jihaozh closed pull request #3646: [TE] fix database connection close issue
URL: https://github.com/apache/incubator-pinot/pull/3646
This is a PR merged from a forked repository.
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diff --git
a/thirdeye/thirdeye-pinot/src/main/java/com/linkedin/thirdeye/datalayer/bao/jdbc/TaskManagerImpl.java
b/thirdeye/thirdeye-pinot/src/main/java/com/linkedin/thirdeye/datalayer/bao/jdbc/TaskManagerImpl.java
index 4f887d4ff0..e7941f864e 100644
---
a/thirdeye/thirdeye-pinot/src/main/java/com/linkedin/thirdeye/datalayer/bao/jdbc/TaskManagerImpl.java
+++
b/thirdeye/thirdeye-pinot/src/main/java/com/linkedin/thirdeye/datalayer/bao/jdbc/TaskManagerImpl.java
@@ -172,12 +172,11 @@ public int deleteRecordsOlderThanDaysWithStatus(int days,
TaskStatus status) {
@Override
public int countWaiting() {
- try {
- // NOTE: this aggregation should be supported by genericPojoDAO directly
- Connection connection = this.genericPojoDao.getConnection();
- PreparedStatement statement =
connection.prepareStatement(COUNT_WAITING_TASKS);
- return statement.executeQuery().getInt(0);
-
+ // NOTE: this aggregation should be supported by genericPojoDAO directly
+ try (Connection connection = this.genericPojoDao.getConnection();
+ PreparedStatement statement =
connection.prepareStatement(COUNT_WAITING_TASKS);
+ ResultSet rs = statement.executeQuery()){
+ return rs.getInt(0);
} catch (Exception e) {
LOG.warn("Could not retrieve task backlog size. Defaulting to -1.", e);
return -1;
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