Tools/Castle.DynamicProxy2/Castle.DynamicProxy/Generators/Emitters/SimpleAST/Reference.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.Generators.Emitters.SimpleAST
  16 {
  17         using System;
  18         using System.Reflection.Emit;
  19
  20         public abstract class Reference
  21         {
  22                 protected Reference owner = SelfReference.Self;
  23
  24                 public Reference()
  25                 {
  26                 }
  27
  28                 public Reference(Reference owner)
  29                 {
  30                         this.owner = owner;
  31                 }
  32
  33                 public Reference OwnerReference
  34                 {
  35                         get { return owner; }
  36                         set { owner = value; }
  37                 }
  38
  39                 public virtual Expression ToExpression()
  40                 {
  41                         return new ReferenceExpression(this);
  42                 }
  43
  44                 public virtual Expression ToAddressOfExpression()
  45                 {
  46                         return new AddressOfReferenceExpression(this);
  47                 }
  48
  49                 public virtual void Generate(ILGenerator gen)
  50                 {
  51                 }
  52
  53                 public abstract void LoadAddressOfReference(ILGenerator gen);
  54
  55                 public abstract void LoadReference(ILGenerator gen);
  56
  57                 public abstract void StoreReference(ILGenerator gen);
  58         }
  59 }