public int saveOrUpdate(Dosen entity) {
   if (entity.getId() == null) {
     return dosenDao.saveDosen(entity);
   } else {
     return dosenDao.updateDosen(entity);
   }
 }
 public int countAllDosenByName(Map<Object, Object> params) {
   return dosenDao.countAllDosenByName(params);
 }
 public int countAllDosen() {
   return dosenDao.countAllDosen();
 }
 public List<Dosen> getAll(Map<Object, Object> params) {
   return dosenDao.getAllDosen(params);
 }
 public List<Dosen> getByNip(Map<Object, Object> params) {
   return dosenDao.getDosenByNip(params);
 }
 public Dosen getById(Integer id) {
   return dosenDao.getDosenById(id);
 }
 public int delete(Dosen entity) {
   return dosenDao.deleteDosen(entity);
 }