30分求javamail的验证和收邮件（再线）

<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML//EN">
<%@ page contentType="text/html;charset=gb2312" %>
<%@ page import="java.io.*"%>
<%@ page import="java.util.*"%>
<%@ page import="java.sql.*"%>
<%@ page import="javax.servlet.*"%>
<%@ page import="javax.servlet.http.*"%>
<%@ page import="javax.mail.*, javax.mail.internet.*, javax.activation.*,"%><%@ page import="java.net.*"%>
<%@ page import="java.util.*, java.text.*" %>
<%@ page session="true"%>
<%    Properties props = new Properties();
    Session sendMailSession;
    Transport transport;
    sendMailSession = Session.getInstance(props, null);
    props.put("mail.smtp.host", "smtp.sina.com.cn");  //"202.106.187.180" 是“smtp.sina.com.cn”的IP！
    props.put("mail.smtp.auth", "true");  //允许smtp校验    transport = sendMailSession.getTransport("smtp");
    transport.connect("smtp.sina.com.cn","你的用户名","你的密码");  //你在sina的用户名,密码...........
    Message newMessage = new MimeMessage(sendMailSession);     //设置mail主题
    String mail_subject="图书过期通知";
    newMessage.setSubject(mail_subject);
           //设置发信人地址
   String strFrom="管理员";
   strFrom=new String(strFrom.getBytes(),"8859_1");
           newMessage.setFrom(new InternetAddress(strFrom));
           //设置收件人地址
           newMessage.setRecipient(Message.RecipientType.TO, new InternetAddress("[email protected]"));           //设置mail正文
           newMessage.setSentDate(new java.util.Date());
           String mail_text= "尊敬的读者，您好!\r\n"+
                "\r\n "+
                    "      您在本馆所借的书《123》应该于   归还，现在已经过期，请尽快将图书归还！\r\n "+
                "\r\n "+
                    "                                                             管理员\r\n";
           newMessage.setText(mail_text);           newMessage.saveChanges();  //保存发送信息
           transport.sendMessage(newMessage,newMessage.getRecipients(Message.RecipientType.TO));  //发送邮件     transport.close();
%>
<%@ page contentType="text/html; charset=ISO8859_1" %>
<%@ page import="java.util.*, javax.mail.*, javax.mail.internet.*" %>
<%
    String server="172.17.1.1";//request.getParameter("host");
    String username="wangjm";//request.getParameter("username");
    String password="1111";//request.getParameter("password");
System.out.println("hhhhhhhhhhhhhhhhhhhhhhhhhhhhffffffffffffffffffffffffff111");
Properties props = new Properties();
    props.put("mail.smtp.host",server);
    Session s = Session.getInstance(props,null);
System.out.println("hhhhhhhhhhhhhhhhhhhhhhhhhhhhffffffffffffffffffffffffff222");    int port =110;
    String protocol = "pop3";
    String file = "";
System.out.println("hhhhhhhhhhhhhhhhhhhhhhhhhhhhffffffffffffffffffffffffff333");    s.setDebug(false);    URLName urln = new URLName(protocol,server,port,file,username,password);
Store store=null;
try{
store = s.getStore(protocol);
}catch(Exception e){
System.out.println("7777777777777777777="+e.toString());
}
System.out.println("hhhhhhhhhhhhhhhhhhhhhhhhhhhhffffffffffffffffffffffffff444");    s.setDebug(true);
try{
System.out.println("hhhhhhhhhhhhhhhhhhhhhhhhhhhhffffffffffffffffffffffffff5555");     store.connect(server,port,username,password);
    }catch(MessagingException e){
        throw new Exception("Cannot log on to server.Please verify the username and password.");
        }
try{
      String mbox = "INBOX";
      Folder folder = store.getFolder(mbox);
      folder.open(Folder.READ_WRITE);

      Message[] messages = folder.getMessages();
      int i=0;
      for(i=messages.length-1;i>=0;i--){
            InternetAddress[] from = (InternetAddress[])messages[i].getFrom();
            InternetAddress[] to = (InternetAddress[])messages[i].
                                    getRecipients(Message.RecipientType.TO);
%>
            <%=i+1%><p>To <%= to[0].getAddress() %>, from <a href="content.jsp?id=<%=i%>"target=_blank> <%= from[0].getAddress() %></a>,
            subject <%= messages[i].getSubject() %>,date:<%=messages[i].getSentDate()%>,body:<%=messages[i].getContent()%>    </p><%
            }     }catch(MessagingException e){
            throw new Exception("Cannot read message.Please verify your E-mail server has a valid inbox");
            }finally{
                store.close();
            }
%>
却出现如下的异常
hhhhhhhhhhhhhhhhhhhhhhhhhhhhffffffffffffffffffffffffff111
[02.08.14 18:22:05:313 CST] 496807b0 SystemOut     U hhhhhhhhhhhhhhhhhhhhhhhhhhhhffffffffffffffffffffffffff222
[02.08.14 18:22:05:373 CST] 496807b0 SystemOut     U hhhhhhhhhhhhhhhhhhhhhhhhhhhhffffffffffffffffffffffffff333
[02.08.14 18:22:05:433 CST] 496807b0 SystemOut     U 7777777777777777777=javax.mail.NoSuchProviderException: No provider for pop3
[02.08.14 18:22:05:503 CST] 496807b0 SystemOut     U hhhhhhhhhhhhhhhhhhhhhhhhhhhhffffffffffffffffffffffffff444
[02.08.14 18:22:05:553 CST] 496807b0 SystemOut     U hhhhhhhhhhhhhhhhhhhhhhhhhhhhffffffffffffffffffffffffff5555
package ejb;import javax.mail.*;
import java.util.*;
import javax.mail.internet.*;
import java.io.*;
import javax.activation.*;public class smtpBean {
        String info  ;     //存储出错信息
        String m_user;     //用于需要验证的用户名
        String m_pass;     //口令
        String m_host;   //SMTP服务器名称
        int m_port;          //端口号,缺省为25        String m_from;     //发件人
        String m_to;       //收件人
        String m_cc;       //抄送
        String m_bcc;      //密送
        String m_subject;  //主题
        String m_body;     //内容体
        LinkedList m_attach=null;       //附件的文件名列表      public smtpBean() {
          info      =""         ;
          m_user    =""         ;
          m_pass    =""         ;
          m_host  =""         ;
          m_port    =25         ;
          m_from    =""         ;
          m_to      =""         ;
          m_cc      =""         ;
          m_bcc     =""         ;
          m_subject =""         ;
          m_body    =""         ;
          m_attach  =null       ;
        }
        public String getInfo() {
          return info;
        }
        public void setInfo(String newSample) {
          info = newSample;
        }        //设定smtp服务器用户名（可选）
        public void setUser(String user){
                m_user=user;
        }
        //设定smtp服务器口令（可选）
        public void setPass(String pass){
                m_pass=pass;
        }        //设定smtp的地址和端口号（可选）
        public void setServer(String server,int port){
                if(port>0) m_port=port;
                m_host=server;
        }        //设定smtp服务器地址，端口号使用缺省值
        public void setServer(String server){
                m_host=server;
        }        //发件人
        public void setFrom(String from){
                m_from = from;
        }        //收件人
        public void setTo(String to){
                m_to = to;
        }        //抄送（可选）
        public void setCc(String cc){
                m_cc=cc;
        }        //密送（可选）
        public void setBcc(String bcc){
                m_bcc=bcc;
        }        //设置新的主题（可选）
        public void setSubject(String subject){
                m_subject=subject;
        }        //设置信的内容，若以<html>或<HTML>开头的内容为text/html格式
        public void setBody(String body){
                m_body=body;
        }        //可以多次添加附件，文件名最好是全路径，使用相对路径容易出错
        public void attach(String attachfile){
                if(m_attach==null) m_attach=new LinkedList();
                m_attach.add(attachfile);
        }        public boolean sendMail() throws Exception{                Properties props=System.getProperties();
                props.setProperty("mail.transport.protocol","smtp");    //smtp协?
                props.setProperty("mail.smtp.host",m_host);   //服务器地址
                props.setProperty("mail.smtp.port",""+m_port);  //端口号
                //认证信息
                if(m_user!=null && m_pass!=null && m_user.length()>0 && m_pass.length()>0){
                        props.setProperty("mail.smtp.auth","true");                }                Session sess = Session.getInstance(props,null );                MimeMessage msg=new MimeMessage(sess);                //发件人
                msg.setFrom(new InternetAddress(m_from));                //收件人、抄送、密送
                msg.setRecipients(Message.RecipientType.TO, InternetAddress.parse(m_to));
                if(m_cc!=null && m_cc.length()>0)
                        msg.setRecipients(Message.RecipientType.CC, InternetAddress.parse(m_cc));
                if(m_bcc!=null && m_bcc.length()>0)
                        msg.setRecipients(Message.RecipientType.BCC, InternetAddress.parse(m_bcc));                //主题
                if(m_subject!=null) msg.setSubject(m_subject);                //发件日期
                msg.setSentDate(new Date());                //文本内容
                MimeMultipart content=new MimeMultipart();
                if(content==null) return false;                MimeBodyPart part;
                if(m_body!=null && m_body.length()>0){
                        part=new MimeBodyPart();
                        String type="text/plain";
                        if(m_body.startsWith("<html>") || m_body.startsWith("<HTML>")){
                                type="text/html";
                        }
                        part.setText(m_body);                        //以<html>和<HTML>开始的文本为text/html类型
                        part.setHeader("Content-Type",type);                        content.addBodyPart(part);                }                //添加附件
                if(m_attach!=null){                        String filename;
                        Iterator it=m_attach.iterator();                        while(it.hasNext()){
                                filename=(String)it.next();
                                if(filename==null || filename.length()<=0) continue;                                part=new MimeBodyPart();
                                FileDataSource fds = new FileDataSource(filename);
                                part.setDataHandler(new DataHandler(fds));
                                part.setFileName(MimeUtility.encodeText(fds.getName()));                                content.addBodyPart(part);
                        }
                }                //保存修改
                msg.setContent(content);
                msg.saveChanges();                //如果需要验证用户(如:smtp.sina.com.cn)，则使用connect并sendMesssage
                //注意必须设定mail.smtp.auth属性为true
                if(m_user!=null && m_pass!=null && m_user.length()>0 && m_pass.length()>0){
                        Transport trans=sess.getTransport();
                        trans.connect(m_host,m_user,m_pass);
                        trans.sendMessage(msg,InternetAddress.parse(m_to));
                        //if(m_cc!=null && m_cc.length()>0){
                         //   trans.sendMessage(msg,InternetAddress.parse(m_cc));
                        //}
                        trans.close();
                }                //否则，不需要用户名和口令使用静态方法发送由件
                else Transport.send(msg);                return true;
        }}

调试易

30分求javamail的验证和收邮件（再线）

解决方案 »