基于TCP协议的点对点通信java程序,带图形界面

客户端

package client;

import java.awt.*;

import java.awt.event.*;

import java.io.DataInputStream;

import java.io.DataOutputStream;

import java.io.IOException;

import java.io.InputStream;

import java.io.OutputStream;

import java.net.Socket;

import java.net.UnknownHostException;

import javax.swing.AbstractButton;

import javax.swing.ImageIcon;

import javax.swing.JButton;

import javax.swing.JFrame;

import javax.swing.JLabel;

import javax.swing.JPanel;

import javax.swing.text.Element;

import javax.swing.text.html.ImageView;

import client.Monitor1;

public class Chatclient extends JFrame {

TextField tftext = new TextField(50);

static TextArea tfarea = new TextArea();

JButton button = new JButton("发送");

static JButton button2 = new JButton("关闭");

Color c1 = new Color(000, 254, 007);

static Socket s1;

static DataOutputStream dos;

static ImageIcon icon;

    Image image;

public static void main(String[] args) {

new Chatclient().launchFrame();

// InputStream in;

// OutputStream os;

try {

OutputStream os = s1.getOutputStream();

dos = new DataOutputStream(os);

InputStream in = s1.getInputStream();

DataInputStream dis = new DataInputStream(in);

while (true) {

String ii = dis.readUTF();

System.out.println(ii);

if (ii != null) {

tfarea.append("Server说:" + ii + "\n");

}

}

} catch (IOException e1) {

e1.printStackTrace();

}

}

public void launchFrame() {

 JPanel panel = new JPanel()

     {

         protected void paintComponent(Graphics g)

         {

           

             g.drawImage(icon.getImage(), 0, 0, null);

             super.paintComponent(g);

         }

     };

     icon = new ImageIcon("image/1.jpg");

     

         panel.setOpaque( false );

         panel.setPreferredSize( new Dimension(510,285));

setLocation(400, 300);

this.setSize(450, 280);

this.setTitle("作者：(网络工程1101班)方雷江------聊天客户端");

Panel p = new Panel();

Panel p2 = new Panel();

Panel p3 = new Panel();

Panel p4 = new Panel();

// this.add(new ImageView((Element) image));

p.add(new JLabel("对话框"));

p.add(tfarea);

p2.add(new JLabel("输入框"));

p2.add(tftext);

p3.add(button);

p3.add(button2);

panel.add(p,BorderLayout.NORTH);

panel.add(p2,BorderLayout.CENTER);

panel.add(p3,BorderLayout.SOUTH);

p4.add(new JLabel("@copyright方雷江"));

this.add(p4,BorderLayout.SOUTH);

this.add(panel);

//tfarea.setBackground(c1);

Monitor1 m1 = new Monitor1();

button2.addActionListener((ActionListener) m1);

pack();

this.addWindowListener(new WindowAdapter() {

public void windowClosing(WindowEvent e) {

System.exit(0);

}

});

tftext.addActionListener(new TFlistener());

button.addActionListener(new TFlistener());

setVisible(true);

tfarea.append("客户端已启动.........."+"\n");

connect();

}

public void connect() {

try {

s1 = new Socket("127.0.0.1", 8888);

} catch (UnknownHostException e) {

e.printStackTrace();

} catch (IOException e) {

e.printStackTrace();

}

}

public class TFlistener implements ActionListener {

@Override

public void actionPerformed(ActionEvent e) {

String s = tftext.getText().trim();

tfarea.append("自己:   " + s + "\n");

tftext.setText("");

try {

dos.writeUTF(s);

dos.flush();

// dos.close();

} catch (IOException e1) {

e1.printStackTrace();

}

}

}

}

class Monitor1 implements ActionListener{

 

public void actionPerformed(ActionEvent e) {

System.exit(0);

}

 

 }

服务器端

package server;

import java.awt.BorderLayout;

import java.awt.Color;

import java.awt.Dimension;

import java.awt.Graphics;

import java.awt.Image;

import java.awt.Panel;

import java.awt.TextArea;

import java.awt.TextField;

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;

import java.io.DataInputStream;

import java.io.DataOutputStream;

import java.io.IOException;

import java.io.InputStream;

import java.io.OutputStream;

import java.net.ServerSocket;

import java.net.Socket;

import javax.swing.ImageIcon;

import javax.swing.JButton;

import javax.swing.JFrame;

import javax.swing.JLabel;

import javax.swing.JPanel;

import server.Monitor1;

public class ChatServer {

static JFrame f = new JFrame("作者：(网络工程1101班)方雷江------聊天服务器端");

static TextField tftext = new TextField(50);

static TextArea tfarea = new TextArea();

static JButton button = new JButton("发送");

static JButton button2 = new JButton("关闭");

static ImageIcon pic  = new ImageIcon("image/01.png");

Socket s1;

InputStream in;

DataInputStream dis;

OutputStream os;

static DataOutputStream dos;

static ImageIcon icon;

    Image image;

public ChatServer() {

tftext.addActionListener(new TFlistener());

button.addActionListener(new TFlistener());

}

public static void main(String[] args) {

new ChatServer();

 JPanel panel = new JPanel()

     {

         protected void paintComponent(Graphics g)

         {

           

             g.drawImage(icon.getImage(), 0, 0, null);

             super.paintComponent(g);

         }

     };

     icon = new ImageIcon("image/1.jpg");

     

          panel.setOpaque( false );

          panel.setPreferredSize( new Dimension(510,285));

        

   

      Panel p = new Panel();

Panel p2 = new Panel();

Panel p3 = new Panel();

Panel p4 = new Panel();

p.add(new JLabel("对话框"));

p.add(tfarea);

p2.add(new JLabel("输入框"));

p2.add(tftext);

p3.add(button);

p3.add(button2);

p4.add(new JLabel("@copyright方雷江"));

panel.add(p,BorderLayout.NORTH);

panel.add(p2,BorderLayout.CENTER);

panel.add(p3,BorderLayout.SOUTH);

f.add(p4,BorderLayout.SOUTH);

//tfarea.setBackground(Color.green);

f.add(panel);

f.setSize(550, 330);

Monitor1 m1 = new Monitor1();

button2.addActionListener((ActionListener) m1);

f.setLocationRelativeTo(null);

f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

f.setVisible(true);

connect();

}

static boolean started = false;

public static void connect() {

try {

ServerSocket ss = new ServerSocket(8888);

started = true;

while (started) {

boolean connected = false;

Socket s1 = ss.accept();

connected = true;

System.out.println("有一个客户端连接上了");

tfarea.append("有一个客户端连接上了.........."+"\n");

// 读进

InputStream in = s1.getInputStream();

DataInputStream dis = new DataInputStream(in);

// 写出

OutputStream os = s1.getOutputStream();

dos = new DataOutputStream(os);

while (connected) {

String ii = dis.readUTF();

System.out.println(ii);

if (ii != null) {

tfarea.append("Client说:" + ii + "\n");

}

}

s1.close();

dis.close();

}

} catch (IOException e) {

e.printStackTrace();

e.printStackTrace();

System.out.println("程序运行出错了");

}

}

public class TFlistener implements ActionListener {

public void actionPerformed(ActionEvent e) {

String s = tftext.getText().trim();

tfarea.append("自己：   " + s + "\n");

tftext.setText("");

//System.out.println("本人   ：" + s);

try {

dos.writeUTF(s);

dos.flush();

// dos.close();

} catch (IOException e1) {

e1.printStackTrace();

}

}

}

}

class Monitor1 implements ActionListener{

 

public void actionPerformed(ActionEvent e) {

System.exit(0);

}

 

 }