Bug 5740: Add ControlMessage interface to raft messages

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

diff --git a/opendaylight/md-sal/sal-akka-raft/src/main/java/org/opendaylight/controller/cluster/raft/base/messages/ElectionTimeout.java b/opendaylight/md-sal/sal-akka-raft/src/main/java/org/opendaylight/controller/cluster/raft/base/messages/ElectionTimeout.java
index a844849f150ef30cbba16fff31fb72a46371d55d..7f367f982b5ecdb5fa2b2cb9693a683015c9c7fd 100644 (file)
--- a/opendaylight/md-sal/sal-akka-raft/src/main/java/org/opendaylight/controller/cluster/raft/base/messages/ElectionTimeout.java
+++ b/opendaylight/md-sal/sal-akka-raft/src/main/java/org/opendaylight/controller/cluster/raft/base/messages/ElectionTimeout.java
@@ -8,7 +8,19 @@
 
 package org.opendaylight.controller.cluster.raft.base.messages;
 
-import java.io.Serializable;
+import akka.dispatch.ControlMessage;
 
-public class ElectionTimeout implements Serializable {
+/**
+ * Local message sent to indicate the current election term has timed out.
+ */
+public final class ElectionTimeout implements ControlMessage {
+    public static final ElectionTimeout INSTANCE = new ElectionTimeout();
+
+    private ElectionTimeout() {
+        // Hidden on purpose
+    }
+
+    private Object readResolve() {
+        return INSTANCE;
+    }
 }