import org.opendaylight.controller.sal.authorization.UserLevel;
import org.opendaylight.controller.sal.utils.ServiceHelper;
import org.opendaylight.controller.usermanager.AuthResponse;
+import org.opendaylight.controller.usermanager.AuthenticatedUser;
import org.opendaylight.controller.usermanager.IAAAProvider;
import org.opendaylight.controller.usermanager.IUserManager;
import org.opendaylight.controller.usermanager.ServerConfig;