删除 'src/main/Login/Login.java'

src/main/Login/Login.java

@@ -1,395 +0,0 @@
-package main.Login;
-
-import main.Register.Register;
-import main.Online.online_friend;
-
-import java.awt.Container;
-import java.awt.EventQueue;
-
-import javax.swing.*;
-import javax.swing.border.EmptyBorder;
-
-import java.awt.FlowLayout;
-import java.awt.event.ActionEvent;
-import java.awt.event.ActionListener;
-import java.io.BufferedReader;
-import java.io.IOException;
-import java.io.PrintWriter;
-import java.net.ServerSocket;
-import java.sql.Connection;
-import java.sql.DriverManager;
-import java.sql.ResultSet;
-import java.sql.SQLException;
-import java.sql.Statement;
-import java.util.Scanner;
-
-import javax.swing.GroupLayout.Alignment;
-
-public class Login extends JFrame {
-
-	private JPanel contentPane;
-	private JTextField textField;
-	private JPasswordField passwordField;
-	private  String Username;
-	 private static ServerSocket serverSocket;
-	 private static BufferedReader reader;
-	 private static PrintWriter writer;
-	 private static Scanner scanner = new Scanner(System.in);
-
-	/**
-	 * Launch the application.
-	 */
-	public static void main(String[] args) throws ClassNotFoundException, UnsupportedLookAndFeelException, InstantiationException, IllegalAccessException {// Windows Classic风格
-		// 将SwingUI设置为当前系统的风格
-		String lookAndFeel = UIManager.getSystemLookAndFeelClassName();
-		UIManager.setLookAndFeel(lookAndFeel);
-
-		EventQueue.invokeLater(new Runnable() {
-			public void run() {
-				try {
-					Login frame = new Login();
-					frame.setVisible(true);
-				} catch (Exception e) {
-					e.printStackTrace();
-				}
-			}
-		});
-	}
-
-	/**
-	 * Create the frame.
-	 * 绘制窗口（登录界面）
-	 */
-	public Login() {
-		//点击右上角叉叉后只关闭当前界面，其他界面依然显示
-		setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
-		setBounds(100, 100, 450, 300);
-		setTitle("登录界面");
-		contentPane = new JPanel();
-		contentPane.setBorder(new EmptyBorder(5, 5, 5, 5));
-		setContentPane(contentPane);
-		setLocationRelativeTo(null);
-
-		JTextPane textPane = new JTextPane();
-		textPane.setText("\u7528\u6237\u540D");
-		
-		JLabel lblNewLabel = new JLabel("\u7528\u6237\u540D\uFF1A");
-		
-		textField = new JTextField();
-		textField.setColumns(10);
-		
-		JLabel lblNewLabel_1 = new JLabel("\u5BC6\u7801\uFF1A");
-		
-		passwordField = new JPasswordField();
-		
-		JButton btnNewButton_1 = new JButton("\u767B\u5F55");
-		
-		btnNewButton_1.addActionListener(new ActionListener() {
-			
-			@Override
-			public void actionPerformed(ActionEvent e) {
-				// TODO Auto-generated method stub
-				//System.out.println("hello");
-				
-				String username=textField.getText();
-				String password= String.valueOf(passwordField.getPassword());
-				if(username!=null&&password!=null) {
-					int mid=getUser(username, password);
-					if(mid!=-1) {
-						Username=username;
-						System.out.println("欢迎登录");
-						boolean mid1 = updateUser(username);
-						int port = getPort(mid);
-						
-						//打开服务端端口
-						try {
-							serverSocket=new ServerSocket(port);
-							System.out.println("开启端口："+port+"\n");
-						} catch (IOException e1) {
-							// TODO Auto-generated catch block
-							e1.printStackTrace();
-						}
-						
-						
-						online_friend of = new online_friend(mid,username,serverSocket);
-						of.setVisible(true);
-						
-					}
-					else {
-						//System.out.println("用户名或密码错误！");
-						Dialogs4 dlg=new Dialogs4 (null,"用户名或密码错误！");
-						dlg.setLocationRelativeTo(null);
-						dlg.setVisible(true);//显示对话框
-					}
-							
-					
-				}
-				
-														
-			}
-		});
-		
-		JButton btnNewButton_2 = new JButton("\u53D6\u6D88");
-		
-		btnNewButton_2.addActionListener(new ActionListener() {
-			
-			@Override
-			public void actionPerformed(ActionEvent e) {
-				// TODO Auto-generated method stub
-				textField.setText(null);
-				passwordField.setText(null);
-			}
-		});
-		
-		JButton btnNewButton_3 = new JButton("注册");
-		btnNewButton_3.addActionListener(new ActionListener() {
-			
-			@Override
-			public void actionPerformed(ActionEvent e) {
-				// TODO Auto-generated method stub
-				Register reg = new Register();
-				reg.setVisible(true);
-			}
-		});
-		
-		
-		
-		
-		//设置GroupLayout分组布局
-		GroupLayout groupLayout = new GroupLayout(contentPane);
-		groupLayout.setHorizontalGroup(
-			groupLayout.createParallelGroup(Alignment.TRAILING)
-				.addGroup(groupLayout.createSequentialGroup()
-					.addContainerGap(91, Short.MAX_VALUE)
-					.addGroup(groupLayout.createParallelGroup(Alignment.LEADING)
-						.addComponent(lblNewLabel)
-						.addGroup(groupLayout.createParallelGroup(Alignment.LEADING)
-							.addComponent(btnNewButton_1, Alignment.TRAILING)
-							.addComponent(lblNewLabel_1)))
-					.addGap(18)
-					.addGroup(groupLayout.createParallelGroup(Alignment.LEADING)
-						.addGroup(groupLayout.createSequentialGroup()
-							.addGap(157)
-							.addComponent(btnNewButton_3, GroupLayout.PREFERRED_SIZE, 72, GroupLayout.PREFERRED_SIZE))
-						.addGroup(groupLayout.createSequentialGroup()
-							.addGap(35)
-							.addComponent(btnNewButton_2))
-						.addGroup(groupLayout.createParallelGroup(Alignment.TRAILING, false)
-							.addComponent(passwordField, Alignment.LEADING)
-							.addComponent(textField, Alignment.LEADING)))
-					.addContainerGap(21, Short.MAX_VALUE))
-		);
-		groupLayout.setVerticalGroup(
-			groupLayout.createParallelGroup(Alignment.LEADING)
-				.addGroup(groupLayout.createSequentialGroup()
-					.addGap(28)
-					.addGroup(groupLayout.createParallelGroup(Alignment.LEADING)
-						.addGroup(groupLayout.createSequentialGroup()
-							.addGap(32)
-							.addGroup(groupLayout.createParallelGroup(Alignment.BASELINE)
-								.addComponent(lblNewLabel)
-								.addComponent(textField, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE))
-							.addGap(26)
-							.addGroup(groupLayout.createParallelGroup(Alignment.BASELINE)
-								.addComponent(lblNewLabel_1)
-								.addComponent(passwordField, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE))
-							.addGap(28)
-							.addGroup(groupLayout.createParallelGroup(Alignment.BASELINE)
-								.addComponent(btnNewButton_1)
-								.addComponent(btnNewButton_2)))
-						.addComponent(btnNewButton_3))
-					.addContainerGap(54, Short.MAX_VALUE))
-		);
-		contentPane.setLayout(groupLayout);
-	}
-
-	//从数据库查询用户名/密码
-	public int getUser(String userid,String psd) {
-		
-        String driver1 = "com.mysql.jdbc.Driver";		
-		String url = "jdbc:mysql://localhost:3306/socket";
-		String username = "root";
-		String password = "123456";
-		Connection conn = null;
-		Statement stmt = null;		
-		try{
-		      //STEP 2: Register JDBC driver
-		      Class.forName(driver1);
-		      conn = DriverManager.getConnection(url, username, password);
-		      System.out.println("Connected database successfully...");
-		      stmt = conn.createStatement();
-		      String sql = "select * from users";
-				// 执行 SQL语句
-				// ResultSet 接收查询返回的结果集的一个接口 result 定义的一个接收返回结果的变量名
-		      ResultSet result=null;
-			  result = stmt.executeQuery(sql);
-				// 将查询返回的结果集进行遍历输出
-			  boolean flag=false; 
-			  while (result.next()) {
-					// t_id 必须跟数据库的 字段名一致 getInt() 这个 是由对应字段的数据类型决定
-				  
-					String Userid = result.getString("username");
-					String psd1 = result.getString("password");
-					//System.out.println("id=" + id + "\t" + "name=" + name);
-					if(Userid.equals(userid)&&psd1.equals(psd)) {
-						flag=true;
-						return Integer.valueOf(result.getString("id"));
-						
-					}
-				}
-			  
-		   }catch(SQLException se){
-		      //Handle errors for JDBC
-		      se.printStackTrace();
-		   }catch(Exception e){
-		      //Handle errors for Class.forName
-		      e.printStackTrace();
-		   }finally{
-		      //finally block used to close resources
-		      try{
-		         if(stmt!=null)
-		            conn.close();
-		      }catch(SQLException se){
-		      }// do nothing
-		      try{
-		         if(conn!=null)
-		            conn.close();
-		      }catch(SQLException se){
-		         se.printStackTrace();
-		      }//end finally try
-		   }//end try
-		
-		return -1;
-	}
-	
-//通过数据库更新用户是/否在线状态
-public boolean updateUser(String username1) {
-		
-        String driver1 = "com.mysql.jdbc.Driver";		
-		String url = "jdbc:mysql://localhost/socket";
-		String username = "root";
-		String password = "123456";
-		Connection conn = null;
-		Statement stmt = null;
-		
-		try{
-		      //STEP 2: Register JDBC driver
-		      Class.forName(driver1);
-		      conn = DriverManager.getConnection(url, username, password);
-		      System.out.println("Connected database successfully...");
-		      stmt = conn.createStatement();
-		      String sql = "update users set is_online= 1 where username= "+"\'"+username1+"\'";
-				// 执行 SQL语句
-				// ResultSet 接收查询返回的结果集的一个接口 result 定义的一个接收返回结果的变量名
-		      int result= 0;
-			  result = stmt.executeUpdate(sql);
-				// 将查询返回的结果集进行遍历输出
-			  if(result==1)
-				  return true;
-			  
-		   }catch(SQLException se){
-		      //Handle errors for JDBC
-		      se.printStackTrace();
-		   }catch(Exception e){
-		      //Handle errors for Class.forName
-		      e.printStackTrace();
-		   }finally{
-		      //finally block used to close resources
-		      try{
-		         if(stmt!=null)
-		            conn.close();
-		      }catch(SQLException se){
-		      }// do nothing
-		      try{
-		         if(conn!=null)
-		            conn.close();
-		      }catch(SQLException se){
-		         se.printStackTrace();
-		      }//end finally try
-		   }//end try
-		
-		return false;
-	}
-	
-	
-//从数据库查询用户端口
-public int getPort(int id) {
-	String driver1 = "com.mysql.jdbc.Driver";		
-	String url = "jdbc:mysql://localhost/socket";
-	String username = "root";
-	String password = "123456";
-	Connection conn = null;
-	Statement stmt = null;
-	
-	try{
-	      //STEP 2: Register JDBC driver
-	      Class.forName(driver1);
-	      conn = DriverManager.getConnection(url, username, password);
-	      System.out.println("Connected database successfully...");
-	      stmt = conn.createStatement();
-	      String sql = "select * from users where id = "+id;
-			// 执行 SQL语句
-			// ResultSet 接收查询返回的结果集的一个接口 result 定义的一个接收返回结果的变量名
-	      ResultSet result=null;
-		  result = stmt.executeQuery(sql);
-			// 将查询返回的结果集进行遍历输出
-		  while (result.next()) {
-				// t_id 必须跟数据库的 字段名一致 getInt() 这个 是由对应字段的数据类型决定
-				return Integer.valueOf(result.getString("port"));
-			}
-		  
-	   }catch(SQLException se){
-	      //Handle errors for JDBC
-	      se.printStackTrace();
-	   }catch(Exception e){
-	      //Handle errors for Class.forName
-	      e.printStackTrace();
-	   }finally{
-	      //finally block used to close resources
-	      try{
-	         if(stmt!=null)
-	            conn.close();
-	      }catch(SQLException se){
-	      	// do nothing
-	      }
-	      try{
-	         if(conn!=null)
-	            conn.close();
-	      }catch(SQLException se){
-	         se.printStackTrace();
-	      }//end finally try
-	   }//end try
-	
-	return -1;
-	
-	
-	//return 1;
-}
-	
-	
-	
-	
-}
-
-
-//设置登录验证会话框
-class Dialogs4 extends JDialog{
-	 public Dialogs4(JFrame parent,String show){
-	 super(parent,"登录验证",true);
-	 Container cp=getContentPane();
-	 cp.setLayout(new FlowLayout());
-	 cp.add(new JLabel(show));
-	 JButton ok=new JButton("OK");
-	 ok.addActionListener(new ActionListener(){
-	 public void actionPerformed(ActionEvent e){
-	 dispose();
-	 }
-	 });
-	 cp.add(ok);
-	 setSize(150,125);
-	 }
-	}
-
-
-
-