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1 using System;
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2 using System.Collections;
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3 using System.Reflection;
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4
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5 namespace BLToolkit.TypeBuilder.Builders
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6 {
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7 class FakeParameterInfo : ParameterInfo
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8 {
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9 public FakeParameterInfo(string name, Type type, MemberInfo memberInfo, object[] attributes)
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10 {
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11 _name = name;
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12 _type = type;
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13 _memberInfo = memberInfo;
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14 _attributes = attributes ?? new object[0];
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15 }
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16
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17 public FakeParameterInfo(MethodInfo method) : this(
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18 "ret",
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19 method.ReturnType,
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20 method,
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21 method.ReturnTypeCustomAttributes.GetCustomAttributes(true))
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22 {
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23 }
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24
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25 public override ParameterAttributes Attributes
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26 {
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27 get { return ParameterAttributes.Retval; }
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28 }
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29
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30 public override object DefaultValue
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31 {
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32 get { return DBNull.Value; }
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33 }
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34
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35 private readonly object[] _attributes;
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36
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37 public override object[] GetCustomAttributes(bool inherit)
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38 {
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39 return _attributes;
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40 }
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41
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42 public override object[] GetCustomAttributes(Type attributeType, bool inherit)
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43 {
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44 if (attributeType == null) throw new ArgumentNullException("attributeType");
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45
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46 if (_attributes.Length == 0)
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47 return (object[]) Array.CreateInstance(attributeType, 0);
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48
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49 ArrayList list = new ArrayList();
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50
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51 foreach (object o in _attributes)
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52 if (o.GetType() == attributeType || attributeType.IsInstanceOfType(o))
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53 list.Add(o);
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54
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55 return (object[]) list.ToArray(attributeType);
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56 }
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57
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58 public override bool IsDefined(Type attributeType, bool inherit)
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59 {
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60 if (attributeType == null) throw new ArgumentNullException("attributeType");
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61
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62 foreach (object o in _attributes)
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63 if (o.GetType() == attributeType || attributeType.IsInstanceOfType(o))
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64 return true;
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65
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66 return false;
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67 }
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68
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69 private readonly MemberInfo _memberInfo;
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70 public override MemberInfo Member
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71 {
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72 get { return _memberInfo; }
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73 }
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74
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75 private readonly string _name;
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76 public override string Name
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77 {
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78 get { return _name; }
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79 }
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80
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81 private readonly Type _type;
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82 public override Type ParameterType
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83 {
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84 get { return _type; }
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85 }
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86
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87 public override int Position
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88 {
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89 get { return 0; }
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90 }
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91 }
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92 }
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