自动化框架---邮件发送功能

邮件发送代码如下：

import java.io.UnsupportedEncodingException;
import java.util.Properties;

import javax.activation.DataHandler;
import javax.activation.FileDataSource;
import javax.mail.BodyPart;
import javax.mail.Message;
import javax.mail.MessagingException;
import javax.mail.Multipart;
import javax.mail.Session;
import javax.mail.Transport;
import javax.mail.internet.InternetAddress;
import javax.mail.internet.MimeBodyPart;
import javax.mail.internet.MimeMessage;
import javax.mail.internet.MimeMultipart;
import javax.mail.internet.MimeUtility;

public class MailDispatch {

    private Properties props; //系统属性 
    private Session session; //邮件会话对象 
    private MimeMessage mimeMsg; //MIME邮件对象 
    private Multipart mp; //Multipart对象,邮件内容,标题,附件等内容均添加到其中后再生成MimeMessage对象 
    /**
     * Constructor
     * @param smtp 邮件发送服务器
     */
    public MailDispatch(){
        props = System.getProperties();    
        props.put("mail.smtp.auth","false"); 
        session = Session.getDefaultInstance(props, null);
        session.setDebug(true);
        mimeMsg = new MimeMessage(session);
        mp = new MimeMultipart(); 
    } 

    /**
     * Constructor
     * @param smtp 邮件发送服务器（不是本地主机）
     * @param username  用户名
     * @param password  密码
     */
    public MailDispatch(String smtp, String username, String password){ 
        props = System.getProperties();
        props.put("mail.smtp.auth","true"); 
        props.put("mail.smtp.host", smtp);
        props.put("username", username);
        props.put("password", password);
        session = Session.getDefaultInstance(props, null);
        session.setDebug(true);
        mimeMsg = new MimeMessage(session);
        mp = new MimeMultipart(); 
    } 

    /** 
     * 功能：发送邮件
     * @param from       发信人
     * @param to         收件人
     * @param copyto     抄送人
     * @param subject    主题
     * @param content    正文
     * @param filename   发送的附件
     */ 
    public  boolean sendMail(String from, String[] to, String[] copyto, String subject, String content, String filename) {
        try {
            //设置发信人
            mimeMsg.setFrom(new InternetAddress(from)); 
            //设置接收人
            for (int i = 0; i < to.length; i++) {
                mimeMsg.setRecipients(Message.RecipientType.TO, InternetAddress.parse(to[i])); 
            }
            //设置抄送人
            for (int i = 0; i < copyto.length; i++) {
                mimeMsg.setRecipients(Message.RecipientType.CC, InternetAddress.parse(copyto[i])); 
            }
            //设置主题
            mimeMsg.setSubject(subject);
            //设置正文
            BodyPart bp = new MimeBodyPart(); 
            bp.setContent(content, "text/html;charset=utf-8");
            mp.addBodyPart(bp);
            //设置附件
            bp = new MimeBodyPart();
            FileDataSource fileds = new FileDataSource(filename); 
            bp.setDataHandler(new DataHandler(fileds)); 
            bp.setFileName(MimeUtility.encodeText(fileds.getName(),"UTF-8","B"));
            mp.addBodyPart(bp); 
            mimeMsg.setContent(mp); 
            mimeMsg.saveChanges(); 
            //发送邮件
            if(props.get("mail.smtp.auth").equals("true")){
                Transport transport = session.getTransport("smtp"); 
                transport.connect((String)props.get("mail.smtp.host"), (String)props.get("username"), (String)props.get("password")); 
                transport.sendMessage(mimeMsg, mimeMsg.getRecipients(Message.RecipientType.TO)); 
                transport.sendMessage(mimeMsg, mimeMsg.getRecipients(Message.RecipientType.CC)); 
                transport.close(); 
            }else{
                Transport.send(mimeMsg);
            }
            System.out.println("邮件发送成功");
        } catch (MessagingException e) {
            e.printStackTrace();
        } catch (UnsupportedEncodingException e) {
                        e.printStackTrace();
        }
        return true;
    }
    
/*    public static void main(String[] args){
        String smtp = "smtp.163.com";
        //发送人
        String username="xxx@163.com";
        String password="xxx";
        String from = "xxx@163.com";
        
        //接收人
        String[] to = {"xxx@qq.com"};
        //抄送人
        String[] copyto = {"xxx@qq.com"};        
        
        String subject = "主题";
        String content = "邮件内容";
        //附件
         String filename = "D:\\xxx.txt";
         MailDispatch email = new MailDispatch(smtp, username, password);
         email.sendMail(from, to, copyto, subject, content, filename);
    }*/
    
}