mcs/class/IKVM.Reflection/FieldInfo.cs

   1 /*
   2   Copyright (C) 2009 Jeroen Frijters
   3
   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.
   7
   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:
  11
  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.
  19
  20   Jeroen Frijters
  21   jeroen@frijters.net
  22
  23 */
  24 using System;
  25
  26 namespace IKVM.Reflection
  27 {
  28         public abstract class FieldInfo : MemberInfo
  29         {
  30                 // prevent external subclasses
  31                 internal FieldInfo()
  32                 {
  33                 }
  34
  35                 public sealed override MemberTypes MemberType
  36                 {
  37                         get { return MemberTypes.Field; }
  38                 }
  39
  40                 public abstract FieldAttributes Attributes { get; }
  41                 public abstract void __GetDataFromRVA(byte[] data, int offset, int length);
  42                 public abstract Object GetRawConstantValue();
  43                 internal abstract FieldSignature FieldSignature { get; }
  44
  45                 public Type FieldType
  46                 {
  47                         get { return this.FieldSignature.FieldType; }
  48                 }
  49
  50                 public Type[] GetOptionalCustomModifiers()
  51                 {
  52                         return this.FieldSignature.GetOptionalCustomModifiers();
  53                 }
  54
  55                 public Type[] GetRequiredCustomModifiers()
  56                 {
  57                         return this.FieldSignature.GetRequiredCustomModifiers();
  58                 }
  59
  60                 public bool IsStatic
  61                 {
  62                         get { return (Attributes & FieldAttributes.Static) != 0; }
  63                 }
  64
  65                 public bool IsLiteral
  66                 {
  67                         get { return (Attributes & FieldAttributes.Literal) != 0; }
  68                 }
  69
  70                 public bool IsInitOnly
  71                 {
  72                         get { return (Attributes & FieldAttributes.InitOnly) != 0; }
  73                 }
  74
  75                 public bool IsNotSerialized
  76                 {
  77                         get { return (Attributes & FieldAttributes.NotSerialized) != 0; }
  78                 }
  79
  80                 public bool IsSpecialName
  81                 {
  82                         get { return (Attributes & FieldAttributes.SpecialName) != 0; }
  83                 }
  84
  85                 public bool IsPublic
  86                 {
  87                         get { return (Attributes & FieldAttributes.FieldAccessMask) == FieldAttributes.Public; }
  88                 }
  89
  90                 public bool IsPrivate
  91                 {
  92                         get { return (Attributes & FieldAttributes.FieldAccessMask) == FieldAttributes.Private; }
  93                 }
  94
  95                 public bool IsFamily
  96                 {
  97                         get { return (Attributes & FieldAttributes.FieldAccessMask) == FieldAttributes.Family; }
  98                 }
  99
 100                 public bool IsFamilyOrAssembly
 101                 {
 102                         get { return (Attributes & FieldAttributes.FieldAccessMask) == FieldAttributes.FamORAssem; }
 103                 }
 104
 105                 public bool IsAssembly
 106                 {
 107                         get { return (Attributes & FieldAttributes.FieldAccessMask) == FieldAttributes.Family; }
 108                 }
 109
 110                 public bool IsFamilyAndAssembly
 111                 {
 112                         get { return (Attributes & FieldAttributes.FieldAccessMask) == FieldAttributes.FamANDAssem; }
 113                 }
 114
 115                 public bool IsPinvokeImpl
 116                 {
 117                         get { return (Attributes & FieldAttributes.PinvokeImpl) != 0; }
 118                 }
 119
 120                 internal abstract int ImportTo(Emit.ModuleBuilder module);
 121
 122                 internal virtual FieldInfo BindTypeParameters(Type type)
 123                 {
 124                         return new GenericFieldInstance(this.DeclaringType.BindTypeParameters(type), this);
 125                 }
 126         }
 127 }