2 * Copyright (C) 2001, 2002 The Mir-coders group
4 * This file is part of Mir.
6 * Mir is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * Mir is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with Mir; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 * In addition, as a special exception, The Mir-coders gives permission to link
21 * the code of this program with any library licensed under the Apache Software License,
22 * The Sun (tm) Java Advanced Imaging library (JAI), The Sun JIMI library
23 * (or with modified versions of the above that use the same license as the above),
24 * and distribute linked combinations including the two. You must obey the
25 * GNU General Public License in all respects for all of the code used other than
26 * the above mentioned libraries. If you modify this file, you may extend this
27 * exception to your version of the file, but you are not obligated to do so.
28 * If you do not wish to do so, delete this exception statement from your version.
32 import javax.servlet.http.HttpServletRequest;
33 import javax.servlet.http.HttpServletResponse;
35 import freemarker.template.TemplateModelRoot;
39 * Standard ServletModule, dass eine Template anzeigt, und nicht
40 * mit Daten mischt. Damit ist es moeglich, einfache HTML-Seiten
41 * als templates zu benutzen. Damit kann auf einfache Weise die
42 * Funktionalitaet der Freemarker-Bibliothek (beispielsweise Navigationen
43 * per <code>include</code> einzubauen) benutzt werden. Die Templates
44 * werden aus dem per Konfiguration angegebenem template-Verzeichnis
45 * im Ordner "/html" genommen.
49 public class ServletModuleShow extends ServletModule {
50 private static ServletModuleShow instance = new ServletModuleShow();
53 * Ein ServletModuleShow-Objekt wird ?ber getInstance geliefert. Es gibt zur
54 * Laufzeit nur ein Objekt (Singleton)
55 * @return ServletModuleShow
57 public static ServletModule getInstance() {
62 * Initialisierung leer.
64 private ServletModuleShow() {
68 * defaultAction (s.a ServletModule)
71 public String defaultAction() {
76 * Standardmethode, die die Funktionalitaet des ServletModules implementiert.
78 * @param req Http-Request, das vom Dispatcher durchgereicht wird
79 * @param res Http-Response, die vom Dispatcher durchgereicht wird
80 * @return String fuer Logfile
81 * @exception ServletModuleException
83 public void show(HttpServletRequest req, HttpServletResponse res) throws
86 String idParam = req.getParameter("tmpl");
87 if (! (idParam == null || idParam.equals(""))) {
88 deliver(req, res, (TemplateModelRoot)null,
89 "html/" + idParam + ".template");
92 throw new ServletModuleExc("Invalid template: " + idParam);
96 throw new ServletModuleFailure(e);