private void notifyDbSvcWithObsoleteCassandraPeers(String svcName,List<String> peerList){
  String result=StringUtils.join(peerList.iterator(),",");
  updateDbSvcConfig(svcName,Constants.OBSOLETE_CASSANDRA_PEERS,result);
}

private void notifyDbSvcWithObsoleteCassandraPeers ( String svcName , List < String > peerList ) { String result = StringUtils . join ( peerList . iterator ( ) , "," ) ; updateDbSvcConfig ( svcName , Constants . OBSOLETE_CASSANDRA_PEERS , result ) ; }
notify dbsvc with a list of obsolete cassandra peers , so that it could remove them before start
