diff options
Diffstat (limited to 'src/mscorlib/shared/System/Reflection/ParameterInfo.cs')
| -rw-r--r-- | src/mscorlib/shared/System/Reflection/ParameterInfo.cs | 41 |
1 files changed, 40 insertions, 1 deletions
diff --git a/src/mscorlib/shared/System/Reflection/ParameterInfo.cs b/src/mscorlib/shared/System/Reflection/ParameterInfo.cs index fd130e569b..94bfffaa53 100644 --- a/src/mscorlib/shared/System/Reflection/ParameterInfo.cs +++ b/src/mscorlib/shared/System/Reflection/ParameterInfo.cs @@ -54,7 +54,46 @@ namespace System.Reflection public object GetRealObject(StreamingContext context) { - throw new PlatformNotSupportedException(); + // Once all the serializable fields have come in we can set up the real + // instance based on just two of them (MemberImpl and PositionImpl). + + if (MemberImpl == null) + throw new SerializationException(SR.Serialization_InsufficientState); + + ParameterInfo[] args = null; + + switch (MemberImpl.MemberType) + { + case MemberTypes.Constructor: + case MemberTypes.Method: + if (PositionImpl == -1) + { + if (MemberImpl.MemberType == MemberTypes.Method) + return ((MethodInfo)MemberImpl).ReturnParameter; + else + throw new SerializationException(SR.Serialization_BadParameterInfo); + } + else + { + args = ((MethodBase)MemberImpl).GetParametersNoCopy(); + + if (args != null && PositionImpl < args.Length) + return args[PositionImpl]; + else + throw new SerializationException(SR.Serialization_BadParameterInfo); + } + + case MemberTypes.Property: + args = ((PropertyInfo)MemberImpl).GetIndexParameters(); + + if (args != null && PositionImpl > -1 && PositionImpl < args.Length) + return args[PositionImpl]; + else + throw new SerializationException(SR.Serialization_BadParameterInfo); + + default: + throw new SerializationException(SR.Serialization_NoParameterInfo); + } } public override string ToString() => ParameterType.FormatTypeName() + " " + Name; |