List dataList = getWizardContext( ).getDataServiceProvider( ) .getPreviewData( );
List dataList = getDataServiceProvider( ).getPreviewData( );
	private void switchDataTable( String datasetName )	{		try		{			// Add data header			String[] header = getWizardContext( ).getDataServiceProvider( )					.getPreviewHeader( );			tablePreview.setColumns( header );			refreshTableColor( );			// Add data value			List dataList = getWizardContext( ).getDataServiceProvider( )					.getPreviewData( );			for ( Iterator iterator = dataList.iterator( ); iterator.hasNext( ); )			{				String[] dataRow = (String[]) iterator.next( );				for ( int i = 0; i < dataRow.length; i++ )				{					tablePreview.addEntry( dataRow[i], i );				}			}		}		catch ( ChartException e )		{			ChartWizard.displayException( e );		}	}