public List<ProduktBatchDTO> getProduktBatchList() throws DALException {
		List<ProduktBatchDTO> list = new ArrayList<ProduktBatchDTO>();
		ResultSet rs = Connector.doQuery("SELECT * FROM produktbatch");
		try
		{
			while (rs.next()) 
			{
				list.add(new ProduktBatchDTO(rs.getInt(1), rs.getInt(2), rs.getInt(3)));
			}
		}
		catch (SQLException e) { throw new DALException(e); }
		return list;
	}