Add Payload.serializedSize()

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

diff --git a/opendaylight/md-sal/sal-akka-raft/src/main/java/org/opendaylight/controller/cluster/raft/ReplicatedLogEntry.java b/opendaylight/md-sal/sal-akka-raft/src/main/java/org/opendaylight/controller/cluster/raft/ReplicatedLogEntry.java
index 1f08523acd4d7920f0052df21db86a7947a3d161..360f6b690376c1c413b1a2f04bc8a7e946400758 100644 (file)
--- a/opendaylight/md-sal/sal-akka-raft/src/main/java/org/opendaylight/controller/cluster/raft/ReplicatedLogEntry.java
+++ b/opendaylight/md-sal/sal-akka-raft/src/main/java/org/opendaylight/controller/cluster/raft/ReplicatedLogEntry.java
@@ -42,6 +42,15 @@ public interface ReplicatedLogEntry {
      */
     int size();
 
+    /**
+     * Return the estimate of serialized size of this entry when passed through serialization. The estimate needs to
+     * be reasonably accurate and should err on the side of caution and report a slightly-higher size in face of
+     * uncertainty.
+     *
+     * @return An estimate of serialized size.
+     */
+    int serializedSize();
+
     /**
      * Checks if persistence is pending for this entry.
      *