[JavaMail] How to send email via Microsoft Exchange Server?

Problem
I am using JavaMail to write program to send email via Microsoft Exchange Server. How to do it?

How-to
The sample code looks like:

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package albert.practice.mail; import java.io.File; import java.util.Properties; import javax.mail.MessagingException; import javax.mail.internet.MimeMessage; import lombok.extern.slf4j.Slf4j; import org.springframework.core.io.FileSystemResource; import org.springframework.mail.javamail.JavaMailSenderImpl; import org.springframework.mail.javamail.MimeMessageHelper; import albert.practice.mail.params.EmailParams; @Slf4j public class ExchangeServerMailTest { public static void main(String[] args) { // set email parameters EmailParams params = new EmailParams(); params.setReceiverEmail("email address"); params.setSubject("測試一下"); params.setContent("測試測試測試測試"); // call sendMail API new ExchangeServerMailTest().sendMail(params); } public void sendMail(EmailParams params) { JavaMailSenderImpl sender = getJavaMailSender(); MimeMessage message = sender.createMimeMessage(); try { MimeMessageHelper helper = new MimeMessageHelper(message, true); helper.setTo(params.getReceiverEmail()); helper.setFrom("email address"); helper.setSubject(params.getSubject()); helper.setText(params.getContent(), false); // set attachment FileSystemResource attachment = new FileSystemResource(new File( "D:\\dropbox\\退匯明細表.pdf")); helper.addAttachment("退匯明細表.pdf", attachment); } catch (MessagingException e) { throw new RuntimeException(e); } sender.send(message); log.debug("mail sent.."); } private JavaMailSenderImpl getJavaMailSender() { Properties props = new Properties(); props.put("mail.smtp.auth", true); props.put("mail.smtp.ssl.trust", "*"); // mail server configuration String host = "your smtp"; int port = 25; String userName = "your user name"; String password = "your password"; JavaMailSenderImpl sender = new JavaMailSenderImpl(); sender.setJavaMailProperties(props); sender.setHost(host); sender.setPort(port); sender.setUsername(userName); sender.setPassword(password); sender.setDefaultEncoding("UTF-8"); return sender; } }