import com.openbravo.pos.util.SelectPrinter; //导入依赖的package包/类
/**
 * Method that is responsible for ending and printing a ticket<br>
 * It manages to get a printerJob, set the name of the job, get a Book object<br>
 * and print the receipt
 */
@Override
public void endReceipt() {

    try {

        PrintService ps;

        if (printservice == null) {
            String[] printers = ReportUtils.getPrintNames();
            if (printers.length == 0) {
                logger.warning(AppLocal.getIntString("message.noprinters"));
                ps = null;
            } else {
                SelectPrinter selectprinter = SelectPrinter.getSelectPrinter(parent, printers);
                selectprinter.setVisible(true);
                if (selectprinter.isOK()) {
                    ps = ReportUtils.getPrintService(selectprinter.getPrintService());
                } else {
                    ps = null;
                }
            }
        } else {
            ps = printservice;
        }

        if (ps != null)  {

            PrintRequestAttributeSet aset = new HashPrintRequestAttributeSet();
            aset.add(OrientationRequested.PORTRAIT);
            aset.add(new JobName(AppLocal.APP_NAME + " - Document", null));
            aset.add(media);

            DocPrintJob printjob = ps.createPrintJob();
            Doc doc = new SimpleDoc(new PrintableBasicTicket(m_ticketcurrent, imageable_x, imageable_y, imageable_width, imageable_height), DocFlavor.SERVICE_FORMATTED.PRINTABLE, null);

            printjob.print(doc, aset);
        }

    } catch (PrintException ex) {
        logger.log(Level.WARNING, AppLocal.getIntString("message.printererror"), ex);
        JMessageDialog.showMessage(parent, new MessageInf(MessageInf.SGN_WARNING, AppLocal.getIntString("message.printererror"), ex));
    }

    //ticket is not needed any more
    m_ticketcurrent = null;
}