X-Git-Url: https://git.opendaylight.org/gerrit/gitweb?a=blobdiff_plain;f=opendaylight%2Fmd-sal%2Fsal-distributed-datastore%2Fsrc%2Fmain%2Fjava%2Forg%2Fopendaylight%2Fcontroller%2Fcluster%2Fdatastore%2FDataChangeListenerProxy.java;h=a1b6b9252eb452082f101fe1bb748fb2d6b28536;hb=f7f22a2284a7ec28c4a35518934e3f9783d503fa;hp=a4ca4562685d4f4b3dc717588d0e35ede957d466;hpb=5c7fe226016d6997f411601502589e86ad9d8f87;p=controller.git

diff --git a/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/DataChangeListenerProxy.java b/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/DataChangeListenerProxy.java
index a4ca456268..a1b6b9252e 100644
--- a/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/DataChangeListenerProxy.java
+++ b/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/DataChangeListenerProxy.java
@@ -9,6 +9,9 @@
 package org.opendaylight.controller.cluster.datastore;
 
 import akka.actor.ActorSelection;
+
+import com.google.common.base.Preconditions;
+
 import org.opendaylight.controller.cluster.datastore.messages.DataChanged;
 import org.opendaylight.controller.md.sal.common.api.data.AsyncDataChangeEvent;
 import org.opendaylight.controller.md.sal.common.api.data.AsyncDataChangeListener;
@@ -23,13 +26,13 @@ public class DataChangeListenerProxy implements AsyncDataChangeListener<YangInst
     private final ActorSelection dataChangeListenerActor;
     private final SchemaContext schemaContext;
 
-    public DataChangeListenerProxy(SchemaContext schemaContext,ActorSelection dataChangeListenerActor) {
-        this.dataChangeListenerActor = dataChangeListenerActor;
+    public DataChangeListenerProxy(SchemaContext schemaContext, ActorSelection dataChangeListenerActor) {
+        this.dataChangeListenerActor = Preconditions.checkNotNull(dataChangeListenerActor, "dataChangeListenerActor should not be null");
         this.schemaContext = schemaContext;
     }
 
     @Override public void onDataChanged(
         AsyncDataChangeEvent<YangInstanceIdentifier, NormalizedNode<?, ?>> change) {
-        dataChangeListenerActor.tell(new DataChanged(schemaContext,change), null);
+        dataChangeListenerActor.tell(new DataChanged(schemaContext, change), null);
     }
 }