Tools/DynamicProxy/Castle.DynamicProxy/Builder/CodeBuilder/ConstructorCodeBuilder.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.DynamicProxy.Builder.CodeBuilder
  16 {
  17         using System;
  18         using System.Reflection;
  19         using System.Reflection.Emit;
  20
  21         using Castle.DynamicProxy.Builder.CodeBuilder.SimpleAST;
  22         using Castle.DynamicProxy.Builder.CodeBuilder.Utils;
  23
  24         /// <summary>
  25         /// Summary description for ConstructorCodeBuilder.
  26         /// </summary>
  27         [CLSCompliant(false)]
  28         public class ConstructorCodeBuilder : AbstractCodeBuilder
  29         {
  30                 private Type _baseType;
  31
  32                 public ConstructorCodeBuilder(Type baseType, ILGenerator generator) : base(generator)
  33                 {
  34                         _baseType = baseType;
  35                 }
  36
  37                 public void InvokeBaseConstructor()
  38                 {
  39                         InvokeBaseConstructor(ObtainAvailableConstructor());
  40                 }
  41
  42                 internal void InvokeBaseConstructor(ConstructorInfo constructor)
  43                 {
  44                         AddStatement(
  45                                 new ExpressionStatement(
  46                                         new ConstructorInvocationExpression(constructor)));
  47                 }
  48
  49                 internal void InvokeBaseConstructor(ConstructorInfo constructor, params ArgumentReference[] arguments)
  50                 {
  51                         AddStatement(
  52                                 new ExpressionStatement(
  53                                         new ConstructorInvocationExpression(constructor,
  54                                                                             ArgumentsUtil.ConvertArgumentReferenceToExpression(arguments))));
  55                 }
  56
  57                 internal ConstructorInfo ObtainAvailableConstructor()
  58                 {
  59                         return _baseType.GetConstructor(
  60                                 BindingFlags.Instance | BindingFlags.Public | BindingFlags.NonPublic,
  61                                         null, new Type[0], null);
  62                 }
  63         }
  64 }