public DataSource getDataSource ( ) throws ConfigurationException { if ( mDataSource == null ) { if ( mDriverClassName != null && mURL != null ) { try { mDataSource = new SimpleDataSource ( mDriverClassName , mURL , mUsername , mPassword ) ; } catch ( SQLException e ) { Throwable cause = e . getCause ( ) ; if ( cause == null ) { cause = e ; } throw new ConfigurationException ( cause ) ; } } } DataSource ds = mDataSource ; if ( getDataSourceLogging ( ) && ! ( ds instanceof LoggingDataSource ) ) { ds = LoggingDataSource . create ( ds ) ; } return ds ; }
Returns the source of JDBC connections which defaults to a non - pooling source if driver class driver URL username and password are all supplied .