2
Copyright (C) 2009 Jeroen Frijters
4
This software is provided 'as-is', without any express or implied
5
warranty. In no event will the authors be held liable for any damages
6
arising from the use of this software.
8
Permission is granted to anyone to use this software for any purpose,
9
including commercial applications, and to alter it and redistribute it
10
freely, subject to the following restrictions:
12
1. The origin of this software must not be misrepresented; you must not
13
claim that you wrote the original software. If you use this software
14
in a product, an acknowledgment in the product documentation would be
15
appreciated but is not required.
16
2. Altered source versions must be plainly marked as such, and must not be
17
misrepresented as being the original software.
18
3. This notice may not be removed or altered from any source distribution.
24
using System.Collections.Generic;
26
namespace IKVM.Reflection
28
public abstract class ParameterInfo : ICustomAttributeProvider
30
// prevent external subclasses
31
internal ParameterInfo()
35
public sealed override bool Equals(object obj)
37
ParameterInfo other = obj as ParameterInfo;
38
return other != null && other.Member == this.Member && other.Position == this.Position;
41
public sealed override int GetHashCode()
43
return this.Member.GetHashCode() * 1777 + this.Position;
46
public static bool operator ==(ParameterInfo p1, ParameterInfo p2)
48
return ReferenceEquals(p1, p2) || (!ReferenceEquals(p1, null) && p1.Equals(p2));
51
public static bool operator !=(ParameterInfo p1, ParameterInfo p2)
56
public abstract string Name { get; }
57
public abstract Type ParameterType { get; }
58
public abstract ParameterAttributes Attributes { get; }
59
public abstract int Position { get; }
60
public abstract object RawDefaultValue { get; }
61
public abstract CustomModifiers __GetCustomModifiers();
62
public abstract bool __TryGetFieldMarshal(out FieldMarshal fieldMarshal);
63
public abstract MemberInfo Member { get; }
64
public abstract int MetadataToken { get; }
65
internal abstract Module Module { get; }
67
public Type[] GetOptionalCustomModifiers()
69
return __GetCustomModifiers().GetOptional();
72
public Type[] GetRequiredCustomModifiers()
74
return __GetCustomModifiers().GetRequired();
79
get { return (Attributes & ParameterAttributes.In) != 0; }
84
get { return (Attributes & ParameterAttributes.Out) != 0; }
89
get { return (Attributes & ParameterAttributes.Lcid) != 0; }
94
get { return (Attributes & ParameterAttributes.Retval) != 0; }
97
public bool IsOptional
99
get { return (Attributes & ParameterAttributes.Optional) != 0; }
102
public bool HasDefaultValue
104
get { return (Attributes & ParameterAttributes.HasDefault) != 0; }
107
public bool IsDefined(Type attributeType, bool inherit)
109
return CustomAttributeData.__GetCustomAttributes(this, attributeType, inherit).Count != 0;
112
public IList<CustomAttributeData> __GetCustomAttributes(Type attributeType, bool inherit)
114
return CustomAttributeData.__GetCustomAttributes(this, attributeType, inherit);
117
public IList<CustomAttributeData> GetCustomAttributesData()
119
return CustomAttributeData.GetCustomAttributes(this);
122
public IEnumerable<CustomAttributeData> CustomAttributes
124
get { return GetCustomAttributesData(); }
128
sealed class ParameterInfoWrapper : ParameterInfo
130
private readonly MemberInfo member;
131
private readonly ParameterInfo forward;
133
internal ParameterInfoWrapper(MemberInfo member, ParameterInfo forward)
135
this.member = member;
136
this.forward = forward;
139
public override string Name
141
get { return forward.Name; }
144
public override Type ParameterType
146
get { return forward.ParameterType; }
149
public override ParameterAttributes Attributes
151
get { return forward.Attributes; }
154
public override int Position
156
get { return forward.Position; }
159
public override object RawDefaultValue
161
get { return forward.RawDefaultValue; }
164
public override CustomModifiers __GetCustomModifiers()
166
return forward.__GetCustomModifiers();
169
public override bool __TryGetFieldMarshal(out FieldMarshal fieldMarshal)
171
return forward.__TryGetFieldMarshal(out fieldMarshal);
174
public override MemberInfo Member
176
get { return member; }
179
public override int MetadataToken
181
get { return forward.MetadataToken; }
184
internal override Module Module
186
get { return member.Module; }