<!-- java發(fā)送郵件jar包 -->
   <dependency>
    <groupId>javax.mail</groupId>
    <artifactId>mail</artifactId>
    <version>1.4.7</version>
</dependency>

package com.xdl.util;

import com.sun.mail.util.MailSSLSocketFactory;

import javax.mail.*;
import javax.mail.internet.InternetAddress;
import javax.mail.internet.MimeMessage;
import java.util.Properties;
/**
 * 郵件發(fā)送
 *     QQ郵箱--->別的郵箱
 * @author shiyunpeng
 */
public class SendEmailManger extends Thread {
  private String mailAdr;//郵箱
  private String content;//郵件的內(nèi)容
  private String subject;//郵件的題目
  public SendEmailManger(String mailAdr, String subject, String content) {
    super();
    this.mailAdr = mailAdr;
    this.subject = subject;
    this.content = content;
  }
  @Override
  public void run() {
    super.run();
    try {
      sendMail(mailAdr, subject, content);
    } catch (Exception e) {
      e.printStackTrace();
    }
  }
  private void sendMail(String mailAdr, String subject, String content) throws Exception {
    //加密的郵件套接字協(xié)議工廠
    MailSSLSocketFactory sf = new MailSSLSocketFactory();
    sf.setTrustAllHosts(true);
    final Properties props = new Properties();
    // 表示SMTP發(fā)送郵件，需要進(jìn)行身份驗證
    props.put("mail.transport.protocol", "smtp");
    props.put("mail.smtp.auth", "true");
    props.put("mail.smtp.host", "smtp.qq.com");
    // smtp登陸的賬號、密碼 ；需開啟smtp登陸
    props.setProperty("mail.debug", "true");
    props.put("mail.user", "發(fā)送者郵箱");
    props.put("mail.password", "授權(quán)碼");
    // 特別需要注意，要將ssl協(xié)議設(shè)置為true,否則會報530錯誤
    props.put("mail.smtp.ssl.enable", "true");
    props.put("mail.smtp.ssl.socketFactory", sf);
    Authenticator authenticator = new Authenticator() {
      protected PasswordAuthentication getPasswordAuthentication() {
        // 用戶名、密碼
        String userName = props.getProperty("mail.user");
        String password = props.getProperty("mail.password");
        return new PasswordAuthentication(userName, password);
      }
    };
    // 使用環(huán)境屬性和授權(quán)信息，創(chuàng)建郵件會話
    Session mailSession = Session.getInstance(props, authenticator);
    // 創(chuàng)建郵件消息
    MimeMessage message = new MimeMessage(mailSession);
    // 設(shè)置發(fā)件人
    try {
      InternetAddress form = new InternetAddress(props.getProperty("mail.user"));
      message.setFrom(form);
      // 設(shè)置收件人
      InternetAddress to = new InternetAddress(mailAdr);
      message.setRecipient(Message.RecipientType.TO, to);
      // 設(shè)置抄送
      // InternetAddress cc = new InternetAddress("591566764@qq.com");
      // message.setRecipient(RecipientType.CC, cc);
      // 設(shè)置密送，其他的收件人不能看到密送的郵件地址
      // InternetAddress bcc = new InternetAddress("mashen@163.com");
      // message.setRecipient(RecipientType.CC, bcc);
      // 設(shè)置郵件標(biāo)題
      message.setSubject(subject);
      // 設(shè)置郵件的內(nèi)容體
      message.setContent(content, "text/html;charset=UTF-8");
      // 發(fā)送郵件
      Transport.send(message);
    } catch (MessagingException e) {
      e.printStackTrace();
    }
  }
  public static void main(String[] args) {
    SendEmailManger d = new SendEmailManger("接收郵件的郵箱", "syp：", "我呵呵，啊打： <br/><br/>加油哦！?。。?...");
    d.start();
  }
}