private void ImportSystemExceptionDataMembers()
{
/*
* The data members imported for System.Exception are private fields. They must be treated specially.
* The EssentialExceptionFields Dictionary keeps track of which private fields needs to be imported, and also the name that they should be serialized with.
*/
Type type = this.UnderlyingType;
List <DataMember> tempMembers;
tempMembers = new List <DataMember>();
Dictionary <string, DataMember> memberNamesTable = new Dictionary <string, DataMember>();
foreach (string fieldInfoName in EssentialExceptionFields.Keys)
{
FieldInfo member = type.GetField(fieldInfoName, BindingFlags.NonPublic | BindingFlags.DeclaredOnly | BindingFlags.Instance);
if (CanSerializeMember(member))
{
DataMember memberContract = new DataMember(member);
memberContract.Name = DataContract.EncodeLocalName(member.Name);
memberContract.IsRequired = false;
memberContract.IsNullable = DataContract.IsTypeNullable(memberContract.MemberType);
CheckAndAddMember(tempMembers, memberContract, memberNamesTable);
}
}
Interlocked.MemoryBarrier();
_members = tempMembers;
}
private void ImportDataMembers()
{
/*
* DataMembers are used for the deserialization of Exceptions.
* DataMembers represent the fields and/or settable properties that the underlying Exception has.
* The DataMembers are stored and eventually passed to a ClassDataContract created from the underlying Exception.
* The ClassDataContract uses the list of DataMembers to set the fields/properties for the newly created Exception.
* If a DataMember is a property it must be settable.
*/
Type type = this.UnderlyingType;
if (type == Globals.TypeOfException)
{
ImportSystemExceptionDataMembers(); //System.Exception must be handled specially because it is the only exception that imports private fields.
return;
}
List <DataMember> tempMembers;
if (BaseContract != null)
{
tempMembers = new List <DataMember>(BaseContract.Members); //Don't set tempMembers = BaseContract.Members and then start adding, because this alters the base's reference.
}
else
{
tempMembers = new List <DataMember>();
}
Dictionary <string, DataMember> memberNamesTable = new Dictionary <string, DataMember>();
MemberInfo[] memberInfos;
memberInfos = type.GetMembers(BindingFlags.DeclaredOnly | BindingFlags.Instance | BindingFlags.Public);
for (int i = 0; i < memberInfos.Length; i++)
{
MemberInfo member = memberInfos[i];
//Public properties with set methods can be deserialized with the ClassDataContract
PropertyInfo publicProperty = member as PropertyInfo;
if (publicProperty != null && publicProperty.SetMethod != null)
{
DataMember memberContract = new DataMember(member);
memberContract.Name = DataContract.EncodeLocalName(member.Name);
memberContract.IsRequired = false;
memberContract.IsNullable = DataContract.IsTypeNullable(memberContract.MemberType);
if (HasNoConflictWithBaseMembers(memberContract))
{
CheckAndAddMember(tempMembers, memberContract, memberNamesTable);
}
}
}
Interlocked.MemoryBarrier();
_members = tempMembers;
}
