Core/Castle.Core/Resource/ConfigResource.cs

   1 // Copyright 2004-2008 Castle Project - http://www.castleproject.org/
   2 //
   3 // Licensed under the Apache License, Version 2.0 (the "License");
   4 // you may not use this file except in compliance with the License.
   5 // You may obtain a copy of the License at
   6 //
   7 //     http://www.apache.org/licenses/LICENSE-2.0
   8 //
   9 // Unless required by applicable law or agreed to in writing, software
  10 // distributed under the License is distributed on an "AS IS" BASIS,
  11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  12 // See the License for the specific language governing permissions and
  13 // limitations under the License.
  14
  15 namespace Castle.Core.Resource
  16 {
  17         using System;
  18         using System.Configuration;
  19         using System.IO;
  20         using System.Text;
  21         using System.Xml;
  22
  23         #if !SILVERLIGHT
  24
  25         public class ConfigResource : AbstractResource
  26         {
  27                 private readonly XmlNode configSectionNode;
  28                 private string sectionName;
  29
  30                 public ConfigResource() : this("castle")
  31                 {
  32                 }
  33
  34                 public ConfigResource(CustomUri uri) : this(uri.Host)
  35                 {
  36                 }
  37
  38                 public ConfigResource(String sectionName)
  39                 {
  40                         this.sectionName = sectionName;
  41
  42                         XmlNode node = (XmlNode) ConfigurationManager.GetSection(sectionName);
  43
  44                         if (node == null)
  45                         {
  46                                 String message = String.Format(
  47                                         "Could not find section '{0}' in the configuration file associated with this domain.", sectionName);
  48                                 throw new ConfigurationErrorsException(message);
  49                         }
  50
  51                         // TODO: Check whether it's CData section
  52                         configSectionNode = node;
  53                 }
  54
  55                 public override TextReader GetStreamReader()
  56                 {
  57                         return new StringReader(configSectionNode.OuterXml);
  58                 }
  59
  60                 public override TextReader GetStreamReader(Encoding encoding)
  61                 {
  62                         throw new NotSupportedException("Encoding is not supported");
  63                 }
  64
  65                 public override IResource CreateRelative(String relativePath)
  66                 {
  67                         return new ConfigResource(relativePath);
  68                 }
  69
  70                 public override void Dispose()
  71                 {
  72                 }
  73
  74                 public override string ToString()
  75                 {
  76                         return String.Format("ConfigResource: [{0}]", sectionName);
  77                 }
  78         }
  79
  80         #endif
  81 }