@Override
 public List<ProjectSystem> detail(int id) {
   List<ProjectSystem> list = projectSystemDAO.detail(id);
   return list;
 }
 @Override
 public void update(ProjectSystem projectSystem) {
   projectSystemDAO.update(projectSystem);
 }
 @Override
 public List<ProjectSystem> findByBudgetId(int budgetId) {
   List<ProjectSystem> list = projectSystemDAO.findByBudgetId(budgetId);
   return list;
 }
 @Override
 public ProjectSystem getById(int id) {
   ProjectSystem projectSystem = projectSystemDAO.getById(id);
   return projectSystem;
 }
 @Override
 public List<ProjectSystem> findAll(int projectId) {
   List<ProjectSystem> list = projectSystemDAO.findAll(projectId);
   return list;
 }
 @Override
 public void save(ProjectSystem projectSystem) {
   projectSystemDAO.save(projectSystem);
 }