if( sm_logger.isLoggable( Level.FINER ) )
if( sm_logger.isLoggingEnterExitLevel() )
	public Connection openConnection( String dataSourceElementId, 									  Properties connectionProperties )		throws DataException	{		String methodName = "openConnection";				if( sm_logger.isLoggable( Level.FINER ) )			sm_logger.entering( sm_className, methodName, 								new Object[] { dataSourceElementId, connectionProperties } );				try		{			IDriver factory = 				DriverManager.getInstance().getDriverConnectionFactory( dataSourceElementId );			String dataSourceId = 				DriverManager.getInstance().getExtensionDataSourceId( dataSourceElementId );			IConnection connection = factory.getConnection( dataSourceId );			connection.open( connectionProperties );						Connection ret = ( new Connection( connection, dataSourceElementId ) );						sm_logger.exiting( sm_className, methodName, ret );				return ret;		}		catch( OdaException ex )		{			sm_logger.logp( Level.SEVERE, sm_className, methodName, 							"Cannot open connection.", ex );						throw new DataException( ResourceConstants.CANNOT_OPEN_CONNECTION, ex, 			                         new Object[] { dataSourceElementId } );		}		catch( UnsupportedOperationException ex )		{			sm_logger.logp( Level.SEVERE, sm_className, methodName, 							"Cannot open connection.", ex );						throw new DataException( ResourceConstants.CANNOT_OPEN_CONNECTION, ex, 			                         new Object[] { dataSourceElementId } );		}	}