animator.java

java写的一交通导航程序点击任意两站点就可以以可视化的方式将转车次数最少的乘车方案找出来 注：连ACCESS数据库 odbc数据源名称为lv

import java.awt.*;
import java.applet.Applet;
import java.awt.Graphics;
import java.sql.*;
import javax.swing.*;
import java.awt.event.*;
import java.awt.image.*;
import java.io.*;
import java.lang.String;
import java.lang.Math.*;
public class Animator extends Applet 
{  Connection con;
   Statement stmt;
   String ss;
   String ur1="jdbc:odbc:lv";
  public void init()
  {
	System.out.println("init");
   try
     {
         Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
		con=DriverManager.getConnection(ur1); 
	    stmt=con.createStatement();
		//Statement stmt66=con.createStatement();
						
       }
      catch(Exception ee)
       {
                        System.err.print("classNotFoundException:");
                        System.err.println(ee.getMessage());
         }
    try
    {
    	String query="SELECT * FROM C00 ";
    	ResultSet r=stmt.executeQuery(query);
    	r.next();
    	ss=
    	
    }
     catch(SQLException ex)
	 {
	           ex.printStackTrace();
	}
   }
   public void paint(Graphics g)
   {
   	g.drawString("Hello World",50,120);
   }	
}