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         public class ConfigResource : AbstractResource
  24         {
  25                 private readonly XmlNode configSectionNode;
  26                 private string sectionName;
  27
  28                 public ConfigResource() : this("castle")
  29                 {
  30                 }
  31
  32                 public ConfigResource(CustomUri uri) : this(uri.Host)
  33                 {
  34                 }
  35
  36                 public ConfigResource(String sectionName)
  37                 {
  38                         this.sectionName = sectionName;
  39
  40                         XmlNode node = (XmlNode) ConfigurationManager.GetSection(sectionName);
  41
  42                         if (node == null)
  43                         {
  44                                 String message = String.Format(
  45                                         "Could not find section '{0}' in the configuration file associated with this domain.", sectionName);
  46                                 throw new ConfigurationErrorsException(message);
  47                         }
  48
  49                         // TODO: Check whether it's CData section
  50                         configSectionNode = node;
  51                 }
  52
  53                 public override TextReader GetStreamReader()
  54                 {
  55                         return new StringReader(configSectionNode.OuterXml);
  56                 }
  57
  58                 public override TextReader GetStreamReader(Encoding encoding)
  59                 {
  60                         throw new NotSupportedException("Encoding is not supported");
  61                 }
  62
  63                 public override IResource CreateRelative(String relativePath)
  64                 {
  65                         return new ConfigResource(relativePath);
  66                 }
  67
  68                 public override void Dispose()
  69                 {
  70                 }
  71
  72                 public override string ToString()
  73                 {
  74                         return String.Format("ConfigResource: [{0}]", sectionName);
  75                 }
  76         }
  77 }