return ( (ChartWizardContext) getContext( ) ).getDataServiceProvider( ) .getReportDataSet( ) != null || ( (ChartWizardContext) getContext( ) ).getDataServiceProvider( ) .getBoundDataSet( ) != null;
return getDataServiceProvider( ).getReportDataSet( ) != null || getDataServiceProvider( ).getBoundDataSet( ) != null;
	private boolean hasDataSet( )	{		return ( (ChartWizardContext) getContext( ) ).getDataServiceProvider( )				.getReportDataSet( ) != null				|| ( (ChartWizardContext) getContext( ) ).getDataServiceProvider( )						.getBoundDataSet( ) != null;	}