Github user hyunsik commented on a diff in the pull request:
https://github.com/apache/tajo/pull/417#discussion_r26739002
--- Diff: tajo-cli/src/main/java/org/apache/tajo/cli/tools/TajoHAAdmin.java
---
@@ -131,6 +131,9 @@ public void runCommand(String[] args) throws Exception {
} else if (hostName == null && port == null) {
tajoClient = new TajoClientImpl(ServiceTrackerFactory.get(tajoConf));
}
+ if (!tajoClient.isConnected()) {
--- End diff --
I think that this class also does not require TajoClient connection.
Removing TajoClient would be a better solution to fix 'unused field' warning.
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