mcs/class/corlib/System.Reflection/FieldInfo.cs

   1 //
   2 // System.Reflection.FieldInfo.cs
   3 //
   4 // Author:
   5 //   Miguel de Icaza (miguel@ximian.com)
   6 //
   7 // (C) Ximian, Inc.  http://www.ximian.com
   8 //
   9 // TODO: Mucho left to implement.
  10 //
  11
  12 using System;
  13 using System.Reflection;
  14 using System.Reflection.Emit;
  15 using System.Globalization;
  16 using System.Runtime.CompilerServices;
  17
  18 namespace System.Reflection {
  19
  20         [Serializable]
  21         public abstract class FieldInfo : MemberInfo {
  22
  23                 public abstract FieldAttributes Attributes {get;}
  24                 public abstract RuntimeFieldHandle FieldHandle {get;}
  25
  26                 public abstract Type FieldType { get; }
  27
  28                 public abstract object GetValue(object obj);
  29
  30                 public override MemberTypes MemberType {
  31                         get { return MemberTypes.Field;}
  32                 }
  33
  34                 public bool IsLiteral
  35                 {
  36                         get {return (Attributes & FieldAttributes.Literal) != 0;}
  37                 }
  38
  39                 public bool IsStatic
  40                 {
  41                         get {return (Attributes & FieldAttributes.Static) != 0;}
  42                 }
  43
  44                 public bool IsInitOnly
  45                 {
  46                         get {return (Attributes & FieldAttributes.InitOnly) != 0;}
  47                 }
  48                 public Boolean IsPublic
  49                 {
  50                         get
  51                         {
  52                                 return (Attributes & FieldAttributes.FieldAccessMask) == FieldAttributes.Public;
  53                         }
  54                 }
  55                 public Boolean IsPrivate
  56                 {
  57                         get
  58                         {
  59                                 return (Attributes & FieldAttributes.FieldAccessMask) == FieldAttributes.Private;
  60                         }
  61                 }
  62                 public Boolean IsFamily
  63                 {
  64                         get
  65                         {
  66                                 return (Attributes & FieldAttributes.FieldAccessMask) == FieldAttributes.Family;
  67                         }
  68                 }
  69                 public Boolean IsAssembly
  70                 {
  71                         get
  72                         {
  73                                 return (Attributes & FieldAttributes.FieldAccessMask) == FieldAttributes.Assembly;
  74                         }
  75                 }
  76                 public Boolean IsFamilyAndAssembly
  77                 {
  78                         get {
  79                                 return (Attributes & FieldAttributes.FieldAccessMask) == FieldAttributes.FamANDAssem;
  80                         }
  81                 }
  82                 public Boolean IsFamilyOrAssembly
  83                 {
  84                         get
  85                         {
  86                                 return (Attributes & FieldAttributes.FieldAccessMask) == FieldAttributes.FamORAssem;
  87                         }
  88                 }
  89                 public Boolean IsPinvokeImpl
  90                 {
  91                         get
  92                         {
  93                                 return (Attributes & FieldAttributes.PinvokeImpl) == FieldAttributes.PinvokeImpl;
  94                         }
  95                 }
  96                 public Boolean IsSpecialName
  97                 {
  98                         get
  99                         {
 100                                 return (Attributes & FieldAttributes.SpecialName) == FieldAttributes.SpecialName;
 101                         }
 102                 }
 103                 public Boolean IsNotSerialized
 104                 {
 105                         get
 106                         {
 107                                 return (Attributes & FieldAttributes.NotSerialized) == FieldAttributes.NotSerialized;
 108                         }
 109                 }
 110
 111                 public abstract void SetValue (object obj, object val, BindingFlags invokeAttr, Binder binder, CultureInfo culture);
 112
 113                 public void SetValue (object obj, object value)
 114                 {
 115                         SetValue (obj, value, 0, null, null);
 116                 }
 117
 118                 [MethodImplAttribute(MethodImplOptions.InternalCall)]
 119                 private static extern FieldInfo internal_from_handle (IntPtr handle);
 120
 121                 public static FieldInfo GetFieldFromHandle (RuntimeFieldHandle handle)
 122                 {
 123                         return internal_from_handle (handle.Value);
 124                 }
 125         }
 126 }