JAVA 点对点聊天

服务器端：

UserSeverFrame：

import java.awt.BorderLayout;
import java.awt.FlowLayout;
import java.awt.GridLayout;
import java.awt.Toolkit;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.io.BufferedWriter;
import java.io.IOException;
import java.io.OutputStream;
import java.io.OutputStreamWriter;
import java.net.ServerSocket;
import java.net.Socket;
import java.net.UnknownHostException;
import java.text.SimpleDateFormat;
import java.util.Date;


import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JTextArea;
import javax.swing.JTextField;


public class UserSeverFrame extends JFrame implements ActionListener {
private JTextArea ja1;
private JTextArea ja2;
private JTextArea ja3;
private JTextField jf;
private JButton jb;
ServerSocket serverSocket;
Socket socket ;


public void init() {
this.setTitle("服务器端");
this.setSize(500, 500);
this.setResizable(false);
jb = new JButton("发送");
jf = new JTextField(30);
jf.setEditable(false);
ja1 = new JTextArea(22, 22);
ja1.setEditable(false);
ja2 = new JTextArea(3, 30);
ja3 = new JTextArea(22, 8);
ja3.setEditable(false);
JPanel jp = new JPanel();
jp.add(ja1);
jp.add(ja3);
JPanel jp2 = new JPanel(new GridLayout(2, 1));
jp2.add(ja2);
jp2.add(jb);
JPanel jp3 = new JPanel();
jp3.add(jf);
this.add(jp3, BorderLayout.NORTH);
this.add(jp, BorderLayout.CENTER);
this.add(jp2, BorderLayout.SOUTH);
Toolkit tk = Toolkit.getDefaultToolkit();
int swidth = tk.getScreenSize().width;
int sheight = tk.getScreenSize().height;
this.setLocation((swidth - 500) / 2, (sheight - 500) / 2);
this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
this.setVisible(true);
this.pack();


}


public UserSeverFrame() {
this.init();
try {
serverSocket = new ServerSocket(8888);
} catch (IOException e1) {
e1.printStackTrace();
}
try {
socket = serverSocket.accept();
} catch (UnknownHostException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
ReciveThread r = new ReciveThread(socket, ja1, jf);
r.start();
jb.addActionListener(new ActionListener() {


@Override
public void actionPerformed(ActionEvent arg0) {
BufferedWriter bw = null;
OutputStream stream = null;
try {
stream = socket.getOutputStream();
String string = null;
String[] split = null;
string = ja2.getText();
if (!(ja2.getText().equals(""))) {
split = string.split("\\n");
}
jf.setText(socket.getInetAddress().toString());
bw = new BufferedWriter(new OutputStreamWriter(stream));
int count = 0;
while (split != null) {
for (String s : split) {
bw.write(s + "\r\n");
bw.flush();
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd hh:mm:ss");
String format = sdf.format(new Date());
ja1.append(format + "\n" + s + "\n");
count++;
}
if (count == split.length) {
break;
}
}
ja2.setText("");


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

}


@Override
public void actionPerformed(ActionEvent arg0) {


}

}

LoginFrame：

import java.awt.BorderLayout;
import java.awt.GridLayout;
import java.awt.Toolkit;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.FileWriter;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;


import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.JPasswordField;
import javax.swing.JTextField;


public class LoginFrame extends JFrame implements ActionListener{
public LoginFrame() {
this.setTitle("注册");
JLabel jl=new JLabel("请输入你的账号:");
JTextField jf=new JTextField(20);
JPanel jp=new JPanel(new GridLayout(3, 1));
JButton jb=new JButton("确认");
JButton jb2=new JButton("返回");
this.setSize(150, 150);
this.setResizable(false);
JLabel jl2=new JLabel("请输入你的密码:");
        JPasswordField jw=new JPasswordField(20);
jp.add(jf);
jp.add(jl2);
jp.add(jw);
this.add(jl,BorderLayout.NORTH);
this.add(jp, BorderLayout.CENTER);
JPanel jp2=new JPanel();
jp2.add(jb);
jp2.add(jb2);
this.add(jp2, BorderLayout.SOUTH);
Toolkit tk = Toolkit.getDefaultToolkit();
int swidth = tk.getScreenSize().width;
int sheight = tk.getScreenSize().height;
this.setLocation((swidth - 150) / 2, (sheight - 150) / 2);
this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
this.setVisible(true);

jb.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent arg0) {
int count=0;
String text = jf.getText();
String password = new String(jw.getPassword());
BufferedReader br = null;
BufferedWriter bw=null;
BufferedReader br2 = null;
try {
br = new BufferedReader(new InputStreamReader(new FileInputStream("E:/新建文本文档.txt")));
String string = null;
while ((string = br.readLine()) != null) {
String[] split = string.split(",");
if (split[0].equals(text) && split[1].equals(password)) {
JOptionPane.showMessageDialog(LoginFrame.this, "已存在");
count++;
}
}
if(count==0)
{
String string2=null;
br2 = new BufferedReader(new InputStreamReader(new FileInputStream("E:/新建文本文档.txt")));
while((string2=br.readLine())==null)
{
bw=new BufferedWriter(new FileWriter("E:/新建文本文档.txt",true));
String s=text+","+password;
bw.write(s+"\r\n");
bw.flush();
JOptionPane.showMessageDialog(LoginFrame.this, "注册成功");
}
}
} catch (Exception e1) {
e1.printStackTrace();
} finally {
try {
if (br != null)
br.close();
} catch (IOException e1) {
e1.printStackTrace();
}

}
}
});
jb2.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent arg0) {
LoginFrame.this.setVisible(false);
MainFrame m=new MainFrame();
}
});
}


@Override
public void actionPerformed(ActionEvent arg0) {

}
}

ReciveThread：

import java.io.*;
import java.net.Socket;
import java.text.SimpleDateFormat;
import java.util.Date;


import javax.swing.JTextArea;
import javax.swing.JTextField;


public class ReciveThread extends Thread {
private Socket recive;
private JTextArea ja1;
private JTextField jf;


public ReciveThread(Socket recive, JTextArea ja1, JTextField jf) {
this.recive = recive;
this.ja1 = ja1;
this.jf = jf;
}


@Override
public void run() {
BufferedReader br = null;
try {
while (true) {
InputStream stream = recive.getInputStream();
jf.setText(recive.getInetAddress().toString());
br = new BufferedReader(new InputStreamReader(stream));
String string = null;
while ((string = br.readLine()) != null) {
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd hh:mm:ss");
String format = sdf.format(new Date());
ja1.append(format + "\n" + string + "\n");
}
}
} catch (IOException e) {
e.printStackTrace();
} finally {
try {
if (br != null) {
br.close();
}
} catch (IOException e) {
e.printStackTrace();
}
try {
if (recive != null) {
recive.close();
}
} catch (IOException e) {
e.printStackTrace();
}
}
}
}

MissFrame：

import java.awt.BorderLayout;
import java.awt.GridLayout;
import java.awt.Toolkit;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.io.BufferedReader;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStreamReader;


import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.JTextArea;
import javax.swing.JTextField;


public class MissFrame extends JFrame implements ActionListener{
public MissFrame() {
JLabel jl=new JLabel("请输入你的账号:");
JTextField jf=new JTextField(20);
JPanel jp=new JPanel(new GridLayout(2, 1));
JButton jb=new JButton("确认");
JButton jb2=new JButton("返回");
this.setTitle("找回密码");
this.setSize(150, 150);
this.setResizable(false);
        JTextArea ja=new JTextArea(1,20);
        ja.setEditable(false);
jp.add(jf);
jp.add(ja);
this.add(jl,BorderLayout.NORTH);
this.add(jp, BorderLayout.CENTER);
JPanel jp2=new JPanel();
jp2.add(jb);
jp2.add(jb2);
this.add(jp2, BorderLayout.SOUTH);
Toolkit tk = Toolkit.getDefaultToolkit();
int swidth = tk.getScreenSize().width;
int sheight = tk.getScreenSize().height;
this.setLocation((swidth - 150) / 2, (sheight - 150) / 2);
this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
this.setVisible(true);

jb.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent arg0) {
  String text = jf.getText();
  BufferedReader br = null;
  int count=0;
try {
br = new BufferedReader(new InputStreamReader(new FileInputStream("E:/新建文本文档.txt")));
String string = null;
while ((string = br.readLine()) != null) {
String[] split = string.split(",");
if (split[0].equals(text)) {
ja.append(split[1]);
JOptionPane.showMessageDialog(MissFrame.this, "成功");
count++;
}
}
if(count==0)
{
JOptionPane.showMessageDialog(MissFrame.this, "请先注册");
}
} catch (Exception e1) {
e1.printStackTrace();
} finally {
try {
if (br != null)
br.close();
} catch (IOException e1) {
e1.printStackTrace();
}

}
}
});
jb2.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent arg0) {
MissFrame.this.setVisible(false);
MainFrame m=new MainFrame();
}
});
}


@Override
public void actionPerformed(ActionEvent arg0) {

}
}

MainFrame：
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.io.*;
import javax.swing.*;


//去掉默认布局管理器:JFrame jf = new JFrame("窗口");jf.setLayout(null);
public class MainFrame extends JFrame implements ActionListener {


public MainFrame() throws HeadlessException {
this.setTitle("窗口");
JPanel j1 = new JPanel(new GridLayout(2, 2));
JLabel jl1 = new JLabel("             用户账号");
JLabel jl2 = new JLabel("             用户密码");
JTextField jf1 = new JTextField(10);
JPasswordField jp = new JPasswordField(10);
j1.add(jl1);
j1.add(jf1);
j1.add(jl2);
j1.add(jp);
JLabel jl3 = new JLabel(new ImageIcon("img/a.jpg"));
this.add(jl3, BorderLayout.NORTH);
this.add(j1, BorderLayout.CENTER);
this.setSize(500, 500);
this.setResizable(false);
JButton jb = new JButton("提交");
JButton jb2 = new JButton("注册");
JButton jb3 = new JButton("忘记密码？");
JPanel jp2 = new JPanel();
jp2.add(jb);
jp2.add(jb2);
jp2.add(jb3);
this.add(jp2, BorderLayout.SOUTH);


Toolkit tk = Toolkit.getDefaultToolkit();
int swidth = tk.getScreenSize().width;
int sheight = tk.getScreenSize().height;
this.setLocation((swidth - 500) / 2, (sheight - 500) / 2);
this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
this.setVisible(true);
this.pack();


jb.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
int count = 0;
Object source = e.getSource();
String text = jf1.getText();
String password = new String(jp.getPassword());
int confirmDialog = JOptionPane.showConfirmDialog(MainFrame.this, "是否确认登陆");
if (confirmDialog == JOptionPane.YES_OPTION) {
BufferedReader br = null;
try {
br = new BufferedReader(new InputStreamReader(new FileInputStream("E:/新建文本文档.txt")));
String string = null;
while ((string = br.readLine()) != null) {
String[] split = string.split(",");
if (split[0].equals(text) && split[1].equals(password)) {
JOptionPane.showMessageDialog(MainFrame.this, "登陆成功");
count++;
MainFrame.this.setVisible(false);
UserSeverFrame u=new UserSeverFrame();
}
}
if (count == 0) {
JOptionPane.showMessageDialog(MainFrame.this, "请先注册");
}
} catch (Exception e1) {
e1.printStackTrace();
} finally {
try {
if (br != null)
br.close();
} catch (IOException e1) {
e1.printStackTrace();
}
}
}
}
});
jb2.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
Object source = e.getSource();
int confirmDialog = JOptionPane.showConfirmDialog(MainFrame.this, "是否确认注册");
if (confirmDialog == JOptionPane.YES_OPTION) {
MainFrame.this.setVisible(false);
LoginFrame l = new LoginFrame();
}
}
});
jb3.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent arg0) {
MainFrame.this.setVisible(false);
MissFrame m = new MissFrame();
}
});
}


public static void main(String[] args) {
MainFrame m = new MainFrame();


}


@Override
public void actionPerformed(ActionEvent arg0) {


}
}

客户端：

UserSocketFrame：

import java.awt.BorderLayout;
import java.awt.GridLayout;
import java.awt.Toolkit;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.io.BufferedWriter;
import java.io.IOException;
import java.io.OutputStream;
import java.io.OutputStreamWriter;
import java.net.Socket;
import java.net.UnknownHostException;
import java.text.SimpleDateFormat;
import java.util.Date;


import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.JTextArea;
import javax.swing.JTextField;


public class UserSocketFrame extends JFrame implements ActionListener {
private JTextArea ja1;
private JTextArea ja2;
private JTextArea ja3;
private JTextField jf;
private JButton jb;
Socket socket;


public void init() {
this.setTitle("客户端");
this.setSize(500, 500);
this.setResizable(false);
jb = new JButton("发送");
jf = new JTextField(30);
jf.setEditable(false);
ja1 = new JTextArea(22, 22);
ja1.setEditable(false);
ja2 = new JTextArea(3, 30);
ja3 = new JTextArea(22, 8);
ja3.setEditable(false);
JPanel jp = new JPanel();
jp.add(ja1);
jp.add(ja3);
JPanel jp2 = new JPanel(new GridLayout(2, 1));
jp2.add(ja2);
jp2.add(jb);
JPanel jp3 = new JPanel();
jp3.add(jf);
this.add(jp3, BorderLayout.NORTH);
this.add(jp, BorderLayout.CENTER);
this.add(jp2, BorderLayout.SOUTH);
Toolkit tk = Toolkit.getDefaultToolkit();
int swidth = tk.getScreenSize().width;
int sheight = tk.getScreenSize().height;
this.setLocation((swidth - 500) / 2, (sheight - 500) / 2);
this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
this.setVisible(true);
this.pack();
}


public UserSocketFrame() {
this.init();
try {
socket = new Socket("localhost", 8888);
} catch (UnknownHostException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
ReciveThread r = new ReciveThread(socket, ja1, jf);
r.start();
jb.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent arg0) {
BufferedWriter bw = null;
OutputStream stream = null;
try {
stream = socket.getOutputStream();
String string = null;
String[] split = null;
string = ja2.getText();
if (!(ja2.getText().equals(""))) {
split = string.split("\\n");
}
jf.setText(socket.getInetAddress().toString());
bw = new BufferedWriter(new OutputStreamWriter(stream));
int count = 0;
while (split != null) {
for (String s : split) {
bw.write(s + "\r\n");
bw.flush();
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd hh:mm:ss");
String format = sdf.format(new Date());
ja1.append(format + "\n" + s + "\n");
count++;
}
if (count == split.length) {
break;
}
}
ja2.setText("");


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


@Override
public void actionPerformed(ActionEvent arg0) {


}
}

LoginFrame：

import java.awt.BorderLayout;
import java.awt.GridLayout;
import java.awt.Toolkit;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.FileWriter;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;


import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.JPasswordField;
import javax.swing.JTextField;


public class LoginFrame extends JFrame implements ActionListener{
public LoginFrame() {
this.setTitle("注册");
JLabel jl=new JLabel("请输入你的账号:");
JTextField jf=new JTextField(20);
JPanel jp=new JPanel(new GridLayout(3, 1));
JButton jb=new JButton("确认");
JButton jb2=new JButton("返回");
this.setSize(150, 150);
this.setResizable(false);
JLabel jl2=new JLabel("请输入你的密码:");
        JPasswordField jw=new JPasswordField(20);
jp.add(jf);
jp.add(jl2);
jp.add(jw);
this.add(jl,BorderLayout.NORTH);
this.add(jp, BorderLayout.CENTER);
JPanel jp2=new JPanel();
jp2.add(jb);
jp2.add(jb2);
this.add(jp2, BorderLayout.SOUTH);
Toolkit tk = Toolkit.getDefaultToolkit();
int swidth = tk.getScreenSize().width;
int sheight = tk.getScreenSize().height;
this.setLocation((swidth - 150) / 2, (sheight - 150) / 2);
this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
this.setVisible(true);

jb.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent arg0) {
int count=0;
String text = jf.getText();
String password = new String(jw.getPassword());
BufferedReader br = null;
BufferedWriter bw=null;
BufferedReader br2 = null;
try {
br = new BufferedReader(new InputStreamReader(new FileInputStream("E:/新建文本文档.txt")));
String string = null;
while ((string = br.readLine()) != null) {
String[] split = string.split(",");
if (split[0].equals(text) && split[1].equals(password)) {
JOptionPane.showMessageDialog(LoginFrame.this, "已存在");
count++;
}
}
if(count==0)
{
String string2=null;
br2 = new BufferedReader(new InputStreamReader(new FileInputStream("E:/新建文本文档.txt")));
while((string2=br.readLine())==null)
{
bw=new BufferedWriter(new FileWriter("E:/新建文本文档.txt",true));
String s=text+","+password;
bw.write(s+"\r\n");
bw.flush();
JOptionPane.showMessageDialog(LoginFrame.this, "注册成功");
}
}
} catch (Exception e1) {
e1.printStackTrace();
} finally {
try {
if (br != null)
br.close();
} catch (IOException e1) {
e1.printStackTrace();
}

}
}
});
jb2.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent arg0) {
 LoginFrame.this.setVisible(false);
 MainFrame m=new MainFrame();
}
});
}


@Override
public void actionPerformed(ActionEvent arg0) {

}
}

ReciveThread：

import java.io.*;
import java.net.Socket;
import java.text.SimpleDateFormat;
import java.util.Date;


import javax.swing.JTextArea;
import javax.swing.JTextField;


public class ReciveThread extends Thread {
private Socket recive;
private JTextArea ja1;
private JTextField jf;


public ReciveThread(Socket recive, JTextArea ja1, JTextField jf) {
this.recive = recive;
this.ja1 = ja1;
this.jf = jf;
}


@Override
public void run() {
BufferedReader br = null;
try {
while (true) {
InputStream stream = recive.getInputStream();
jf.setText(recive.getInetAddress().toString());
br = new BufferedReader(new InputStreamReader(stream));
String string = null;
while ((string = br.readLine()) != null) {
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd hh:mm:ss");
String format = sdf.format(new Date());
ja1.append(format + "\n" + string + "\n");
}
}
} catch (IOException e) {
e.printStackTrace();
} finally {
try {
if (br != null) {
br.close();
}
} catch (IOException e) {
e.printStackTrace();
}
try {
if (recive != null) {
recive.close();
}
} catch (IOException e) {
e.printStackTrace();
}
}
}
}

MissFrame：

import java.awt.BorderLayout;
import java.awt.GridLayout;
import java.awt.Toolkit;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.io.BufferedReader;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStreamReader;


import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.JTextArea;
import javax.swing.JTextField;


public class MissFrame extends JFrame implements ActionListener{
public MissFrame() {
JLabel jl=new JLabel("请输入你的账号:");
JTextField jf=new JTextField(20);
JPanel jp=new JPanel(new GridLayout(2, 1));
JButton jb=new JButton("确认");
JButton jb2=new JButton("返回");
this.setTitle("找回密码");
this.setSize(150, 150);
this.setResizable(false);
        JTextArea ja=new JTextArea(1,20);
        ja.setEditable(false);
jp.add(jf);
jp.add(ja);
this.add(jl,BorderLayout.NORTH);
this.add(jp, BorderLayout.CENTER);
JPanel jp2=new JPanel();
jp2.add(jb);
jp2.add(jb2);
this.add(jp2, BorderLayout.SOUTH);
Toolkit tk = Toolkit.getDefaultToolkit();
int swidth = tk.getScreenSize().width;
int sheight = tk.getScreenSize().height;
this.setLocation((swidth - 150) / 2, (sheight - 150) / 2);
this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
this.setVisible(true);

jb.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent arg0) {
   String text = jf.getText();
   BufferedReader br = null;
   int count=0;
try {
br = new BufferedReader(new InputStreamReader(new FileInputStream("E:/新建文本文档.txt")));
String string = null;
while ((string = br.readLine()) != null) {
String[] split = string.split(",");
if (split[0].equals(text)) {
ja.append(split[1]);
JOptionPane.showMessageDialog(MissFrame.this, "成功");
count++;
}
}
if(count==0)
{
JOptionPane.showMessageDialog(MissFrame.this, "请先注册");
}
} catch (Exception e1) {
e1.printStackTrace();
} finally {
try {
if (br != null)
br.close();
} catch (IOException e1) {
e1.printStackTrace();
}

}
}
});
jb2.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent arg0) {
MissFrame.this.setVisible(false);
MainFrame m=new MainFrame();
}
});
}


@Override
public void actionPerformed(ActionEvent arg0) {

}
}

MainFrame：

import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.io.*;
import javax.swing.*;


//去掉默认布局管理器:JFrame jf = new JFrame("窗口");jf.setLayout(null);
public class MainFrame extends JFrame implements ActionListener {


public MainFrame() throws HeadlessException {
this.setTitle("窗口");
JPanel j1 = new JPanel(new GridLayout(2, 2));
JLabel jl1 = new JLabel("             用户账号");
JLabel jl2 = new JLabel("             用户密码");
JTextField jf1 = new JTextField(10);
JPasswordField jp = new JPasswordField(10);
j1.add(jl1);
j1.add(jf1);
j1.add(jl2);
j1.add(jp);
JLabel jl3 = new JLabel(new ImageIcon("img/a.jpg"));
this.add(jl3, BorderLayout.NORTH);
this.add(j1, BorderLayout.CENTER);
this.setSize(500, 500);
this.setResizable(false);
JButton jb = new JButton("提交");
JButton jb2 = new JButton("注册");
JButton jb3 = new JButton("忘记密码？");
JPanel jp2 = new JPanel();
jp2.add(jb);
jp2.add(jb2);
jp2.add(jb3);
this.add(jp2, BorderLayout.SOUTH);


Toolkit tk = Toolkit.getDefaultToolkit();
int swidth = tk.getScreenSize().width;
int sheight = tk.getScreenSize().height;
this.setLocation((swidth - 500) / 2, (sheight - 500) / 2);
this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
this.setVisible(true);
this.pack();


jb.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
int count = 0;
Object source = e.getSource();
String text = jf1.getText();
String password = new String(jp.getPassword());
int confirmDialog = JOptionPane.showConfirmDialog(MainFrame.this, "是否确认登陆");
if (confirmDialog == JOptionPane.YES_OPTION) {
BufferedReader br = null;
try {
br = new BufferedReader(new InputStreamReader(new FileInputStream("E:/新建文本文档.txt")));
String string = null;
while ((string = br.readLine()) != null) {
String[] split = string.split(",");
if (split[0].equals(text) && split[1].equals(password)) {
JOptionPane.showMessageDialog(MainFrame.this, "登陆成功");
count++;
MainFrame.this.setVisible(false);
UserSocketFrame u=new UserSocketFrame();
}
}
if (count == 0) {
JOptionPane.showMessageDialog(MainFrame.this, "请先注册");
}
} catch (Exception e1) {
e1.printStackTrace();
} finally {
try {
if (br != null)
br.close();
} catch (IOException e1) {
e1.printStackTrace();
}
}
}
}
});
jb2.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
Object source = e.getSource();
int confirmDialog = JOptionPane.showConfirmDialog(MainFrame.this, "是否确认注册");
if (confirmDialog == JOptionPane.YES_OPTION) {
MainFrame.this.setVisible(false);
LoginFrame l = new LoginFrame();
}
}
});
jb3.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent arg0) {
MainFrame.this.setVisible(false);
MissFrame m = new MissFrame();
}
});
}


public static void main(String[] args) {
MainFrame m = new MainFrame();


}


@Override
public void actionPerformed(ActionEvent arg0) {


}


}