Bug 124501 need uninstall of jst.utility facet
The jst.utility facet needs an uninstall delegate. Without it, it is not possible to deselect this facet and select/install the Dynamic Web Module facet on an existing project.
UI/org.eclipse.birt.report.designer.core/src/org/eclipse/birt/report/designer/core/model/schematic/TableHandleAdapter.java
return rows;
	}
	protected void clearBuffer( )
	{
		rowInfo.clear( );
		rows.clear( );
	}
	/**
	 * Gets all rows list.
	 * 
	 * @return The rows list.
	 */
	public void initRowsInfo( )
	{
		clearBuffer( );
		buildRowInfo( );
		caleRowInfo( rows );
	}
	protected void buildRowInfo( )
	{
		insertRowInfo( getTableHandle( ).getHeader( ), TABLE_HEADER,
				TABLE_HEADER );
		SlotHandle groups = getTableHandle( ).getGroups( );
		int number = 0;
		for ( Iterator itor = groups.iterator( ); itor.hasNext( ); )
		{
			number++;
			TableGroupHandle tableGroup = (TableGroupHandle) itor.next( );
			insertRowInfo( tableGroup.getHeader( ), Integer.toString( number ),
					TABLE_GROUP_HEADER );