Spring Security - Third Edition

Logging in a new user to an application

Now that we are able to add new users to the system, we need to indicate that the user is authenticated. Update SpringSecurityUserContext to set the current user on the SecurityContextHolder object of Spring Security, as follows:

    //src/main/java/com/packtpub/springsecurity/service/    SpringSecurityUserContext.java    public void setCurrentUser(CalendarUser user) {      UserDetails userDetails = userDetailsService.      loadUserByUsername(user.getEmail());      Authentication authentication = new         UsernamePasswordAuthenticationToken(userDetails, user.getPassword(),      userDetails.getAuthorities());      SecurityContextHolder.getContext().      setAuthentication(authentication);    }

The first step we perform is to convert our CalendarUser ...