X-Git-Url: https://git.opendaylight.org/gerrit/gitweb?a=blobdiff_plain;f=opendaylight%2Fmd-sal%2Fsal-akka-raft%2Fsrc%2Fmain%2Fjava%2Forg%2Fopendaylight%2Fcontroller%2Fcluster%2Fraft%2Fbase%2Fmessages%2FSendHeartBeat.java;h=289b3bb7859a274f7774de79a8ba5659068290d2;hb=3676d1686706dbee6656e86a23c4bdb516d5267b;hp=3c8c845f5dbb9aa7cf71c9add1d5ec16753285df;hpb=287dd97fc2375eb32186515ecfdac32ee1a36d83;p=controller.git

diff --git a/opendaylight/md-sal/sal-akka-raft/src/main/java/org/opendaylight/controller/cluster/raft/base/messages/SendHeartBeat.java b/opendaylight/md-sal/sal-akka-raft/src/main/java/org/opendaylight/controller/cluster/raft/base/messages/SendHeartBeat.java
index 3c8c845f5d..289b3bb785 100644
--- a/opendaylight/md-sal/sal-akka-raft/src/main/java/org/opendaylight/controller/cluster/raft/base/messages/SendHeartBeat.java
+++ b/opendaylight/md-sal/sal-akka-raft/src/main/java/org/opendaylight/controller/cluster/raft/base/messages/SendHeartBeat.java
@@ -16,5 +16,16 @@ import java.io.Serializable;
  *
  * Typically the Leader to itself on a schedule
  */
-public class SendHeartBeat implements Serializable {
+public final class SendHeartBeat implements Serializable {
+    private static final long serialVersionUID = 1L;
+    public static final SendHeartBeat INSTANCE = new SendHeartBeat();
+
+    private SendHeartBeat() {
+        // Hidden on purpose
+    }
+
+    @SuppressWarnings({ "static-method", "unused" })
+    private SendHeartBeat readResolve() {
+        return INSTANCE;
+    }
 }