一个java里用来发邮件的类

一个java里用来发邮件的类

网上找得，觉得还不错。不过MS看到spring里也有类似的功能，有空的话可以研究一下。

/**
 * 文件名称：EMailTool
 * 文件描述：

 × 产品标识：
 × 单元标识：

 × 编写人： zhang wei
 * 编写时间: 2007-2-25
  */

import  javax.mail. * ;
import  javax.mail.Store;
import  javax.mail.internet. * ;
import  javax.activation. * ;
import  java.util. * ;
import  javax.servlet.http. * ;
import  java.text.SimpleDateFormat;


/**
 * todo:
 *
 *  @author  zhang wei
 *  @version  1.0
  */

public   class  EMailTool
{
     private  String from;
     private  String to;
     private  String user;
     private  String password;
     private  String smtpHost;
     private  String pop3Host;
     private  String hostName;

     public  String getFrom()
    {
         return  from;
    }

     public   void  setFrom( String from )
    {
         this .from  =  from;
    }

     public  String getTo()
    {
         return  to;
    }

     public   void  setTo( String to )
    {
         this .to  =  to;
    }

     public  String getUser()
    {
         return  user;
    }

     public   void  setUser( String user )
    {
         this .user  =  user;
    }

     public  String getPassword()
    {
         return  password;
    }

     public   void  setPassword( String password )
    {
         this .password  =  password;
    }

     public  String getSmtpHost()
    {
         return  smtpHost;
    }

     public   void  setSmtpHost( String smtpHost )
    {
         this .smtpHost  =  smtpHost;
    }

     public  String getPop3Host()
    {
         return  pop3Host;
    }

     public   void  setPop3Host( String pop3Host )
    {
         this .pop3Host  =  pop3Host;
    }

     public  String getHostName()
    {
         return  hostName;
    }

     public   void  setHostName( String hostName )
    {
         this .hostName  =  hostName;
    }

     public  String getSubject()
    {
         return  subject;
    }

     public   void  setSubject( String subject )
    {
         this .subject  =  subject;
    }

     public  String getContent()
    {
         return  content;
    }

     public   void  setContent( String content )
    {
         this .content  =  content;
    }

     public  String getFilename()
    {
         return  filename;
    }

     public   void  setFilename( String filename )
    {
         this .filename  =  filename;
    }

     private  String subject;
     private  String content;
     private  String filename;

     private   void  sendMail()  throws  MessagingException
    {
         try
        {
             //  this.smtpHost = this.createSmtpHost();
             //  Get system properties
             //  Properties props = System.getProperties();
            Properties props  =   new  Properties();
             //  Setup mail server
            props.put( " mail.smtp.host " ,  this .smtpHost);

            props.put( " mail.smtp.auth " ,  " true " );  // 验证

             //  Get session
            Session session  =  Session.getDefaultInstance(props);
            session.setDebug( true );
             //  Define message
            MimeMessage message  =   new  MimeMessage(session);
            message.setFrom( new  InternetAddress(from));
             // message.setFrom();
            message.addRecipient(Message.RecipientType.TO,
                                  new  InternetAddress(to));
            message.setSubject( this .getSubject());
             System.out.println( " :: " + this .getFilename());
             if  ( this .getFilename()  !=   null )
            {
                BodyPart messagebodyPart  =   new  MimeBodyPart();
                messagebodyPart.setContent( this .getContent(),
                                            " text/html;charset=gb2312 " );
                System.out.println( " 文件名称: "   +   this .getFilename());
                Multipart multipart  =   new  MimeMultipart();
                multipart.addBodyPart(messagebodyPart);
                messagebodyPart  =   new  MimeBodyPart();
                DataSource source  =   new  FileDataSource( this .getFilename());
                messagebodyPart.setDataHandler( new  DataHandler(source));
                messagebodyPart.setFileName( this .getFilename());
                multipart.addBodyPart(messagebodyPart);

                 //  message.setContent(this.content, "text/html;charset=gb2312");
                message.setContent(multipart);
                message.setSentDate( new  java.util.Date());

                 //  Send message
                message.saveChanges();
                Transport transport  =  session.getTransport( " smtp " );
                transport.connect( this .smtpHost,  this .user,  this .password);

                transport.sendMessage(message,
                                      message.getAllRecipients());
                transport.close();
                System.out.println( " 发送成功！ " );
            }
             else
            {
                message.setContent( this .content,  " text/html;charset=gb2312 " );
                message.setSentDate( new  java.util.Date());
                 //  Send message
                message.saveChanges();
                Transport transport  =  session.getTransport( " smtp " );
                transport.connect( this .smtpHost,  this .user,  this .password);
                message.saveChanges();

                 // transport.sendMessage(message, message.getAllRecipients());
                transport.sendMessage(message,
                                      message.getRecipients(Message.
                        RecipientType.TO));
                transport.close();
            }
        }
         catch  (Exception e)
        {
             e.printStackTrace();
              throw   new  MessagingException( e.toString() );
        }
    }

     // sendMail start method
     public   void  startSend()  throws  MessagingException {
        sendMail();
    }
}