java mail api 学习

参考网址：http://blog.sina.com.cn/s/blog_6d3c1ec60100u98e.html

package cn.com.surekam.mail;

import java.util.Date;

import java.util.Properties;

import javax.mail.Message;

import javax.mail.Multipart;

import javax.mail.Session;

import javax.mail.Transport;

import javax.mail.internet.InternetAddress;

import javax.mail.internet.MimeBodyPart;

import javax.mail.internet.MimeMessage;

import javax.mail.internet.MimeMultipart;

public class SimpleSender {

	public static void main(String args[]) {

		try {

			String smtpServer = "123.125.50.132";
			String to = "[e-mail]";

			String from = "[e-mail]";

			String subject = "test mail";

			String body = "test mail";

			String msgAttachment = "This is an attachment string!";

			send(smtpServer, to, from, subject, body, msgAttachment);
		} catch (Exception ex) {

			System.out.println(ex.toString());

		}

		System.exit(0);

	}

	// 发送一封简单的邮件

	public static void send(String smtpServer, String to, String from,

	String subject, String body) {

		try {

			Properties props = System.getProperties();

			props.put("mail.smtp.host", smtpServer);

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

			Message msg = new MimeMessage(session);

			msg.setFrom(new InternetAddress(from));

			// 发件人地址

			InternetAddress[] address = { new InternetAddress(to) };

			msg.setRecipients(Message.RecipientType.TO, address);

			// 收件人地址，可以是一个或多个。

			msg.setSubject(subject);

			// 邮件主题

			msg.setSentDate(new Date());

			// 发送时间

			msg.setText(body);

			// 邮件正文的内容

			msg.setHeader("X-Mailer", "LOTONtechEmail");

			Transport.send(msg);

			System.out.println("Message sent OK.");

		} catch (Exception ex) {

			ex.printStackTrace();

		}

	}

	// 发送一封带有附件的邮件

	public static void send(String smtpServer, String to, String from,

	String subject, String body, String msgAttachment) {

		try {

			Properties props = System.getProperties();

			props.put("mail.smtp.host", smtpServer);

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

			Message msg = new MimeMessage(session);

			msg.setFrom(new InternetAddress(from));

			InternetAddress[] address = { new InternetAddress(to) };

			msg.setRecipients(Message.RecipientType.TO, address);

			msg.setSubject(subject);

			msg.setSentDate(new Date());

			msg.setHeader("X-Mailer", "LOTONtechEmail");

			MimeBodyPart mbp1 = new MimeBodyPart();

			mbp1.setText(body);

			// 把前面定义的msgText中的文字设定为邮件正文的内容

			MimeBodyPart mbp2 = new MimeBodyPart();

			mbp2.setText(msgAttachment, "utf-8");

			// 创建附件部分

			Multipart mp = new MimeMultipart();

			// 创建Multipart

			mp.addBodyPart(mbp1);

			mp.addBodyPart(mbp2);

			// 把前面定义的正文和附件都添加到Multipart中

			msg.setContent(mp);

			// 添加 Multipart到Message中

			Transport.send(msg);

			System.out.println("Message sent OK.");

		} catch (Exception ex) {

			ex.printStackTrace();

		}

	}

}