Bug 209126 DataException throws out when set highlight condition in sub-report[0302]
Description: Set highlight condition in sub-report, when "select value..." in the highlight dialog, DataException throws out. Build version:2.3.0.v20071108-0800 Steps to reproduce: 1.Get the attached report design file, which contains a sub-report. 2.Select the inner table, and then go to "highlight" tab in the property editor view to set a highlight rule. When click "select value...", DataException throws out. Error: The expression's value can not be retrieved. An error happened in data type conversion. Can not convert the value of org.eclipse.birt.data.engine.script.DataExceptionMocker@79c17b to Integer type.
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/ui/dialogs/HighlightRuleBuilder.java
}
		}
		
		if ( valueVisible == 0 )
		{
			expressionValue1.setVisible( false );
			expressionValue2.setVisible( false );
			andLable.setVisible( false );
		}
		else if ( valueVisible == 1 )
		{
			expressionValue1.setVisible( true );
			expressionValue2.setVisible( false );
			andLable.setVisible( false );
		}
		else if ( valueVisible == 2 )
		{
			expressionValue1.setVisible( true );
			expressionValue2.setVisible( true );
			andLable.setVisible( true );
		}
		
		updateButtons( );
	}
	protected Object getResultSetColumn( String name )
	{
		if ( columnList.isEmpty( ) )
		{
			return null;
		}