'Declaration
<CanBeNullAttribute()> Protected Friend MustOverride Function CreateItemSource( _ ByVal mappingContext As DAMappingContext, _ ByVal memberMappingDefinition As DAMemberMappingDefinition _ ) As DAItemSource
'Usage
Dim instance As DAMapper Dim mappingContext As DAMappingContext Dim memberMappingDefinition As DAMemberMappingDefinition Dim value As DAItemSource value = instance.CreateItemSource(mappingContext, memberMappingDefinition)
[CanBeNull()] protected internal abstract DAItemSource CreateItemSource( DAMappingContext mappingContext, DAMemberMappingDefinition memberMappingDefinition )
[CanBeNull()] protected internal: abstract DAItemSource^ CreateItemSource( DAMappingContext^ mappingContext, DAMemberMappingDefinition^ memberMappingDefinition )
Parameters
- mappingContext
- A mapping context for OPC Data Access.
The value of this parameter cannot be
null
(Nothing
in Visual Basic). - memberMappingDefinition
- Member mapping definition for members involved in OPC Data Access mapping.
The value of this parameter cannot be
null
(Nothing
in Visual Basic).
Return Value
This method can return null
(Nothing
in Visual Basic).