import org.opendaylight.openflowplugin.api.openflow.device.DeviceInfo;
import org.opendaylight.openflowplugin.api.openflow.mastership.MastershipChangeRegistration;
import org.opendaylight.openflowplugin.api.openflow.mastership.MastershipChangeService;
-import org.opendaylight.openflowplugin.api.openflow.mastership.MastershipChangeServiceManager;
-import org.opendaylight.openflowplugin.api.openflow.mastership.ReconciliationFrameworkRegistration;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;