import java.util.HashSet;
import java.util.concurrent.Callable;
import org.opendaylight.netconf.sal.connect.api.NetconfDeviceSchemasResolver;
+import org.opendaylight.netconf.sal.connect.api.RemoteDeviceId;
import org.opendaylight.netconf.sal.connect.netconf.listener.NetconfSessionPreferences;
import org.opendaylight.netconf.sal.connect.netconf.sal.NetconfDeviceRpc;
import org.opendaylight.netconf.sal.connect.netconf.schema.NetconfRemoteSchemaYangSourceProvider;
import org.opendaylight.netconf.sal.connect.netconf.schema.YangLibrarySchemaYangSourceProvider;
import org.opendaylight.netconf.sal.connect.netconf.schema.mapping.BaseSchema;
-import org.opendaylight.netconf.sal.connect.util.RemoteDeviceId;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;