[Spring Security] Authotization

Entity:

package com.frankmoley.security.app.auth;

import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.Table;

@Entity
@Table(name="AUTH_USER_GROUP")
public class AuthGroup {
    @Id
    @Column(name="AUTH_USER_GROUP_ID")
    @GeneratedValue(strategy = GenerationType.AUTO)
    private long id;
    @Column(name="USERNAME")
    private String username;
    @Column(name="AUTH_GROUP")
    private String authGroup;

    public long getId() {
        return id;
    }

    public void setId(long id) {
        this.id = id;
    }

    public String getUsername() {
        return username;
    }

    public void setUsername(String username) {
        this.username = username;
    }

    public String getAuthGroup() {
        return authGroup;
    }

    public void setAuthGroup(String authGroup) {
        this.authGroup = authGroup;
    }
}

Repository:

package com.frankmoley.security.app.auth;

import org.springframework.data.jpa.repository.JpaRepository;

import java.util.List;

public interface AuthGroupRepository extends JpaRepository<AuthGroup, Long> {
    List<AuthGroup> findByUsername(String username);
}

Config;

package com.frankmoley.security.app;

import com.frankmoley.security.app.auth.LandonUserDetailsService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.security.authentication.dao.DaoAuthenticationProvider;
import org.springframework.security.config.annotation.authentication.builders.AuthenticationManagerBuilder;
import org.springframework.security.config.annotation.method.configuration.EnableGlobalMethodSecurity;
import org.springframework.security.config.annotation.web.builders.HttpSecurity;
import org.springframework.security.config.annotation.web.configuration.EnableWebSecurity;
import org.springframework.security.config.annotation.web.configuration.WebSecurityConfigurerAdapter;
import org.springframework.security.core.authority.mapping.GrantedAuthoritiesMapper;
import org.springframework.security.core.authority.mapping.SimpleAuthorityMapper;
import org.springframework.security.core.userdetails.User;
import org.springframework.security.core.userdetails.UserDetails;
import org.springframework.security.core.userdetails.UserDetailsService;
import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
import org.springframework.security.crypto.password.NoOpPasswordEncoder;
import org.springframework.security.provisioning.InMemoryUserDetailsManager;

import java.util.ArrayList;
import java.util.List;

@Configuration
@EnableWebSecurity
@EnableGlobalMethodSecurity(prePostEnabled = true)
public class ApplicationSecurityConfiguration extends WebSecurityConfigurerAdapter{
    @Autowired
    private LandonUserDetailsService userDetailsService;

    @Bean
    public DaoAuthenticationProvider authenticationProvider(){
        DaoAuthenticationProvider provider = new DaoAuthenticationProvider();
        provider.setUserDetailsService(userDetailsService);
        provider.setPasswordEncoder(new BCryptPasswordEncoder(11));
        provider.setAuthoritiesMapper(authoritiesMapper());
        return provider;
    }

    @Bean
    public GrantedAuthoritiesMapper authoritiesMapper(){
        SimpleAuthorityMapper authorityMapper = new SimpleAuthorityMapper();
        authorityMapper.setConvertToUpperCase(true);
        authorityMapper.setDefaultAuthority("USER");
        return authorityMapper;
    }

    @Override
    protected void configure(AuthenticationManagerBuilder auth) throws Exception {
        auth.authenticationProvider(authenticationProvider());
    }

    @Override
    protected void configure(HttpSecurity http) throws Exception {
        http
                .csrf().disable()
                .authorizeRequests()
                .antMatchers("/", "/index", "/css/*", "/js/*").permitAll()
                .anyRequest().authenticated()
                .and()
                .httpBasic();
    }

}

Controller:

package com.frankmoley.security.app;

import com.frankmoley.security.app.domain.Guest;
import com.frankmoley.security.app.domain.GuestModel;
import com.frankmoley.security.app.service.GuestService;
import org.springframework.http.HttpStatus;
import org.springframework.security.access.prepost.PreAuthorize;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.*;
import org.springframework.web.servlet.ModelAndView;
import org.springframework.web.servlet.View;

import javax.servlet.http.HttpServletRequest;
import java.util.List;

/**
 * @author Frank P. Moley III.
 */
@Controller
@RequestMapping("/")
public class GuestController {

    private final GuestService guestService;

    public GuestController(GuestService guestService){
        super();
        this.guestService = guestService;
    }

    @GetMapping(value={"/", "/index"})
    public String getHomePage(Model model){

        return "index";
    }

    @GetMapping(value="/guests")
    @PreAuthorize("hasRole('ROLE_USER')")
    public String getGuests(Model model){
        List<Guest> guests = this.guestService.getAllGuests();
        model.addAttribute("guests", guests);
        return "guests-view";
    }

    @GetMapping(value="/guests/add")
    @PreAuthorize("hasRole('ROLE_ADMIN')")
    public String getAddGuestForm(Model model){
        return "guest-view";
    }

    @PostMapping(value="/guests")
    @PreAuthorize("hasRole('ROLE_ADMIN')")
    public ModelAndView addGuest(HttpServletRequest request, Model model, @ModelAttribute GuestModel guestModel){
        Guest guest = this.guestService.addGuest(guestModel);
        model.addAttribute("guest", guest);
        request.setAttribute(View.RESPONSE_STATUS_ATTRIBUTE, HttpStatus.TEMPORARY_REDIRECT);
        return new ModelAndView("redirect:/guests/" + guest.getId());
    }

    @GetMapping(value="/guests/{id}")
    @PreAuthorize("hasRole('ROLE_USER')")
    public String getGuest(Model model, @PathVariable long id){
        Guest guest = this.guestService.getGuest(id);
        model.addAttribute("guest", guest);
        return "guest-view";
    }

    @PostMapping(value="/guests/{id}")
    @PreAuthorize("hasRole('ROLE_ADMIN')")
    public String updateGuest(Model model, @PathVariable long id, @ModelAttribute GuestModel guestModel){
        Guest guest = this.guestService.updateGuest(id, guestModel);
        model.addAttribute("guest", guest);
        model.addAttribute("guestModel", new GuestModel());
        return "guest-view";
    }
}