// Determine context
EPStatementStopMethod stopStatementMethod;
EPStatementDestroyMethod destroyStatementMethod;
Viewable finalViewable;
AggregationService aggregationService;
Map<ExprSubselectNode, SubSelectStrategyHolder> subselectStrategyInstances;
Map<ExprPriorNode, ExprPriorEvalStrategy> priorStrategyInstances;
Map<ExprPreviousNode, ExprPreviousEvalStrategy> previousStrategyInstances;
List<StatementAgentInstancePreload> preloadList = Collections.emptyList();