public void sendMailWithAttachment() {
	InternetAddress fromAddress = null;
	InternetAddress toAddress = null;
	File file = new File("H:\\Certificate.pdf");
        String fileName = "Chess Certificate.pdf";
	try {
		fromAddress = new InternetAddress("aa665845@gmail.com");
		toAddress = new InternetAddress("adit2787@gmail.com");
		MailMessage mailMessage = new MailMessage();
		mailMessage.setTo(toAddress);
		mailMessage.setFrom(fromAddress);
		mailMessage.setSubject("Sending mail with Attachment");
		mailMessage.setBody("Sending a File by Liferay Is Easy that Contain PDF file in Attachment");
		mailMessage.addFileAttachment(file, fileName);
		MailServiceUtil.sendEmail(mailMessage);
		System.out.println("Send mail with Attachment");
	} catch (AddressException e) {
		e.printStackTrace();
	}
	}