javadev / pt-backend

import java.util.Collection;

import java.util.stream.Collectors;

import org.springframework.security.core.GrantedAuthority;

import org.springframework.security.core.context.SecurityContextHolder;

import org.springframework.security.core.userdetails.UserDetails;

import org.springframework.stereotype.Component;

@Component

class SecurityContextHelper {

    String getPrincipal() {

        return ((UserDetails) SecurityContextHolder.getContext().getAuthentication().getPrincipal())

                .getUsername();

    }

    String getCredentials() {

        return SecurityContextHolder.getContext().getAuthentication().getCredentials().toString();

    }

    CustomUserDetails getUserDetails() {

        final Object details =

                SecurityContextHolder.getContext().getAuthentication().getPrincipal();

        if (details instanceof CustomUserDetails) {

            return (CustomUserDetails) details;

        } else {

            return null;

        }

    }

}