JavaMail发邮件【可带附件】

package test;

import java.util.ArrayList;
import java.util.List;

public class MailBean {

	// 发送邮件服务器
	private String hostName = "smtp.163.com";

	// 发送邮件服务器端口
	private int port = 25;

	// 发送者邮箱用户名
	private String userName = "xxx";

	// 发送者邮箱密码
	private String password = "";

	// 邮件接收者
	private String toAddress = "[email protected]";

	// 邮件主题
	private String subject = "JavaMial 测试";

	// 邮件内容
	private String content = "这是一封JavaMail测试邮件";

	// 邮件发送者
	private String fromAddress = "[email protected]";
	
	//附件路径列表
	private List<String> fileList=new ArrayList<String>();

	
	public List<String> getFileList() {
		return fileList;
	}

	public void setFileList(List<String> fileList) {
		this.fileList = fileList;
	}

	public String getFromAddress() {
		return fromAddress;
	}

	public void setFromAddress(String fromAddress) {
		this.fromAddress = fromAddress;
	}

	public int getPort() {
		return port;
	}

	public void setPort(int port) {
		this.port = port;
	}

	public String getHostName() {
		return hostName;
	}

	public void setHostName(String hostName) {
		this.hostName = hostName;
	}

	public String getUserName() {
		return userName;
	}

	public void setUserName(String userName) {
		this.userName = userName;
	}

	public String getPassword() {
		return password;
	}

	public void setPassword(String password) {
		this.password = password;
	}

	public String getToAddress() {
		return toAddress;
	}

	public void setToAddress(String toAddress) {
		this.toAddress = toAddress;
	}

	public String getSubject() {
		return subject;
	}

	public void setSubject(String subject) {
		this.subject = subject;
	}

	public String getContent() {
		return content;
	}

	public void setContent(String content) {
		this.content = content;
	}

}

 

package test;

import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import java.util.Properties;

import javax.activation.DataHandler;
import javax.activation.FileDataSource;
import javax.mail.Authenticator;
import javax.mail.Message;
import javax.mail.MessagingException;
import javax.mail.Multipart;
import javax.mail.Part;
import javax.mail.PasswordAuthentication;
import javax.mail.Session;
import javax.mail.Transport;
import javax.mail.internet.AddressException;
import javax.mail.internet.InternetAddress;
import javax.mail.internet.MimeBodyPart;
import javax.mail.internet.MimeMessage;
import javax.mail.internet.MimeMultipart;



public class JavaMail {

	@SuppressWarnings("static-access")
	public void setMail(MailBean mailBean) {
		try {
			// 设置JavaMail属性
			Properties props = new Properties();
			// 设置邮件服务器端口
			props.put("mail.smtp.port", mailBean.getPort());
			// SMTP邮件服务器IP地址或主机名
			props.put("mail.smtp.host", mailBean.getHostName());
			props.put("mail.smtp.auth", "true");
			// 需要经过授权，也就是有户名和密码的校验，这样才能通过验证（一定要有这一条）
			EmailAuthenticator auth = new EmailAuthenticator(mailBean.getUserName(), mailBean.getPassword());
			// 根据已配置的JavaMail属性创建Session实例
			Session mailSession = Session.getInstance(props, (Authenticator) auth);
			// 你可以在控制台（console)上看到发送邮件的过程
			mailSession.setDebug(true);
			MimeMessage msg = new MimeMessage(mailSession);
			InternetAddress[] address = InternetAddress.parse(mailBean.getToAddress(), false);
			// 设置邮件接收者
			msg.setRecipients(Message.RecipientType.TO, address);
			// 设置邮件主题
			msg.setSubject(mailBean.getSubject());
			// 设置邮件时间
			msg.setSentDate(new Date());
			// 设置邮件发送者
			msg.setFrom(new InternetAddress(mailBean.getFromAddress()));
			Multipart multipart = new MimeMultipart();
			// 加入文本内容
			MimeBodyPart mimeBodyPart = new MimeBodyPart();
			mimeBodyPart.setText(mailBean.getContent());
			multipart.addBodyPart(mimeBodyPart);
			List<String> fileList = mailBean.getFileList();
			//加入附件
			for (String filePath : fileList) {
				MimeBodyPart bodyPart = new MimeBodyPart();
				//得到数据源
				FileDataSource fileDataSource = new FileDataSource(filePath);
				bodyPart.setDataHandler(new DataHandler(fileDataSource));
				bodyPart.setDisposition(Part.ATTACHMENT);
				//设置文件名
				bodyPart.setFileName(fileDataSource.getName());
				multipart.addBodyPart(bodyPart);
			}
			msg.setContent(multipart);
			// 创建Transport对象
			Transport tran = mailSession.getTransport("smtp");
			// 连接邮件服务器
			tran.connect(mailBean.getHostName(), mailBean.getUserName(), mailBean.getPassword());
			// 发送邮件
			tran.send(msg);
			tran.close();
		} catch (AddressException e) {
			e.printStackTrace();
		} catch (MessagingException e) {
			e.printStackTrace();
		}
	}

	// 邮件用户身份验证类
	class EmailAuthenticator extends Authenticator {

		private String username;

		private String userpass;

		EmailAuthenticator(String un, String up) {
			super();
			username = un;
			userpass = up;
		}

		public PasswordAuthentication getPasswordAuthentication() {
			return new PasswordAuthentication(username, userpass);
		}
	}

	public static void main(String[] args) {

		JavaMail javaMail = new JavaMail();
		MailBean mailBean = new MailBean();
		List<String> fileList = new ArrayList<String>();
		fileList.add("G:\\temp\\1.txt");
		fileList.add("G:\\temp\\2.txt");
		mailBean.setFileList(fileList);
		javaMail.setMail(mailBean);

	}

}