Tools/DynamicProxy/Castle.DynamicProxy/Builder/CodeBuilder/Utils/ArgumentsUtil.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.Builder.CodeBuilder.Utils
  16 {
  17         using System;
  18         using System.Reflection;
  19         using System.Reflection.Emit;
  20
  21         using Castle.DynamicProxy.Builder.CodeBuilder.SimpleAST;
  22
  23         /// <summary>
  24         /// Summary description for ArgumentsUtil.
  25         /// </summary>
  26         [CLSCompliant(false)]
  27         public abstract class ArgumentsUtil
  28         {
  29                 public static void EmitLoadOwnerAndReference(Reference reference, ILGenerator il)
  30                 {
  31                         if (reference == null) return;
  32
  33                         EmitLoadOwnerAndReference(reference.OwnerReference, il);
  34
  35                         reference.LoadReference(il);
  36                 }
  37
  38                 public static void InitializeArgumentsByPosition(ArgumentReference[] args)
  39                 {
  40                         for(int i=0; i < args.Length; ++i)
  41                         {
  42                                 args[i].Position = i+1;
  43                         }
  44                 }
  45
  46                 public static Type[] InitializeAndConvert(ArgumentReference[] args)
  47                 {
  48                         Type[] types = new Type[args.Length];
  49
  50                         for(int i=0; i < args.Length; ++i)
  51                         {
  52                                 args[i].Position = i+1;
  53                                 types[i] = args[i].Type;
  54                         }
  55
  56                         return types;
  57                 }
  58
  59                 public static ArgumentReference[] ConvertToArgumentReference(Type[] args)
  60                 {
  61                         ArgumentReference[] arguments = new ArgumentReference[args.Length];
  62
  63                         for(int i=0; i < args.Length; ++i)
  64                         {
  65                                 arguments[i] = new ArgumentReference( args[i] );
  66                         }
  67
  68                         return arguments;
  69                 }
  70
  71                 public static ArgumentReference[] ConvertToArgumentReference(ParameterInfo[] args)
  72                 {
  73                         ArgumentReference[] arguments = new ArgumentReference[args.Length];
  74
  75                         for(int i=0; i < args.Length; ++i)
  76                         {
  77                                 arguments[i] = new ArgumentReference( args[i].ParameterType );
  78                         }
  79
  80                         return arguments;
  81                 }
  82
  83                 public static Expression[] ConvertArgumentReferenceToExpression(ArgumentReference[] args)
  84                 {
  85                         Expression[] expressions = new Expression[args.Length];
  86
  87                         for(int i=0; i < args.Length; ++i)
  88                         {
  89                                 expressions[i] = args[i].ToExpression();
  90                         }
  91
  92                         return expressions;
  93                 }
  94         }
  95 }