Bug 122306 TOC on group won't be displayed
Description: TOC on group won't be displayed Steps to reproduce: 1.Add a sample datasource and a data with table "CUSTOMERS" 2.Add a table binding with data set 3.Add a group on the table and set the toc expression to "Group" 4.Preview in HTML Expected result: TOC "Group" will be displayed on the TOC pane Actual result: Nothing in the TOC pane
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/data/dte/ReportQueryBuilder.java
if ( interval != null )
			{
				groupDefn.setInterval( parseInterval( interval ) );
			}
			
			groupDefn.setIntervalRange( handle.getIntervalRange( ) );
			
			String direction = handle.getSortDirection( );
			if ( direction != null )
			{
				groupDefn.setSortDirection( parseSortDirection( direction ) );
			}
			groupDefn.getSorts( ).addAll( createSorts( handle ) );
			groupDefn.getFilters( ).addAll( createFilters( handle ) );
			getParentQuery( ).getGroups( ).add( groupDefn );
			return groupDefn;
		}
		/**
		 * processes a band in a table
		 */
		protected void handleTableBand( TableBandDesign band, Object value )
		{
			for ( int i = 0; i < band.getRowCount( ); i++ )
				handleRow( band.getRow( i ), value );
		}
		/**
		 * processes a table group
		 */
		protected void handleTableGroup( TableGroupDesign group,
				GroupHandle handle, Object value )