Use YangInstanceIdentifier.EMPTY

[controller.git] / opendaylight / md-sal / sal-distributed-datastore / src / main / java / org / opendaylight / controller / cluster / datastore / ShardDataTree.java

diff --git a/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/ShardDataTree.java b/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/ShardDataTree.java
index 618ea90e265c33b13c3df266b6ab2f38bb43c52b..17c3cd82c35e73d0e7ed049b27d4eb25fa52d608 100644 (file)
--- a/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/ShardDataTree.java
+++ b/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/ShardDataTree.java
@@ -19,6 +19,7 @@ import org.opendaylight.controller.md.sal.common.api.data.AsyncDataBroker.DataCh
 import org.opendaylight.controller.md.sal.common.api.data.AsyncDataChangeListener;
 import org.opendaylight.controller.md.sal.dom.api.DOMDataTreeChangeListener;
 import org.opendaylight.controller.md.sal.dom.store.impl.DataChangeListenerRegistration;
+import org.opendaylight.yangtools.concepts.Identifier;
 import org.opendaylight.yangtools.concepts.ListenerRegistration;
 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
@@ -45,7 +46,6 @@ import org.slf4j.LoggerFactory;
 @NotThreadSafe
 public class ShardDataTree extends ShardDataTreeTransactionParent {
     private static final Logger LOG = LoggerFactory.getLogger(ShardDataTree.class);
-    private static final YangInstanceIdentifier ROOT_PATH = YangInstanceIdentifier.builder().build();
 
     private final Map<String, ShardDataTreeTransactionChain> transactionChains = new HashMap<>();
     private final ShardDataTreeChangeListenerPublisher treeChangeListenerPublisher;
@@ -163,9 +163,9 @@ public class ShardDataTree extends ShardDataTreeTransactionParent {
     }
 
     private Optional<DataTreeCandidate> readCurrentData() {
-        final Optional<NormalizedNode<?, ?>> currentState = dataTree.takeSnapshot().readNode(ROOT_PATH);
+        final Optional<NormalizedNode<?, ?>> currentState = dataTree.takeSnapshot().readNode(YangInstanceIdentifier.EMPTY);
         return currentState.isPresent() ? Optional.of(DataTreeCandidates.fromNormalizedNode(
-                ROOT_PATH, currentState.get())) : Optional.<DataTreeCandidate>absent();
+            YangInstanceIdentifier.EMPTY, currentState.get())) : Optional.<DataTreeCandidate>absent();
     }
 
     public Entry<ListenerRegistration<DOMDataTreeChangeListener>, Optional<DataTreeCandidate>> registerTreeChangeListener(
@@ -176,7 +176,7 @@ public class ShardDataTree extends ShardDataTreeTransactionParent {
         return new SimpleEntry<>(reg, readCurrentData());
     }
 
-    void applyForeignCandidate(final String identifier, final DataTreeCandidate foreign) throws DataValidationFailedException {
+    void applyForeignCandidate(final Identifier identifier, final DataTreeCandidate foreign) throws DataValidationFailedException {
         LOG.debug("{}: Applying foreign transaction {}", logContext, identifier);
 
         final DataTreeModification mod = dataTree.takeSnapshot().newModification();