private CellHandle getCellsInRow( RowHandle row, int columnIndex )
private CellHandle getCellsInRow( RowHandle row, int columnIndex, boolean mustBeStartPosition )
	private CellHandle getCellsInRow( RowHandle row, int columnIndex )	{		SlotHandle cells = row.getCells( );		for ( int i = 0; i < cells.getCount( ); i++ )		{			CellHandle cell = (CellHandle) cells.get( i );			int cellColumnIndex = getCellPosition( cell );			if ( cellColumnIndex == columnIndex )				return cell;		}		return null;	}