public static String buildConnectionString(String zkHosts, int port) {
   String zkPort = Integer.toString(port);
   // parse the hosts
   String[] hostlist = zkHosts.split(",", 0);
   String quorum = SliderUtils.join(hostlist, ":" + zkPort + ",", false);
   return quorum;
 }
 /**
  * Build a quorum list, injecting a ":defaultPort" ref if needed on any entry without one
  *
  * @param hostAndPorts
  * @param defaultPort
  * @return
  */
 public static String buildQuorum(List<HostAndPort> hostAndPorts, int defaultPort) {
   List<String> entries = new ArrayList<String>(hostAndPorts.size());
   for (HostAndPort hostAndPort : hostAndPorts) {
     entries.add(buildQuorumEntry(hostAndPort, defaultPort));
   }
   return SliderUtils.join(entries, ",", false);
 }