public MixinSerializationHelper(SerializationInfo info, StreamingContext context)
{
ArgumentUtility.CheckNotNull("info", info);
_context = context;
var identifierDeserializer = new SerializationInfoConcreteMixinTypeIdentifierDeserializer(info, "__identifier");
var identifier = ConcreteMixinTypeIdentifier.Deserialize(identifierDeserializer);
var pipelineIdentifier = info.GetString("__participantConfigurationID");
var pipeline = SafeServiceLocator.Current.GetInstance <IPipelineRegistry>().Get(pipelineIdentifier);
var mixinType = pipeline.ReflectionService.GetAdditionalType(identifier);
_baseMemberValues = (object[])info.GetValue("__baseMemberValues", typeof(object[]));
// Usually, instantiate a deserialized object using GetSafeUninitializedObject.
// However, _baseMemberValues being null means that the object itself manages its member deserialization via ISerializable. In such a case, we
// need to use the deserialization constructor to instantiate the object.
if (_baseMemberValues != null)
{
_deserializedObject = FormatterServices.GetSafeUninitializedObject(mixinType);
}
else
{
Assertion.IsTrue(typeof(ISerializable).IsAssignableFrom(mixinType));
_deserializedObject = Activator.CreateInstance(
mixinType,
BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance,
null,
new object[] { info, context },
null);
}
SerializationImplementer.RaiseOnDeserializing(_deserializedObject, _context);
}
// Here, we can rely on everything being deserialized as needed.
public void OnDeserialization(object sender)
{
if (_baseMemberValues != null)
{
var baseType = _deserializedObject.GetType().BaseType;
Assertion.IsNotNull(baseType, "Mixed types always have a base type.");
MemberInfo[] baseMembers = FormatterServices.GetSerializableMembers(baseType);
FormatterServices.PopulateObjectMembers(_deserializedObject, baseMembers, _baseMemberValues);
}
SerializationImplementer.RaiseOnDeserialized(_deserializedObject, _context);
SerializationImplementer.RaiseOnDeserialization(_deserializedObject, sender);
// Note: This and Next properties are initialized from the target class via InitializeDeserializedMixinTarget
}
public void ImplementGetObjectData()
{
// TODO 5811: This does exactly the same as what ComplexSerializationEnabler does, but with a different ID (ConcreteMixinTypeIdentifier instead
// of AssembledTypeID) and a different way to get the type back from the pipeline (GetAdditionalType instead of GetAssembledType).
// Consider refactoring ComplexSerializationEnabler to allow this code to be replaced.
SerializationImplementer.ImplementGetObjectDataByDelegation(
_type,
(ctx, baseIsISerializable) =>
Expression.Call(
null,
s_getObjectDataForGeneratedTypesMethod,
ctx.Parameters[0],
ctx.Parameters[1],
ctx.This,
_identifierField,
Expression.Constant(!baseIsISerializable),
Expression.Constant(_pipelineIdentifier)));
}
