pos.refresh();
}
public static synchronized void setRefNum(PosScreen pos) {
PosTransaction trans = PosTransaction.getCurrentTx(pos.getSession());
Journal journal = pos.getJournal();
String sku = journal.getSelectedSku();
String idx = journal.getSelectedIdx();
if (UtilValidate.isNotEmpty(idx) && UtilValidate.isEmpty(sku)) {
String refNum = pos.getInput().value();
if (UtilValidate.isEmpty(refNum)) {
pos.getOutput().print(UtilProperties.getMessage(PosTransaction.resource,"PosRefNum",Locale.getDefault()));