question: private void testDataSource ( HikariDataSource dataSourcePool ) throws SQLException { try { Connection conn = null ; try { conn = dataSourcePool . getConnection ( ) ; testConnection ( conn ) ; } finally { if ( conn != null ) { conn . close ( ) ; } } } catch ( SQLException e ) { logConnectionFailure ( ) ; throw e ; } }
target:  Test an initialized dataSourcePool by running a simple query.