Github user hanm commented on a diff in the pull request:
https://github.com/apache/zookeeper/pull/451#discussion_r191242849
--- Diff: src/java/main/org/apache/zookeeper/client/HostProvider.java ---
@@ -21,6 +21,7 @@
import org.apache.yetus.audience.InterfaceAudience;
import java.net.InetSocketAddress;
+import java.net.UnknownHostException;
--- End diff --
This import is not used, we can remove it.---
