private static IEnumerable <EdmMember> FindIsNullConditionColumns(
MappingFragment mappingFragment)
{
foreach (ConditionPropertyMapping conditionPropertyMapping in ViewLoader.FlattenPropertyMappings(mappingFragment.AllProperties).OfType <ConditionPropertyMapping>())
{
if (conditionPropertyMapping.Column != null && conditionPropertyMapping.IsNull.HasValue)
{
yield return((EdmMember)conditionPropertyMapping.Column);
}
}
}
private static IEnumerable <EdmMember> FindServerGenMembers(
MappingFragment mappingFragment)
{
foreach (ScalarPropertyMapping scalarPropertyMapping in ViewLoader.FlattenPropertyMappings(mappingFragment.AllProperties).OfType <ScalarPropertyMapping>())
{
if (MetadataHelper.GetStoreGeneratedPattern((EdmMember)scalarPropertyMapping.Column) != StoreGeneratedPattern.None)
{
yield return((EdmMember)scalarPropertyMapping.Property);
}
}
}
private static IEnumerable <EdmMember> FindPropertiesMappedToColumns(
Set <EdmMember> columns,
MappingFragment mappingFragment)
{
foreach (ScalarPropertyMapping scalarPropertyMapping in ViewLoader.FlattenPropertyMappings(mappingFragment.AllProperties).OfType <ScalarPropertyMapping>())
{
if (columns.Contains((EdmMember)scalarPropertyMapping.Column))
{
yield return((EdmMember)scalarPropertyMapping.Property);
}
}
}
private static IEnumerable <PropertyMapping> FlattenPropertyMappings(
ReadOnlyCollection <PropertyMapping> propertyMappings)
{
foreach (PropertyMapping propertyMapping in propertyMappings)
{
ComplexPropertyMapping complexPropertyMapping = propertyMapping as ComplexPropertyMapping;
if (complexPropertyMapping != null)
{
foreach (ComplexTypeMapping typeMapping in complexPropertyMapping.TypeMappings)
{
foreach (PropertyMapping flattenPropertyMapping in ViewLoader.FlattenPropertyMappings(typeMapping.AllProperties))
{
yield return(flattenPropertyMapping);
}
}
}
else
{
yield return(propertyMapping);
}
}
}