Improve Frontend{Client,History}Metadata

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

diff --git a/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/persisted/FrontendClientMetadata.java b/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/persisted/FrontendClientMetadata.java
index c9b243052868bb7f0f8cd7c4b9461f05ad6a9ecc..c1199699eca057e20e2cfcb95a211cefab44ea04 100644 (file)
--- a/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/persisted/FrontendClientMetadata.java
+++ b/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/persisted/FrontendClientMetadata.java
@@ -22,15 +22,16 @@ import java.io.IOException;
 import java.util.ArrayList;
 import java.util.Collection;
 import java.util.Set;
+import org.eclipse.jdt.annotation.NonNull;
 import org.opendaylight.controller.cluster.access.concepts.ClientIdentifier;
 import org.opendaylight.yangtools.concepts.Identifiable;
 import org.opendaylight.yangtools.concepts.WritableObject;
 import org.opendaylight.yangtools.concepts.WritableObjects;
 
 public final class FrontendClientMetadata implements Identifiable<ClientIdentifier>, WritableObject {
-    private final Collection<FrontendHistoryMetadata> currentHistories;
-    private final RangeSet<UnsignedLong> purgedHistories;
-    private final ClientIdentifier identifier;
+    private final @NonNull ImmutableList<FrontendHistoryMetadata> currentHistories;
+    private final @NonNull ImmutableRangeSet<UnsignedLong> purgedHistories;
+    private final @NonNull ClientIdentifier identifier;
 
     public FrontendClientMetadata(final ClientIdentifier identifier, final RangeSet<UnsignedLong> purgedHistories,
             final Collection<FrontendHistoryMetadata> currentHistories) {