internal override bool TryGetTypeByName(
string fullName,
bool ignoreCase,
out TypeUsage typeUsage)
{
typeUsage = (TypeUsage)null;
MappingBase map = (MappingBase)null;
if (this.MetadataWorkspace.TryGetMap(fullName, DataSpace.OSpace, ignoreCase, DataSpace.OCSpace, out map))
{
if (map.EdmItem.BuiltInTypeKind == BuiltInTypeKind.PrimitiveType)
{
PrimitiveType mappedPrimitiveType = this.MetadataWorkspace.GetMappedPrimitiveType(((PrimitiveType)map.EdmItem).PrimitiveTypeKind, DataSpace.CSpace);
if (mappedPrimitiveType != null)
{
typeUsage = EdmProviderManifest.Instance.GetCanonicalModelTypeUsage(mappedPrimitiveType.PrimitiveTypeKind);
}
}
else
{
typeUsage = ClrPerspective.GetMappedTypeUsage(map);
}
}
return(null != typeUsage);
}
// <summary>
// This internal method ensures that the specified type is a scalar
// type supported by the underlying provider by ensuring that scalar
// metadata for this type is retrievable.
// </summary>
internal bool ValidateParameterType(ClrPerspective perspective)
{
TypeUsage type;
// The parameter type metadata is only valid if it's scalar or enumeration type metadata.
if ((perspective.TryGetType(_mappableType, out type))
&& (TypeSemantics.IsScalarType(type)))
{
return true;
}
return false;
}