X-Git-Url: https://git.opendaylight.org/gerrit/gitweb?p=controller.git;a=blobdiff_plain;f=opendaylight%2Fmd-sal%2Fsal-akka-raft%2Fsrc%2Fmain%2Fjava%2Forg%2Fopendaylight%2Fcontroller%2Fcluster%2Fraft%2FReplicatedLogImplEntry.java;h=e5bf72233c197952daac0152f4eef53d01737c17;hp=fc2ec5cff99084f0d32ee9adceb0434f47ddf1f2;hb=8e25126e8331d586f85e3f6fa64e47d85e97f790;hpb=17d82f582a6bc13c78be3b19954ff8c021180e93

diff --git a/opendaylight/md-sal/sal-akka-raft/src/main/java/org/opendaylight/controller/cluster/raft/ReplicatedLogImplEntry.java b/opendaylight/md-sal/sal-akka-raft/src/main/java/org/opendaylight/controller/cluster/raft/ReplicatedLogImplEntry.java
index fc2ec5cff9..e5bf72233c 100644
--- a/opendaylight/md-sal/sal-akka-raft/src/main/java/org/opendaylight/controller/cluster/raft/ReplicatedLogImplEntry.java
+++ b/opendaylight/md-sal/sal-akka-raft/src/main/java/org/opendaylight/controller/cluster/raft/ReplicatedLogImplEntry.java
@@ -8,40 +8,48 @@
 
 package org.opendaylight.controller.cluster.raft;
 
-import org.opendaylight.controller.cluster.raft.protobuff.client.messages.Payload;
-
+import com.google.common.base.Preconditions;
 import java.io.Serializable;
+import org.opendaylight.controller.cluster.raft.protobuff.client.messages.Payload;
 
-public class ReplicatedLogImplEntry implements ReplicatedLogEntry,
-    Serializable {
+/**
+ * A {@link ReplicatedLogEntry} implementation.
+ */
+public final class ReplicatedLogImplEntry implements ReplicatedLogEntry, Serializable {
+    private static final long serialVersionUID = -9085798014576489130L;
 
     private final long index;
     private final long term;
     private final Payload payload;
 
-    public ReplicatedLogImplEntry(long index, long term, Payload payload) {
-
+    public ReplicatedLogImplEntry(final long index, final long term, final Payload payload) {
         this.index = index;
         this.term = term;
-        this.payload = payload;
+        this.payload = Preconditions.checkNotNull(payload);
     }
 
-    @Override public Payload getData() {
+    @Override
+    public Payload getData() {
         return payload;
     }
 
-    @Override public long getTerm() {
+    @Override
+    public long getTerm() {
         return term;
     }
 
-    @Override public long getIndex() {
+    @Override
+    public long getIndex() {
         return index;
     }
 
-    @Override public String toString() {
-        return "Entry{" +
-            "index=" + index +
-            ", term=" + term +
-            '}';
+    @Override
+    public int size() {
+        return getData().size();
+    }
+
+    @Override
+    public String toString() {
+        return "Entry{index=" + index + ", term=" + term + '}';
     }
 }