import com.google.common.base.Optional;
import com.google.common.collect.Sets;
import org.opendaylight.controller.config.util.ConfigRegistryClient;
import com.google.common.base.Optional;
import com.google.common.collect.Sets;
import org.opendaylight.controller.config.util.ConfigRegistryClient;
import org.opendaylight.controller.netconf.confignetconfconnector.operations.Commit;
import org.opendaylight.controller.netconf.confignetconfconnector.operations.DiscardChanges;
import org.opendaylight.controller.netconf.confignetconfconnector.operations.Validate;
import org.opendaylight.controller.netconf.confignetconfconnector.operations.Commit;
import org.opendaylight.controller.netconf.confignetconfconnector.operations.DiscardChanges;
import org.opendaylight.controller.netconf.confignetconfconnector.operations.Validate;