remotemailmanagement.java

Mail Of Java

/** 仿造foxmail远程油箱管理
数据模型用message[]做
所用主要技术：
store
URLName
MVC JTable
FetchProfile类

*/

package mailofjava;
import javax.mail.*;
import javax.mail.internet.*;
import javax.swing.*;
import javax.swing.table.*;
import java.awt.*;
import java.awt.event.*;
import java.util.*;

/** 用表格形式显示邮件头列表,用model封装的邮件列表，不处理内容和附件*/

public class RemoteMailManagement extends JFrame {
   JTable jtable;
   JScrollPane jsp;

   public RemoteMailManagement() {
     MessageModel mdl=new MessageModel();
     jtable=new JTable(mdl);
     jtable.setAutoCreateColumnsFromModel(true);
     jtable.setAutoResizeMode(0);
     jsp=new JScrollPane();
     jsp.getViewport().add(jtable);
     this.getContentPane().add(jsp);
   }

   public static void main(String[] args) {
    RemoteMailManagement remoteMailManagement1 = new RemoteMailManagement();
    remoteMailManagement1.addWindowListener(
        new WindowAdapter(){
            public void WindowsListener(WindowEvent we){
              System.exit(0);
            };
       }//adapter
      );

   remoteMailManagement1.setSize(600,300);
   remoteMailManagement1.setVisible(true);
  }
}
/** 本类模式用于封装msg[]数组，返回某邮件的from/to/subject等数据*/
class MessageModel extends AbstractTableModel{

  public   static final int MAIL_SUBJECT=0;
  public    static final int MAIL_FROM=1;
  public    static final int MAIL_TO=2;
  public    static final int MAIL_DATE=3;
  public    static final int MAIL_REPLYTO=4;
  Message[]  msg;

  /**构造：取得新邮件列表数据*/
  public MessageModel(){
     CreateMessage msg1=new CreateMessage();
     msg=msg1.getMessage() ;
  }//constructor

  public int getColumnCount() {//有几行呢?
 /*有subject  ,from ,to,received date,reply to 5个字段 */
    return 5;
  }

  public int getRowCount() {//行数就是信息之条数，在构造前做的?
    int i=msg.length ;
    return i ;
  }

  /** 取得指定位置的元素*/
  public Object getValueAt (int row, int column) {//取得值，好象是容器回调的

    if(row> msg.length)
    {    System.err.println("out of range");
         System.exit(1);
    };

  try{
    switch(column){
      case  MessageModel.MAIL_DATE:
      {

        Date dd=msg[row].getSentDate() ;
        if (dd==null)
           return "无时间";
         else
           return dd.toString() ;

      };
      case  MessageModel.MAIL_FROM:
      {
        Address[] add;
        add =  msg[row].getFrom()  ;
        return add[0].toString() ;

      };
      case MessageModel.MAIL_REPLYTO: return  msg[row].getReplyTo()[0].toString() ;
      case  MessageModel.MAIL_SUBJECT : return msg[row].getSubject() ;
      case MessageModel.MAIL_TO : return msg[row].getRecipients(Message.RecipientType.TO )[0].toString() ;
          default: return "不清楚";
    }//switch
  }catch(Exception e){ System.err.println("getvalu"); e.printStackTrace() ;};
  return "error";

  }

  public String getColumnName (int columnIndex) {
      switch(columnIndex)
      {
         case  MessageModel.MAIL_DATE: return "日期";
         case  MessageModel.MAIL_FROM: return "来自";
         case MessageModel.MAIL_REPLYTO: return "回复到";
         case  MessageModel.MAIL_SUBJECT : return "主题";
         case MessageModel.MAIL_TO : return "寄达";
          default: return "不清楚";
      }
   }//GETCOLUMNNAME
}

/** 这是个各模块用的公用类，用于连接服务器取得数据*/
class CreateMessage{
  Properties prop;
  Session session;
  protected  Message[]  msg;
  URLName urlname;
  Store mailstore;
  Folder root,inbox ;
  Flags flg= new Flags();
  FetchProfile fp;//取得指定的内容
  int openMode=0;
 /**设定以只读形式打开folder与否*/
 public void setOpenMode(int mode){
   if (mode==1)
       openMode=1;
   else
      openMode=0;
  }

  public CreateMessage(){
  this.setOpenMode(0) ;
  initMessage();
  }

  public CreateMessage(int mode){
    this.setOpenMode(mode) ;
    initMessage();
  }
/*取得服务器支持的标记*/
public Flags getCFlags(){

  flg = root.getPermanentFlags() ;
  return flg;


}
/**连接服务器取得数据*/
public void initMessage(){
  fp=new FetchProfile();
  fp.add(FetchProfile.Item.ENVELOPE );//取得信封



  prop=new Properties();
  urlname=new URLName("pop3","127.0.0.1",110,null,"Mirthrandir","916916916");
  //urlname=new URLName("pop3","pop.163.net",110,null,"Zennhai","dfgrtyy");收外头的邮件
  System.err.println("url: "+urlname.toString() );


  prop.put("mail.transport.protocol","pop3");
  prop.put("mail.store.protocol","pop3");
  try{
  session=Session.getDefaultInstance(prop,null);
  mailstore= session.getStore(urlname);
  mailstore.connect() ;


  root=mailstore.getDefaultFolder() ;
  inbox=root.getFolder("INBOX") ;

  if(this.openMode ==0)
   inbox.open(Folder.READ_ONLY );
  else
    inbox.open(Folder.READ_WRITE );

   msg= inbox.getMessages() ;
   inbox.fetch(msg,fp);//取得指定的字段,在msg里头了


   System.err.println("msglength="+msg.length );

   System.err.println("okay,mail fetched");
   System.err.println("the date"+msg[0].getReceivedDate() );

 } catch (Exception e){ e.printStackTrace() ;};

 }//initMessage
  public Message[] getMessage(){
   return msg;
 }//
}