package org.baeldung; import java.util.Arrays; import java.util.HashSet; import javax.annotation.PostConstruct; import org.baeldung.persistence.dao.RoleRepository; import org.baeldung.persistence.dao.UserRepository; import org.baeldung.persistence.model.Role; import org.baeldung.persistence.model.User; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Component; @Component public class Setup { @Autowired private UserRepository userRepository; @Autowired private RoleRepository roleRepository; @PostConstruct private void setupData() { Role roleUser = new Role("ROLE_USER"); roleUser = roleRepository.save(roleUser); Role roleAdmin = new Role("ROLE_ADMIN"); roleAdmin = roleRepository.save(roleAdmin); final User userJohn = new User("john", "john@test.com"); userJohn.setRoles(new HashSet(Arrays.asList(roleUser, roleAdmin))); userRepository.save(userJohn); final User userTom = new User("tom", "tom@test.com"); userTom.setRoles(new HashSet(Arrays.asList(roleUser))); userRepository.save(userTom); } }