2 // TextMessageEncoder.cs
4 // Author: Atsushi Enomoto (atsushi@ximian.com)
6 // Copyright (C) 2005 Novell, Inc (http://www.novell.com)
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:
16 // The above copyright notice and this permission notice shall be
17 // included in all copies or substantial portions of the Software.
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.
29 using System.Collections.ObjectModel;
30 using System.ServiceModel;
34 namespace System.ServiceModel.Channels
36 internal class TextMessageEncoder : MessageEncoder
39 MessageVersion version;
41 public TextMessageEncoder (MessageVersion version, Encoding encoding)
43 this.version = version;
44 this.encoding = encoding;
47 internal Encoding Encoding {
48 get { return encoding; }
51 public override string ContentType {
52 get { return String.Concat (MediaType, "; charset=", encoding.WebName); }
55 public override string MediaType {
56 get { return version.Envelope == EnvelopeVersion.Soap12 ? "application/soap+xml" : "text/xml"; }
59 public override MessageVersion MessageVersion {
60 get { return version; }
64 public override Message ReadMessage (ArraySegment<byte> buffer,
65 BufferManager bufferManager, string contentType)
67 if (bufferManager == null)
68 throw new ArgumentNullException ("bufferManager");
69 var settings = new XmlReaderSettings ();
70 settings.CheckCharacters = false;
71 var ret = Message.CreateMessage (
72 XmlDictionaryReader.CreateDictionaryReader (
73 XmlReader.Create (new StreamReader (
75 buffer.Array, buffer.Offset,
76 buffer.Count), encoding), settings)),
77 // FIXME: supply max header size
80 FillActionContentType (ret, contentType);
84 public override Message ReadMessage (Stream stream,
85 int maxSizeOfHeaders, string contentType)
88 throw new ArgumentNullException ("stream");
89 var settings = new XmlReaderSettings ();
90 settings.CheckCharacters = false;
91 var ret = Message.CreateMessage (
92 XmlDictionaryReader.CreateDictionaryReader (
93 XmlReader.Create (new StreamReader (stream, encoding), settings)),
96 ret.Properties.Encoder = this;
97 FillActionContentType (ret, contentType);
101 void FillActionContentType (Message msg, string contentType)
103 if (contentType.StartsWith ("application/soap+xml", StringComparison.Ordinal)) {
104 var ct = new ContentType (contentType);
105 if (ct.Parameters.ContainsKey ("action"))
106 msg.Headers.Action = ct.Parameters ["action"];
110 public override void WriteMessage (Message message, Stream stream)
113 throw new ArgumentNullException ("message");
115 throw new ArgumentNullException ("stream");
116 VerifyMessageVersion (message);
118 XmlWriterSettings s = new XmlWriterSettings ();
119 s.Encoding = encoding;
120 s.CheckCharacters = false;
121 using (XmlWriter w = XmlWriter.Create (stream, s)) {
122 message.WriteMessage (
123 XmlDictionaryWriter.CreateDictionaryWriter (w));
128 public override ArraySegment<byte> WriteMessage (
129 Message message, int maxMessageSize,
130 BufferManager bufferManager, int messageOffset)
132 VerifyMessageVersion (message);
134 ArraySegment<byte> seg = new ArraySegment<byte> (
135 bufferManager.TakeBuffer (maxMessageSize),
136 messageOffset, maxMessageSize);
137 XmlWriterSettings s = new XmlWriterSettings ();
138 s.Encoding = encoding;
139 s.CheckCharacters = false;
140 using (XmlWriter w = XmlWriter.Create (
141 new MemoryStream (seg.Array, seg.Offset, seg.Count), s)) {
142 message.WriteMessage (
143 XmlDictionaryWriter.CreateDictionaryWriter (w));