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();

    }

    }

    Collection<String> getAuthorities() {

        final Collection<? extends GrantedAuthority> authorities =

                SecurityContextHolder.getContext().getAuthentication().getAuthorities();

        return authorities.stream()

                .map(authority -> authority.getAuthority())

                .collect(Collectors.toList());

    }

}