通过SMTP发邮件

package email;

import java.io.File;
import java.util.Properties;
import javax.activation.DataHandler;
import javax.activation.FileDataSource;
import javax.mail.Message;
import javax.mail.MessagingException;
import javax.mail.Session;
import javax.mail.Transport;
import javax.mail.Message.RecipientType;
import javax.mail.internet.InternetAddress;
import javax.mail.internet.MimeBodyPart;
import javax.mail.internet.MimeMessage;
import javax.mail.internet.MimeMultipart;

public class Email {

	public static void main(String[] args) {

		if (args.length < 4) {
			return;
		}
	//////////////////////////////////////////////////////////////////
	//parameter 1:email address
	//e.g [email protected],[email protected]
	//parameter 2:the path of attachment
	//parameter 3:email context
	//parameter 3:email title
	//////////////////////////////////////////////////////////////////

		Email email = new Email();
		email.CreateEmail(args);

	}

	public void CreateEmail(String[] args) {
		try {
			Properties properties = new Properties();
			// properties.setProperty("mail.smtp.auth", "true");
			properties.setProperty("mail.transport.protocol", "smtp");
			properties.setProperty("mail.smtp.host", "server");
			properties.setProperty("mail.smtp.port", "25");
			Session session = Session.getInstance(properties, null);
			session.setDebug(false);

			Message message = new MimeMessage(session);
			message.setFrom(new InternetAddress("My Service <[email protected]>"));

			message.setSubject(args[3]);

			message.setRecipients(RecipientType.TO,InternetAddress.parse(args[0]));

			MimeBodyPart bodyPartAttch = createAttachMent(args[1]);
			MimeBodyPart bodyPartContentAndPic = createContent(args[2]);
			MimeMultipart mimeMuti = new MimeMultipart("mixed");
			mimeMuti.addBodyPart(bodyPartAttch);
			mimeMuti.addBodyPart(bodyPartContentAndPic);
			message.setContent(mimeMuti);
			message.saveChanges();

			Transport.send(message);
		} catch (MessagingException e) {
			e.printStackTrace();
			System.out.println("Email List:"+args[0]);
			System.out.println("Attachment Path:"+args[1]);
			System.out.println("Content:"+args[2]);
		}

	}

	public MimeBodyPart createAttachMent(String path) throws MessagingException {
		MimeBodyPart mimeBodyPart = new MimeBodyPart();
		FileDataSource dataSource = new FileDataSource(new File(path));
		mimeBodyPart.setDataHandler(new DataHandler(dataSource));
		mimeBodyPart.setFileName(dataSource.getName());
		return mimeBodyPart;
	}

	public MimeBodyPart createContent(String content) throws MessagingException {
		MimeMultipart mimeMutiPart = new MimeMultipart("related");

		MimeBodyPart contentBodyPart = new MimeBodyPart();

		contentBodyPart.setContent("<br>  </br><br>" + content + "</br>",
				"text/html;charset=gbk");
		mimeMutiPart.addBodyPart(contentBodyPart);

		MimeBodyPart allBodyPart = new MimeBodyPart();
		allBodyPart.setContent(mimeMutiPart);
		return allBodyPart;
	}
}