difin commented on code in PR #5729:
URL: https://github.com/apache/hive/pull/5729#discussion_r2029393456


##########
jdbc/src/java/org/apache/hive/jdbc/ZooKeeperHiveClientHelper.java:
##########
@@ -178,12 +179,13 @@ private static void 
updateParamsWithZKServerNode(JdbcConnectionParams connParams
     // it must be the server uri added by an older version HS2
     Matcher matcher = kvPattern.matcher(dataStr);
     if ((dataStr != null) && (!matcher.find())) {
-      String[] split = dataStr.split(":");
-      if (split.length != 2) {
+      try {
+        IPStackUtils.HostPort hostPort = IPStackUtils.splitHostPort(dataStr);
+        connParams.setHost(hostPort.getHostname());
+        connParams.setPort(hostPort.getPort());
+      } catch (Exception e) {
         throw new ZooKeeperHiveClientException("Unable to parse HiveServer2 
URI from ZooKeeper data: " + dataStr);
       }
-      connParams.setHost(split[0]);
-      connParams.setPort(Integer.parseInt(split[1]));

Review Comment:
   This method also doesn't work if hostname is IPv6 and not enclosed in square 
brackets and what we are parsing is not a complete URI..



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