-import javax.annotation.Nonnull;
-import javax.annotation.concurrent.GuardedBy;
-import javax.annotation.concurrent.NotThreadSafe;
-import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
-import org.opendaylight.controller.md.sal.dom.api.ClusteredDOMDataTreeChangeListener;
-import org.opendaylight.controller.md.sal.dom.api.DOMDataTreeChangeService;
-import org.opendaylight.controller.md.sal.dom.api.DOMDataTreeIdentifier;
-import org.opendaylight.controller.md.sal.dom.api.DOMDataWriteTransaction;
-import org.opendaylight.controller.md.sal.dom.api.DOMTransactionChain;
+import org.checkerframework.checker.lock.qual.GuardedBy;
+import org.checkerframework.checker.lock.qual.Holding;