Java Code Examples for org.springframework.security.core.userdetails.User#getUsername()

/**
 * Get the {@link CalendarUser} by obtaining the currently logged in Spring Security user's
 * {@link Authentication#getName()} and using that to find the {@link CalendarUser} by email address (since for our
 * application Spring Security usernames are email addresses).
 */
@Override
public CalendarUser getCurrentUser() {

    SecurityContext context = SecurityContextHolder.getContext();
    Authentication authentication = context.getAuthentication();

    if (authentication == null) {
        return null;
    }

    User user = (User)authentication.getPrincipal();
    String email = user.getUsername();

    if (email == null) {
        return null;
    }

    CalendarUser result = calendarService.findUserByEmail(email);
    if (result == null) {
        throw new IllegalStateException(
                "Spring Security is not in synch with CalendarUsers. Could not find user with email " + email);
    }
    return result;
}
 

/**
     * Get the {@link CalendarUser} by obtaining the currently logged in Spring Security user's
     * {@link Authentication#getName()} and using that to find the {@link CalendarUser} by email address (since for our
     * application Spring Security usernames are email addresses).
     */
    @Override
    public CalendarUser getCurrentUser() {
        SecurityContext context = SecurityContextHolder.getContext();
        Authentication authentication = context.getAuthentication();
        if (authentication == null) {
            return null;
        }

        User user = (User)authentication.getPrincipal();
        String email = user.getUsername();
//        String email = user.getEmail();
        if (email == null) {
            return null;
        }
        CalendarUser result = calendarService.findUserByEmail(email);
        if (result == null) {
            throw new IllegalStateException(
                    "Spring Security is not in synch with CalendarUsers. Could not find user with email " + email);
        }
        return result;
    }
 

/**
     * Get the {@link CalendarUser} by obtaining the currently logged in Spring Security user's
     * {@link Authentication#getName()} and using that to find the {@link CalendarUser} by email address (since for our
     * application Spring Security usernames are email addresses).
     */
    @Override
    public CalendarUser getCurrentUser() {
        SecurityContext context = SecurityContextHolder.getContext();
        Authentication authentication = context.getAuthentication();
        if (authentication == null) {
            return null;
        }

        User user = (User)authentication.getPrincipal();
        String email = user.getUsername();
//        String email = user.getEmail();
        if (email == null) {
            return null;
        }
        CalendarUser result = calendarService.findUserByEmail(email);
        if (result == null) {
            throw new IllegalStateException(
                    "Spring Security is not in synch with CalendarUsers. Could not find user with email " + email);
        }
        return result;
    }
 

/**
     * Get the {@link CalendarUser} by obtaining the currently logged in Spring Security user's
     * {@link Authentication#getName()} and using that to find the {@link CalendarUser} by email address (since for our
     * application Spring Security usernames are email addresses).
     */
    @Override
    public CalendarUser getCurrentUser() {
        SecurityContext context = SecurityContextHolder.getContext();
        Authentication authentication = context.getAuthentication();
        if (authentication == null) {
            return null;
        }

        User user = (User)authentication.getPrincipal();
        String email = user.getUsername();
//        String email = user.getEmail();
        if (email == null) {
            return null;
        }
        CalendarUser result = calendarService.findUserByEmail(email);
        if (result == null) {
            throw new IllegalStateException(
                    "Spring Security is not in synch with CalendarUsers. Could not find user with email " + email);
        }
        return result;
    }
 

/**
     * Get the {@link CalendarUser} by obtaining the currently logged in Spring Security user's
     * {@link Authentication#getName()} and using that to find the {@link CalendarUser} by email address (since for our
     * application Spring Security usernames are email addresses).
     */
    @Override
    public CalendarUser getCurrentUser() {
        SecurityContext context = SecurityContextHolder.getContext();
        Authentication authentication = context.getAuthentication();
        if (authentication == null) {
            return null;
        }

        User user = (User)authentication.getPrincipal();
        String email = user.getUsername();
//        String email = user.getEmail();
        if (email == null) {
            return null;
        }
        CalendarUser result = calendarService.findUserByEmail(email);
        if (result == null) {
            throw new IllegalStateException(
                    "Spring Security is not in synch with CalendarUsers. Could not find user with email " + email);
        }
        return result;
    }
 

/**
     * Get the {@link CalendarUser} by obtaining the currently logged in Spring Security user's
     * {@link Authentication#getName()} and using that to find the {@link CalendarUser} by email address (since for our
     * application Spring Security usernames are email addresses).
     */
    @Override
    public CalendarUser getCurrentUser() {
        SecurityContext context = SecurityContextHolder.getContext();
        Authentication authentication = context.getAuthentication();
        if (authentication == null) {
            return null;
        }

        User user = (User)authentication.getPrincipal();
        String email = user.getUsername();
//        String email = user.getEmail();

        if (email == null) {
            return null;
        }
        CalendarUser result = calendarService.findUserByEmail(email);
        if (result == null) {
            throw new IllegalStateException(
                    "Spring Security is not in synch with CalendarUsers. Could not find user with email " + email);
        }
        return result;
    }
 

/**
 * GET  /account : get the current user.
 *
 * @return the ResponseEntity with status 200 (OK) and the current user in body, or status 500 (Internal Server
 * Error) if the user couldn't be returned
 */
@GetMapping("/account")
@Timed
public ResponseEntity<UserVM> getAccount() {
    Authentication authentication = SecurityContextHolder.getContext().getAuthentication();
    try {
        String login;
        if (authentication.getPrincipal() instanceof User) {
            User user = (User) authentication.getPrincipal();
            login = user.getUsername();
            log.debug("The username `{}` has been found using JWT", login);
        } else if (authentication.getPrincipal() instanceof String) {
            login = (String) authentication.getPrincipal();
            log.debug("The username `{}` has been found using OpenID Connect", login);
        } else {
            log.debug("The username could not be found");
            return new ResponseEntity<>(HttpStatus.INTERNAL_SERVER_ERROR);
        }
        UserVM userVM = new UserVM(login,
            authentication.getAuthorities().stream()
                .map(GrantedAuthority::getAuthority).collect(Collectors.toSet()));
        return new ResponseEntity<>(userVM, HttpStatus.OK);
    } catch (NullPointerException | ClassCastException e) {
        return new ResponseEntity<>(HttpStatus.INTERNAL_SERVER_ERROR);
    }
}
 

@Override
public UserDetails loadUserByUsername(String email) throws UsernameNotFoundException {
    User predefinedUser = predefinedUsers.get(email);
    if (predefinedUser == null) {
        return Optional.ofNullable(players.getByEmail(email))
                .map(player -> buildUserDetails(player.getEmail(), player.getPassword(), ROLE_USER))
                .orElse(null);
    }
    return new User(predefinedUser.getUsername(), predefinedUser.getPassword(), predefinedUser.getAuthorities());
}
 

/**
 * Gets the currently logged in username. If no user is logged in, then the "SYSTEM" user is returned.
 *
 * @return the currently logged in user.
 */
public String getCurrentUsername()
{
    String username = SYSTEM_USER;
    if (SecurityContextHolder.getContext().getAuthentication() != null)
    {
        User user = (User) SecurityContextHolder.getContext().getAuthentication().getPrincipal();
        username = user.getUsername();
    }
    return username;
}
 

@RequestMapping("/api/profile")
public ResponseEntity<UserProfile> myProfile() {
    User user = (User) SecurityContextHolder.getContext()
            .getAuthentication().getPrincipal();
    String email = user.getUsername() + "@mailinator.com";

    UserProfile profile = new UserProfile(user.getUsername(), email);

    return ResponseEntity.ok(profile);
}
 

@RequestMapping("/api/profile")
public ResponseEntity<UserProfile> myProfile() {
    User user = (User) SecurityContextHolder.getContext()
            .getAuthentication().getPrincipal();
    String email = user.getUsername() + "@mailinator.com";

    UserProfile profile = new UserProfile(user.getUsername(), email);

    return ResponseEntity.ok(profile);
}
 

/**
 * Creates a new OneOps user from the {@link UserDetails} object.
 *
 * @param user user details.
 */
public OneOpsUser(User user) {
  this(
      user.getUsername(),
      user.getPassword(),
      user.getAuthorities(),
      user.getUsername(),
      AuthDomain.PROD);
}
 

@RequestMapping("/api/profile")
public ResponseEntity<UserProfile> hello() {
    User user = (User) SecurityContextHolder.getContext()
            .getAuthentication().getPrincipal();
    String email = user.getUsername() + "@mailinator.com";

    UserProfile profile = new UserProfile();
    profile.setName(user.getUsername());
    profile.setEmail(email);

    return ResponseEntity.ok(profile);
}
 

@RequestMapping("/api/profile")
public ResponseEntity<UserProfile> myProfile() {
    User user = (User) SecurityContextHolder.getContext()
            .getAuthentication().getPrincipal();
    String email = user.getUsername() + "@mailinator.com";

    UserProfile profile = new UserProfile(user.getUsername(), email);

    return ResponseEntity.ok(profile);
}
 

@RequestMapping("/api/userinfo")
public ResponseEntity<UserInfo> getUserInfo() {
    User user = (User) SecurityContextHolder.getContext()
            .getAuthentication().getPrincipal();
    String email = user.getUsername() + "@spring2go.com";

    UserInfo userInfo = new UserInfo();
    userInfo.setName(user.getUsername());
    userInfo.setEmail(email);

    return ResponseEntity.ok(userInfo);
}
 

/**
 * Helper method to create {@link OneOpsUser} for authentication principal.
 *
 * @param principal authentication principal
 * @return oneops user.
 */
private OneOpsUser getOneOpsUser(User principal) {
  log.debug("Found user details in authentication. Creating OneOps User.");
  String userName = principal.getUsername();
  String password = principal.getPassword();

  if (password == null) {
    log.debug(userName + " credentials are already erased.");
    password = "";
  }
  return new OneOpsUser(
      userName, password, principal.getAuthorities(), userName, AuthDomain.PROD);
}
 

@RequestMapping("/api/profile")
public ResponseEntity<UserProfile> hello() {
    User user = (User) SecurityContextHolder.getContext()
            .getAuthentication().getPrincipal();
    String email = user.getUsername() + "@mailinator.com";

    UserProfile profile = new UserProfile();
    profile.setName(user.getUsername());
    profile.setEmail(email);

    return ResponseEntity.ok(profile);
}
 

@RequestMapping("/api/userinfo")
public ResponseEntity<UserInfo> getUserInfo() {
    User user = (User) SecurityContextHolder.getContext()
            .getAuthentication().getPrincipal();
    String email = user.getUsername() + "@spring2go.com";

    UserInfo userInfo = new UserInfo();
    userInfo.setName(user.getUsername());
    userInfo.setEmail(email);

    return ResponseEntity.ok(userInfo);
}
 

@Override
public JwtSecurityTokenInfo generateToken(Authentication authentication){
	if(authentication==null){
		return null;
	}
	
	LoginUserDetails userDetails = null;
	if(authentication.getPrincipal() instanceof LoginUserDetails){
		userDetails = (LoginUserDetails)authentication.getPrincipal();
	}else{
		User user = (User)authentication.getPrincipal();
		userDetails = new LoginUserDetails(0L, user.getUsername(), "N/A", user.getAuthorities());
	}
	Collection<String> authorities = userDetails.getAuthorities()
									.stream()
									.map(auth->auth.getAuthority())
									.collect(Collectors.toSet());
	String authoritiesString = GuavaUtils.join(authorities, ",");
	DateTime issuteAt = DateTime.now();
	Date expirationDate = issuteAt.plusSeconds(getExpirationInSeconds().intValue()).toDate();
	String token = Jwts.builder()
						.setSubject(userDetails.getUsername())
						.claim(JwtSecurityUtils.CLAIM_USER_ID, userDetails.getUserId())
						.claim(JwtSecurityUtils.CLAIM_AUTHORITIES, authoritiesString)
						.setIssuedAt(issuteAt.toDate())
						.setExpiration(expirationDate)
						.signWith(SignatureAlgorithm.HS512, securityConfig.getJwt().getSigningKey())
						.compact();
	
	return JwtSecurityTokenInfo.builder()
						.token(token)
						.build();
}
 

@Override
@SuppressFBWarnings(value = "BC_UNCONFIRMED_CAST",
    justification = "The ServletRequest is cast to an HttpServletRequest which is always the case since all requests use the HTTP protocol.")
public void doFilter(ServletRequest servletRequest, ServletResponse servletResponse, FilterChain chain) throws IOException, ServletException
{
    try
    {
        // Store the session Id.
        HttpSession session = ((HttpServletRequest) servletRequest).getSession();
        MDC.put(SESSION_ID_KEY, "sessionId=" + session.getId());

        String userId = "";
        // Try to extract the actual username from the security context.
        if (SecurityContextHolder.getContext().getAuthentication() != null)
        {
            Object principal = SecurityContextHolder.getContext().getAuthentication().getPrincipal();
            if (principal instanceof User)
            {
                User user = (User) principal;
                userId = user.getUsername();
            }
            else
            {
                userId = principal.toString();
            }
        }

        MDC.put(USER_ID_KEY, "userId=" + userId);

        // Call the next filter in the chain.
        chain.doFilter(servletRequest, servletResponse);
    }
    finally
    {
        // Remove the MDC properties to ensure they don't accidentally get used by anybody else.
        MDC.remove(USER_ID_KEY);
        MDC.remove(SESSION_ID_KEY);
    }
}