通过javamailsenderimpl发送邮件

参考文章：http://blog.csdn.net/qq_33556185/article/details/51028952

import javax.mail.internet.MimeMessage;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.mail.SimpleMailMessage;
import org.springframework.mail.javamail.JavaMailSender;
import org.springframework.mail.javamail.JavaMailSenderImpl;
import org.springframework.mail.javamail.MimeMessageHelper;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.ResponseBody;

import java.io.File;
import java.util.Properties;

@Controller
@RequestMapping("/api")

public class SendMailController {
    @RequestMapping(value = "/sendmsg", method = RequestMethod.GET)
    @ResponseBody
     public String sendMessage(@RequestParam String mail){

        JavaMailSenderImpl senderImpl = new JavaMailSenderImpl();
        // 设定mail server
        senderImpl.setHost("smtp.qq.com");
        senderImpl.setUsername("*******@qq.com"); // 根据自己的情况,设置username
        senderImpl.setPassword("********"); // 根据自己的情况, 设置password，注意qq邮箱的话此处设置16位授权码，不是邮箱密码，切记！
        //加认证机制
        Properties javaMailProperties = new Properties();
        javaMailProperties.put("mail.smtp.auth", true);
        javaMailProperties.put("mail.smtp.starttls.enable", true);
        javaMailProperties.put("mail.smtp.timeout", 5000);
        senderImpl.setJavaMailProperties(javaMailProperties);

        // 建立邮件消息
        SimpleMailMessage mailMessage = new SimpleMailMessage();
        // 设置收件人，寄件人 用数组发送多个邮件
        // String[] array = new String[] {"[email protected]","[email protected]"};
        // mailMessage.setTo(array);
        mailMessage.setTo("**********@qq.com");
        mailMessage.setFrom("*********@qq.com ");
        mailMessage.setSubject(" 测试简单文本邮件发送！ ");
        mailMessage.setText(" 测试我的简单邮件发送机制！！ ");

        // 发送邮件
        senderImpl.send(mailMessage);

        System.out.println(" 邮件发送成功.. ");
        return "haHa";
    }

     //有附件的邮件发送
    @RequestMapping(value = "/sendPht", method = RequestMethod.GET)
    @ResponseBody
    public String sendPht(@RequestParam String filePath)throws Exception{
         JavaMailSenderImpl javaMailSender = new JavaMailSenderImpl();
         javaMailSender.setHost("smtp.qq.com");
         javaMailSender.setUsername("**********@qq.com");
         javaMailSender.setPassword("**********");

         Properties javaMailProperties = new Properties();
         javaMailProperties.put("mail.smtp.auth", true);
         javaMailProperties.put("mail.smtp.starttls.enable", true);
         javaMailProperties.put("mail.smtp.timeout", 5000);
         javaMailSender.setJavaMailProperties(javaMailProperties);

        //使用JavaMail的MimeMessage，支付更加复杂的邮件格式和内容
        MimeMessage msg = javaMailSender.createMimeMessage();
        //创建MimeMessageHelper对象，处理MimeMessage的辅助类
        MimeMessageHelper helper = new MimeMessageHelper(msg, true);
        //使用辅助类MimeMessage设定参数
        helper.setFrom(javaMailSender.getUsername());
        helper.setTo("************@qq.com");
        helper.setSubject("Hello Attachment");
        helper.setText("This is a mail with attachment");
        //加载文件资源，作为附件
        File file = new File(filePath);
        if(!file.exists()){
            return "文件不存在";
        }
        //加入附件
        helper.addAttachment(file.getName(), file);
        // 发送邮件
        javaMailSender.send(msg);
        return "HaHaHaHaHaHa";
    }
}