[DataEventHandler(tableStr(AcxBrandEntity), DataEventType::MappingEntityToDataSource)]
public static void AcxBrandEntity_onMappingEntityToDataSource(Common _sender, DataEventArgs _eventArgs)
{
DataEntityContextEventArgs dataEntityContextEventArgs = _eventArgs;
DataEntityRuntimeContext runtimeContext = dataEntityContextEventArgs.parmEntityContext();
DataEntityDataSourceRuntimeContext DataEntityDataSourceRuntimeContext = dataEntityContextEventArgs.parmEntityDataSourceContext();

}

Get Parameters (DataEntityRuntimeContext/DataEntityRuntimeContext) in Data Entity Events