X-Git-Url: https://git.opendaylight.org/gerrit/gitweb?p=controller.git;a=blobdiff_plain;f=opendaylight%2Fmd-sal%2Fsal-distributed-datastore%2Fsrc%2Fmain%2Fjava%2Forg%2Fopendaylight%2Fcontroller%2Fcluster%2Fdatastore%2FShardDataTreeChangePublisherActor.java;h=6b716197429eb87c08c5e68170bbdab09b59829d;hp=927e39ff01bf8be284648abdeda81651b77c1aef;hb=b5d01b5d28d52413bf45b626b746c1519685058c;hpb=75391ff5ac6e463936716ae78e74c1cf0a5a58a2

diff --git a/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/ShardDataTreeChangePublisherActor.java b/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/ShardDataTreeChangePublisherActor.java
index 927e39ff01..6b71619742 100644
--- a/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/ShardDataTreeChangePublisherActor.java
+++ b/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/ShardDataTreeChangePublisherActor.java
@@ -7,14 +7,15 @@
  */
 package org.opendaylight.controller.cluster.datastore;
 
+import static java.util.Objects.requireNonNull;
+
 import akka.actor.Props;
-import com.google.common.base.Optional;
-import com.google.common.base.Preconditions;
+import java.util.Optional;
 import java.util.function.Consumer;
 import org.opendaylight.mdsal.dom.api.DOMDataTreeChangeListener;
 import org.opendaylight.yangtools.concepts.ListenerRegistration;
 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
-import org.opendaylight.yangtools.yang.data.api.schema.tree.DataTreeCandidate;
+import org.opendaylight.yangtools.yang.data.tree.api.DataTreeCandidate;
 
 /**
  * Actor used to generate and publish DataTreeChange notifications.
@@ -59,10 +60,10 @@ public final class ShardDataTreeChangePublisherActor
         RegisterListener(final YangInstanceIdentifier path, final DOMDataTreeChangeListener listener,
                 final Optional<DataTreeCandidate> initialState,
                 final Consumer<ListenerRegistration<DOMDataTreeChangeListener>> onRegistration) {
-            this.path = Preconditions.checkNotNull(path);
-            this.listener = Preconditions.checkNotNull(listener);
-            this.initialState = Preconditions.checkNotNull(initialState);
-            this.onRegistration = Preconditions.checkNotNull(onRegistration);
+            this.path = requireNonNull(path);
+            this.listener = requireNonNull(listener);
+            this.initialState = requireNonNull(initialState);
+            this.onRegistration = requireNonNull(onRegistration);
         }
 
         @Override