Spring Security - Third Edition

Initializing the MongoDB database

With the JPA implementation, we used the data.sql file to initialize the data in our database. For MongoDB implementation, we can remove the data.sql file and replace it with a Java configuration file, which we will call MongoDataInitializer.java:

    //src/main/java/com/packtpub/springsecurity/configuration/    MongoDataInitializer.java    …    @Configuration    public class MongoDataInitializer {       @Autowired       private RoleRepository roleRepository;       @Autowired       private CalendarUserRepository calendarUserRepository;       @Autowired       private EventRepository eventRepository;       @PostConstruct       public void setUp() {           calendarUserRepository.deleteAll();           roleRepository.deleteAll();           eventRepository.deleteAll();           seedRoles(); seedCalendarUsers(); ...