问题描述

Java Mail API新的应用程序接口在哪里下载

/*

• To change this license header, choose License Headers in Project Properties.
• To change this template file, choose Tools | Templates
• and open the template in the editor.
  /
  package usepop3client;
  import javax.mail.;
  import javax.mail.internet.*;
  import java.util.*;
  import javax.swing.*;
  import java.awt.event.*;
  import java.awt.*;
  import java.io.*;

/**
*

• @author Administrator
  */
  public class UsePOP3Client extends JFrame{
  JButton receiveButton=new JButton("收信");
  JLabel popServerLabel=new JLabel("POP3服务器：");
  JLabel usernameLabel=new JLabel("用户名：");
  JLabel passwordLabel=new JLabel("密码：");
  JTextField popServerField=new JTextField(40);
  JTextField usernameField=new JTextField(40);
  JPasswordField passwordField=new JPasswordField(40);
  JTextArea messageField=new JTextArea(10,10);
  JScrollPane jsp=new JScrollPane(messageField);
  public UsePOP3Client(){
  Container contentPane=this.getContentPane();
  JPanel labels=new JPanel(new GridLayout(3,1));
  JPanel fields=new JPanel(new GridLayout(3,1));
  labels.add(popServerLabel);fields.add(popServerField);
  labels.add(usernameLabel);fields.add(usernameField);
  labels.add(passwordLabel);fields.add(passwordField);
  Box north=Box.createHorizontalBox();
  north.add(labels);north.add(fields);
  contentPane.add(north,"North");contentPane.add(jsp,"Center");
  JPanel south=new JPanel();
  south.add(receiveButton);
  receiveButton.addActionListener(new ActionListener(){
  public void actionPerformed(ActionEvent e){
  receive(popServerField.getText(),usernameField.getText(),passwordField.getText());
  }
  });
  contentPane.add(south,"South");
  setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
  setTitle("收电子邮件");
  setSize(400,400);
  setVisible(true);
  }
  public void receive(String popServer,String popUser,String popPassword){
  Store store=null;
  Folder folder=null;
  try{
  Properties props=System.getProperties();
  Session session=Session.getDefaultInstance(props,null);
  store=session.getStore("pop3");
  store.connect(popServer,popUser.popPassword);
  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_ONLY);
  Message[] msg=folder.getMessages();
  for(int msgNum=0;msgNum<msg.length;msgNum++){
  printMessage(msg[msgNum]);
  }
  }catch(Exception ex){ex.printStackTrace();}
  finally{
  try{
  if(folder!=null)folder.close(false);
  if(store!=null)store.close();
  }catch(Exception ex){ex.printStackTrace();}
  finally{
  try{
  if(folder!=null)folder.close();
  if(store!=null)store.close();
  }catch(Exception ex2){ex2.printStackTrace();}
  }
  }
  }
  public void printMessage(Message message){
  try{
  String from=((InternetAddress)message.getFrom()[0]).getPersonal();
  if(from==null)from=((InternetAddress)message.getFrom()[0]).getAddress();
  messageField.append("FROM:"+from+"n");
  String subject=message.getSubject();
  messageField.append("SUBJECT:"+subject+"n");
  Part messagePart=message;
  Object content=messagePart.getContent();
  if(content instanceof Multipart){
  messagePart=((Multipart)content).getBodyPart(0);
  messageField.append("[Multipart Message]"+"n");
  }
  String contentType=messagePart.getContentType();
  messageField.append("CONTENT:"+contentType+"n");
  if(contentType.startsWith("text/plain")||contentType.startsWith("text/html")){
  InputStream is=messagePart.getInputStream();
  BufferedReader reader=new BufferedReader(new InputStreamReader(is));
  String thisLine=reader.readLine();
  while(thisLine!=null){
  messageField.append(thisLine+"n");
  thisLine=reader.readLine();
  }
  }
  messageField.append("------------END-------------");
  }catch(Exception ex){ex.printStackTrace();}
  }

  /**

  • @param args the command line arguments
    */
    public static void main(String[] args) {
    // TODO code application logic here
    Font font=new Font("JFrame",Font.PLAIN,14);
    Enumeration keys=UIManager.getLookAndFeelDefaults().keys();
    while(keys.hasMoreElements()){
    Object key=keys.nextElement();
    if(UIManager.get(key)instanceof Font)UIManager.put(key,font);
    }
    UsePOP3Client popClient=new UsePOP3Client();
    }

}
请大家看一下，包下面第一个和第二个导入类，我不知道在哪里下载，想请教一下大家下载的地址：javax.mail.*，javax.mail.internet.*。

解决方案

http://www.findjar.com/index.x
http://download.csdn.net/download/yufengzuolao/6688033
http://bbs.csdn.net/topics/40371363
http://bbs.csdn.net/topics/40280743
http://blog.csdn.net/xiaozi8112/article/details/39212691
这几个都有,你上面提到的都在同一个文件里的；

如果回答对你有帮助,请采纳