A java method to prompt a printer selection and send jasper report print to the selected printer.

jasper-selected-printer.java

private void PrintReportToPrinter(JasperPrint jp) throws Exception {
    PrintService[] lps = PrintServiceLookup.lookupPrintServices(null, null);

    PrintService srv = (PrintService) JOptionPane.showInputDialog(this, "Select printer", "Printer", JOptionPane.PLAIN_MESSAGE, null, lps, lps[0]);
    PrinterJob printerJob = PrinterJob.getPrinterJob();
    printerJob.setPrintService(srv);

    PrintRequestAttributeSet printRequestAttributeSet = new HashPrintRequestAttributeSet();
    printRequestAttributeSet.add(new Copies(1));
    JRPrintServiceExporter exporter = new JRPrintServiceExporter();
    exporter.setExporterInput(new SimpleExporterInput(jp));
    exporter.exportReport();
}