1 /*
2 * $Source$
3 * $Revision$
4 *
5 * Copyright (C) 2000 Tim Joyce
6 *
7 * Part of Melati (http://melati.org), a framework for the rapid
8 * development of clean, maintainable web applications.
9 *
10 * Melati is free software; Permission is granted to copy, distribute
11 * and/or modify this software under the terms either:
12 *
13 * a) the GNU General Public License as published by the Free Software
14 * Foundation; either version 2 of the License, or (at your option)
15 * any later version,
16 *
17 * or
18 *
19 * b) any version of the Melati Software License, as published
20 * at http://melati.org
21 *
22 * You should have received a copy of the GNU General Public License and
23 * the Melati Software License along with this program;
24 * if not, write to the Free Software Foundation, Inc.,
25 * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA to obtain the
26 * GNU General Public License and visit http://melati.org to obtain the
27 * Melati Software License.
28 *
29 * Feel free to contact the Developers of Melati (http://melati.org),
30 * if you would like to work out a different arrangement than the options
31 * outlined here. It is our intention to allow Melati to be used by as
32 * wide an audience as possible.
33 *
34 * This program is distributed in the hope that it will be useful,
35 * but WITHOUT ANY WARRANTY; without even the implied warranty of
36 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
37 * GNU General Public License for more details.
38 *
39 * Contact details for copyright holder:
40 *
41 * Tim Joyce <timj At paneris.org>
42 *
43 */
44
45 package org.melati.template.webmacro;
46
47 import javax.servlet.http.HttpSession;
48
49 import org.melati.template.ServletTemplateContext;
50 import org.melati.util.MelatiBugMelatiException;
51 import org.melati.servlet.MultipartFormField;
52 import org.webmacro.Context;
53 import org.webmacro.servlet.WebContext;
54
55 /**
56 * Implements a template context for Melati using Webmacro.
57 *
58 * @author Tim Joyce
59 */
60 public class WebmacroServletTemplateContext
61 extends WebmacroTemplateContext
62 implements ServletTemplateContext {
63
64 /** The webcontext. */
65 public WebContext webContext;
66
67 /**
68 * Constructor.
69 * @param wc WebMacro context
70 */
71 public WebmacroServletTemplateContext(Context wc) {
72 super(wc);
73 webContext = (WebContext)wc;
74 }
75
76 /**
77 * Returns null if not present, empty string if empty.
78 * {@inheritDoc}
79 * @see org.melati.template.ServletTemplateContext#getFormField(java.lang.String)
80 */
81 public String getFormField(String k) {
82 return webContext.getForm(k);
83 }
84
85 /**
86 * Throws an exception as this is not a multi part form.
87 * Should perhaps throw an exception.
88 * @see org.melati.template.ServletTemplateContext#getMultipartFormField(String)
89 */
90 public MultipartFormField getMultipartFormField(String s) {
91 throw new MelatiBugMelatiException("Cannot return a multi-part field from a non-multi-part form");
92 }
93
94 /**
95 * {@inheritDoc}
96 * @see org.melati.template.ServletTemplateContext#getSession()
97 */
98 public HttpSession getSession() {
99 return webContext.getSession();
100 }
101
102 }
103
104
105
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108