public void setReplicaStatus(ReplicaStatus replicaStatus) {
    this.replicaStatus = replicaStatus;
  }
This class tracks for a current status of Replica for a continuous replication cycle.
This also tracks whether a replicas is throttled or not in a continuous replication cycle.
ambry-replication/src/main/java/com/github/ambry/replication/continuous/ReplicaTracker.java