javamail 发送邮件

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/*//创建一个发送邮件实例SendMail sendmail=new SendMail();                           sendmail.sendEmailToSomebody("<html><body>"+cx[b][2]+":你好!<br/>---你上月的工资为"+cx[b][3]+"元,已经发放到你银行卡账户上了!请注意及时查看确认!祝你工作愉快！</body></html>","上月工资发放通知:",yemail);*/package sendemail;import java.util.*;import javax.mail.*;import javax.mail.internet.*;import java.util.Date;import javax.activation.*;import java.io.*;public class sendMail {  private MimeMessage mimeMsg;  //MIME邮件对象  private Session session;      //邮件会话对象  private Properties props;     //系统属性  private boolean needAuth = false;  //smtp是否需要认证  private String username = "";  //smtp认证用户名和密码  private String password = "";  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  public sendMail() {    //setSmtpHost(getConfig.mailHost);//如果没有指定邮件服务器,就从getConfig类中获取    createMimeMessage();  }  public sendMail(String smtp){    setSmtpHost(smtp);    createMimeMessage();  }  public void setSmtpHost(String hostName) {    System.out.println("设置系统属性：mail.smtp.host = "+hostName);    if(props == null)props = System.getProperties();  //获得系统属性对象    props.put("mail.smtp.host",hostName); //设置SMTP主机  }  public boolean createMimeMessage()  {    try{      System.out.println("准备获取邮件会话对象！");      session = Session.getDefaultInstance(props,null);   //获得邮件会话对象    }    catch(Exception e){      System.err.println("获取邮件会话对象时发生错误！"+e);      return false;    }    System.out.println("准备创建MIME邮件对象！");    try{      mimeMsg = new MimeMessage(session);   //创建MIME邮件对象      mp = new MimeMultipart();      return true;    }    catch(Exception e){      System.err.println("创建MIME邮件对象失败！"+e);      return false;    }  }  public void setNeedAuth(boolean need) {    System.out.println("设置smtp身份认证：mail.smtp.auth = "+need);    if(props == null)props = System.getProperties();    if(need){      props.put("mail.smtp.auth","true");    }else{      props.put("mail.smtp.auth","false");    }  }  public void setNamePass(String name,String pass) {    username = name;    password = pass;  }  public boolean setSubject(String mailSubject) {    System.out.println("设置邮件主题！");    try{      mimeMsg.setSubject(mailSubject);      return true;    }    catch(Exception e) {      System.err.println("设置邮件主题发生错误！");      return false;    }  }  public boolean setBody(String mailBody) {    try{      BodyPart bp = new MimeBodyPart();      bp.setContent("<meta http-equiv=Content-Type content=text/html charset=gb2312>"+mailBody,"text/html;charset=GB2312");      mp.addBodyPart(bp);      return true;    }    catch(Exception e){      System.err.println("设置邮件正文时发生错误！"+e);      return false;    }  }  public boolean addFileAffix(String filename) { System.out.println("增加邮件附件："+filename); try{      BodyPart bp = new MimeBodyPart();      FileDataSource fileds = new FileDataSource(filename);      bp.setDataHandler(new DataHandler(fileds));      bp.setFileName(fileds.getName());      mp.addBodyPart(bp);      return true;    }    catch(Exception e){      System.err.println("增加邮件附件："+filename+"发生错误！"+e);      return false;    }  }  public boolean setFrom(String from) {    System.out.println("设置发信人！");    try{      mimeMsg.setFrom(new InternetAddress(from));//设置发信人      return true;    }    catch(Exception e)    { return false; }  }  public boolean setTo(String to){    if(to == null)return false;    try{      mimeMsg.setRecipients(Message.RecipientType.TO,InternetAddress.parse(to));      return true;    }    catch(Exception e)    {   return false;   }  }  public boolean setCopyTo(String copyto)  {    if(copyto == null)return false;    try{      mimeMsg.setRecipients(Message.RecipientType.CC,(Address[])InternetAddress.parse(copyto));      return true;    }    catch(Exception e)    { return false; }  }  public boolean sendout()  {    try{      mimeMsg.setContent(mp);      mimeMsg.saveChanges();      System.out.println("正在发送邮件....");      Session mailSession = Session.getInstance(props,null);      Transport transport = mailSession.getTransport("smtp");      transport.connect((String)props.get("mail.smtp.host"),username,password);      transport.sendMessage(mimeMsg,mimeMsg.getRecipients(Message.RecipientType.TO));      //transport.send(mimeMsg)&#59;      System.out.println("发送邮件成功！");      transport.close();      return true;    }    catch(Exception e)    {      System.err.println("邮件发送失败！"+e);      return false;    }  }  public static void main(String[] args) {    String mailbody ="<meta http-equiv=Content-Type content=text/html&#59; charset=gb2312>"+        "<div align=center><h1>我是XX!<h1></div>";    sendMail themail = new sendMail("smtp.sohu.com");//sohu邮件服务器 可以是其它    themail.setNeedAuth(true);    if(themail.setSubject("标题") == false) return;    if(themail.setBody(mailbody) == false) return;    if(themail.setTo("xxxxxxxxx@qq.com") == false) return;//收件人邮箱    if(themail.setFrom("sohu账号@sohu.com") == false) return;//发件人sohu账号    //if(themail.addFileAffix("c:\\boot.ini") == false) return;    themail.setNamePass("sohu账号","sohu账号密码");    if(themail.sendout() == false) return;      }}
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