Tools/DynamicProxy/Castle.DynamicProxy.Tests/Classes/IDataReaderProxy.cs

   1 // Copyright 2004-2007 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.DynamicProxy.Test.Classes
  16 {
  17         using System;
  18         using System.Collections;
  19         using System.Data;
  20
  21
  22         public class IDataReaderProxy : IInterceptor
  23         {
  24                 private IDataReader _reader = null;
  25                 private static ArrayList _passthroughMethods = new ArrayList();
  26
  27                 static IDataReaderProxy()
  28                 {
  29                         _passthroughMethods.Add("GetType");
  30                         _passthroughMethods.Add("ToString");
  31                 }
  32
  33                 internal IDataReaderProxy(IDataReader reader)
  34                 {
  35                         _reader = reader;
  36                 }
  37
  38                 public static IDataReader NewInstance(IDataReader reader)
  39                 {
  40                         object proxyCommand = null;
  41
  42                         IInterceptor handler = new IDataReaderProxy(reader);
  43
  44                         ProxyGenerator proxyGenerator = new ProxyGenerator();
  45
  46                         proxyCommand = proxyGenerator.CreateProxy(typeof(IDataReader), handler, reader);
  47
  48                         return (IDataReader) proxyCommand;
  49                 }
  50
  51                 public object Intercept(IInvocation invocation, params object[] arguments)
  52                 {
  53                         return invocation.Method.Invoke( _reader, arguments);
  54                 }
  55         }
  56 }