jxfs.java

Java的一个程序

import java.sql.*;
import java.awt.*;
import java.awt.event.*;
import java.math.*;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.ResultSet;
import java.sql.Statement;
class Rr extends Frame implements ActionListener
{
 Label l1,l2,l3;
 Button button1,button2,button3;
 TextField t1,t2,t3,t4,t5,t6,t7,t8;
 Color backColor;
 Rr(String s)
    {  
  super(s);
  setLayout(new FlowLayout());
  l1=new Label("祝你好运",Label.CENTER);
  l1.setBackground(Color.red);
  l2=new Label("请按开始按钮",Label.CENTER);
  l2.setBackground(Color.yellow);
  l3=new Label("请按结束按钮",Label.CENTER);
  l3.setBackground(Color.yellow);
  t1=new TextField(6);t2=new TextField(6);t3=new TextField(6);t4=new TextField(6);t5=new TextField(6);
  t6=new TextField(6);t7=new TextField(6);t8=new TextField(6);
  t8=new TextField(10);
  button1=new Button("开始");
  button2=new Button("结束");
  button3=new Button("退出");
  add(l1);add(l2);add(button1);add(t1);add(t2);add(t3);add(t4);add(t5);add(t6);add(t7);
  add(l3);
  add(button2); add(t8);add(button3);
  setBackground(Color.cyan);
  backColor=getBackground();
  button1.addActionListener(this);
  button2.addActionListener(this);
  button3.addActionListener(this);
  setBounds(150,150,200,200);
   addWindowListener(new WindowAdapter(){
   public void windowClosing(WindowEvent e){
    System.exit(0);
   }
  });
  setVisible(true);
 }
   public void actionPerformed(ActionEvent e)
	{ Connection con;
      Statement sm;
      ResultSet rs;
      if(e.getSource()==button3){setVisible(false);}
	   if(e.getSource()==button1)
		{ int i=1; int k[]=new int[8];
	      for( i=1;i<8;i++)
		{k[i]=(int)(Math.random()*35);
		  }t1.setText(""+k[1]);t2.setText(""+k[2]);t3.setText(""+k[3]);t4.setText(""+k[4]);t5.setText(""+k[5]);
         t6.setText(""+k[6]);t7.setText(""+k[7]);}
	if(e.getSource()==button2)
		   { t8.setText("购票结束");}
	try
    {
    Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
    
 
  String sql="insert into 号码表 values('"+t1.getText()+"','"+
  t2.getText()+"','"+t3.getText()+"','"+t4.getText()+"','"+t5.getText()+"','"
 +t6.getText()+"','"+t7.getText()+"')";

   con=DriverManager.getConnection("jdbc:odbc:sun","","");
    sm=con.createStatement();
    sm.executeUpdate(sql);
 }
 catch(Exception e2){e2.printStackTrace();}
 }
}
public class Jxfs
{
 public static void main(String args[])
 {
  Rr caipiao=new Rr("欢迎使用机选方式");
 }
}