Java Code Examples for javax.mail.Transport#sendMessage()

public void notify(String subject, String message) {
    if (this.from != null && !this.to.isEmpty()) {
        Message msg = new MimeMessage(this.session);

        try {
            Address[] recipients = this.to.toArray(new Address[this.to.size()]);
            Transport transport = this.session.getTransport();
            
            msg.setFrom(this.from);
            msg.addRecipients(Message.RecipientType.TO, recipients);
            msg.setSubject(subject);
            msg.setText(message);
            
            transport.connect();
            transport.sendMessage(msg, recipients);
            transport.close();
        } catch (MessagingException e) {
            logger.error("Error while sending notification message '" + subject + "'", e);
        }
    } else {
        logger.warn("From is null or to is empty. Notification won't be send.");
    }

}
 

/** 
 *  
 * @param fr 发送人姓名 
 * @param to 收件人地址 
 * @param title 邮件主题 
 * @param content  邮件内容 
 * @return return
 */ 
public boolean send(String fr, String to, String title, String content) { 
	log.warn("[send email][fr:{}][to:{}][title:{}][centent:{}]", fr, to, title, content); 
	try { 
		Session mailSession = Session.getDefaultInstance(props); 
		Message msg = new MimeMessage(mailSession); 
		msg.setFrom(new InternetAddress(config.ACCOUNT, fr)); 
		msg.addRecipients(Message.RecipientType.TO, InternetAddress.parse(to)); 
		msg.setSubject(title); 
		msg.setContent(content, "text/html;charset=UTF-8"); 
		msg.saveChanges(); 
		Transport transport = mailSession.getTransport("smtp"); 
		transport.connect(config.HOST, config.ACCOUNT, config.PASSWORD); 
		transport.sendMessage(msg, msg.getAllRecipients()); 
		transport.close(); 
	} catch (Exception e) { 
		e.printStackTrace(); 
		return false; 
	} 

	return true; 
}
 

/** 
 *  
 * @param fr		发送人姓名  fr		发送人姓名
 * @param to		收件人地址  to		收件人地址
 * @param title		邮件主题  title		邮件主题
 * @param content	邮件内容  content	邮件内容
 * @return return
 */ 
public boolean send(String fr, String to, String title, String content) { 
	log.warn("[send email][fr:{}][to:{}][title:{}][content:{}]", fr,to,title,content);
	try { 
		Session mailSession = Session.getDefaultInstance(props); 
		Message msg = new MimeMessage(mailSession); 
		msg.setFrom(new InternetAddress(config.ACCOUNT,fr)); 
		msg.addRecipients(Message.RecipientType.TO, InternetAddress.parse(to)); 
		msg.setSubject(title + ""); 
		msg.setContent(content + "", "text/html;charset=UTF-8"); 
		msg.saveChanges(); 
		Transport transport = mailSession.getTransport("smtp"); 
		transport.connect(config.HOST,
				config.ACCOUNT, 
				config.PASSWORD);
		transport.sendMessage(msg, msg.getAllRecipients()); 
		transport.close(); 
	} catch (Exception e) { 
		e.printStackTrace(); 
		return false; 
	} 

	return true; 
}
 

private void putOnTransport(Session session, Message msg) throws SenderException {
	// connect to the transport
	Transport transport = null;
	try {
		transport = session.getTransport("smtp");
		transport.connect(getSmtpHost(), getCredentialFactory().getUsername(), getCredentialFactory().getPassword());
		if (log.isDebugEnabled()) {
			log.debug("MailSender [" + getName() + "] connected transport to URL [" + transport.getURLName() + "]");
		}
		transport.sendMessage(msg, msg.getAllRecipients());
	} catch (Exception e) {
		throw new SenderException("MailSender [" + getName() + "] cannot connect send message to smtpHost [" + getSmtpHost() + "]", e);
	} finally {
		if (transport != null) {
			try {
				transport.close();
			} catch (MessagingException e1) {
				log.warn("MailSender [" + getName() + "] got exception closing connection", e1);
			}
		}
	}
}
 

public boolean sendMail(String subject, String body) {
    try {
        Properties props = System.getProperties();
        props.put("mail.transport.protocol", "smtp");
        props.put("mail.smtp.port", mailProperties.getSmtp().getPort());
        props.put("mail.smtp.starttls.enable", "true");
        props.put("mail.smtp.auth", "true");

        Session session = Session.getDefaultInstance(props);

        MimeMessage msg = new MimeMessage(session);
        msg.setFrom(new InternetAddress(mailProperties.getFrom(), mailProperties.getFromName()));
        msg.setRecipient(Message.RecipientType.TO, new InternetAddress(mailProperties.getTo()));
        msg.setSubject(subject);
        msg.setContent(body, "text/html");

        Transport transport = session.getTransport();
        transport.connect(mailProperties.getSmtp().getHost(), mailProperties.getSmtp().getUsername(), mailProperties.getSmtp().getPassword());
        transport.sendMessage(msg, msg.getAllRecipients());
        return true;
    } catch (Exception ex) {
        Logger.getLogger(this.getClass().getName()).log(Level.SEVERE, ex.getMessage(), ex);
    }

    return false;
}
 

public void sendMail(String receiver, String subject, String message) throws Exception
{
	Properties properties = new Properties();
	properties.setProperty("mail.transport.protocol", "smtp");//发送邮件协议
	properties.setProperty("mail.smtp.auth", "true");//需要验证

	Session session = Session.getInstance(properties);
	session.setDebug(false);
	//邮件信息
	Message messgae = new MimeMessage(session);
	messgae.setFrom(new InternetAddress(getMailFrom()));//设置发送人
	messgae.setText(message);//设置邮件内容
	messgae.setSubject(subject);//设置邮件主题
	//发送邮件
	Transport tran = session.getTransport();
	tran.connect(getServerHost(), getServerPort(), getAuthUserName(), getAuthPassword());
	tran.sendMessage(messgae, new Address[] { new InternetAddress(receiver) });//设置邮件接收人
	tran.close();

	Logger.getLogger(this.getClass()).debug(String.format("sent mail to <%s>: %s", receiver, subject));
}
 

private boolean sendMail(boolean isResolve, ClusterAlertBean clusterAlertBean) {
    try {
        Properties props = new Properties();

        // 开启debug调试
        props.setProperty("mail.debug", "true");
        // 发送服务器需要身份验证
        props.setProperty("mail.smtp.auth", "true");
        // 设置邮件服务器主机名
        props.setProperty("mail.host", properties.getProperty(MAIL_SERVER));
        // 发送邮件协议名称
        props.setProperty("mail.transport.protocol", "smtp");

        MailSSLSocketFactory sf = new MailSSLSocketFactory();
        sf.setTrustAllHosts(true);
        props.put("mail.smtp.ssl.enable", "true");
        props.put("mail.smtp.ssl.socketFactory", sf);

        Session session = Session.getInstance(props);

        Message msg = new MimeMessage(session);
        msg.setSubject("DBLE告警 " + (isResolve ? "RESOLVE\n" : "ALERT\n"));
        StringBuilder builder = new StringBuilder();
        builder.append(groupMailMsg(clusterAlertBean, isResolve));
        msg.setText(builder.toString());
        msg.setFrom(new InternetAddress(properties.getProperty(MAIL_SENDER)));

        Transport transport = session.getTransport();
        transport.connect(properties.getProperty(MAIL_SERVER), properties.getProperty(MAIL_SENDER), properties.getProperty(SENDER_PASSWORD));

        transport.sendMessage(msg, new Address[]{new InternetAddress(properties.getProperty(MAIL_RECEIVE))});
        transport.close();
        //send EMAIL SUCCESS return TRUE
        return true;
    } catch (Exception e) {
        e.printStackTrace();
    }
    //send fail reutrn false
    return false;
}
 

/**
 * 同步发送邮件
 * @param title
 * @param content
 */
public void sendEmailSync(String title, String content) {
	try { // 1. 创建参数配置, 用于连接邮件服务器的参数配置
		Properties props = new Properties(); // 参数配置
		props.setProperty("mail.transport.protocol", "smtp"); // 使用的协议（JavaMail规范要求）
		props.setProperty("mail.smtp.host", emailConfig.getSenderEmailSMTPHost()); // 发件人的邮箱的 SMTP 服务器地址

		// 2. 根据配置创建会话对象, 用于和邮件服务器交互
		Session session = Session.getInstance(props);
		// 设置为debug模式, 可以查看详细的发送 log
		session.setDebug(true);

		// 4. 根据 Session 获取邮件传输对象
		Transport transport = session.getTransport();
		transport.connect(emailConfig.getSenderEmailAddr(), emailConfig.getSenderEmailPwd());

		for (String receiver : emailConfig.getReceivers()) {
			// 3. 创建一封邮件
			MimeMessage message = createMimeMessage(session, emailConfig.getSenderEmailAddr(), receiver, title, content);
			// 6. 发送邮件, 发到所有的收件地址, message.getAllRecipients() 获取到的是在创建邮件对象时添加的所有收件人, 抄送人,
			// 密送人
			transport.sendMessage(message, message.getAllRecipients());
		}

		// 7. 关闭连接
		transport.close();
	} catch (Exception e) {
		LoggerUtils.error("", e);
	}
}
 

/**
 * Send the message
 *
 * @param msg
 *            the message to send
 * @param transport
 *            the transport used to send the message
 * @throws MessagingException
 *             If a messaging error occured
 * @throws AddressException
 *             If invalid address
 */
private static void sendMessage( Message msg, Transport transport ) throws MessagingException
{
    if ( msg.getAllRecipients( ) != null )
    {
        // Send the message
        transport.sendMessage( msg, msg.getAllRecipients( ) );
    }
    else
    {
        throw new AddressException( "Mail adress is null" );
    }
}
 

/**
 * Publish post.
 *
 * @throws MessagingException if an error occurs while publishing.
 * @throws IOException if there are problems with reading file with the post text.
 */
public void publish() throws MessagingException, IOException {
    final Properties props = System.getProperties();
    props.put("mail.smtp.starttls.enable", true);
    props.put("mail.smtp.host", SMTP_HOST);
    props.put("mail.smtp.user", username);
    props.put("mail.smtp.password", password);
    props.put("mail.smtp.port", SMTP_PORT);
    props.put("mail.smtp.auth", true);

    final Session session = Session.getInstance(props, null);
    final MimeMessage mimeMessage = new MimeMessage(session);

    mimeMessage.setSubject(String.format(SUBJECT_TEMPLATE, releaseNumber));
    mimeMessage.setFrom(new InternetAddress(username));
    mimeMessage.addRecipients(Message.RecipientType.TO,
            InternetAddress.parse(RECIPIENT_ADDRESS));

    final String post = new String(Files.readAllBytes(Paths.get(postFilename)),
            StandardCharsets.UTF_8);

    final BodyPart messageBodyPart = new MimeBodyPart();
    messageBodyPart.setContent(post, "text/plain");

    final Multipart multipart = new MimeMultipart("alternative");
    multipart.addBodyPart(messageBodyPart);
    mimeMessage.setContent(multipart);

    final Transport transport = session.getTransport("smtp");
    transport.connect(SMTP_HOST, username, password);
    transport.sendMessage(mimeMessage, mimeMessage.getAllRecipients());
}
 

@Override
public Object invokeTarget() throws Exception {
  Message message = target;

  LOGGER.debug("send '{}'", Mail.from(message));

  Transport transport = mailService.getTransport();
  transport.sendMessage(message, message.getAllRecipients());
  mailService.flush();

  return null;
}
 

public static void sendEmail(String from, String password, Session session, MimeMessage mail) throws Exception {
    Transport transport = session.getTransport();
    transport.connect(from, password);
    transport.sendMessage(mail, mail.getAllRecipients());
    transport.close();
}
 

public boolean sendLog(String host, String userId, String password,
        String to, String from, String subject, String message,
        File filename) {
    boolean success = true;
    System.out.println("host: " + host);
    System.out.println("userId: " + userId);
    // Fortify Mod: commented out clear text password.
    // System.out.println("password: " + password);
    System.out.println("to: " + to);
    System.out.println("from: " + from);
    System.out.println("subject: " + subject);
    System.out.println("message: " + message);
    System.out.println("filename: " + filename.getName());
    System.out.println("filename: " + filename.getAbsolutePath());

    // create some properties and get the default Session
    Properties props = System.getProperties();
    props.put("mail.smtp.host", host);
    props.put("mail.smtp.auth", "true");

    Session session = Session.getInstance(props, null);
    session.setDebug(true);

    try {
        // create a message
        MimeMessage msg = new MimeMessage(session);
        msg.setFrom(new InternetAddress(from));
        InternetAddress[] address = { new InternetAddress(to) };
        msg.setRecipients(Message.RecipientType.TO, address);
        msg.setSubject(subject);

        // create and fill the first message part
        MimeBodyPart mbp1 = new MimeBodyPart();
        mbp1.setText(message);

        // create the second message part
        MimeBodyPart mbp2 = new MimeBodyPart();

        // attach the file to the message
        FileDataSource fds = new FileDataSource(filename);
        mbp2.setDataHandler(new DataHandler(fds));
        mbp2.setFileName(fds.getName());

        // create the Multipart and add its parts to it
        Multipart mp = new MimeMultipart();
        mp.addBodyPart(mbp1);
        mp.addBodyPart(mbp2);

        // add the Multipart to the message
        msg.setContent(mp);

        // set the Date: header
        msg.setSentDate(new Date());

        // connect to the transport
        Transport trans = session.getTransport("smtp");
        trans.connect(host, userId, password);

        // send the message
        trans.sendMessage(msg, msg.getAllRecipients());

        // smtphost
        trans.close();

    } catch (MessagingException mex) {
        success = false;
        mex.printStackTrace();
        Exception ex = null;
        if ((ex = mex.getNextException()) != null) {
            ex.printStackTrace();
        }
    }
    return success;
}
 

public static void main(String args[]) throws Exception {
	
	// read test configuration from test.properties in your classpath
	Properties testProps = TestUtil.readProperties();
	
	// generate string buffered test mail
	StringBuffer mimeMail = new StringBuffer();
	mimeMail.append("Date: ").append(new MailDateFormat().format(new Date())).append("\r\n");
	mimeMail.append("From: ").append(testProps.getProperty("mail.smtp.from")).append("\r\n");
	if (testProps.getProperty("mail.smtp.to") != null) {
		mimeMail.append("To: ").append(testProps.getProperty("mail.smtp.to")).append("\r\n");
	}
	if (testProps.getProperty("mail.smtp.cc") != null) {
		mimeMail.append("Cc: ").append(testProps.getProperty("mail.smtp.cc")).append("\r\n");
	}
	mimeMail.append("Subject: ").append("DKIM for JavaMail: MimeMailExample Testmessage").append("\r\n");
	mimeMail.append("\r\n");
	mimeMail.append(TestUtil.bodyText);

	// get a JavaMail Session object 
	Session session = Session.getDefaultInstance(testProps, null);

	
	
	///////// beginning of DKIM FOR JAVAMAIL stuff
	
	// get DKIMSigner object
	DKIMSigner dkimSigner = new DKIMSigner(
			testProps.getProperty("mail.smtp.dkim.signingdomain"),
			testProps.getProperty("mail.smtp.dkim.selector"),
			testProps.getProperty("mail.smtp.dkim.privatekey"));

	/* set an address or user-id of the user on behalf this message was signed;
	 * this identity is up to you, except the domain part must be the signing domain
	 * or a subdomain of the signing domain.
	 */ 
	dkimSigner.setIdentity("mimemailexample@"+testProps.getProperty("mail.smtp.dkim.signingdomain"));

	// construct the JavaMail message using the DKIM message type from DKIM for JavaMail
	Message msg = new SMTPDKIMMessage(session, new ByteArrayInputStream(mimeMail.toString().getBytes()), dkimSigner);

	///////// end of DKIM FOR JAVAMAIL stuff

	// send the message by JavaMail
	Transport transport = session.getTransport("smtp");
	transport.connect(testProps.getProperty("mail.smtp.host"),
			testProps.getProperty("mail.smtp.auth.user"),
			testProps.getProperty("mail.smtp.auth.password"));
	transport.sendMessage(msg, msg.getAllRecipients());
	transport.close();
}
 

public static void main(String args[]) throws Exception {

		// read test configuration from test.properties in your classpath
		Properties testProps = TestUtil.readProperties();

		// get a JavaMail Session object 
		Session session = Session.getDefaultInstance(testProps, null);

		
		
		///////// beginning of DKIM FOR JAVAMAIL stuff
		
		// get DKIMSigner object
		DKIMSigner dkimSigner = new DKIMSigner(
				testProps.getProperty("mail.smtp.dkim.signingdomain"),
				testProps.getProperty("mail.smtp.dkim.selector"),
				testProps.getProperty("mail.smtp.dkim.privatekey"));

		/* set an address or user-id of the user on behalf this message was signed;
		 * this identity is up to you, except the domain part must be the signing domain
		 * or a subdomain of the signing domain.
		 */ 
		dkimSigner.setIdentity("fullexample@"+testProps.getProperty("mail.smtp.dkim.signingdomain"));
		
		// get default
		System.out.println("Default headers getting signed if available:");
		TestUtil.printArray(dkimSigner.getDefaultHeadersToSign());

		// the following header will be signed as well if available
		dkimSigner.addHeaderToSign("ASpecialHeader");
		
		// the following header won't be signed
		dkimSigner.removeHeaderToSign("Content-Type");

		// change default canonicalizations
		dkimSigner.setHeaderCanonicalization(Canonicalization.SIMPLE);
		dkimSigner.setBodyCanonicalization(Canonicalization.RELAXED);

		// add length param to the signature, see RFC 4871
		dkimSigner.setLengthParam(true);
		
		// change default signing algorithm
		dkimSigner.setSigningAlgorithm(SigningAlgorithm.SHA1withRSA);

		// add a list of header=value pairs to the signature for debugging reasons 
		dkimSigner.setZParam(true);

		///////// end of DKIM FOR JAVAMAIL stuff
		
		
		

		// construct the JavaMail message using the DKIM message type from DKIM for JavaMail
		Message msg = new SMTPDKIMMessage(session, dkimSigner);
		Multipart mp = new MimeMultipart();
		msg.setFrom(new InternetAddress(testProps.getProperty("mail.smtp.from")));
		if (testProps.getProperty("mail.smtp.to") != null) {
			msg.setRecipients(Message.RecipientType.TO,
					InternetAddress.parse(testProps.getProperty("mail.smtp.to"), false));
		}
		if (testProps.getProperty("mail.smtp.cc") != null) {
			msg.setRecipients(Message.RecipientType.CC,
					InternetAddress.parse(testProps.getProperty("mail.smtp.cc"), false));
		}

		msg.setSubject("DKIM for JavaMail: FullExample Testmessage");
		
		MimeBodyPart mbp_msgtext = new MimeBodyPart();
        mbp_msgtext.setText(TestUtil.bodyText);
        mp.addBodyPart(mbp_msgtext);
        
        TestUtil.addFileAttachment(mp, testProps.get("mail.smtp.attachment"));
        
        msg.setContent(mp);

        // send the message by JavaMail
		Transport transport = session.getTransport("smtp"); // or smtps ( = TLS)
		transport.connect(testProps.getProperty("mail.smtp.host"),
				testProps.getProperty("mail.smtp.auth.user"),
				testProps.getProperty("mail.smtp.auth.password"));
		transport.sendMessage(msg, msg.getAllRecipients());
		transport.close();
	}
 

@Override
public boolean send(Message msg) {
    boolean isOk = true;
    Transport transport = null;
    try {
        LOG.info(String.format("Address: %s", msg.getAddress()));
        LOG.info(String.format("Subject: %s", msg.getSubject() + ENV));
        LOG.info(String.format("Contents: %s", msg.getContents()));
        LOG.info(String.format("Host: %s", msg.getHost()));
        LOG.info(String.format("Port: %s", msg.getPort()));
        LOG.info(String.format("User name: %s", msg.getUserName()));

        Properties props = new Properties();
        props.setProperty("mail.smtp.auth", "true");
        props.setProperty("mail.transport.protocol", "smtp");
        props.setProperty("mail.smtp.host", msg.getHost());

        Session session = Session.getInstance(props);
        // session.setDebug(true);

        MimeMessage message = new MimeMessage(session);
        message.setFrom(msg.getFromAddress());
        message.setRecipients(javax.mail.Message.RecipientType.TO, msg.getAddress());
        message.setSubject(msg.getSubject());

        MimeMultipart mmp = new MimeMultipart();
        MimeBodyPart mbp = new MimeBodyPart();
        mbp.setContent(msg.getContents(), "text/html;charset=UTF-8");

        mmp.addBodyPart(mbp);
        mmp.setSubType("mixed");

        message.setContent(mmp);
        message.setSentDate(new Date());

        transport = session.getTransport();
        transport.connect(msg.getHost(), msg.getPort(), msg.getUserName(), msg.getPassword());
        transport.sendMessage(message, message.getAllRecipients());

        LOG.error("mail for customize send email success.");
    } catch (Exception e) {
        isOk = false;
        LOG.error("mail for customize send email fail.", e);
    } finally {
        close(transport);
    }
    return isOk;
}
 

public static void main(String args[]) throws Exception {
	
	// read test configuration from test.properties in your classpath
	Properties testProps = TestUtil.readProperties();

	// get a JavaMail Session object 
	Session session = Session.getDefaultInstance(testProps, null);

	
	
	///////// beginning of DKIM FOR JAVAMAIL stuff
	
	// get DKIMSigner object
	DKIMSigner dkimSigner = new DKIMSigner(
			testProps.getProperty("mail.smtp.dkim.signingdomain"),
			testProps.getProperty("mail.smtp.dkim.selector"),
			testProps.getProperty("mail.smtp.dkim.privatekey"));

	/* set an address or user-id of the user on behalf this message was signed;
	 * this identity is up to you, except the domain part must be the signing domain
	 * or a subdomain of the signing domain.
	 */ 
	dkimSigner.setIdentity("simpleexample@"+testProps.getProperty("mail.smtp.dkim.signingdomain"));

	// construct the JavaMail message using the DKIM message type from DKIM for JavaMail
	Message msg = new SMTPDKIMMessage(session, dkimSigner);
	
	///////// end of DKIM FOR JAVAMAIL stuff

	
	
	msg.setFrom(new InternetAddress(testProps.getProperty("mail.smtp.from")));
	if (testProps.getProperty("mail.smtp.to") != null) {
		msg.setRecipients(Message.RecipientType.TO,
				InternetAddress.parse(testProps.getProperty("mail.smtp.to"), false));
	}
	if (testProps.getProperty("mail.smtp.cc") != null) {
		msg.setRecipients(Message.RecipientType.CC,
				InternetAddress.parse(testProps.getProperty("mail.smtp.cc"), false));
	}

	msg.setSubject("DKIM for JavaMail: SimpleExample Testmessage");
	msg.setText(TestUtil.bodyText);

	// send the message by JavaMail
	Transport transport = session.getTransport("smtp");
	transport.connect(testProps.getProperty("mail.smtp.host"),
			testProps.getProperty("mail.smtp.auth.user"),
			testProps.getProperty("mail.smtp.auth.password"));
	transport.sendMessage(msg, msg.getAllRecipients());
	transport.close();
}
 

private boolean emailPassword(String password, String username, String email) {
    /* Default to protocol smtp when SmtpEncryption is set to "None" */
    String prot = "smtp";

    if (settingsService.getSmtpServer() == null || settingsService.getSmtpServer().isEmpty()) {
        LOG.warn("Can not send email; no Smtp server configured.");
        return false;
    }

    Properties props = new Properties();
    if (settingsService.getSmtpEncryption().equals("SSL/TLS")) {
        prot = "smtps";
        props.put("mail." + prot + ".ssl.enable", "true");
    } else if (settingsService.getSmtpEncryption().equals("STARTTLS")) {
        prot = "smtp";
        props.put("mail." + prot + ".starttls.enable", "true");
    }
    props.put("mail." + prot + ".host", settingsService.getSmtpServer());
    props.put("mail." + prot + ".port", settingsService.getSmtpPort());
    /* use authentication when SmtpUser is configured */
    if (settingsService.getSmtpUser() != null && !settingsService.getSmtpUser().isEmpty()) {
        props.put("mail." + prot + ".auth", "true");
    }

    Session session = Session.getInstance(props, null);

    try {
        Message message = new MimeMessage(session);
        message.setFrom(new InternetAddress(settingsService.getSmtpFrom()));
        message.setRecipients(Message.RecipientType.TO, InternetAddress.parse(email));
        message.setSubject("Airsonic Password");
        message.setText("Hi there!\n\n" +
                "You have requested to reset your Airsonic password.  Please find your new login details below.\n\n" +
                "Username: " + username + "\n" +
                "Password: " + password + "\n\n" +
                "--\n" +
                "Your Airsonic server\n" +
                "airsonic.github.io/");
        message.setSentDate(new Date());

        Transport trans = session.getTransport(prot);
        try {
            if (props.get("mail." + prot + ".auth") != null && props.get("mail." + prot + ".auth").equals("true")) {
                trans.connect(settingsService.getSmtpServer(), settingsService.getSmtpUser(), settingsService.getSmtpPassword());
            } else {
                trans.connect();
            }
            trans.sendMessage(message, message.getAllRecipients());
        } finally {
            trans.close();
        }
        return true;

    } catch (Exception x) {
        LOG.warn("Failed to send email.", x);
        return false;
    }
}
 

public static void main(String[] args) throws Exception {

        // Create a Properties object to contain connection configuration information.
    	Properties props = System.getProperties();
    	props.put("mail.transport.protocol", "smtp");
    	props.put("mail.smtp.port", port);
    	props.put("mail.smtp.starttls.enable", "true");
    	props.put("mail.smtp.auth", "true");

        // Create a Session object to represent a mail session with the specified properties.
    	Session session = Session.getDefaultInstance(props);

        // Create a message with the specified information.
        MimeMessage msg = new MimeMessage(session);
        msg.setFrom(new InternetAddress(senderAddress,senderName));
        msg.setRecipients(Message.RecipientType.TO, InternetAddress.parse(toAddresses));
        msg.setRecipients(Message.RecipientType.CC, InternetAddress.parse(ccAddresses));
        msg.setRecipients(Message.RecipientType.BCC, InternetAddress.parse(bccAddresses));

        msg.setSubject(subject);
        msg.setContent(htmlBody,"text/html");

        // Add headers for configuration set and message tags to the message.
        msg.setHeader("X-SES-CONFIGURATION-SET", configurationSet);
        msg.setHeader("X-SES-MESSAGE-TAGS", tag0);
        msg.setHeader("X-SES-MESSAGE-TAGS", tag1);

        // Create a transport.
        Transport transport = session.getTransport();

        // Send the message.
        try {
            System.out.println("Sending...");

            // Connect to Amazon Pinpoint using the SMTP username and password you specified above.
            transport.connect(smtpEndpoint, smtpUsername, smtpPassword);

            // Send the email.
            transport.sendMessage(msg, msg.getAllRecipients());
            System.out.println("Email sent!");
        }
        catch (Exception ex) {
            System.out.println("The email wasn't sent. Error message: "
                + ex.getMessage());
        }
        finally {
            // Close the connection to the SMTP server.
            transport.close();
        }
    }
 

/**
 * Send an email.
 *
 * @param recipient The recipient of the email
 * @param subject The subject of the email.
 * @param body The body of the email.
 * @return true if the email was sent successfully.
 */
public boolean sendMail(final String recipient, final String subject, final String body) {
    boolean result = false;

    // Create a Properties object to contain connection configuration information.
    java.util.Properties props = System.getProperties();
    props.put("mail.transport.protocol", "smtp");
    props.put("mail.smtp.port", getPort());

    // Set properties indicating that we want to use STARTTLS to encrypt the connection.
    // The SMTP session will begin on an unencrypted connection, and then the client
    // will issue a STARTTLS command to upgrade to an encrypted connection.
    props.put("mail.smtp.auth", "true");
    props.put("mail.smtp.starttls.enable", "true");
    props.put("mail.smtp.starttls.required", "true");

    // Create a Session object to represent a mail session with the specified properties.
    Session session = Session.getDefaultInstance(props);

    // Create a message with the specified information.
    MimeMessage msg = new MimeMessage(session);

    Transport transport = null;

    // Send the message.
    try {
        msg.setFrom(new InternetAddress(getSender()));
        msg.setRecipient(Message.RecipientType.TO, new InternetAddress(recipient));
        msg.setSubject(subject);
        msg.setContent(body, "text/plain");

        // Create a transport.
        transport = session.getTransport();

        // Connect to email server using the SMTP username and password you specified above.
        transport.connect(getHost(), getSmtpUsername(), getUnobfuscatedSmtpPassword());

        // Send the email.
        transport.sendMessage(msg, msg.getAllRecipients());

        result = true;
    } catch (Exception ex) {
        LOGGER.error("The email was not sent.", ex);
    } finally {
        // Close and terminate the connection.
        try {
            transport.close();
        } catch (MessagingException e) {
            LOGGER.error("Could not close transport", e);
        }
    }

    return result;
}