private void mailReport(DeliveryOptions deliveryOptions, ByteArrayOutputStream outputStream) {
   try {
     JavaMailer jm = new JavaMailer();
     jm.setTo(deliveryOptions.getMailTo());
     jm.setSubject(deliveryOptions.getInstanceId());
     jm.setMessageText("Here is your report from the OpenNMS report service.");
     jm.setInputStream(new ByteArrayInputStream(outputStream.toByteArray()));
     switch (deliveryOptions.getFormat()) {
       case HTML:
         jm.setInputStreamName(deliveryOptions.getInstanceId() + ".htm");
         jm.setInputStreamContentType("text/html");
         break;
       case PDF:
         jm.setInputStreamName(deliveryOptions.getInstanceId() + ".pdf");
         jm.setInputStreamContentType("application/pdf");
         break;
       case SVG:
         jm.setInputStreamName(deliveryOptions.getInstanceId() + ".pdf");
         jm.setInputStreamContentType("application/pdf");
         break;
       default:
         jm.setInputStreamName(deliveryOptions.getInstanceId() + ".htm");
         jm.setInputStreamContentType("text/html");
     }
     jm.mailSend();
   } catch (JavaMailerException e) {
     log.error("Caught JavaMailer exception sending report", e);
   }
 }
 /**
  * validateDeliveryOptions
  *
  * @param deliveryOptions a {@link org.opennms.reporting.core.DeliveryOptions} object.
  * @param context a {@link org.springframework.binding.validation.ValidationContext} object.
  */
 public void validateDeliveryOptions(DeliveryOptions deliveryOptions, ValidationContext context) {
   MessageContext messages = context.getMessageContext();
   if (!((deliveryOptions.getSendMail() | deliveryOptions.getPersist()))) {
     messages.addMessage(
         new MessageBuilder()
             .error()
             .source("sendMail")
             .defaultText("one of send mail or persist should be selected")
             .build());
     messages.addMessage(
         new MessageBuilder()
             .error()
             .source("persist")
             .defaultText("one of send mail or persist should be selected")
             .build());
   } else {
     if (deliveryOptions.getSendMail() && (deliveryOptions.getMailTo() == "")) {
       messages.addMessage(
           new MessageBuilder()
               .error()
               .source("mailTo")
               .defaultText("cannot have empty mail recipient")
               .build());
     }
   }
   if (deliveryOptions.getInstanceId().length() == 0) {
     messages.addMessage(
         new MessageBuilder()
             .error()
             .source("instanceId")
             .defaultText("cannot have an empty Id for the report instance")
             .build());
   } else if (m_reportSchedulerService.exists(deliveryOptions.getInstanceId())) {
     messages.addMessage(
         new MessageBuilder()
             .error()
             .source("instanceId")
             .defaultText("report instanceId is already in use")
             .build());
   }
 }
  /** {@inheritDoc} */
  @Override
  public void run(
      ReportParameters parameters,
      ReportMode mode,
      DeliveryOptions deliveryOptions,
      String reportId) {

    if (!deliveryOptions.getPersist()) {
      ByteArrayOutputStream out = new ByteArrayOutputStream();
      BufferedOutputStream bout = new BufferedOutputStream(out);
      try {
        getReportService(reportId)
            .runAndRender(
                parameters.getReportParms(mode), reportId, deliveryOptions.getFormat(), bout);
      } catch (ReportException reportException) {
        log.error("failed to run or render report: " + reportId, reportException);
      }
      mailReport(deliveryOptions, out);
    } else {
      String outputPath;
      try {
        outputPath = getReportService(reportId).run(parameters.getReportParms(mode), reportId);
        ReportCatalogEntry catalogEntry = new ReportCatalogEntry();
        catalogEntry.setReportId(reportId);
        catalogEntry.setTitle(deliveryOptions.getInstanceId());
        catalogEntry.setLocation(outputPath);
        catalogEntry.setDate(new Date());
        m_reportStoreService.save(catalogEntry);
        if (deliveryOptions.getMailTo().length() != 0) {
          ByteArrayOutputStream out = new ByteArrayOutputStream();
          BufferedOutputStream bout = new BufferedOutputStream(out);
          getReportService(reportId)
              .render(reportId, outputPath, deliveryOptions.getFormat(), bout);
          mailReport(deliveryOptions, out);
        }
      } catch (ReportException reportException) {
        log.error("failed to run or render report: " + reportId, reportException);
      }
    }
  }