stateEstimationSubscription = ( IncrementalSubscription ) getBlackboardService().subscribe( StateEstimation.pred );
stateEstimationSubscription = null;
    protected void setupSubscriptions() {        diagnosesWrapperSubscription = ( IncrementalSubscription ) getBlackboardService().subscribe( new UnaryPredicate() {            public boolean execute(Object o) {                if ( o instanceof DiagnosesWrapper) {                    return true ;                }                return false ;            }        }) ;                actionsWrapperSubscription = ( IncrementalSubscription ) getBlackboardService().subscribe( new UnaryPredicate() {            public boolean execute(Object o) {                if ( o instanceof ActionsWrapper) {                    return true ;                }                return false ;            }        }) ;          costBenefitEvaluationSubscription =         ( IncrementalSubscription ) getBlackboardService().subscribe( CostBenefitEvaluation.pred );      stateEstimationSubscription =         ( IncrementalSubscription ) getBlackboardService().subscribe( StateEstimation.pred );}