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30 day Evaluation License registered to hlship@comcast.net Your 30 day evaluation period has expired. Please visit http://www.cenqua.com to obtain a licensed version of Clover | |||||||||||||||||||
Source file | Conditionals | Statements | Methods | TOTAL | |||||||||||||||
ServletWebContext.java | 100% | 100% | 100% | 100% |
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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.net.MalformedURLException; | |
18 | import java.net.URL; | |
19 | import java.util.List; | |
20 | ||
21 | import javax.servlet.ServletContext; | |
22 | ||
23 | import org.apache.commons.logging.Log; | |
24 | import org.apache.commons.logging.LogFactory; | |
25 | import org.apache.hivemind.util.Defense; | |
26 | import org.apache.tapestry.describe.DescriptionReceiver; | |
27 | ||
28 | /** | |
29 | * Adapts {@link javax.servlet.ServletContext} as {@link org.apache.tapestry.web.WebContext}. | |
30 | * | |
31 | * @author Howard M. Lewis Ship | |
32 | * @since 4.0 | |
33 | */ | |
34 | public class ServletWebContext implements WebContext | |
35 | { | |
36 | private static final Log LOG = LogFactory.getLog(ServletWebContext.class); | |
37 | ||
38 | private final ServletContext _servletContext; | |
39 | ||
40 | 21 | public void describeTo(DescriptionReceiver receiver) |
41 | { | |
42 | 21 | receiver.describeAlternate(_servletContext); |
43 | } | |
44 | ||
45 | 49 | public ServletWebContext(ServletContext context) |
46 | { | |
47 | 49 | Defense.notNull(context, "context"); |
48 | ||
49 | 49 | _servletContext = context; |
50 | } | |
51 | ||
52 | 1 | public List getAttributeNames() |
53 | { | |
54 | 1 | return WebUtils.toSortedList(_servletContext.getAttributeNames()); |
55 | } | |
56 | ||
57 | 1 | public Object getAttribute(String name) |
58 | { | |
59 | 1 | return _servletContext.getAttribute(name); |
60 | } | |
61 | ||
62 | 2 | public void setAttribute(String name, Object attribute) |
63 | { | |
64 | 2 | if (attribute == null) |
65 | 1 | _servletContext.removeAttribute(name); |
66 | else | |
67 | 1 | _servletContext.setAttribute(name, attribute); |
68 | ||
69 | } | |
70 | ||
71 | 735 | public URL getResource(String path) |
72 | { | |
73 | 735 | try |
74 | { | |
75 | 735 | return _servletContext.getResource(path); |
76 | } | |
77 | catch (MalformedURLException ex) | |
78 | { | |
79 | 1 | LOG.error(WebMessages.errorGettingResource(path, ex), ex); |
80 | ||
81 | 1 | return null; |
82 | } | |
83 | } | |
84 | ||
85 | 1235 | public String getInitParameterValue(String name) |
86 | { | |
87 | 1235 | return _servletContext.getInitParameter(name); |
88 | } | |
89 | ||
90 | 1 | public List getInitParameterNames() |
91 | { | |
92 | 1 | return WebUtils.toSortedList(_servletContext.getInitParameterNames()); |
93 | } | |
94 | ||
95 | 1 | public String getMimeType(String resourcePath) |
96 | { | |
97 | 1 | return _servletContext.getMimeType(resourcePath); |
98 | } | |
99 | } |
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