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Java > Open Source Codes > org > apache > tapestry > web > HttpServletWebActivator


1 // Copyright 2005 The Apache Software Foundation
2 //
3 // Licensed under the Apache License, Version 2.0 (the "License");
4 // you may not use this file except in compliance with the License.
5 // You may obtain a copy of the License at
6 //
7 // http://www.apache.org/licenses/LICENSE-2.0
8 //
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS,
11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 // See the License for the specific language governing permissions and
13 // limitations under the License.
14
15 package org.apache.tapestry.web;
16
17 import java.util.List JavaDoc;
18
19 import javax.servlet.http.HttpServlet JavaDoc;
20
21 import org.apache.tapestry.describe.DescriptionReceiver;
22
23 /**
24  * Adapts {@link javax.servlet.http.HttpServlet}  as
25  * {@link org.apache.tapestry.web.WebActivator}.
26  *
27  * @author Howard M. Lewis Ship
28  * @since 4.0
29  */
30 public class HttpServletWebActivator implements WebActivator
31 {
32     private HttpServlet JavaDoc _httpServlet;
33
34     public HttpServletWebActivator(HttpServlet JavaDoc servlet)
35     {
36         _httpServlet = servlet;
37     }
38
39     public String JavaDoc getActivatorName()
40     {
41         return _httpServlet.getServletName();
42     }
43
44     public List JavaDoc getInitParameterNames()
45     {
46         return WebUtils.toSortedList(_httpServlet.getInitParameterNames());
47     }
48
49     public String JavaDoc getInitParameterValue(String JavaDoc name)
50     {
51         return _httpServlet.getInitParameter(name);
52     }
53
54     public void describeTo(DescriptionReceiver receiver)
55     {
56         receiver.describeAlternate(_httpServlet);
57     }
58
59 }
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