发邮件代码

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package com.anhry.app.safety.util;
import java.io.File;
import java.util.Date;
import java.util.Properties;

import javax.activation.DataHandler;
import javax.activation.FileDataSource;
import javax.mail.Authenticator;
import javax.mail.Message;
import javax.mail.Multipart;
import javax.mail.PasswordAuthentication;
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 SendMailUtil {
/* static int port ;
static String server ;
static String from ;
static String user ;
static String password ;*/

  private static final String charset = "UTF-8";
     private static final String defaultMimetype = "text/plain";
     private static final Environment ENV = Environment.getInstance();

     public static void main(String[] args) throws Exception {
     send(new String[]{"bbheguifang@sina.com"}, "邮件测试",",<b>安宏壑业</b> .如<b>中国 </b>==，<img src='http://cs/csfile/uploadfile/personnel_pic/1367830616374.jpg' width='100'/>", null , "text/html");
     }
     /**
      * 发送邮件
      * @param receiver 收件人
      * @param subject 标题
      * @param mailContent 邮件内容
      * @param mimetype 内容类型默认为text/plain,如果要发送HTML内容,应设置为text/html
      */
     public static void send(String receiver, String subject, String mailContent, String mimetype) {
     send(new String[]{receiver}, subject, mailContent, mimetype);
     }

     public static void send(String receiver, String subject, String mailContent) {
     send(new String[]{receiver}, subject, mailContent, "text/plain");
     }
     /**
      * 发送邮件
      * @param receivers 收件人
      * @param subject 标题
      * @param mailContent 邮件内容
      * @param mimetype 内容类型默认为text/plain,如果要发送HTML内容,应设置为text/html
      */
     public static void send(String[] receivers, String subject, String mailContent, String mimetype) {
     send(receivers, subject, mailContent, null, mimetype);
     }
     /**
      * 发送邮件
      * @param receivers 收件人
      * @param subject 标题
      * @param mailContent 邮件内容
      * @param attachements 附件
      * @param mimetype 内容类型默认为text/plain,如果要发送HTML内容,应设置为text/html
      */
     public static void send(String[] receivers, String subject, String mailContent, File[] attachements, String mimetype) {
         Properties props = new Properties();
         props.put("mail.debug", ENV.getProperty("mail.debug"));
         props.put("mail.smtp.host", ENV.getProperty("mail.smtp.host"));//smtp服务器地址 sohu
         props.put("mail.smtp.auth", ENV.getProperty("mail.smtp.auth"));//需要校验
         props.setProperty("mail.smtp.port", ENV.getProperty("mail.smtp.port"));
         if("smtp.gmail.com".equals(ENV.getProperty("mail.smtp.host"))) {
         props.setProperty("mail.smtp.socketFactory.class", ENV.getProperty("mail.smtp.socketFactory.class"));
             props.setProperty("mail.smtp.socketFactory.fallback", ENV.getProperty("mail.smtp.socketFactory.fallback"));
             props.setProperty("mail.smtp.port", ENV.getProperty("mail.smtp.port"));
             props.setProperty("mail.smtp.socketFactory.port", ENV.getProperty("mail.smtp.socketFactory.port"));
         }

         Session session = Session.getDefaultInstance(props, new Authenticator() {
             protected PasswordAuthentication getPasswordAuthentication() {
                 return new PasswordAuthentication(ENV.getProperty("mail.username"),ENV.getProperty("mail.userpasswod"));//登录用户名/密码
             }
         });
         session.setDebug(false);
         try {
             MimeMessage mimeMessage = new MimeMessage(session);
             //如果用网易的这个地方必须和登录的用户名一致否则会有533 的错误
             mimeMessage.setFrom(new InternetAddress(ENV.getProperty("email.from"),ENV.getProperty("email.from.display")));//发件人邮件

             InternetAddress[] toAddress = new InternetAddress[receivers.length];
             for (int i=0; i<receivers.length; i++) {
                 toAddress[i] = new InternetAddress(receivers[i]);
             }
             mimeMessage.setRecipients(Message.RecipientType.TO, toAddress);//收件人邮件
             mimeMessage.setSubject(subject, charset);

             Multipart multipart = new MimeMultipart();
             //正文
             MimeBodyPart body = new MimeBodyPart();
            // body.setText(message, charset);不支持html
             body.setContent(mailContent, (mimetype!=null && !"".equals(mimetype) ? mimetype : defaultMimetype)+ ";charset="+ charset);
             multipart.addBodyPart(body);//发件内容
             //附件
             if(attachements!=null){
              for (File attachement : attachements) {
                  MimeBodyPart attache = new MimeBodyPart();
                 //ByteArrayDataSource bads = new ByteArrayDataSource(byte[],"application/x-any");
                  attache.setDataHandler(new DataHandler(new FileDataSource(attachement)));
                  String fileName = getLastName(attachement.getName());
                  attache.setFileName(MimeUtility.encodeText(fileName, charset, null));
                  multipart.addBodyPart(attache);
              }
             }
             mimeMessage.setContent(multipart);
            // SimpleDateFormat formcat = new SimpleDateFormat("yyyy-MM-dd");
             mimeMessage.setSentDate(new Date());//formcat.parse("2010-5-23")
             Transport.send(mimeMessage);
         } catch (Exception e) {
         e.printStackTrace();
         }
     }

     private static String getLastName(String fileName) {
     System.out.println(fileName);
         int pos = fileName.lastIndexOf("\\");
         if (pos > -1) {
             fileName = fileName.substring(pos + 1);
         }
         pos = fileName.lastIndexOf("/");
         if (pos > -1) {
             fileName = fileName.substring(pos + 1);
         }
         System.out.println(fileName);
         return fileName;
     }
}