Bug 122419 Masterpage cannot access Data Set properties
If one references a data set property in the master page, i.e. row["title"], then the viewer displays only 'undefined'.
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/data/dte/ReportQueryBuilder.java
/*
		 * (non-Javadoc)
		 * 
		 * @see org.eclipse.birt.report.engine.ir.IReportItemVisitor#visitExtendedItem(org.eclipse.birt.report.engine.ir.ExtendedItemDesign)
		 */
		public Object visitExtendedItem( ExtendedItemDesign item, Object value )
		{
			
			ExtendedItemHandle handle = (ExtendedItemHandle) item.getHandle( );
			String tagName = handle.getExtensionName( );
			
			
			
			IReportItemQuery itemQuery = ExtensionManager.getInstance( )
					.createQueryItem( tagName );
			IBaseQueryDefinition[] queries = null;
			IBaseQueryDefinition parentQuery = getParentQuery( );
			IBaseTransform parentTrans = getTransform( );
			if ( itemQuery != null )
			{
				try
				{
					itemQuery.setModelObject( handle );
					queries = itemQuery.getReportQueries( parentQuery );
				}
				catch ( BirtException ex )
				{
					logger.log( Level.WARNING, ex.getMessage( ), ex );
				}
				if ( queries != null )