displaymsg.java

关于JAVA邮件开发的源代码...很有参考价值的源代码

package org.it315;
import java.io.IOException;
import java.io.PrintWriter;
import java.text.DateFormat;
import java.util.Properties;
import javax.mail.BodyPart;
import javax.mail.Folder;
import javax.mail.Message;
import javax.mail.Multipart;
import javax.mail.Session;
import javax.mail.Store;
import javax.mail.internet.MimeUtility;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

public class DisplayMsg extends HttpServlet
{
	public void doGet(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException
	{
		response.setContentType("text/html;charset=gb2312");
		PrintWriter out = response.getWriter();
		String host = "pop3.sohu.com";
		String username = "it315_test";
		String password = "123456";
		String protocol = "pop3";
		
	    Properties prop = new Properties();
	    prop.setProperty("mail.store.protocol","pop3");
	    prop.setProperty("mail.pop3.host","pop3.sohu.com");
	    Session mailSession = Session.getDefaultInstance(prop,null);
	    mailSession.setDebug(false);
	    try
	    {
	        Store store = mailSession.getStore(protocol);
	        store.connect(host,username,password);
	        Folder folder = store.getFolder("inbox");
	        folder.open(Folder.READ_WRITE);
			Message message = folder.getMessage(1);
			request.getSession().setAttribute("message",message);
			
			String from = message.getFrom()[0].toString();
			String subject = message.getSubject();
			String sendDate = 
				   DateFormat.getInstance().format(message.getSentDate());
			out.println("邮件主题：" + subject + "<br/>");
			out.println(" 发件人:"+ from +"<br/>");
			out.println("发送日期："+ sendDate +"<br/><br/>");
			
			Multipart multi = (Multipart)message.getContent();
			for(int i=0;i<multi.getCount();i++)
			{
					BodyPart bp = multi.getBodyPart(i);
					if(bp.getDisposition()!=null)
					{
						String filename = bp.getFileName();
						if(filename.startsWith("=?"))
						{
							filename = MimeUtility.decodeText(filename);
						}
						out.print("附件：");
						out.print("<a href=\\receivesMail\\HandleAttach?" + 
"bodynum=" + i + "&&filename=" + filename + ">" 
+ filename + "</a><br/>");
					}
			}	
	    }
	    catch(Exception e)
	    {
	    	e.printStackTrace();
	    }
	}
}