@Override
public void update(Module module, String newTitle) throws ServiceException {
try {
if (moduleDAO.isModuleExistent(module)) {
moduleDAO.update(module, newTitle);
} else {
throw new ServiceException(ServiceException.FAILED_MODULE_INNEXISTENT);
}
} catch (DAOException daoException) {
throw new ServiceException(daoException.getMessage());
}
}
@Override
public List<Module> getAll(String course) throws ServiceException {
try {
Course associatedCourse = new Course();
associatedCourse.setTitle(course);
if (coursesDAO.isCourseExistent(associatedCourse)) {
return moduleDAO.getAll(course);
} else {
throw new ServiceException(ServiceException.FAILED_COURSE_INNEXISTENT);
}
} catch (DAOException daoException) {
throw new ServiceException(daoException.getMessage());
}
}
@Override
public Module get(String title, String course) throws ServiceException {
try {
Module module = new Module();
module.setTitle(title);
module.setCourse(course);
if (moduleDAO.isModuleExistent(module)) {
return moduleDAO.get(title, course);
} else {
throw new ServiceException(ServiceException.FAILED_MODULE_INNEXISTENT);
}
} catch (DAOException daoException) {
throw new ServiceException(daoException.getMessage());
}
}
@Override
public void storeModule(Module module) throws ServiceException {
try {
Course associatedCourse = new Course();
associatedCourse.setTitle(module.getCourse());
if (coursesDAO.isCourseExistent(associatedCourse)) {
if (!moduleDAO.isModuleExistent(module)) {
moduleDAO.storeModule(module);
} else {
throw new ServiceException(ServiceException.FAILED_MODULE_ALREADY_EXISTS);
}
} else {
throw new ServiceException(ServiceException.FAILED_COURSE_INNEXISTENT);
}
} catch (DAOException daoException) {
throw new ServiceException(daoException.getMessage());
}
}