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Java > Open Source Codes > net > mlw > vlh > web > mvc > ReportController


1 /**
2  * Copyright (c) 2003 held jointly by the individual authors.
3  *
4  * This library is free software; you can redistribute it and/or modify it
5  * under the terms of the GNU Lesser General Public License as published
6  * by the Free Software Foundation; either version 2.1 of the License, or
7  * (at your option) any later version.
8  *
9  * This library is distributed in the hope that it will be useful, but
10  * WITHOUT ANY WARRANTY; with out even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12  * GNU Lesser General Public License for more details.
13  *
14  * You should have received a copy of the GNU Lesser General Public License
15  * along with this library; if not, write to the Free Software Foundation,
16  * Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
17  *
18  * > http://www.gnu.org/copyleft/lesser.html
19  * > http://www.opensource.org/licenses/lgpl-license.php
20  */
21 package net.mlw.vlh.web.mvc;
22
23 import java.text.MessageFormat JavaDoc;
24
25 import javax.servlet.http.HttpServletRequest JavaDoc;
26 import javax.servlet.http.HttpServletResponse JavaDoc;
27
28 import org.apache.struts.tiles.ComponentContext;
29 import org.springframework.web.servlet.view.tiles.ComponentControllerSupport;
30
31 /**
32  * This ComponentControllerSupport simply puts an generated Attribute in the ComponentContext. This give the ability to use one tiles def
33  * for many pages.
34  * @author Matthew L. Wilson
35  * @version $Revision: 1.5 $ $Date: 2004/07/21 11:33:28 $
36  */
37 public class ReportController extends ComponentControllerSupport
38 {
39    protected static boolean init = false;
40
41    /**
42     * @see org.springframework.web.servlet.view.tiles.ComponentControllerSupport#doPerform(org.apache.struts.tiles.ComponentContext,
43     * javax.servlet.http.HttpServletRequest, javax.servlet.http.HttpServletResponse)
44     */
45    protected void doPerform(ComponentContext componentContext, HttpServletRequest JavaDoc request, HttpServletResponse JavaDoc response) throws Exception JavaDoc
46    {
47       // The uri will look like: /report/Report.go?report={name}
48 String JavaDoc name = request.getParameter("report");
49
50       // get the definition from the config file. It should look
51 // soomething like: (/WEB-INF/jsp/reports/{0}.jsp)
52 String JavaDoc report = MessageFormat.format(componentContext.getAttribute("body").toString(), new String JavaDoc[] { name });
53
54       componentContext.putAttribute("body", report);
55    }
56 }
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