Coding の ORZ : Java_message

Sunday, June 24, 2018

Java_message

即時通

相信大家都有用過Yahoo即時通，那時候還有一個漏洞呢，輸入超過很多字元會讓對方斷線

，那麼我們來土炮一個來看看吧!

message.code

package messager;

import java.awt.EventQueue;

import javax.swing.JOptionPane;

import javax.swing.JFrame;

import javax.swing.JPanel;

import javax.swing.border.EmptyBorder;

import javax.swing.JTree;

import javax.swing.GroupLayout;

import javax.swing.GroupLayout.Alignment;

import javax.swing.JButton;

import javax.swing.LayoutStyle.ComponentPlacement;

import javax.swing.JTextField;

import java.awt.Font;

import javax.swing.JMenuBar;

import javax.swing.JMenuItem;

import javax.swing.JMenu;

import java.awt.event.ActionListener;

import java.awt.event.ActionEvent;

import javax.swing.AbstractAction;

import javax.swing.Action;

import javax.swing.tree.DefaultTreeModel;

import javax.swing.tree.DefaultMutableTreeNode;

import java.awt.event.MouseAdapter;

import java.awt.event.MouseEvent;

import javax.swing.JScrollPane;

import java.io.BufferedOutputStream;

import java.io.BufferedReader;

import java.io.IOException;

import java.io.InputStreamReader;

import java.io.OutputStreamWriter;

import java.net.InetSocketAddress;

import java.net.ServerSocket;

import java.net.Socket;

import java.sql.Connection;

import java.sql.DriverManager;

import java.sql.ResultSet;

import java.sql.SQLException;

import java.sql.Statement;

import javax.swing.JTabbedPane;

public class main extends JFrame {

public String IP;

public static String data_ip;

public static String local_ip = null;

public String send_ip = null;

public int send_port = 9000;

public String msg;

private JPanel contentPane;

private JTextField textField;

private final Action action = new SwingAction();

public static String user;

public static String password;

public String mysqlback_friends = null;

public SocketServer task = new SocketServer();

public Thread t = new Thread(task); // 產生Thread物件

/**

* Launch the application.

/

public static void main(String[] args) {

EventQueue.invokeLater(new Runnable() {

public void run() {

try {

main frame = new main(user, password, data_ip,local_ip);

frame.setVisible(true);

} catch (Exception e) {

e.printStackTrace();

}

}

});

}

public void mysql_exc(String exc) {

try {

Class.forName("com.mysql.jdbc.Driver");

Connection con = DriverManager.getConnection(

"jdbc:mysql://"+this.data_ip+"/messager?useUnicode=true&characterEncoding=UTF8", "root",

"x123456789");

Statement st = con.createStatement();

ResultSet rs = st.getResultSet();

st.execute(exc);

rs = st.getResultSet();

} catch (ClassNotFoundException o) {

System.out.println("DriverClassNotFound :" + o.toString());

} // 有可能會產生sqlexception

catch (SQLException x) {

System.out.println("Exception :" + x.toString());

}

}

public main(String user, String password, String data_ip,String local_ip) {

this.user = user;

this.password = password;

this.data_ip = data_ip;

this.local_ip= local_ip;

JMenuBar menuBar = new JMenuBar();

JButton btnNewButton = new JButton("+");

JPanel panel = new JPanel();

JTabbedPane tabbedPane = new JTabbedPane(JTabbedPane.TOP);

String tmp2 = mysql_search("SELECT FROM user where id='" + user + "' &&" + " password='" + password + "'","friends");

JTree tree = new JTree();

JScrollPane scrollPane = new JScrollPane();

JMenu mnNewMenu = new JMenu("即時通");

JMenuItem item = new JMenuItem("登出");

mysql_exc("UPDATE user SET port = '"+send_port+"' where id='" + user + "' &&" + " password='" + password + "'");

item.addActionListener(new ActionListener() {

public void actionPerformed(ActionEvent e) {

mysql_exc("UPDATE user SET online = '0' where id='" + user + "' &&" + " password='" + password + "'");

System.exit(0);

}

});

mysql_exc("UPDATE user SET ip = '"+local_ip+"' where id='" + user + "' &&" + " password='" + password + "'");

setDefaultCloseOperation(JFrame.DO_NOTHING_ON_CLOSE);

setBounds(100, 100, 249, 414);

setJMenuBar(menuBar);

menuBar.add(mnNewMenu);

contentPane = new JPanel();

contentPane.setBorder(new EmptyBorder(5, 5, 5, 5));

setContentPane(contentPane);

mnNewMenu.add(item);

btnNewButton.setFont(new Font("微軟正黑體", Font.PLAIN, 9));

textField = new JTextField();

textField.setColumns(10);

JScrollPane scrollPane_1 = new JScrollPane();

JTree tree_1 = new JTree();

tree_1.addMouseListener(new MouseAdapter() {

@Override

public void mouseClicked(MouseEvent e) {

DefaultMutableTreeNode node = (DefaultMutableTreeNode) tree_1.getLastSelectedPathComponent();

if (node == null)

return;

Object nodeInfo = node.getUserObject();// 通訊點入那個當client

if (!nodeInfo.toString().equals("好友清單")) {

IP = nodeInfo.toString();

new SocketClient();

}

}

});

scrollPane_1.setViewportView(tree_1);

btnNewButton.addActionListener(new ActionListener() {

public void actionPerformed(ActionEvent arg0) {

DefaultTreeModel model = (DefaultTreeModel) tree_1.getModel();

DefaultMutableTreeNode root = (DefaultMutableTreeNode) model.getRoot();

if (!textField.getText().trim().equals("")) {

root.add(new DefaultMutableTreeNode(textField.getText()));

model.reload();

}

else {

JOptionPane.showMessageDialog(null, "fuck dick");

}

}

});

GroupLayout gl_panel = new GroupLayout(panel);

JTabbedPane tabbedPane_1 = new JTabbedPane(JTabbedPane.TOP);

GroupLayout gl_contentPane = new GroupLayout(contentPane);

gl_contentPane.setHorizontalGroup(

gl_contentPane.createParallelGroup(Alignment.LEADING)

.addGroup(gl_contentPane.createSequentialGroup()

.addGap(7)

.addComponent(panel, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE)

.addGap(5)

.addComponent(textField, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE)

.addGap(5)

.addComponent(btnNewButton)

.addGap(5)

.addComponent(tabbedPane, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE)

.addContainerGap(69, Short.MAX_VALUE))

.addComponent(tabbedPane_1, GroupLayout.DEFAULT_SIZE, 261, Short.MAX_VALUE)

);

gl_contentPane.setVerticalGroup(

gl_contentPane.createParallelGroup(Alignment.LEADING)

.addGroup(gl_contentPane.createSequentialGroup()

.addGap(5)

.addGroup(gl_contentPane.createParallelGroup(Alignment.LEADING)

.addGroup(gl_contentPane.createSequentialGroup()

.addGap(6)

.addComponent(panel, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE))

.addComponent(textField, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE)

.addComponent(btnNewButton)

.addGroup(gl_contentPane.createSequentialGroup()

.addGap(8)

.addComponent(tabbedPane, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE)))

.addPreferredGap(ComponentPlacement.UNRELATED)

.addComponent(tabbedPane_1, GroupLayout.DEFAULT_SIZE, 291, Short.MAX_VALUE))

);

tabbedPane_1.addTab("New tab", null, scrollPane_1, null);

tree_1.setModel(new DefaultTreeModel(

new DefaultMutableTreeNode("廢物群") {

{

String tmp = tmp2;

String[] tokens = tmp.split(",");

for (String token : tokens) {

add(new DefaultMutableTreeNode(token));

}

}

}

));

this.setVisible(true);

contentPane.setLayout(gl_contentPane);

t.start();

}

public String mysql_search(String exc,String label) {

String tmp = null;

try {

Class.forName("com.mysql.jdbc.Driver");

// 註冊driver

Connection con = DriverManager.getConnection(

"jdbc:mysql://"+this.data_ip+"/messager?useUnicode=true&characterEncoding=UTF8", "root",

"x123456789");

// 取得connection

Statement st = con.createStatement();

st.execute(exc);

ResultSet rs = st.getResultSet();

while (rs.next()) {

tmp = rs.getString(label);

}

if (tmp == null) {

JOptionPane.showMessageDialog(null, "與伺服器取得資料失敗!");

} else

return tmp;

} catch (ClassNotFoundException o) {

System.out.println("DriverClassNotFound :" + o.toString());

} // 有可能會產生sqlexception

catch (SQLException x) {

System.out.println("Exception :" + x.toString());

}

return tmp;

}

private class SwingAction extends AbstractAction {

public SwingAction() {

putValue(NAME, "SwingAction");

putValue(SHORT_DESCRIPTION, "Some short description");

}

public void actionPerformed(ActionEvent e) {

}

}

public class SocketServer extends java.lang.Thread {

private boolean OutServer = false;

private ServerSocket server;

private final int ServerPort = 10000;// 要監控的port

public SocketServer() {

try {

server = new ServerSocket(ServerPort);

} catch (java.io.IOException e) {

System.out.println("Socket啟動有問題 !");

System.out.println("IOException :" + e.toString());

}

}

public void run() {

InputStreamReader inSR = null;

OutputStreamWriter outSW = null;

Socket socket;

java.io.BufferedInputStream in;

System.out.println("監聽伺服器已啟動 !");

while (!OutServer) {

socket = null;

try {

synchronized (server) {

socket = server.accept();

}

System.out.println("取得連線 : InetAddress = " + socket.getInetAddress());

// TimeOut時間

socket.setSoTimeout(15000);

inSR = new InputStreamReader(socket.getInputStream(), "UTF-8");

BufferedReader br = new BufferedReader(inSR);

in = new java.io.BufferedInputStream(socket.getInputStream());

byte[] b = new byte[1024];

String data = "";

int length;

while ((length = in.read(b)) > 0)// <=0的話就是結束了

{

data += new String(b, 0, length, "big5");// 注意編碼

}

String tmp = data;

String[] tokens = data.split(":");

//String tmp3 = mysql_search("SELECT * FROM user where id='" +Integer.valueOf(tokens[1])+ "'","port");

//if(Integer.valueOf(tmp3 )>send_port)

send_port=Integer.valueOf(Integer.valueOf(tokens[1]));

send_ip = tokens[0];

new_message(send_ip, send_port);

String tmp2 = "確實收到資料" + send_ip + ":" + tokens[1];

System.out.print(tmp2);

in.close();

in = null;

socket.close();

} catch (java.io.IOException e) {

System.out.println("Socket連線有問題 !");

System.out.println("IOException :" + e.toString());

}

}

server = null;

}

public void stopThread() throws IOException {

server.close();

this.OutServer = true;

}

}

public void new_message(String ip, int port) {

msg test = new msg(ip,port);

test.setTitle(ip);

send_port++;

}

public class SocketClient extends java.lang.Thread {

private String address = IP;// 連線的ip

private int port = 10000;// 連線的port

public SocketClient() {

Socket client = new Socket();

InetSocketAddress isa = new InetSocketAddress(this.address, this.port);

try {

client.connect(isa,10000);

BufferedOutputStream out = new BufferedOutputStream(client.getOutputStream());

// 送出字串

String tmp =local_ip+ ":" + String.valueOf(send_port);

System.out.print("已向對方發送請求連接需求"+tmp);

out.write(tmp.getBytes());

new_message(IP, Integer.valueOf(send_port));

out.flush();

out.close();

out = null;

client.close();

client = null;

} catch (java.io.IOException e) {

System.out.println("Socket連線有問題 !");

System.out.println("IOException :" + e.toString());

}

}

}

}

view raw main.java hosted with ❤ by GitHub

package messager;

import java.awt.BorderLayout;

import java.awt.EventQueue;

import java.awt.Frame;

import java.io.FileReader;

import java.io.BufferedReader;

import java.io.IOException;

import java.io.InputStreamReader;

import java.io.OutputStreamWriter;

import javax.swing.JFrame;

import javax.swing.JPanel;

import javax.swing.JScrollPane;

import javax.swing.border.EmptyBorder;

import java.util.Date;

import java.text.SimpleDateFormat;

import javax.swing.JList;

import javax.swing.JOptionPane;

import javax.swing.DefaultListModel;

import javax.swing.GroupLayout;

import javax.swing.GroupLayout.Alignment;

import javax.swing.JTextField;

import javax.swing.LayoutStyle.ComponentPlacement;

import javax.swing.JButton;

import java.awt.event.KeyAdapter;

import java.awt.event.KeyEvent;

import java.io.BufferedOutputStream;

import java.net.InetSocketAddress;

import java.net.ServerSocket;

import java.net.Socket;

import java.awt.event.ActionListener;

import java.awt.event.ActionEvent;

import javax.swing.JTextPane;

import javax.swing.ScrollPaneConstants;

import javax.swing.DropMode;

import java.awt.event.WindowAdapter;

import java.awt.event.WindowEvent;

import java.awt.Font;

import java.awt.event.InputMethodListener;

import java.awt.event.InputMethodEvent;

public class msg extends JFrame {

public boolean start = false;

public SocketServer task;

public Thread t;// ��Thread��

public static String IP;

public static int send_port;

public String msg;

java.io.BufferedInputStream in;

private JPanel contentPane;

private JTextField textField;

public static DefaultListModel model = new DefaultListModel();

public static DefaultListModel model2 = new DefaultListModel();

public JList list = new JList(model);

public JTextPane textPane = new JTextPane();

public JScrollPane scrollPane = new JScrollPane();

public Frame src;

private final JButton btnNewButton_1 = new JButton("~");

/**

* Launch the application.

*/

/**

* Create the frame.

*/

public String getDateTime() {

SimpleDateFormat sdFormat = new SimpleDateFormat("yyyy/MM/dd hh:mm:ss");

Date date = new Date();

String strDate = sdFormat.format(date);

// System.out.println(strDate);

return strDate;

}

public msg(String ip, int port) {

this.IP = ip;

this.send_port = port;

addWindowListener(new WindowAdapter() {

@Override

public void windowClosing(WindowEvent arg0) {

src.dispose();

}

@Override

public void windowOpened(WindowEvent e) {

src = (Frame) e.getSource();

}

});

setResizable(false);

setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE);

setBounds(100, 100, 482, 399);

contentPane = new JPanel();

contentPane.setBorder(new EmptyBorder(5, 5, 5, 5));

setContentPane(contentPane);

textField = new JTextField();

textField.addKeyListener(new KeyAdapter() {

@Override

public void keyPressed(KeyEvent e) {

if(e.getKeyCode() == KeyEvent.VK_ENTER) {

new SocketClient( textField.getText());

textField.setText("");;

}

}

});

textField.setColumns(10);

JButton btnNewButton = new JButton("\u9001\u51FA");

btnNewButton.addActionListener(new ActionListener() {

public void actionPerformed(ActionEvent e) {

new SocketClient( textField.getText());

}

});

GroupLayout gl_contentPane = new GroupLayout(contentPane);

gl_contentPane.setHorizontalGroup(

gl_contentPane.createParallelGroup(Alignment.LEADING)

.addGroup(gl_contentPane.createSequentialGroup()

.addGroup(gl_contentPane.createParallelGroup(Alignment.LEADING, false)

.addGroup(gl_contentPane.createSequentialGroup()

.addContainerGap()

.addComponent(textField, GroupLayout.PREFERRED_SIZE, 309, GroupLayout.PREFERRED_SIZE)

.addGap(18)

.addComponent(btnNewButton_1, GroupLayout.PREFERRED_SIZE, 56, GroupLayout.PREFERRED_SIZE)

.addPreferredGap(ComponentPlacement.RELATED)

.addComponent(btnNewButton))

.addGroup(gl_contentPane.createSequentialGroup()

.addGap(2)

.addComponent(scrollPane)))

.addGap(496)

.addComponent(list, GroupLayout.PREFERRED_SIZE, 94, GroupLayout.PREFERRED_SIZE))

);

gl_contentPane.setVerticalGroup(

gl_contentPane.createParallelGroup(Alignment.TRAILING)

.addGroup(gl_contentPane.createSequentialGroup()

.addContainerGap()

.addGroup(gl_contentPane.createParallelGroup(Alignment.LEADING)

.addComponent(list, Alignment.TRAILING, GroupLayout.PREFERRED_SIZE, 233, GroupLayout.PREFERRED_SIZE)

.addGroup(Alignment.TRAILING, gl_contentPane.createSequentialGroup()

.addComponent(scrollPane, GroupLayout.DEFAULT_SIZE, 296, Short.MAX_VALUE)

.addPreferredGap(ComponentPlacement.RELATED)

.addGroup(gl_contentPane.createParallelGroup(Alignment.BASELINE)

.addComponent(btnNewButton_1, GroupLayout.PREFERRED_SIZE, 35, GroupLayout.PREFERRED_SIZE)

.addComponent(btnNewButton, GroupLayout.PREFERRED_SIZE, 38, GroupLayout.PREFERRED_SIZE)

.addComponent(textField, GroupLayout.PREFERRED_SIZE, 54, GroupLayout.PREFERRED_SIZE))

.addContainerGap())))

);

scrollPane.setViewportView(textPane);

textPane.setFont(new Font("Consolas", Font.PLAIN, 11));

textPane.setContentType("text/html");

btnNewButton_1.addActionListener(new ActionListener() {

public void actionPerformed(ActionEvent e) {

new SocketClient( "shake");

}

});

contentPane.setLayout(gl_contentPane);

setVisible(true); // -->�� Frame2

start_server();

}

public void start_server() {

task = new SocketServer();

t = new Thread(task);

t.start(); // �}�l��t.run()

}

public static void main(String[] args) {

EventQueue.invokeLater(new Runnable() {

public void run() {

try {

msg frame = new msg(IP, send_port);

frame.setVisible(true);

} catch (Exception e) {

e.printStackTrace();

}

}

});

}

public class SocketServer extends java.lang.Thread {

private boolean OutServer = false;

private ServerSocket server;

private int ServerPort = send_port;// �n�ʱ��port

public SocketServer() {

try {

server = new ServerSocket(ServerPort);

} catch (java.io.IOException e) {

System.out.println("Socket�Ұʦ��D !");

System.out.println("IOException :" + e.toString());

}

}

public void run() {

InputStreamReader inSR = null;

OutputStreamWriter outSW = null;

Socket socket;

java.io.BufferedInputStream in;

System.out.println("\n��A��w�Ұ� !");

System.out.println("IP:" + IP + " Port:" + send_port + "\n��A��w�]�w��");

while (!OutServer) {

socket = null;

try {

synchronized (server) {

socket = server.accept();

}

System.out.println("��s�u : InetAddress = " + socket.getInetAddress());

//

socket.setSoTimeout(15000);

inSR = new InputStreamReader(socket.getInputStream(), "UTF-8");

BufferedReader br = new BufferedReader(inSR);

in = new java.io.BufferedInputStream(socket.getInputStream());

byte[] b = new byte[1024];

String data = "";

int length;

while ((length = in.read(b)) > 0)// <=0��ܴN�O��F

{

data += new String(b, 0, length, "big5");

}

model.addElement("<" + IP + getDateTime() + "> :" + data);

get_msg();

System.out.println(IP + data);

in.close();

in = null;

socket.close();

} catch (java.io.IOException e) {

System.out.println("Socket�s�u��D !");

System.out.println("IOException :" + e.toString());

}

}

}

}

public class SocketClient extends java.lang.Thread {

private String address = IP;// �s�u��ip

private int port = send_port;// �s�u��port

public SocketClient(String tmp) {

Socket client = new Socket();

InetSocketAddress isa = new InetSocketAddress(this.address, this.port);

try {

client.connect(isa, 10000);

BufferedOutputStream out = new BufferedOutputStream(client.getOutputStream());

// �e�X�r��

model.addElement("<" + "�ڻ�" + getDateTime() + "> :" + tmp);

get_msg();

out.write(tmp.getBytes());

out.flush();

out.close();

out = null;

client.close();

client = null;

} catch (java.io.IOException e) {

System.out.println(this.address);

System.out.println(this.port);

System.out.println("Socket�s�u��D !");

System.out.println("IOException :" + e.toString());

}

}

}

public String get_msg() throws IOException {

String tmp = "<html><head>" + " <meta charset=" + '"' + "big-5" + '"' + " /></head>\n";

for (int i = 0; i < model.size(); i++) {

tmp += model.get(i).toString() + "<br>";

if (model.size() - 1 == i) {

if (model.get(i).toString().indexOf(":shake") != -1) {

shake();

}

}

}

tmp += "</body></html>";

String url = "file:///C:/test.gif";

tmp = (tmp.replace(":QQ", "<img src=" + url + "></img>"));

tmp = (tmp.replace(":shake", "</p><font color=" + '"' + "red" + '"' + ">�o�e�_��</font>"));

tmp += "/n";

System.out.print(tmp);

textPane.setText(tmp);

textPane.setCaretPosition(textPane.getDocument().getLength());

textPane.repaint();

return tmp;

}

public void shake() {

// TODO Auto-generated method stub

int or_x = this.location().x;

int or_y = this.location().y;

this.setLocation(or_x, or_y + 10);

try {

Thread.sleep(30);

this.setLocation(or_x + 20, or_y + 20);

Thread.sleep(30);

this.setLocation(or_x, or_y + 0);

Thread.sleep(30);

this.setLocation(or_x + 20, or_y + 0);

Thread.sleep(30);

this.setLocation(or_x, or_y + 20);

Thread.sleep(30);

this.setLocation(or_x, or_y + 0);

Thread.sleep(1000);

} catch (InterruptedException e) {

// TODO Auto-generated catch block

e.printStackTrace();

}

this.setLocation(or_x, or_y);

}

}

view raw msg.java hosted with ❤ by GitHub

package messager;

import java.awt.BorderLayout;

import java.awt.EventQueue;

import java.awt.Image;

import javax.swing.JFrame;

import javax.swing.JPanel;

import javax.swing.border.EmptyBorder;

import javax.swing.JButton;

import javax.swing.SwingConstants;

import javax.swing.UIManager;

import javax.swing.UnsupportedLookAndFeelException;

import java.awt.FlowLayout;

import java.awt.Frame;

import java.awt.GridLayout;

import javax.swing.GroupLayout;

import javax.swing.GroupLayout.Alignment;

import javax.swing.ImageIcon;

import javax.swing.JTextField;

import javax.swing.LayoutStyle.ComponentPlacement;

import javax.swing.JLabel;

import javax.swing.JOptionPane;

import javax.swing.JPasswordField;

import java.awt.event.ActionListener;

import java.awt.event.ActionEvent;

import javax.swing.event.AncestorListener;

import messager.msg.SocketClient;

import java.awt.Graphics;

import java.io.File;

import java.net.InetAddress;

import java.net.UnknownHostException;

import javax.swing.event.AncestorEvent;

import java.awt.event.WindowAdapter;

import java.awt.event.WindowEvent;

import java.awt.Color;

import java.sql.Connection;

import java.sql.DriverManager;

import java.sql.PreparedStatement;

import java.sql.ResultSet;

import java.sql.SQLException;

import java.sql.Statement;

import java.awt.event.KeyAdapter;

import java.awt.event.KeyEvent;

public class test extends JFrame {

private JPanel contentPane;

private JTextField txtX;

private JPasswordField passwordField;

public InetAddress myComputer = InetAddress.getLocalHost() ;

// linux �ƾڮw

/**

* Launch the application.

*/

public static void main(String[] args) {

EventQueue.invokeLater(new Runnable() {

public void run() {

try {

test frame = new test();

frame.setVisible(true);

} catch (Exception e) {

e.printStackTrace();

}

}

});

}

/**

* Create the frame.

* @throws UnknownHostException

*

* @throws UnsupportedLookAndFeelException

* @throws IllegalAccessException

* @throws InstantiationException

* @throws ClassNotFoundException

/

public test() throws UnknownHostException {

setResizable(false);

// UIManager.setLookAndFeel("com.sun.java.swing.plaf.windows.WindowsLookAndFeel");

addWindowListener(new WindowAdapter() {

@Override

public void windowClosing(WindowEvent e) {

Frame src = (Frame) e.getSource();

src.dispose();

}

});

JButton btnNewButton = new JButton("\u767B\u5165");

JLabel lblNewLabel = new JLabel("\u5E33\u865F");

JLabel lblNewLabel_2 = new JLabel("");

JLabel lblNewLabel_1 = new JLabel("\u5BC6\u78BC");

JLabel lblNewLabel_3 = new JLabel("");

setTitle("Messager");

setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

setBounds(100, 100, 241, 532);

contentPane = new JPanel();

contentPane.setBackground(new Color(255, 255, 255));

contentPane.setBorder(new EmptyBorder(5, 5, 5, 5));

setContentPane(contentPane);

this.setVisible(false);

btnNewButton.addActionListener(new ActionListener() {

public void actionPerformed(ActionEvent arg0) {

login();

}

});

btnNewButton.setHorizontalAlignment(SwingConstants.TRAILING);

txtX = new JTextField();

txtX.addKeyListener(new KeyAdapter() {

@Override

public void keyPressed(KeyEvent e) {

if(e.getKeyCode() == KeyEvent.VK_ENTER) {

login();

txtX.setText("");;

}

}

});

txtX.setText("x213212");

txtX.setColumns(10);

passwordField = new JPasswordField();

passwordField.addKeyListener(new KeyAdapter() {

@Override

public void keyPressed(KeyEvent e) {

if(e.getKeyCode() == KeyEvent.VK_ENTER) {

login();

passwordField.setText("");;

}

}

});

passwordField.setToolTipText("");

lblNewLabel_3.setVerticalAlignment(SwingConstants.BOTTOM);

lblNewLabel_3.addAncestorListener(new AncestorListener() {

public void ancestorAdded(AncestorEvent event) {

ImageIcon icon = new ImageIcon("src\\HOO.jpg");

lblNewLabel_3.setIcon(icon);

}

public void ancestorMoved(AncestorEvent event) {

}

public void ancestorRemoved(AncestorEvent event) {

}

});

GroupLayout gl_contentPane = new GroupLayout(contentPane);

gl_contentPane.setHorizontalGroup(

gl_contentPane.createParallelGroup(Alignment.TRAILING)

.addGroup(gl_contentPane.createSequentialGroup()

.addGroup(gl_contentPane.createParallelGroup(Alignment.LEADING)

.addGroup(gl_contentPane.createSequentialGroup()

.addContainerGap()

.addComponent(lblNewLabel_3, GroupLayout.DEFAULT_SIZE, 195, Short.MAX_VALUE))

.addGroup(gl_contentPane.createSequentialGroup()

.addContainerGap()

.addGroup(gl_contentPane.createParallelGroup(Alignment.LEADING)

.addGroup(gl_contentPane.createSequentialGroup()

.addComponent(lblNewLabel)

.addGap(132))

.addComponent(lblNewLabel_1)

.addComponent(txtX, GroupLayout.DEFAULT_SIZE, 195, Short.MAX_VALUE)

.addComponent(passwordField, GroupLayout.DEFAULT_SIZE, 195, Short.MAX_VALUE)))

.addGroup(gl_contentPane.createSequentialGroup()

.addGap(29)

.addComponent(lblNewLabel_2))

.addGroup(gl_contentPane.createSequentialGroup()

.addGap(79)

.addComponent(btnNewButton)))

.addContainerGap())

);

gl_contentPane.setVerticalGroup(

gl_contentPane.createParallelGroup(Alignment.TRAILING)

.addGroup(gl_contentPane.createSequentialGroup()

.addContainerGap()

.addComponent(lblNewLabel_3, GroupLayout.PREFERRED_SIZE, 185, GroupLayout.PREFERRED_SIZE)

.addPreferredGap(ComponentPlacement.RELATED, 81, Short.MAX_VALUE)

.addComponent(lblNewLabel)

.addPreferredGap(ComponentPlacement.RELATED)

.addComponent(txtX, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE)

.addGap(14)

.addComponent(lblNewLabel_1)

.addPreferredGap(ComponentPlacement.RELATED)

.addComponent(passwordField, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE)

.addGap(45)

.addComponent(lblNewLabel_2)

.addGap(22)

.addComponent(btnNewButton, GroupLayout.PREFERRED_SIZE, 34, GroupLayout.PREFERRED_SIZE)

.addContainerGap())

);

contentPane.setLayout(gl_contentPane);

}

public void login()

{String mysqlback_id = null, mysqlback_pas = null;

try {

Class.forName("com.mysql.jdbc.Driver");

// ��Udriver

// linux �ƾڮw

Connection con = DriverManager.getConnection(

"jdbc:mysql://"+"192.168.153.130" +"/messager?useUnicode=true&characterEncoding=UTF8"

//"jdbc:mysql://192.168.153.130/messager?useUnicode=true&characterEncoding=UTF8"

, "root",

"x123456789");

// ��oconnection

Statement st = con.createStatement();

st.execute("SELECT FROM user where id='" + txtX.getText() + "' &&" + " password='"

+ passwordField.getText() + "'");

ResultSet rs = st.getResultSet();

while (rs.next()) {

mysqlback_id = rs.getString("id");

mysqlback_pas = rs.getString("password");

}

if (mysqlback_id == null && mysqlback_pas == null) {

JOptionPane.showMessageDialog(null, "�b��αK�X��~�Э��s��!");

} else {

///myComputer.getHostAddress()

new main(mysqlback_id,mysqlback_pas,"192.168.153.130","192.168.153.1");

dispose();

con.close();

}

} catch (ClassNotFoundException e) {

JOptionPane.showMessageDialog(null, "�P��A��o��ƥ��!");

System.out.println("DriverClassNotFound :" + e.toString());

} // ��i��|��sqlexception

catch (SQLException x) {

System.out.println("Exception :" + x.toString());

}

}

}

view raw test.java hosted with ❤ by GitHub