Bug 210490 [Automation][Smoke]All the report chart related are failed of a ChartException in webviewer
Description: All the report chart related are failed of a ChartException in webviewer Test Date: 20071121 Test Build: BIRT2.3.0 Daily Build: v20071121-0800 Step to reproduce: 1. Use the report attached 2. Preview it in web viewer Expect result: Every chart should be displayed correctly without any exception. Actual result: An exception is thrown out. Error log: Please see the attachment.
chart/org.eclipse.birt.chart.reportitem/src/org/eclipse/birt/chart/reportitem/ChartReportItemPresentationBase.java
if ( groups == null || groups.size( ) == 0 )
			{
				return new BIRTQueryResultSetEvaluator( (IQueryResultSet) set );
			}
			return new BIRTGroupedDataRowExpressionEvaluator( (IQueryResultSet) set );
		}
		
		
		
		
		return null;
	}
	protected boolean isEmpty( IBaseResultSet set )
	{
		if ( set instanceof IQueryResultSet )
		{
			try
			{
				return ( (IQueryResultSet) set ).isEmpty( );
			}
			catch ( BirtException e )
			{
				logger.log( e );
			}
		}
		
		return false;
	}
}