+ public void addCustomExpression(CustomExpression expression){
+ this.status = Simulation.Status.OUTDATED;
+ log.debug("Simulation must be run again to update custom expression.");
+ customExpressions.add(expression);
+ }
+
+ public void removeCustomExpression(CustomExpression expression){
+ customExpressions.remove(expression);
+ }
+
+ public ArrayList<CustomExpression> getCustomExpressions(){
+ return customExpressions;
+ }
+