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;
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);
}
}