讨论JavaEmail,现在遇到了问题,请高手帮个忙!谢谢
看了很多网上的贴子,也在Baidu上搜过. 
 现有两个问题. 
 一是收邮件时.如果原文件带附件.那么正文部份ContentType,并不是以Text/html开头 
 而是以.multipart/Alternative.       
 163及126都是这样,并带有   boundary= "----=_Part_76_1173198205.1187629828559 " 
 请问是不是除了   自行解释用   boundary进行拆分外,别无解决办法?,附件我是收下来了.但正文部分,一直收到Null     
 二是发邮件.老是被拒绝.. 
 代码如下. 
 package   asp.email;   
 import   java.io.BufferedReader; 
 import   java.io.File; 
 import   java.io.FileOutputStream; 
 import   java.io.InputStream; 
 import   java.io.InputStreamReader; 
 import   java.util.Properties; 
 import   javax.mail.BodyPart; 
 import   javax.mail.Folder; 
 import   javax.mail.Message; 
 import   javax.mail.Multipart; 
 import   javax.mail.Part; 
 import   javax.mail.Session; 
 import   javax.mail.Store; 
 import   javax.mail.internet.ContentType; 
 import   javax.mail.internet.InternetAddress; 
 import   javax.mail.internet.MimeBodyPart; 
 import   asp.BaseHibernateDAO; 
 import   asp.cmp.Employee; 
 import   asp.dao.sys.EmailDAO; 
 import   asp.dao.sys.EmailServerDAO;   
 /** 
    *   带口令验证的邮件接收类. 
    */ 
 public   class   EmailReceive   extends   BaseHibernateDAO   { 
 	public   EmailReceive()   { 
 	}   
 	public   boolean   receive(Employee   emp,String   path)   { 
 		EmailServerDAO   emailServerDao   =   new   EmailServerDAO(); 
 		String   emailName   =   emp.getEmpEmail(); 
 		String   emailPass   =   emp.getEmpEmailPassword(); 
 		String   popServer   =   emailServerDao.getEmailServe(emailName,   false); 
 		System.out.println(popServer); 
 		Store   store   =   null; 
 		Folder   folder   =   null; 
 		try   { 
 			Properties   props   =   System.getProperties(); 
 			Session   session   =   Session.getDefaultInstance(props, 
 					new   Email_autherticator(emailName,   emailPass)); 
 			store   =   session.getStore( "pop3 "); 
 			store.connect(popServer,   null,   null); 
 			folder   =   store.getDefaultFolder(); 
 			if   (folder   ==   null) 
 				throw   new   Exception( "No   default   folder "); 
 			folder   =   folder.getFolder( "INBOX "); 
 			if   (folder   ==   null) 
 				throw   new   Exception( "No   POP3   INBOX "); 
 			folder.open(Folder.READ_WRITE); 
 			Message[]   msgs   =   folder.getMessages(); 
 			if   (msgs.length   >    0)   { 
 				for   (int   msgNum   =   0;   msgNum    <   msgs.length;   msgNum++)   { 
 					printMessage(msgs[msgNum],   emp,   popServer,   emailName,   path);//   收邮件 
 					//msgs[msgNum].setFlag(Flags.Flag.DELETED,   true);//   收完后,删除邮件 
 				} 
 				return   true; 
 			}   else   { 
 				return   false; 
 			} 
 		}   catch   (Exception   ex)   { 
 			ex.printStackTrace(); 
 			return   false; 
 		}   finally   { 
 			try   { 
 				if   (folder   !=   null) 
 					folder.close(true); 
 				if   (store   !=   null) 
 					store.close(); 
 			}   catch   (Exception   ex2)   { 
 				ex2.printStac