SpringBoot整合邮件任务(QQ邮箱发送)
1.获取QQ邮箱授权码
2.导入邮箱发送依赖启动器
使用定制邮件模板的方法实现通用邮件发送,Thymeleaf构建邮件模板需要一起导入依赖。
<!-- Mail --><dependency><groupId>org.springframework.boot</groupId><artifactId>spring-boot-starter-mail</artifactId></dependency><!-- thymeleaf模板依赖 --><dependency><groupId>org.springframework.boot</groupId><artifactId>spring-boot-starter-thymeleaf</artifactId></dependency>
3.配置文件yml添加邮件服务配置
# Spring配置spring:mail:host: username: ********@# password是第一步QQ邮箱开通的smtp服务后得到的客户端授权码password: ******************default-encoding: UTF-8properties:mail:smtp:auth: truestarttls:enable: truerequired: true#thymeleaf模板引擎配置太简单,就不贴出来了
4.编写接口IMailService
public interface IMailService {void sendHtmlMailThymeLeaf(String mailFrom, String mailFromNick, String mailTo, String cc, String subject, String content);}
5.编写实现MailServiceImpl
@Servicepublic class MailServiceImpl implements IMailService {/*** JavaMailSender是Spring Boot在MailSenderPropertiesConfiguration 类中配直好的,该类在 Mail* 自动配置类 MailSenderAutoConfiguration 中导入 因此这里注入 JavaMailSender 就可以使用了*/@Autowiredprivate JavaMailSender mailSender;@Overridepublic void sendHtmlMailThymeLeaf(String mailFrom, String mailFromNick, String mailTo, String cc, String subject, String content) {MimeMessage mimeMessage = mailSender.createMimeMessage();try {MimeMessageHelper mimeMessageHelper = new MimeMessageHelper(mimeMessage, true);mimeMessageHelper.setFrom(new InternetAddress(mailFromNick + " <" + mailFrom + ">"));// 设置多个收件人String[] toAddress = mailTo.split(",");mimeMessageHelper.setTo(toAddress);if (!StringUtils.isEmpty(cc)) {mimeMessageHelper.setCc(cc);}mimeMessageHelper.setSubject(subject);// 第二个参数为true表示邮件正文是html格式的,默认是falsemimeMessageHelper.setText(content, true);mailSender.send(mimeMessage);} catch (MessagingException e) {System.out.println(e);}}}
6.Controller调用
// 发件人要跟yml配置文件里填写的邮箱一致//可以使用注解 @Value("${spring.mail.username}")String mailFrom = "******@";// 收件人String mailTo = "******@,******@";// 抄送(可为空)//可以使用注解 @Value("${spring.mail.username}")String cc = "******@";// 注入mailService@Autowiredprivate IMailService mailService;// 注入TemplateEngine@AutowiredTemplateEngine templateEngine;@RequestMapping("/other/test")//请求路径@ResponseBodypublic void testMail() {//注意1:这里我是查询对应的内容,使用富文本编辑器存储html标签的内容Strategy strategy = strategyService.selectStrategyByStrategyId(Long.valueOf(1));Context context = new Context(); // 导包是org.thymeleaf.context//注意2:获取发送的内容传入thymeleaf模板中context.setVariable("content", strategy.getStrategyContent());String content = templateEngine.process("mailTemplate.html", context);//System.out.println(content);mailService.sendHtmlMailThymeLeaf(mailFrom, "定义发件人名字", mailTo, cc, "定义邮件标题", content);System.out.println("邮件发送成功");}
7.thymeleaf模板 mailTemplate.html
<!DOCTYPE html><html lang="en" xmlns:th=""><head><meta charset="UTF-8"><title>邮件发送</title></head><body><!--使用富文本框包含HTML标签 使用 th:utext标签 会解析html,显示相应的效果--><div th:utext="${content}">Some escaped text</div></body></html>
实现效果如下:
文章部分参考