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[mono.git] / mcs / class / System.Web / System.Web.Util / WebHashCodeProvider.cs
1 //
2 // System.Web.Util.WebHashCodeProvider.cs
3 //
4 // Authors:
5 //   Gaurav Vaish (my_scripts2001@yahoo.com, gvaish@iitk.ac.in)
6 //
7 // (c) Gaurav Vaish 2001
8 //\r
9
10 //
11 // Permission is hereby granted, free of charge, to any person obtaining
12 // a copy of this software and associated documentation files (the
13 // "Software"), to deal in the Software without restriction, including
14 // without limitation the rights to use, copy, modify, merge, publish,
15 // distribute, sublicense, and/or sell copies of the Software, and to
16 // permit persons to whom the Software is furnished to do so, subject to
17 // the following conditions:
18 // 
19 // The above copyright notice and this permission notice shall be
20 // included in all copies or substantial portions of the Software.
21 // 
22 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
23 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
24 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
25 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
26 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
27 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
28 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
29 //
30 \r
31 using System.Collections;\r
32 using System.Globalization;\r
33 \r
34 namespace System.Web.Util\r
35 {\r
36         internal class WebHashCodeProvider : IHashCodeProvider\r
37         {\r
38                 private static IHashCodeProvider defHcp;\r
39 \r
40                 public WebHashCodeProvider()\r
41                 {\r
42                 }\r
43                 \r
44                 int IHashCodeProvider.GetHashCode(object key)\r
45                 {\r
46                         return Default.GetHashCode(key);\r
47                 }\r
48 \r
49                 public static IHashCodeProvider Default\r
50                 {\r
51                         get\r
52                         {\r
53                                 if(defHcp==null)\r
54                                 {\r
55                                          defHcp = new CaseInsensitiveHashCodeProvider(CultureInfo.InvariantCulture);\r
56                                 }\r
57                                 return defHcp;\r
58                         }\r
59                 }\r
60         }\r
61 }\r