linesList = ticket.getM_aLines();
String[] index = floorForm.getParameters();
//if null go to default and refresh products. that's why no break
linesList.get(Integer.valueOf(index[0])).setMultiply(Double.valueOf(index[1]));
manager.updateLineFromTicket(floorForm.getId(), ticket);
for (Object line : linesList) {
TicketLineInfo li = (TicketLineInfo) line;
products.add(manager.findProductById(li.getProductid()));
}