mcs/class/System.ServiceModel.Web/System.ServiceModel.Syndication/XmlSyndicationContent.cs

   1 //
   2 // XmlSyndicationContent.cs
   3 //
   4 // Author:
   5 //      Atsushi Enomoto  <atsushi@ximian.com>
   6 //
   7 // Copyright (C) 2007 Novell, Inc (http://www.novell.com)
   8 //
   9 // Permission is hereby granted, free of charge, to any person obtaining
  10 // a copy of this software and associated documentation files (the
  11 // "Software"), to deal in the Software without restriction, including
  12 // without limitation the rights to use, copy, modify, merge, publish,
  13 // distribute, sublicense, and/or sell copies of the Software, and to
  14 // permit persons to whom the Software is furnished to do so, subject to
  15 // the following conditions:
  16 //
  17 // The above copyright notice and this permission notice shall be
  18 // included in all copies or substantial portions of the Software.
  19 //
  20 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  21 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  22 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  23 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  24 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  25 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  26 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  27 //
  28 using System;
  29 using System.Collections.Generic;
  30 using System.Collections.ObjectModel;
  31 using System.IO;
  32 using System.Runtime.Serialization;
  33 using System.Text;
  34 using System.Xml;
  35 using System.Xml.Serialization;
  36
  37 namespace System.ServiceModel.Syndication
  38 {
  39         public class XmlSyndicationContent : SyndicationContent
  40         {
  41                 SyndicationElementExtension extension;
  42                 string type;
  43
  44                 public XmlSyndicationContent (XmlReader reader)
  45                 {
  46                         extension = new SyndicationElementExtension (reader);
  47                 }
  48
  49                 public XmlSyndicationContent (string type, object dataContractExtension, XmlObjectSerializer dataContractSerializer)
  50                 {
  51                         this.type = type;
  52                         extension = new SyndicationElementExtension (dataContractExtension, dataContractSerializer);
  53                 }
  54
  55                 public XmlSyndicationContent (string type, object xmlSerializerExtension, XmlSerializer serializer)
  56                 {
  57                         this.type = type;
  58                         extension = new SyndicationElementExtension (xmlSerializerExtension, serializer);
  59                 }
  60
  61                 public XmlSyndicationContent (string type, SyndicationElementExtension extension)
  62                 {
  63                         this.type = type;
  64                         if (extension == null)
  65                                 throw new ArgumentNullException ("extension");
  66                         this.extension = extension;
  67                 }
  68
  69                 protected XmlSyndicationContent (XmlSyndicationContent source)
  70                 {
  71                         if (source == null)
  72                                 throw new ArgumentNullException ("source");
  73                         type = source.type;
  74                         extension = source.extension;
  75                 }
  76
  77                 public override SyndicationContent Clone ()
  78                 {
  79                         return new XmlSyndicationContent (this);
  80                 }
  81
  82                 public XmlDictionaryReader GetReaderAtContent ()
  83                 {
  84                         XmlReader r = extension.GetReader ();
  85                         if (!(r is XmlDictionaryReader))
  86                                 r = XmlDictionaryReader.CreateDictionaryReader (r);
  87                         return (XmlDictionaryReader) r;
  88                 }
  89
  90                 public TContent ReadContent<TContent> ()
  91                 {
  92                         return extension.GetObject<TContent> ();
  93                 }
  94
  95                 public TContent ReadContent<TContent> (XmlObjectSerializer serializer)
  96                 {
  97                         return extension.GetObject<TContent> (serializer);
  98                 }
  99
 100                 public TContent ReadContent<TContent> (XmlSerializer serializer)
 101                 {
 102                         return extension.GetObject<TContent> (serializer);
 103                 }
 104
 105                 protected override void WriteContentsTo (XmlWriter writer)
 106                 {
 107                         extension.WriteTo (writer);
 108                 }
 109
 110                 public SyndicationElementExtension Extension {
 111                         get { return extension; }
 112                 }
 113
 114                 public override string Type {
 115                         get { return type ?? "text/xml"; }
 116                 }
 117         }
 118 }