@Override
protected Void doExecute(PartakeConnection con, IPartakeDAOs daos) throws DAOException, PartakeException {
IUserTicketAccess enrollmentAccess = daos.getEnrollmentAccess();
List<UserTicket> enrollments = enrollmentAccess.findByUserId(con, userId, offset, limit);
this.totalTicketCount = enrollmentAccess.countByUserId(con, userId);
for (UserTicket enrollment : enrollments) {
if (enrollment == null)
continue;