Bug 123726 "Top n", "Bottom n" in highlight dialog doesn't work.
Description: "Top n", "Bottom n" in highlight dialog doesn't work. Steps to reproduce: 1. Add a highlight for a table. 2. Set highlight rule: "account_id", "top n", "3", let its font color red. 3. Preview the report, it doesn't work. Attached is design file.
data/org.eclipse.birt.data/src/org/eclipse/birt/data/engine/impl/PreparedQuery.java
List mergedFilters = new ArrayList( );
			    
			    if ( dataSet.getFilters( ) != null )
				{
					mergedFilters.addAll( dataSet.getFilters( ) );
				}
			    
			    if ( queryDefn.getFilters( ) != null )
				{
					mergedFilters.addAll( queryDefn.getFilters( ) );
				}
			   		   			    
			    if ( mergedFilters.size() > 0 )
			    {
			    	IResultObjectEvent objectEvent = new FilterByRow( mergedFilters, 
			    			dataSet );
			    	odiQuery.addOnFetchEvent( objectEvent );
			    }
			    
				
			    odiQuery.setMaxRows( queryDefn.getMaxRows() );
			}
			finally
			{
				Context.exit();
			}
		}
		/**