Java发送邮件 - 编程入门网

Java发送邮件

public class MailSender {
    /**
     * 发送单个邮件
     * @throws Exception
     */
    public void sendMail() throws Exception{
        Properties props = new Properties();//创建属性对象
        props.put("mail.smtp.host", getHost());//设置smtp服务器地址
        props.put("mail.smtp.auth", "true");//设置服务器smtp需要验证
        Session session = Session.getInstance(props, null);//创建新邮件并群发
        //Session session = Session.getDefaultInstance(props);
        //session.setDebug(true);
        MimeMessage message = new MimeMessage(session);//创建过程对象
        message.setFrom(new InternetAddress(getFromAddr()));
        message.addRecipient(Message.RecipientType.TO,new InternetAddress(getToAddr()));
        message.setSubject(getTitle());//设置主题
        Multipart multipart = new MimeMultipart();
        BodyPart contentPart = new MimeBodyPart();
        contentPart.setContent(this.getSendtext(), "text/html;charset=GBK");//设置信件内容
        multipart. addBodyPart(contentPart);
        if(getAttachPath() != null && getAttachName() != null){
            BodyPart attachmentPart= new MimeBodyPart();
            DataSource source = new FileDataSource(getAttachPath());
            attachmentPart.setDataHandler(new DataHandler(source));
           BASE64Encoder enc = new BASE64Encoder();
            attachmentPart.setFileName("=?GBK?B?"+enc.encode(getAttachName().getBytes())+"?=");
            multipart.addBodyPart(attachmentPart);
        }
        message.setContent(multipart);
        message.saveChanges();
        Transport transport = session.getTransport("smtp");
        transport.connect(host, getUsername(), getPassword());
        transport.sendMessage(message, message.getAllRecipients());
        transport.close();
    }
    /**
     * 群发邮件
     * @throws Exception
     */
    public void sendMails() throws Exception{
        Properties props = new Properties();//创建属性对象
        props.put("mail.smtp.host", getHost());//设置smtp服务器地址
        props.put("mail.smtp.auth", "true");//设置服务器smtp需要验证
        Session session = Session.getInstance(props, null);//创建新邮件并群发
        //Session session = Session.getDefaultInstance(props);
        //session.setDebug(true);
        MimeMessage message = new MimeMessage(session);//创建过程对象
        message.setFrom(new InternetAddress(getFromAddr()));//设置发送邮件地址
        message.setSentDate(new Date());//设置时间
        InternetAddress[] address = new InternetAddress[this.getMutliTo().length]; //群发地址
        for(int i = 0; i < this.getMutliTo().length; i++) { //循环发送
        address[i] = new InternetAddress((this.getMutliTo())[i]);
       }
     message.setRecipients(Message.RecipientType.TO, address);
       // message.addRecipient(Message.RecipientType.TO,new InternetAddress(getToAddr()));
    

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