public static String getWorkName(SIRFilter f, int id) {
public static String getWorkName(SIROperator f, int id) {
    public static String getWorkName(SIRFilter f, int id) {        if (f instanceof SIRPredefinedFilter) {            return f.getName() + "__work__" + id;        } else {            return f.getWork().getName() + "__" + id;        }    }