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 }