mcs/class/System.XML/System.Xml/XmlUrlResolver.cs

   1 // System.Xml.XmlUrlResolver.cs
   2 //
   3 // Author: Duncan Mak (duncan@ximian.com)
   4 //         Atsushi Enomoto (ginga@kit.hi-ho.ne.jp)
   5 //
   6 // (C) Ximian, Inc.
   7 //
   8
   9 using System.Net;
  10 using System.IO;
  11
  12 namespace System.Xml
  13 {
  14         public class XmlUrlResolver : XmlResolver
  15         {
  16                 // Field
  17                 ICredentials credential;
  18                 WebClient webClientInternal;
  19                 WebClient webClient {
  20                         get {
  21                                 if (webClientInternal == null)
  22                                         webClientInternal = new WebClient ();
  23                                 return webClientInternal;
  24                         }
  25                 }
  26
  27                 // Constructor
  28                 public XmlUrlResolver ()
  29                         : base ()
  30                 {
  31                 }
  32
  33                 // Properties
  34                 public override ICredentials Credentials
  35                 {
  36                         set { credential = value; }
  37                 }
  38
  39                 // Methods
  40                 [MonoTODO("Use Credentials; Uri must be absolute.")]
  41                 public override object GetEntity (Uri absoluteUri, string role, Type ofObjectToReturn)
  42                 {
  43                         // (MS documentation says) parameter role isn't used yet.
  44                         Stream s = null;
  45 //                      webClient.Credentials = credential;
  46                         s = new XmlInputStream (webClient.OpenRead (absoluteUri.ToString ()));
  47                         if (s.GetType ().IsSubclassOf (ofObjectToReturn))
  48                                 return s;
  49                         s.Close ();
  50                         return null;
  51                 }
  52
  53                 public override Uri ResolveUri (Uri baseUri, string relativeUri)
  54                 {
  55                         return new Uri (baseUri, relativeUri);
  56                 }
  57         }
  58 }