private static void PerformActionsOnScope(IAdapterService adapterService, Action <DataScope <TSession, TMetaData> > toPerform, DataScope <TSession, TMetaData> scope) { var before = adapterService.GetBeforeAction(); if (before != null) { before(scope.Adapter); } toPerform(scope); var after = adapterService.GetAfterAction(); if (after != null) { after(scope.Adapter); } }