使用Spring发送邮件

来源：互联网发布：sqlserver最新版本编辑：程序博客网时间：2024/06/05 05:11

1. [代码]properties 文件

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#配置服务器邮件账号信息
#服务器
mail.smtp.host=smtp.xxx.com
#是否需要验证密码
mail.smtp.auth=true
#超时时间
mail.smtp.timeout=25000
#发件人信箱
mail.smtp.from=xxx@163.com
#用户名
mail.smtp.username=xxx@163.com
#密码
mail.smtp.password=123456

2. [代码]配置 applicationContext.xml

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    <!-- in-memory database and a datasource -->
    <beanid="propertyConfigurer"
          class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer"
          p:location="classpath:jdbc.properties"/>
<!-- 配置邮件 senderbean -->
<beanid="mailSender"class="org.springframework.mail.javamail.JavaMailSenderImpl">
    <propertyname="host"value="${mail.smtp.host}"></property>
    <propertyname="javaMailProperties">
        <props>
            <propkey="mail.smtp.auth">${mail.smtp.auth}</prop>
            <propkey="mail.smtp.timeout">${mail.smtp.timeout}</prop>      
        </props>
    </property>
    <propertyname="username"value="${mail.smtp.username}"></property>
    <propertyname="password"value="${mail.smtp.password}"></property>
</bean>

3. [代码]编写 ACTION 代码，实现邮件发送功能，这里还附加了一个附件

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/**
 ********************************************************************************************
 * @ClassName: ForcastAction
 * @Description: TODO
 * @author ZhouQian
 * @date 2014-6-11-上午11:00:34
 ********************************************************************************************
 */
publicclass ForcastAction extendsActionSupport implementsServletRequestAware, ServletResponseAware, SessionAware {
    privatestatic final long serialVersionUID = 1L;
    privateHttpServletRequest request;
    privateHttpServletResponse response;
    // struts mapsession ,key value
    privateMap<String, Object> session;
 
    // 邮件发送器
    privateJavaMailSenderImpl mailSender;
    // 设定上传文件路径
    privatestatic final String FOLDER_NAME = "/upload/";
 
    // 上传的附件和附件名称
    privateFile[] attachment;
    privateString[] attachmentFileName;
 
    /**
     * 邮件发送 接口用于向测试用户发送邮件 后期可能采用定时器进行邮件发送
     */
    publicvoid sendEmail() {
        // 邮件POJO 对象
        MailPojo mailPojo = newMailPojo();
        MimeMessage m = mailSender.createMimeMessage();
         
        // 构造附件
        String path = "jsp/theme/analyser/hero.html";
        path = request.getSession().getServletContext().getRealPath("/") + path;
        attachment = newFile[1];
        attachment[0] = newFile(path);
        attachmentFileName = newString[1];
        attachmentFileName[0] = "hero.html";
        try{
            MimeMessageHelper helper = newMimeMessageHelper(m, true,"UTF-8");
            // 设置收件人
            helper.setTo("xxx@163.com");
            // 设置抄送
//          helper.setCc("");
            // 设置发件人
            helper.setFrom("xxx@163.com");
            // 设置暗送
//          helper.setBcc("");
            // 设置主题
            helper.setSubject("测试邮件！");
            // 设置 HTML 内容
            helper.setText("这只是一封测试邮件！如果你收到的话说明我已经发送成功了！");
 
            // 保存附件，这里做一个 copy 只是为了防止上传文件丢失
            attachment = saveFiles(attachment, attachmentFileName);
            for(inti = 0; attachment != null&& i < attachment.length; i++) {
                File file = attachment[i];
                // 附件源
                FileSystemResource resource = newFileSystemResource(file);
                helper.addAttachment(attachmentFileName[i], resource);
                 
                // mail 对象填充
                AttachmentPojo attachmentPojo = newAttachmentPojo();
                attachmentPojo.setFilename(attachmentFileName[i]);
                attachmentPojo.setFilepath(file.getAbsolutePath());
                mailPojo.getAttachmentPojos().add(attachmentPojo);
            }
 
            // 进行邮件发送和邮件持久类的状态设定z
            mailSender.send(m);
            mailPojo.setSent(true);
            System.out.println("邮件发送成功！");
             
        }catch(Exception e) {
            e.printStackTrace();
            mailPojo.setSent(false);
            // TODO: handle exception
        }
//      dao.create(mail) 进行持久化，如果有这一步的话
    }
 
    /**
     * struts 2 会将文件自动上传到临时文件夹中，Action运行完毕后临时文件会被自动删除 因此需要将文件复制到 /upload 文件夹下
     *
     * @param files
     * @param names
     * @return
     */
    publicFile[] saveFiles(File[] files, String[] names) {
        if(files == null)
            returnnull;
        File root = newFile(ServletActionContext.getServletContext().getRealPath(FOLDER_NAME));
        File[] destinies = newFile[files.length];
        for(inti = 0; i < files.length; i++) {
            File file = files[i];
            File destiny = newFile(root, names[i]);
            destinies[i] = destiny;
            copyFile(file, destiny);
        }
        returndestinies;
    }
 
    /**
     * 复制单个文件
     *
     * @param from
     * @param to
     */
    publicvoid copyFile(File from, File to) {
        InputStream ins = null;
        OutputStream ous = null;
        try{
            // 创建所有上级文件夹
            to.getParentFile().mkdirs();
            ins = newFileInputStream(from);
            ous = newFileOutputStream(to);
            byte[] b = newbyte[1024];
            intlen;
            while((len = ins.read(b)) != -1) {
                ous.write(b,0, len);
            }
        }catch(Exception e) {
            // TODO: handle exception
        }finally{
            if(ous != null)
                try{
                    ous.close();
                }catch(Exception e) {
                    e.printStackTrace();
                }
            if(ins != null)
                try{
                    ins.close();
                }catch(Exception e) {
                    e.printStackTrace();
                }
        }
    }
 
    publicvoid setServletResponse(HttpServletResponse httpservletresponse) {
        this.response = httpservletresponse;
    }
 
    publicvoid setServletRequest(HttpServletRequest httpservletrequest) {
        this.request = httpservletrequest;
    }
 
    publicvoid setSession(Map<String, Object> session) {
        this.session = session;
    }
 
    publicJavaMailSenderImpl getMailSender() {
        returnmailSender;
    }
 
    publicvoid setMailSender(JavaMailSenderImpl mailSender) {
        this.mailSender = mailSender;
    }
 
    publicFile[] getAttachment() {
        returnattachment;
    }
 
    publicvoid setAttachment(File[] attachment) {
        this.attachment = attachment;
    }
 
    publicString[] getAttachmentFileName() {
        returnattachmentFileName;
    }
 
    publicvoid setAttachmentFileName(String[] attachmentFileName) {
        this.attachmentFileName = attachmentFileName;
    }
 
}

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