Java应用 发送mail

<span style="font-size:18px;">import java.util.Properties;
import javax.activation.DataHandler;
import javax.activation.FileDataSource;
import javax.mail.Address;
import javax.mail.BodyPart;
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 SendAttachment {
	private String MailHost; // 邮件服务器
	private String UserName; // 用户名
	private String PassWord; // 用户密码
	private MimeMessage mimeMsg; // MIME邮件对象
	private Session session; // 邮件会话对象
	private Properties props; // 系统属性
	private Multipart mp; // Multipart对象,邮件内容,标题,附件等内容均添加到其中后再生成MimeMessage对象


	public SendAttachment() {
	}


	public SendAttachment(String smtp) {
		MailHost = "smtp.163.com";
		setSmtpHost(smtp);
		createMimeMessage();
	}


	/**
	 * @param hostName
	 *            String
	 */
	public void setSmtpHost(String hostName) {
		System.out.println("设置系统属性：mail.smtp.host = " + hostName);
		if (props == null) { // 获得系统属性对象
			props = System.getProperties();
		}
		props.put("mail.smtp.host", hostName); // 设置SMTP主机
												// hostName="smtp.163.com";
	}


	public boolean createMimeMessage() {
		try {
			System.out.println("准备获取邮件会话对象！");
			// session = Session.getDefaultInstance(props, null); //获得邮件会话对象
			session = Session.getInstance(props, null);
		} catch (Exception e) {
			System.err.println("获取邮件会话对象时发生错误！" + e);
			return false;
		}


		System.out.println("准备创建MIME邮件对象！");
		try {
			mimeMsg = new MimeMessage(session); // 创建MIME邮件对象
			mp = new MimeMultipart();
			return true;
		} catch (Exception e) {
			System.err.println("创建MIME邮件对象失败！" + e);
			return false;
		}
	}


	public void setNeedAuth(boolean need) {
		System.out.println("设置smtp身份认证：mail.smtp.auth = " + need);
		if (props == null) {
			props = System.getProperties();
		}
		if (need) {
			props.put("mail.smtp.auth", "true");
		} else {
			props.put("mail.smtp.auth", "false");
		}
	}


	/**
	 * 设置用户名和密码
	 * 
	 * @param String
	 *            name 用户名
	 * 
	 * @param String
	 *            pass 密码
	 * 
	 */
	public void setNamePass(String name, String pass) {
		UserName = name;
		PassWord = pass;
	}


	/**
	 * 设置邮件主题
	 * 
	 * @param String
	 *            mailsubject 邮件主题
	 * 
	 * @return boolean
	 */
	public boolean setSubject(String mailSubject) {
		System.out.println("设置邮件主题！");
		try {
			mimeMsg.setSubject(mailSubject);
			return true;
		} catch (Exception e) {
			System.err.println("设置邮件主题发生错误！");
			return false;
		}
	}


	/**
	 * 邮件主体
	 * 
	 * @param String
	 *            mailbody 邮件主体
	 * 
	 * @return boolean
	 */
	public boolean setBody(String mailBody) {
		try {
			BodyPart bp = new MimeBodyPart();
			bp.setContent(
					"<meta http-equiv=Content-Type content=text/html;charset=gb2312>"
							+ mailBody, "text/html;charset=GB2312");
			mp.addBodyPart(bp);
			return true;
		} catch (Exception e) {
			System.err.println("设置邮件正文时发生错误！" + e);
			return false;
		}
	}


	/**
	 * 添加附件
	 * 
	 * @param String
	 *            filename 文件名
	 * 
	 * @return boolean
	 */
	public boolean addFileAffix(String filename) {
		System.out.println("增加邮件附件：" + filename);
		try {
			BodyPart bp = new MimeBodyPart();
			FileDataSource fileds = new FileDataSource(filename);
			bp.setDataHandler(new DataHandler(fileds));
			bp.setFileName(fileds.getName());
			mp.addBodyPart(bp);
			return true;
		} catch (Exception e) {
			System.err.println("增加邮件附件：" + filename + "发生错误！" + e);
			return false;
		}
	}


	/**
	 * 发件人邮箱
	 * 
	 * @param String
	 *            from 发件人邮箱
	 * 
	 * @return boolean
	 */
	public boolean setFrom(String from) {
		System.out.println("设置发信人！");
		try {
			mimeMsg.setFrom(new InternetAddress(from)); // 设置发信人
			return true;
		} catch (Exception e) {
			return false;
		}
	}


	/**
	 * 收件人
	 * 
	 * @param String
	 *            to 收件人邮箱
	 * 
	 * @return boolean
	 */
	public boolean setTo(String to) {
		if (to == null)
			return false;


		try {
			mimeMsg.setRecipients(Message.RecipientType.TO,
					InternetAddress.parse(to));
			return true;
		} catch (Exception e) {
			return false;
		}
	}


	/**
	 * 抄送邮件
	 * 
	 * @param String
	 *            抄送地址
	 * 
	 * @return boolean
	 */
	public boolean setCopyTo(String copyto) {
		if (copyto == null)
			return false;
		try {
			mimeMsg.setRecipients(Message.RecipientType.CC,
					(Address[]) InternetAddress.parse(copyto));
			return true;
		} catch (Exception e) {
			return false;
		}
	}


	/**
	 * 
	 * 发送邮件
	 * 
	 */
	public boolean sendout() {
		try {
			mimeMsg.setContent(mp);
			mimeMsg.saveChanges();
			System.out.println("正在发送邮件....");


			Session mailSession = Session.getInstance(props, null);
			Transport transport = mailSession.getTransport("smtp");
			transport.connect((String) props.get("mail.smtp.host"), UserName,
					PassWord);
			transport.sendMessage(mimeMsg,
					mimeMsg.getRecipients(Message.RecipientType.TO));


			System.out.println("发送邮件成功！");
			transport.close();


			return true;
		} catch (Exception e) {
			System.err.println("邮件发送失败！" + e);
			return false;
		}
	}


	/**
	 * Just do it as this
	 */
	public static void main(String[] args) {


		String mailbody = "<meta http-equiv=Content-Type content=text/html;charset=utf-8>"
				+ "<div align=center>邮件正文内容</div>"
				+ "<a href='http://www.baidu.com/'>百度</a>   hahhhahh";


		final SendAttachment themail = new SendAttachment("smtp.163.com");
		themail.setNeedAuth(true);


		if (themail.setSubject("邮件主题") == false)
			return;
		if (themail.setBody(mailbody) == false)
			return;
		if (themail.setTo("[email protected]") == false)
			return;
		// 以上是收件人处理
		if (themail.setFrom("[email protected]") == false)
			return;


		// 发送附件
		// if(themail.addFileAffix("d:\\工作日志20100524.xls") == false) return;
		themail.setNamePass("[email protected]", "mima");
		new Thread() {
			public void run() {
				while (true) {
					if (themail.sendout() == false)
						return;
					System.out.println("发送邮件成功！xxxxxxx");
					try {
						sleep(2000);
					} catch (InterruptedException e) {
						// TODO 自动生成的 catch 块
						e.printStackTrace();
					}
				}
			};
		}.start();
	}
}</span>

所依赖的包下载地址：

http://download.csdn.net/detail/u014071669/7920533