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Java的Spring框架中实现发送邮件功能的核心代码示例

转载 作者:qq735679552 更新时间:2022-09-29 22:32:09 24 4
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这篇CFSDN的博客文章Java的Spring框架中实现发送邮件功能的核心代码示例由作者收集整理,如果你对这篇文章有兴趣,记得点赞哟.

Spring中已经封装了邮件操作类,通过spring配置文件可以便捷地注入到controller、action等地方。 下面是配置:

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<!-- mail sender -->
   <bean id="mailSender" class="org.springframework.mail.javamail.JavaMailSenderImpl"
     p:host="${mail.host}" p:port="${mail.port}" 
     p:username="${mail.user}" p:password="${mail.passwd}"></bean>

        mail配置 。

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Email Configuration:
mail.host=smtp.163.com
mail.port=25
mail.user=xxxxxx@163.com
mail.passwd=xxxxxxxx
mail.from=xxxxxx@163.com

控制器中注入mailSender:

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@Controller
public class EmailController {
   private MailSender mailSender;
   @Value ( "${mail.from}" )
   String emailFrom;
   
   @Autowired
   public void setMailSender(MailSender mailSender) {
     this .mailSender = mailSender;
   }
   
   @RequestMapping (value= "/sendEmail" ,method=RequestMethod.POST)
   public ModelAndView sendEmail( @ModelAttribute ( "newEmail" ) ContactEmail newEmail,
       BindingResult bindResult,SessionStatus status){
     SimpleMailMessage message = new SimpleMailMessage();
     message.setTo(newEmail.getTo());
     message.setFrom(emailFrom);
     message.setSubject(newEmail.getSubject());
     message.setText(newEmail.getContent());
     String result = "" ;
     try {
       mailSender.send(message);
       result = "Email was sent!" ;
     } catch (MailException e){
       result = "Sending email failed!<br/><hr/>" +e.getMessage();
     }
     ModelAndView view = new ModelAndView( "emailResult" );
     view.addObject( "result" , result);
     return view;
   }
}

mail form:

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< form:form action = "sendEmail.do" method = "post" commandName = "newEmail" >
   < div >
     < p >   to:< form:input path = "to" cssStyle = "width:260px;" />
       < form:errors path = "to" cssStyle = "color:red;" /></ p >
     < p >subject:< form:input path = "subject" cssStyle = "width:260px;" />
       < form:errors path = "subject" cssStyle = "color:red;" /></ p >
     < p >content:< form:textarea path = "content" rows = "5" cols = "60" ></ form:textarea >< br />
       < form:errors path = "content" cssStyle = "color:red;" /></ p >
     < p >< input type = "submit" value = "confirm and send" /></ p >
   </ div >
   
</ form:form >

发送带附件的邮件:

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try {
   JavaMailSenderImpl senderImpl = new JavaMailSenderImpl();
  
   Properties props = new Properties();
   props.put( "mail.smtp.auth" , "true" );
   senderImpl.setHost( "smtp.163.com" );
   senderImpl.setUsername( "zhangfl85" );
   senderImpl.setPassword( "851010" );
   senderImpl.setJavaMailProperties(props);
   MimeMessage mimeMessge = senderImpl.createMimeMessage();
 
   MimeMessageHelper mimeMessageHelper = new MimeMessageHelper(mimeMessge, true );
   
   mimeMessageHelper.setTo( "zhangfl85@126.com" );
   mimeMessageHelper.setFrom( "zhangfl85@163.com" );
   mimeMessageHelper.setSubject( "添加附件测试" );
   mimeMessageHelper.setText( "test" , true );  FileSystemResource img = new FileSystemResource( new File( "I:/liang.jpg" ));
    mimeMessageHelper.addAttachment(MimeUtility.encodeWord( "3M样品仓库标准送货单模板.jpg" ),
,img);  
    senderImpl.send(mimeMessge);
  } catch (Exception e){
   e.printStackTrace();
  }

  。

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