question: public static Connection createConnection ( boolean autoCommit , int trxLevel ) { Connection conn = s_cc . getConnection ( autoCommit , trxLevel ) ; if ( CLogMgt . isLevelFinest ( ) ) { } try { if ( conn != null && conn . getAutoCommit ( ) != autoCommit ) { throw new IllegalStateException ( "Failed to set the requested auto commit mode on connection. [autoCommit=" + autoCommit + "]" ) ; } } catch ( SQLException e ) { } return conn ; }
target:  Create new Connection. The connection must be closed explicitly by the application