Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
ServletRequestConfiguration |
|
| 3.0;3 |
1 | /* | |
2 | * Licensed to the Apache Software Foundation (ASF) under one or more | |
3 | * contributor license agreements. See the NOTICE file distributed with | |
4 | * this work for additional information regarding copyright ownership. | |
5 | * The ASF licenses this file to You under the Apache License, Version 2.0 | |
6 | * (the "License"); you may not use this file except in compliance with | |
7 | * the License. You may obtain a copy of the License at | |
8 | * | |
9 | * http://www.apache.org/licenses/LICENSE-2.0 | |
10 | * | |
11 | * Unless required by applicable law or agreed to in writing, software | |
12 | * distributed under the License is distributed on an "AS IS" BASIS, | |
13 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
14 | * See the License for the specific language governing permissions and | |
15 | * limitations under the License. | |
16 | */ | |
17 | ||
18 | package org.apache.commons.configuration.web; | |
19 | ||
20 | import java.util.ArrayList; | |
21 | import java.util.Collection; | |
22 | import java.util.Iterator; | |
23 | import java.util.List; | |
24 | ||
25 | import javax.servlet.ServletRequest; | |
26 | ||
27 | import org.apache.commons.collections.iterators.EnumerationIterator; | |
28 | ||
29 | /** | |
30 | * A configuration wrapper to read the parameters of a servlet request. This | |
31 | * configuration is read only, adding or removing a property will throw an | |
32 | * UnsupportedOperationException. | |
33 | * | |
34 | * @author <a href="mailto:ebourg@apache.org">Emmanuel Bourg</a> | |
35 | * @version $Revision: 515306 $, $Date: 2007-03-06 22:15:00 +0100 (Di, 06 Mrz 2007) $ | |
36 | * @since 1.1 | |
37 | */ | |
38 | public class ServletRequestConfiguration extends BaseWebConfiguration | |
39 | { | |
40 | /** Stores the wrapped request.*/ | |
41 | protected ServletRequest request; | |
42 | ||
43 | /** | |
44 | * Create a ServletRequestConfiguration using the request parameters. | |
45 | * | |
46 | * @param request the servlet request | |
47 | */ | |
48 | public ServletRequestConfiguration(ServletRequest request) | |
49 | 11 | { |
50 | 11 | this.request = request; |
51 | 11 | } |
52 | ||
53 | public Object getProperty(String key) | |
54 | { | |
55 | 9 | String[] values = request.getParameterValues(key); |
56 | ||
57 | 9 | if (values == null || values.length == 0) |
58 | { | |
59 | 2 | return null; |
60 | } | |
61 | 7 | else if (values.length == 1) |
62 | { | |
63 | 4 | return handleDelimiters(values[0]); |
64 | } | |
65 | else | |
66 | { | |
67 | // ensure that escape characters in all list elements are removed | |
68 | 3 | List result = new ArrayList(values.length); |
69 | 10 | for (int i = 0; i < values.length; i++) |
70 | { | |
71 | 7 | Object val = handleDelimiters(values[i]); |
72 | 7 | if (val instanceof Collection) |
73 | { | |
74 | 0 | result.addAll((Collection) val); |
75 | 0 | } |
76 | else | |
77 | { | |
78 | 7 | result.add(val); |
79 | } | |
80 | } | |
81 | 3 | return result; |
82 | } | |
83 | } | |
84 | ||
85 | public Iterator getKeys() | |
86 | { | |
87 | 3 | return new EnumerationIterator(request.getParameterNames()); |
88 | } | |
89 | } |