Implementation of System.Reflection.ParameterInfo.HasDefaultValue

[mono.git] / mcs / class / corlib / System.Reflection / MonoParameterInfo.cs

diff --git a/mcs/class/corlib/System.Reflection/MonoParameterInfo.cs b/mcs/class/corlib/System.Reflection/MonoParameterInfo.cs
index 327166e4488c3dd2bef30c5db266ece13db30b3b..ce4fdda324c6944a7fda60656fcdcfae736cef70 100644 (file)
--- a/mcs/class/corlib/System.Reflection/MonoParameterInfo.cs
+++ b/mcs/class/corlib/System.Reflection/MonoParameterInfo.cs
@@ -236,5 +236,20 @@ namespace System.Reflection
                                return Type.EmptyTypes;
                        return types;
                }
+
+#if NET_4_5
+               public override bool HasDefaultValue {
+                       get { 
+                               object defaultValue = DefaultValue;
+                               if (defaultValue == null)
+                                       return true;
+
+                               if (defaultValue.GetType () == typeof(DBNull) || defaultValue.GetType () == typeof(Missing))
+                                       return false;
+
+                               return true;
+                       }
+               }
+#endif
        }
 }