Turn LeaderTransitioning into a singleton

[controller.git] / opendaylight / md-sal / sal-akka-raft / src / main / java / org / opendaylight / controller / cluster / raft / base / messages / LeaderTransitioning.java

diff --git a/opendaylight/md-sal/sal-akka-raft/src/main/java/org/opendaylight/controller/cluster/raft/base/messages/LeaderTransitioning.java b/opendaylight/md-sal/sal-akka-raft/src/main/java/org/opendaylight/controller/cluster/raft/base/messages/LeaderTransitioning.java
index 4974f8f4b26e76d729d0b4b4760cd135011faa4c..cfa9166de48a59fccbfd15454eed22e4cbc6e3d8 100644 (file)
--- a/opendaylight/md-sal/sal-akka-raft/src/main/java/org/opendaylight/controller/cluster/raft/base/messages/LeaderTransitioning.java
+++ b/opendaylight/md-sal/sal-akka-raft/src/main/java/org/opendaylight/controller/cluster/raft/base/messages/LeaderTransitioning.java
@@ -14,6 +14,16 @@ import java.io.Serializable;
  *
  * @author Thomas Pantelis
  */
-public class LeaderTransitioning implements Serializable {
+public final class LeaderTransitioning implements Serializable {
     private static final long serialVersionUID = 1L;
+    public static final LeaderTransitioning INSTANCE = new LeaderTransitioning();
+
+    private LeaderTransitioning() {
+        // Hidden on purpose
+    }
+
+    @SuppressWarnings({ "static-method", "unused" })
+    private LeaderTransitioning readResolve() {
+        return INSTANCE;
+    }
 }