import org.springframework.security.core.GrantedAuthority;
import org.springframework.security.core.authority.SimpleGrantedAuthority;
import org.springframework.security.core.userdetails.UserDetails;

import ...Role;
import ...User;

public class UserDetailsImpl implements UserDetails {
    private final User user;
    private final Role[] roles;
    private final List<GrantedAuthority> arrayAuths;

    public UserDetailsImpl(User user, Role[] roles) {
        this.user = user;
        this.roles = roles.clone();
        this.arrayAuths = new ArrayList();
        for (Role role : roles) {
            arrayAuths.add(new SimpleGrantedAuthority(role.getName()));
        }
    }
    public User getUser() {
            return user;
    }
    public Role[] getRoles() {
            return roles.clone();
    }
    public Collection<? extends GrantedAuthority> getAuthorities() {
            return new ArrayList<>(arrayAuths);
    }
    public String getPassword() {
            return user.getPassword();
    }
    public String getUsername() {
            return user.getLogin();
    }
    ...
    public boolean isEnabled() {
            return user.isEnabled();
    }
}