hailin0 commented on code in PR #3108:
URL:
https://github.com/apache/incubator-seatunnel/pull/3108#discussion_r996320201
##########
seatunnel-connectors-v2/connector-clickhouse/src/main/java/org/apache/seatunnel/connectors/seatunnel/clickhouse/source/ClickhouseSource.java:
##########
@@ -71,9 +72,10 @@ public void prepare(Config config) throws
PrepareFailException {
config.getString(USERNAME), config.getString(PASSWORD));
sql = config.getString(SQL);
- try (ClickHouseClient client =
ClickHouseClient.newInstance(servers.get(0).getProtocol());
+ ClickHouseNode currentServer =
servers.get(threadLocalRandom.nextInt(servers.size()));
Review Comment:
```suggestion
ClickHouseNode currentServer =
servers.get(ThreadLocalRandom.current().nextInt(servers.size()));
```
##########
seatunnel-connectors-v2/connector-clickhouse/src/main/java/org/apache/seatunnel/connectors/seatunnel/clickhouse/source/ClickhouseSource.java:
##########
@@ -55,6 +55,7 @@ public class ClickhouseSource implements
SeaTunnelSource<SeaTunnelRow, Clickhous
private List<ClickHouseNode> servers;
private SeaTunnelRowType rowTypeInfo;
private String sql;
+ private final ThreadLocalRandom threadLocalRandom =
ThreadLocalRandom.current();
Review Comment:
call directly inside the method
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