Fix modernization issues

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

diff --git a/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/shardmanager/ShardManager.java b/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/shardmanager/ShardManager.java
index 43446b5ce2ce760d13c29a92e0a38c79acd74d9b..77a0e88393d4760cf251de4d1f4df7bcb904f97e 100644 (file)
--- a/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/shardmanager/ShardManager.java
+++ b/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/shardmanager/ShardManager.java
@@ -9,6 +9,7 @@
 package org.opendaylight.controller.cluster.datastore.shardmanager;
 
 import static akka.pattern.Patterns.ask;
+import static java.util.Objects.requireNonNull;
 
 import akka.actor.ActorRef;
 import akka.actor.Address;
@@ -34,7 +35,6 @@ import akka.persistence.SnapshotOffer;
 import akka.persistence.SnapshotSelectionCriteria;
 import akka.util.Timeout;
 import com.google.common.annotations.VisibleForTesting;
-import com.google.common.base.Preconditions;
 import java.util.ArrayList;
 import java.util.Collection;
 import java.util.Collections;
@@ -1964,10 +1964,10 @@ class ShardManager extends AbstractUntypedPersistentActorWithMetering {
          */
         protected AutoFindPrimaryFailureResponseHandler(final ActorRef targetActor, final String shardName,
                 final String persistenceId, final ActorRef shardManagerActor) {
-            this.targetActor = Preconditions.checkNotNull(targetActor);
-            this.shardName = Preconditions.checkNotNull(shardName);
-            this.persistenceId = Preconditions.checkNotNull(persistenceId);
-            this.shardManagerActor = Preconditions.checkNotNull(shardManagerActor);
+            this.targetActor = requireNonNull(targetActor);
+            this.shardName = requireNonNull(shardName);
+            this.persistenceId = requireNonNull(persistenceId);
+            this.shardManagerActor = requireNonNull(shardManagerActor);
         }
 
         public ActorRef getTargetActor() {