2009-05-13 Atsushi Enomoto <atsushi@ximian.com>
[mono.git] / mcs / class / System.ServiceModel / System.ServiceModel.Dispatcher / ActionMessageFilter.cs
1 //
2 // System.ServiceModel.ActionMessageFilter.cs
3 //
4 // Author: Duncan Mak (duncan@novell.com)
5 //
6 // Copyright (C) 2005 Novell, Inc (http://www.novell.com)
7 //
8 // Permission is hereby granted, free of charge, to any person obtaining
9 // a copy of this software and associated documentation files (the
10 // "Software"), to deal in the Software without restriction, including
11 // without limitation the rights to use, copy, modify, merge, publish,
12 // distribute, sublicense, and/or sell copies of the Software, and to
13 // permit persons to whom the Software is furnished to do so, subject to
14 // the following conditions:
15 // 
16 // The above copyright notice and this permission notice shall be
17 // included in all copies or substantial portions of the Software.
18 // 
19 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
20 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
21 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
22 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
23 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
24 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
25 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
26 //
27
28 using System;
29 using System.Collections.Generic;
30 using System.Collections.ObjectModel;
31 using System.Runtime.Serialization;
32 using System.ServiceModel;
33 using System.ServiceModel.Channels;
34
35 namespace System.ServiceModel.Dispatcher {
36         [DataContract]
37         public class ActionMessageFilter : MessageFilter
38         {
39                 ReadOnlyCollection<string> actions;
40
41                 public ActionMessageFilter (params string [] actions)
42                 {
43                         if (actions == null)
44                                 throw new ArgumentNullException ("actions");
45
46                         // remove duplicates
47                         List<string> l = new List<string> ();
48
49                         foreach (string action in actions) {
50                                 if (action == null)
51                                         throw new ArgumentNullException ("actions");
52                                 if (l.Contains (action) == false)
53                                         l.Add (action);
54                         }
55
56                         this.actions = new ReadOnlyCollection<string> (l);
57                 }
58
59                 protected internal override IMessageFilterTable<FilterData> CreateFilterTable<FilterData> ()
60                 {
61                         return new ActionMessageFilterTable<FilterData> ();
62                 }
63
64                 public override bool Match (Message message)
65                 {
66                         foreach (string action in actions)
67                                 if (message.Headers.Action == action || action == "*")
68                                         return true;
69
70                         return false;
71                 }
72
73                 public override bool Match (MessageBuffer buffer)
74                 {
75                         bool retval;
76                         Message m = buffer.CreateMessage ();
77                         retval = Match (m);
78                         m.Close ();
79                         
80                         return retval;
81                 }
82
83                 public ReadOnlyCollection<string> Actions {
84                         get { return actions; }
85                 }
86         }
87 }