Bug 204245 Blank column on visibility column in excel[0300]
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/executor/buffermgr/TableContentLayout.java
for ( int cellId = 0; cellId < realColCount; cellId++ )
		{
			if(cells[cellId]!=null)
			{
				Cell cell = cells[cellId].getCell( );
				if(cell.getRowSpan( )== bandId)
				{
					cell.rowSpan = rows[rowCount - 1].rowId - cell.rowId + 1;
				}
				cellId = cellId + cells[cellId].getColSpan( ) - 1;
			}
		}
	}
	
	public boolean hasUnResolvedRow()
	{
		return rowHint!=null;
	}
	public boolean hasDropCell( )
	{
		if ( rowCount <= 0 )
		{
			return false;
		}
		
		Cell[] cells = rows[rowCount - 1].cells;
		for ( int cellId = 0; cellId < realColCount; cellId++ )
		{
			Cell cell = cells[cellId];