| NamespaceTag.java |
1 /**
2 * Copyright (c) 2000-2010 Liferay, Inc. All rights reserved.
3 *
4 * This library is free software; you can redistribute it and/or modify it under
5 * the terms of the GNU Lesser General Public License as published by the Free
6 * Software Foundation; either version 2.1 of the License, or (at your option)
7 * any later version.
8 *
9 * This library is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
11 * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
12 * details.
13 */
14
15 package com.liferay.taglib.portlet;
16
17 import com.liferay.portal.kernel.util.JavaConstants;
18
19 import javax.portlet.PortletResponse;
20
21 import javax.servlet.http.HttpServletRequest;
22 import javax.servlet.jsp.JspException;
23 import javax.servlet.jsp.tagext.TagSupport;
24
25 /**
26 * <a href="NamespaceTag.java.html"><b><i>View Source</i></b></a>
27 *
28 * @author Brian Wing Shun Chan
29 */
30 public class NamespaceTag extends TagSupport {
31
32 public int doStartTag() throws JspException {
33 try {
34 HttpServletRequest request =
35 (HttpServletRequest)pageContext.getRequest();
36
37 PortletResponse portletResponse =
38 (PortletResponse)request.getAttribute(
39 JavaConstants.JAVAX_PORTLET_RESPONSE);
40
41 pageContext.getOut().print(portletResponse.getNamespace());
42 }
43 catch (Exception e) {
44 throw new JspException(e);
45 }
46
47 return SKIP_BODY;
48 }
49
50 public int doEndTag() {
51 return EVAL_PAGE;
52 }
53
54 }