java实现简单聊天室单人版

import java.io.IOException;import java.net.ServerSocket;import java.net.Socket;import com.jero.jframe.ChatSocketJFrame;//创建服务端public class ChatServerSocket{  //构造初始化方法  public ChatServerSocket(String name,int port) throws IOException{    //创建Socket服务连接对象        ServerSocket serverSocket = new ServerSocket(port);    //等待客户端连接      Socket client = serverSocket.accept();    //初始化聊天界面        try {        new ChatSocketJFrame(name,client);      } catch (Exception e) {        // TODO Auto-generated catch block        e.printStackTrace();      }    //关闭流      serverSocket.close();  }  public static void main(String[] args) throws Exception{    new ChatServerSocket("服务端",8001);//启动服务端，指定网名和端口  }}

package com.jero.jframe;import java.awt.event.ActionEvent;import java.awt.event.ActionListener;import java.io.BufferedReader;import java.io.IOException;import java.io.InputStream;import java.io.InputStreamReader;import java.io.PrintWriter;import java.net.InetAddress;import java.net.Socket;import java.net.UnknownHostException;import javax.swing.JFrame;import javax.swing.JPanel;import javax.swing.JScrollPane;import javax.swing.border.EmptyBorder;import com.jero.socket.ChatServerSocket;import javax.swing.JTextPane;import javax.swing.JTextField;import javax.swing.JButton;import javax.swing.JTextArea;public class ChatSocketJFrame extends JFrame implements ActionListener {  private Socket socket;  private String name;  private JButton BT_SEND,BT_LEAVE,BT_LOGIN;  private JTextArea textArea;  private JPanel contentPane;  private JTextField textField;  private PrintWriter cout;  /**   * Launch the application.   * @throws Exception    * @throws IOException    * @throws UnknownHostException    */  public static void main(String[] args) throws UnknownHostException, IOException, Exception {    //实例化界面以及客户端    new ChatSocketJFrame("客户端","127.0.0.1",8001);  }  /**   * Create the frame.   */  public ChatSocketJFrame(String name, Socket socket)throws Exception, IOException {    //聊天室界面    super("聊天室"+name+" "+InetAddress.getLocalHost()+" "+socket.getPort());    setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);    setBounds(100, 100, 733, 519);    this.textArea = new JTextArea();    this.textArea.setEditable(false);    this.getContentPane().add(new JScrollPane(this.textArea));    JPanel panel = new JPanel();    this.getContentPane().add(panel, "South");    this.textField = new JTextField(16);    panel.add(this.textField);    BT_SEND = new JButton("发送");    panel.add(BT_SEND);    BT_SEND.addActionListener(new ActionListener() {      @Override      public void actionPerformed(ActionEvent e) {        // TODO Auto-generated method stub        System.out.println("按钮已点击");        cout.println(name+"说: "+textField.getText()+"/n");        textArea.append("我说: "+textField.getText()+"/n");        textField.setText("");      }    });    BT_LEAVE = new JButton("离线");    panel.add(BT_LEAVE);    BT_LEAVE.addActionListener(new ActionListener() {      @Override      public void actionPerformed(ActionEvent e) {        // TODO Auto-generated method stub        textArea.append("我离线");        cout.println(name+"离线/n"+"bye");        BT_LEAVE.setEnabled(false);        BT_SEND.setEnabled(false);      }    });    this.setVisible(true);    //开始创建通信    this.socket = socket;    this.name = name;    //获得Socket的输出流并立即刷新    this.cout = new PrintWriter(socket.getOutputStream(),true);    //把网名传给对方    this.cout.println(name);    //获得Socket对象的输入流，创建字符输入流    BufferedReader buff = new BufferedReader(new InputStreamReader(socket.getInputStream()));    //接受对方的网名    String aline = buff.readLine();    //显示对方发送的内容    textArea.append("连接"+aline+"成功！！/n");    aline = buff.readLine();    //如果内容不为空并且对方不离线，则相互传送消息    while(aline!=null&&!aline.equals("bye")){      textArea.append(aline+"/r/n");      aline = buff.readLine();    }    //当对方离线时，关闭所有的流    buff.close();    cout.close();    socket.close();    //把按钮设置为不可操作    BT_SEND.setEnabled(false);    BT_LEAVE.setEnabled(false);  }  /**   * @wbp.parser.constructor   */  public ChatSocketJFrame(String name,String host,int port) throws UnknownHostException, IOException, Exception{    //创建客户端    this(name,new Socket(host,port));  }  @Override  public void actionPerformed(ActionEvent e) {    // TODO Auto-generated method stub    //可以把动作监听写进此函数，这个就不演示了  }}