public static void sendMail( final String emailAddr, final String mailTitle, final String mailContent, final String[] fileNames, final String[] filePaths) { EmailJob job = new EmailJob(); job.setEmailAddr(emailAddr); job.setMailTitle(mailTitle); job.setMailContent(mailContent); job.setFileNames(fileNames); job.setFilePaths(filePaths); Calendar calendar = Calendar.getInstance(); calendar.add(Calendar.SECOND, 1); scheduler.schedule(job, calendar.getTime()); }