public void notifyListener(String address, UUID leaderSessionID) {
this.leaderAddress = address;
this.leaderSessionID = leaderSessionID;
if (listener != null) {
listener.notifyLeaderAddress(address, leaderSessionID);
}
}
@Override
public void start(LeaderRetrievalListener listener) throws Exception {
this.listener = Preconditions.checkNotNull(listener);
if (leaderAddress != null) {
listener.notifyLeaderAddress(leaderAddress, leaderSessionID);
}
}