spring-boot-mail

1. 功能

• 发送普通邮件
• 发送htm邮件
• 发送带附件的邮件
• 发送带静态资源的邮件

2. 实现

类结构图

3. 实现

接口

package com.jihite.service;

public interface MailService {
    void sendSimpleMail(String to, String subject, String content);

    void sendHtmlMail(String to, String subject, String content);

    void sendAttachMail(String to, String subject, String content, String filePath);

    void sendInlineResourceMail(String to, String subject, String content, String rscPath, String rscId);
}

实现

package com.jihite.service.impl;

import com.jihite.service.MailService;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.core.io.FileSystemResource;
import org.springframework.mail.SimpleMailMessage;
import org.springframework.mail.javamail.JavaMailSender;
import org.springframework.mail.javamail.MimeMessageHelper;
import org.springframework.stereotype.Component;

import javax.mail.MessagingException;
import javax.mail.internet.MimeMessage;
import java.io.File;


@Component
public class MailServiceImpl implements MailService{
    private final Logger logger = LoggerFactory.getLogger(this.getClass());
    @Autowired
    private JavaMailSender mailSender;

    @Value("${mail.fromMail.addr}")
    private String from;

    @Override
    public void sendSimpleMail(String to, String subject, String content) {
        SimpleMailMessage message = new SimpleMailMessage();
        message.setFrom(from);
        message.setTo(to);
        message.setSubject(subject);
        message.setText(content);
        try {
            mailSender.send(message);
            logger.info("简易邮件发送成功");
        } catch (Exception e) {
            logger.info("简易邮件发送失败", e);
        }

    }

    @Override
    public void sendHtmlMail(String to, String subject, String content) {
        MimeMessage message = mailSender.createMimeMessage();
        try {
            MimeMessageHelper mimeMessageHelper = new MimeMessageHelper(message, true);
            mimeMessageHelper.setFrom(from);
            mimeMessageHelper.setTo(to);
            mimeMessageHelper.setSubject(subject);
            mimeMessageHelper.setText(content, true);
            mailSender.send(message);
        } catch (MessagingException e) {
            logger.error("发送html邮件时发生异常", e);

        }
    }

    @Override
    public void sendAttachMail(String to, String subject, String content, String filePath) {
        MimeMessage mimeMessage = mailSender.createMimeMessage();
        try {
            MimeMessageHelper mimeMessageHelper = new MimeMessageHelper(mimeMessage, true);
            mimeMessageHelper.setFrom(from);
            mimeMessageHelper.setTo(to);
            mimeMessageHelper.setSubject(subject);
            mimeMessageHelper.setText(content, true);

            FileSystemResource fileSystemResource = new FileSystemResource(new File(filePath));
            String fileName = "附件";
            mimeMessageHelper.addAttachment(fileName, fileSystemResource);

            mailSender.send(mimeMessage);
            logger.info("带附件的邮件发送成功！");
        } catch (MessagingException e) {
            logger.error("发送带附件失败", e);
        }
    }

    @Override
    public void sendInlineResourceMail(String to, String subject, String content, String rscPath, String rscId) {
        MimeMessage mimeMessage = mailSender.createMimeMessage();
        try {
            MimeMessageHelper helper = new MimeMessageHelper(mimeMessage, true);
            helper.setFrom(from);
            helper.setTo(to);
            helper.setSubject(subject);
            helper.setText(content, true);

            FileSystemResource res = new FileSystemResource(new File(rscPath));
            helper.addInline(rscId, res);

            mailSender.send(mimeMessage);
            logger.info("发送嵌入静态资源的邮件成功");

        } catch (MessagingException e) {
            logger.error("发送嵌入静态资源的邮件失败", e);
        }

    }
}

resources/application.properties

spring.application.name=spirng-boot-mail

spring.mail.host=smtp.163.com
spring.mail.username=xxoo@xxoo.com
spring.mail.password=xxoo
spring.mail.default-encoding=UTF-8

mail.fromMail.addr=xxoo@xxoo.com

测试

package com.jihite.service;

import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.test.context.junit4.SpringRunner;

@RunWith(SpringRunner.class)
@SpringBootTest
public class MailServiceTest {

    @Autowired
    private MailService mailService;

    private String to = "jihite@126.com";

    @Test
    public void testSimpleMail() {
        String subject = "测试普通邮件";
        String content = "Hello, This is a simple mail";
        mailService.sendSimpleMail(to, subject, content);
    }

    @Test
    public void testHtmlMail() {
        String subject = "测试待Html邮件";
        String content="<html>\n" +
                "<body>\n" +
                "    <h3>hello world ! 这是一封html邮件!</h3>\n" +
                "</body>\n" +
                "</html>";
        mailService.sendHtmlMail(to, subject, content);
    }

    @Test
    public void testAttachMail() {
        String subject = "测试带附件邮件";
        String content = "请注意查收附件哦";
        String filePath = "/Users/jihite/Del/testMail";
        mailService.sendAttachMail(to, subject, content, filePath);
    }

    @Test
    public void testInlineResourceMail() {
        String subject = "带图片的邮件";
        String rscId = "neo006";
        String content="<html><body>这是有图片的邮件：<img src=\'cid:" + rscId + "\' ></body></html>";
        String imgPath = "/Users/jihite/Downloads/abc.png";
        mailService.sendInlineResourceMail(to, subject, content, imgPath, rscId);
    }

}

4. 代码

链接