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 using System.Runtime.InteropServices;
  18
  19 namespace System.Reflection {
  20
  21         [Serializable]
  22         [ClassInterface(ClassInterfaceType.AutoDual)]
  23         public abstract class FieldInfo : MemberInfo {
  24                 public abstract FieldAttributes Attributes {get;}
  25                 public abstract RuntimeFieldHandle FieldHandle {get;}
  26
  27                 internal FieldInfo () {}
  28
  29                 public abstract Type FieldType { get; }
  30
  31                 public abstract object GetValue(object obj);
  32
  33                 public override MemberTypes MemberType {
  34                         get { return MemberTypes.Field;}
  35                 }
  36
  37                 public bool IsLiteral
  38                 {
  39                         get {return (Attributes & FieldAttributes.Literal) != 0;}
  40                 }
  41
  42                 public bool IsStatic
  43                 {
  44                         get {return (Attributes & FieldAttributes.Static) != 0;}
  45                 }
  46
  47                 public bool IsInitOnly
  48                 {
  49                         get {return (Attributes & FieldAttributes.InitOnly) != 0;}
  50                 }
  51                 public Boolean IsPublic
  52                 {
  53                         get
  54                         {
  55                                 return (Attributes & FieldAttributes.FieldAccessMask) == FieldAttributes.Public;
  56                         }
  57                 }
  58                 public Boolean IsPrivate
  59                 {
  60                         get
  61                         {
  62                                 return (Attributes & FieldAttributes.FieldAccessMask) == FieldAttributes.Private;
  63                         }
  64                 }
  65                 public Boolean IsFamily
  66                 {
  67                         get
  68                         {
  69                                 return (Attributes & FieldAttributes.FieldAccessMask) == FieldAttributes.Family;
  70                         }
  71                 }
  72                 public Boolean IsAssembly
  73                 {
  74                         get
  75                         {
  76                                 return (Attributes & FieldAttributes.FieldAccessMask) == FieldAttributes.Assembly;
  77                         }
  78                 }
  79                 public Boolean IsFamilyAndAssembly
  80                 {
  81                         get {
  82                                 return (Attributes & FieldAttributes.FieldAccessMask) == FieldAttributes.FamANDAssem;
  83                         }
  84                 }
  85                 public Boolean IsFamilyOrAssembly
  86                 {
  87                         get
  88                         {
  89                                 return (Attributes & FieldAttributes.FieldAccessMask) == FieldAttributes.FamORAssem;
  90                         }
  91                 }
  92                 public Boolean IsPinvokeImpl
  93                 {
  94                         get
  95                         {
  96                                 return (Attributes & FieldAttributes.PinvokeImpl) == FieldAttributes.PinvokeImpl;
  97                         }
  98                 }
  99                 public Boolean IsSpecialName
 100                 {
 101                         get
 102                         {
 103                                 return (Attributes & FieldAttributes.SpecialName) == FieldAttributes.SpecialName;
 104                         }
 105                 }
 106                 public Boolean IsNotSerialized
 107                 {
 108                         get
 109                         {
 110                                 return (Attributes & FieldAttributes.NotSerialized) == FieldAttributes.NotSerialized;
 111                         }
 112                 }
 113
 114                 public abstract void SetValue (object obj, object val, BindingFlags invokeAttr, Binder binder, CultureInfo culture);
 115
 116                 public void SetValue (object obj, object value)
 117                 {
 118                         SetValue (obj, value, 0, null, null);
 119                 }
 120
 121                 [MethodImplAttribute(MethodImplOptions.InternalCall)]
 122                 private static extern FieldInfo internal_from_handle (IntPtr handle);
 123
 124                 public static FieldInfo GetFieldFromHandle (RuntimeFieldHandle handle)
 125                 {
 126                         return internal_from_handle (handle.Value);
 127                 }
 128         }
 129 }