fwdmail.java

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import java.util.*;
import javax.mail.*;
import javax.mail.internet.*;
public class FwdMail 
{	
	public static void main(String[] args)
	{
		//获取属性
		Properties props = new Properties();
		//获取会话
		Session session = Session.getInstance(props, null);
	
		//接收到的原邮件
		Message message = new MimeMessage(session);
		
		//创建转发邮件
		Message forward = new MimeMessage(session);
		try
		{
			//设置邮件头
		    forward.setSubject("转发: " + message.getSubject());
		    forward.setFrom(new InternetAddress("[e-mail]"));
		    forward.addRecipient(Message.RecipientType.TO, 
		    		                           new InternetAddress("[e-mail]"));
            //创建多部件
			Multipart multipart = new MimeMultipart();
		    //创建消息部件
			BodyPart messageBodyPart = new MimeBodyPart();
			messageBodyPart.setText("original message:\n");	
			//把消息部件添加进多部件
			multipart.addBodyPart(messageBodyPart);
			//创建消息部件
			messageBodyPart = new MimeBodyPart();
			messageBodyPart.setDataHandler(message.getDataHandler()); 
			//把消息部件添加进多部件 
			multipart.addBodyPart(messageBodyPart); 
			
			forward.setContent(multipart); 

            //转发邮件
			Transport.send(forward); 

		}
		catch(MessagingException me)
		{
			me.printStackTrace(System.out);
		}
	}
}