse portletResponse =
47 (PortletResponse)request.getAttribute(
48 JavaConstants.JAVAX_PORTLET_RESPONSE);
49
50 pageContext.getOut().print(portletResponse.getNamespace());
51 }
52 catch (Exception e) {
53 throw new JspException(e);
54 }
55
56 return SKIP_BODY;
57 }
58
59 public int doEndTag() {
60 return EVAL_PAGE;
61 }
62
63 }