KickJava   Java API By Example, From Geeks To Geeks.

Java > Open Source Codes > org > ofbiz > webapp > taglib > UrlTag


1 /*
2  * $Id: UrlTag.java 5462 2005-08-05 18:35:48Z jonesde $
3  *
4  * Copyright (c) 2001-2003 The Open For Business Project - www.ofbiz.org
5  *
6  * Permission is hereby granted, free of charge, to any person obtaining a
7  * copy of this software and associated documentation files (the "Software"),
8  * to deal in the Software without restriction, including without limitation
9  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10  * and/or sell copies of the Software, and to permit persons to whom the
11  * Software is furnished to do so, subject to the following conditions:
12  *
13  * The above copyright notice and this permission notice shall be included
14  * in all copies or substantial portions of the Software.
15  *
16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
17  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
18  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
19  * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
20  * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT
21  * OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR
22  * THE USE OR OTHER DEALINGS IN THE SOFTWARE.
23  *
24  */
25 package org.ofbiz.webapp.taglib;
26
27 import java.io.IOException JavaDoc;
28 import javax.servlet.ServletContext JavaDoc;
29 import javax.servlet.http.HttpServletRequest JavaDoc;
30 import javax.servlet.http.HttpServletResponse JavaDoc;
31 import javax.servlet.jsp.JspException JavaDoc;
32 import javax.servlet.jsp.tagext.BodyContent JavaDoc;
33 import javax.servlet.jsp.tagext.BodyTagSupport JavaDoc;
34
35 import org.ofbiz.base.util.Debug;
36 import org.ofbiz.base.util.UtilJ2eeCompat;
37 import org.ofbiz.webapp.control.RequestHandler;
38
39 /**
40  * UrlTag - Creates a URL string prepending the current control path.
41  *
42  * @author <a HREF="mailto:jaz@ofbiz.org">Andy Zeneski</a>
43  * @version $Rev: 5462 $
44  * @since 2.0
45  */
46 public class UrlTag extends BodyTagSupport JavaDoc {
47
48     public static final String JavaDoc module = UrlTag.class.getName();
49
50     public int doEndTag() throws JspException JavaDoc {
51         HttpServletRequest JavaDoc request = (HttpServletRequest JavaDoc) pageContext.getRequest();
52         HttpServletResponse JavaDoc response = (HttpServletResponse JavaDoc) pageContext.getResponse();
53        
54         ServletContext JavaDoc context = (ServletContext JavaDoc) request.getAttribute("servletContext");
55         RequestHandler rh = (RequestHandler) context.getAttribute("_REQUEST_HANDLER_");
56
57         BodyContent JavaDoc body = getBodyContent();
58
59         String JavaDoc baseURL = body.getString();
60         String JavaDoc newURL = rh.makeLink(request, response, baseURL);
61      
62         body.clearBody();
63
64         try {
65             getPreviousOut().print(newURL);
66         } catch (IOException JavaDoc e) {
67             if (UtilJ2eeCompat.useNestedJspException(pageContext.getServletContext())) {
68                 throw new JspException JavaDoc(e.getMessage(), e);
69             } else {
70                 Debug.logError(e, "Server does not support nested exceptions, here is the exception", module);
71                 throw new JspException JavaDoc(e.toString());
72             }
73         }
74         return SKIP_BODY;
75     }
76 }
77
Popular Tags