AspectSharp/AspectSharp.Lang/AST/PointCutDefinition.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 AspectSharp.Lang.AST
  16 {
  17         using System;
  18
  19         [Flags]
  20         public enum PointCutFlags
  21         {
  22                 Unspecified,
  23                 Method = 1,
  24                 Property = 2,
  25                 PropertyRead = 4,
  26                 PropertyWrite = 8,
  27         }
  28
  29         /// <summary>
  30         /// Summary description for PointCutDefinition.
  31         /// </summary>
  32         [Serializable]
  33         public class PointCutDefinition : NodeBase
  34         {
  35                 private MethodSignature _targetMethod = AllMethodSignature.Instance;
  36                 private InterceptorDefinitionCollection _advices = new InterceptorDefinitionCollection();
  37                 private PointCutFlags _flags;
  38
  39                 public PointCutDefinition(LexicalInfo info, PointCutFlags flags) : base(info)
  40                 {
  41                         _flags = flags;
  42                 }
  43
  44                 public MethodSignature Method
  45                 {
  46                         get { return _targetMethod; }
  47                         set { _targetMethod = value; }
  48                 }
  49
  50                 public PointCutFlags Flags
  51                 {
  52                         get { return _flags; }
  53                 }
  54
  55                 public InterceptorDefinitionCollection Advices
  56                 {
  57                         get { return _advices; }
  58                 }
  59
  60                 public override bool Equals(object other)
  61                 {
  62                         PointCutDefinition otherCut = other as PointCutDefinition;
  63
  64                         if (otherCut == null)
  65                         {
  66                                 return false;
  67                         }
  68
  69                         if (otherCut.Flags.Equals( Flags ) &&
  70                                 otherCut.Method.Equals( Method ))
  71                         {
  72                                 return true;
  73                         }
  74
  75                         return false;
  76                 }
  77
  78                 public override int GetHashCode()
  79                 {
  80                         // Doh!!
  81                         return ((int) _flags) ^ Method.GetHashCode();
  82                 }
  83
  84                 public override void Accept(IVisitor visitor)
  85                 {
  86                         visitor.OnPointCutDefinition(this);
  87                 }
  88         }
  89 }