private void StoreCollectionValue(LocalBuilder collection, LocalBuilder value, CollectionDataContract collectionContract)
{
if (collectionContract.Kind == CollectionKind.GenericDictionary || collectionContract.Kind == CollectionKind.Dictionary)
{
ClassDataContract keyValuePairContract = DataContract.GetDataContract(value.LocalType) as ClassDataContract;
if (keyValuePairContract == null)
{
DiagnosticUtility.DebugAssert("Failed to create contract for KeyValuePair type");
}
DataMember keyMember = keyValuePairContract.Members[0];
DataMember valueMember = keyValuePairContract.Members[1];
LocalBuilder pairKey = _ilg.DeclareLocal(keyMember.MemberType, keyMember.Name);
LocalBuilder pairValue = _ilg.DeclareLocal(valueMember.MemberType, valueMember.Name);
_ilg.LoadAddress(value);
_ilg.LoadMember(keyMember.MemberInfo);
_ilg.Stloc(pairKey);
_ilg.LoadAddress(value);
_ilg.LoadMember(valueMember.MemberInfo);
_ilg.Stloc(pairValue);
_ilg.Call(collection, collectionContract.AddMethod, pairKey, pairValue);
if (collectionContract.AddMethod.ReturnType != Globals.TypeOfVoid)
{
_ilg.Pop();
}
}
else
{
_ilg.Call(collection, collectionContract.AddMethod, value);
if (collectionContract.AddMethod.ReturnType != Globals.TypeOfVoid)
{
_ilg.Pop();
}
}
}
private LocalBuilder UnwrapNullableObject(LocalBuilder memberValue)// Leaves !HasValue on stack
{
Type memberType = memberValue.LocalType;
Label onNull = _ilg.DefineLabel();
Label end = _ilg.DefineLabel();
_ilg.Load(memberValue);
while (memberType.IsGenericType && memberType.GetGenericTypeDefinition() == Globals.TypeOfNullable)
{
Type innerType = memberType.GetGenericArguments()[0];
_ilg.Dup();
_ilg.Call(XmlFormatGeneratorStatics.GetHasValueMethod.MakeGenericMethod(innerType));
_ilg.Brfalse(onNull);
_ilg.Call(XmlFormatGeneratorStatics.GetNullableValueMethod.MakeGenericMethod(innerType));
memberType = innerType;
}
memberValue = _ilg.DeclareLocal(memberType, "nullableUnwrappedMemberValue");
_ilg.Stloc(memberValue);
_ilg.Load(false); //isNull
_ilg.Br(end);
_ilg.MarkLabel(onNull);
_ilg.Pop();
_ilg.Call(XmlFormatGeneratorStatics.GetDefaultValueMethod.MakeGenericMethod(memberType));
_ilg.Stloc(memberValue);
_ilg.Load(true);//isNull
_ilg.MarkLabel(end);
return(memberValue);
}
void ReadMembers(ClassDataContract classContract, LocalBuilder extensionDataLocal)
{
int memberCount = classContract.MemberNames.Length;
ilg.Call(contextArg, XmlFormatGeneratorStatics.IncrementItemCountMethod, memberCount);
LocalBuilder memberIndexLocal = ilg.DeclareLocal(Globals.TypeOfInt, "memberIndex", -1);
int firstRequiredMember;
bool[] requiredMembers = GetRequiredMembers(classContract, out firstRequiredMember);
bool hasRequiredMembers = (firstRequiredMember < memberCount);
LocalBuilder requiredIndexLocal = hasRequiredMembers ? ilg.DeclareLocal(Globals.TypeOfInt, "requiredIndex", firstRequiredMember) : null;
object forReadElements = ilg.For(null, null, null);
ilg.Call(null, XmlFormatGeneratorStatics.MoveToNextElementMethod, xmlReaderArg);
ilg.IfFalseBreak(forReadElements);
if (hasRequiredMembers)
{
ilg.Call(contextArg, XmlFormatGeneratorStatics.GetMemberIndexWithRequiredMembersMethod, xmlReaderArg, memberNamesArg, memberNamespacesArg, memberIndexLocal, requiredIndexLocal, extensionDataLocal);
}
else
{
ilg.Call(contextArg, XmlFormatGeneratorStatics.GetMemberIndexMethod, xmlReaderArg, memberNamesArg, memberNamespacesArg, memberIndexLocal, extensionDataLocal);
}
if (memberCount > 0)
{
Label[] memberLabels = ilg.Switch(memberCount);
ReadMembers(classContract, requiredMembers, memberLabels, memberIndexLocal, requiredIndexLocal);
ilg.EndSwitch();
}
else
{
ilg.Pop();
}
ilg.EndFor();
if (hasRequiredMembers)
{
ilg.If(requiredIndexLocal, Cmp.LessThan, memberCount);
ilg.Call(null, XmlFormatGeneratorStatics.ThrowRequiredMemberMissingExceptionMethod, xmlReaderArg, memberIndexLocal, requiredIndexLocal, memberNamesArg);
ilg.EndIf();
}
}
