PropertyInfo.cs 5.4 KB

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  1. //
  2. // System.Reflection/PropertyInfo.cs
  3. //
  4. // Author:
  5. // Paolo Molaro ([email protected])
  6. //
  7. // (C) 2001 Ximian, Inc. http://www.ximian.com
  8. // Copyright (C) 2004-2005 Novell, Inc (http://www.novell.com)
  9. //
  10. // Permission is hereby granted, free of charge, to any person obtaining
  11. // a copy of this software and associated documentation files (the
  12. // "Software"), to deal in the Software without restriction, including
  13. // without limitation the rights to use, copy, modify, merge, publish,
  14. // distribute, sublicense, and/or sell copies of the Software, and to
  15. // permit persons to whom the Software is furnished to do so, subject to
  16. // the following conditions:
  17. //
  18. // The above copyright notice and this permission notice shall be
  19. // included in all copies or substantial portions of the Software.
  20. //
  21. // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  22. // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  23. // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  24. // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  25. // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  26. // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  27. // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  28. //
  29. using System.Diagnostics;
  30. using System.Globalization;
  31. using System.Runtime.InteropServices;
  32. using System.Runtime.CompilerServices;
  33. namespace System.Reflection {
  34. [ComVisible (true)]
  35. [ComDefaultInterfaceAttribute (typeof (_PropertyInfo))]
  36. [Serializable]
  37. [ClassInterface(ClassInterfaceType.None)]
  38. #if MOBILE
  39. public abstract class PropertyInfo : MemberInfo {
  40. #else
  41. public abstract class PropertyInfo : MemberInfo, _PropertyInfo {
  42. #endif
  43. public abstract PropertyAttributes Attributes { get; }
  44. public abstract bool CanRead { get; }
  45. public abstract bool CanWrite { get; }
  46. public virtual MethodInfo GetMethod {
  47. get { return GetGetMethod(true); }
  48. }
  49. public virtual MethodInfo SetMethod {
  50. get { return GetSetMethod(true); }
  51. }
  52. public bool IsSpecialName {
  53. get {return (Attributes & PropertyAttributes.SpecialName) != 0;}
  54. }
  55. public override MemberTypes MemberType {
  56. get {return MemberTypes.Property;}
  57. }
  58. public abstract Type PropertyType { get; }
  59. protected PropertyInfo () { }
  60. public MethodInfo[] GetAccessors ()
  61. {
  62. return GetAccessors (false);
  63. }
  64. public abstract MethodInfo[] GetAccessors (bool nonPublic);
  65. public MethodInfo GetGetMethod()
  66. {
  67. return GetGetMethod (false);
  68. }
  69. public abstract MethodInfo GetGetMethod(bool nonPublic);
  70. public abstract ParameterInfo[] GetIndexParameters();
  71. public MethodInfo GetSetMethod()
  72. {
  73. return GetSetMethod (false);
  74. }
  75. public abstract MethodInfo GetSetMethod (bool nonPublic);
  76. [DebuggerHidden]
  77. [DebuggerStepThrough]
  78. public virtual object GetValue (object obj, object[] index)
  79. {
  80. return GetValue(obj, BindingFlags.Default, null, index, null);
  81. }
  82. [DebuggerHidden]
  83. [DebuggerStepThrough]
  84. public object GetValue (object obj)
  85. {
  86. return GetValue(obj, BindingFlags.Default, null, null, null);
  87. }
  88. public abstract object GetValue (object obj, BindingFlags invokeAttr, Binder binder, object[] index, CultureInfo culture);
  89. [DebuggerHidden]
  90. [DebuggerStepThrough]
  91. public virtual void SetValue (object obj, object value, object[] index)
  92. {
  93. SetValue (obj, value, BindingFlags.Default, null, index, null);
  94. }
  95. [DebuggerHidden]
  96. [DebuggerStepThrough]
  97. public void SetValue (object obj, object value)
  98. {
  99. SetValue (obj, value, BindingFlags.Default, null, null, null);
  100. }
  101. public abstract void SetValue (object obj, object value, BindingFlags invokeAttr, Binder binder, object[] index, CultureInfo culture);
  102. public virtual Type[] GetOptionalCustomModifiers () {
  103. return Type.EmptyTypes;
  104. }
  105. public virtual Type[] GetRequiredCustomModifiers () {
  106. return Type.EmptyTypes;
  107. }
  108. static NotImplementedException CreateNIE ()
  109. {
  110. return new NotImplementedException ();
  111. }
  112. public virtual object GetConstantValue () {
  113. throw CreateNIE ();
  114. }
  115. public virtual object GetRawConstantValue() {
  116. throw CreateNIE ();
  117. }
  118. public override bool Equals (object obj)
  119. {
  120. return obj == (object) this;
  121. }
  122. public override int GetHashCode ()
  123. {
  124. return base.GetHashCode ();
  125. }
  126. public static bool operator == (PropertyInfo left, PropertyInfo right)
  127. {
  128. if ((object)left == (object)right)
  129. return true;
  130. if ((object)left == null ^ (object)right == null)
  131. return false;
  132. return left.Equals (right);
  133. }
  134. public static bool operator != (PropertyInfo left, PropertyInfo right)
  135. {
  136. if ((object)left == (object)right)
  137. return false;
  138. if ((object)left == null ^ (object)right == null)
  139. return true;
  140. return !left.Equals (right);
  141. }
  142. #if !MOBILE
  143. void _PropertyInfo.GetIDsOfNames ([In] ref Guid riid, IntPtr rgszNames, uint cNames, uint lcid, IntPtr rgDispId)
  144. {
  145. throw new NotImplementedException ();
  146. }
  147. Type _PropertyInfo.GetType ()
  148. {
  149. // Required or object::GetType becomes virtual final
  150. return base.GetType ();
  151. }
  152. void _PropertyInfo.GetTypeInfo (uint iTInfo, uint lcid, IntPtr ppTInfo)
  153. {
  154. throw new NotImplementedException ();
  155. }
  156. void _PropertyInfo.GetTypeInfoCount (out uint pcTInfo)
  157. {
  158. throw new NotImplementedException ();
  159. }
  160. void _PropertyInfo.Invoke (uint dispIdMember, [In] ref Guid riid, uint lcid, short wFlags, IntPtr pDispParams, IntPtr pVarResult, IntPtr pExcepInfo, IntPtr puArgErr)
  161. {
  162. throw new NotImplementedException ();
  163. }
  164. #endif
  165. }
  166. }