// all accesses to session into the engine's scope refer to HttpSession and not to Spago's SessionContainer
public ContextManager getConetxtManager() {
if(conetxtManager == null) {
IContextRetrieverStrategy contextRetriveStrategy;
contextRetriveStrategy = new ExecutionContextRetrieverStrategy( getSpagoBIRequestContainer() );
conetxtManager = new ContextManager(super.getSpagoBIHttpSessionContainer(), contextRetriveStrategy);
}
List list = conetxtManager.getKeys();