石家庄地铁售票系统源码及截图（结对作业）

源代码：

前端：

主界面index.j

<%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>石家庄地铁</title>
    <style type="text/css">
    .form{
        width: 260px;
        height :350px;
        border:5px solid #808080;/*solid细线*/
                          padding: 10px 20px 30px 40px;
                          margin: 0px auto;
                          background:url("lantian.jpg") ;
                          background-size: 100% 100%;
                          float: left;
    }
    .logo{
            width:100%;
        height :100px;
         background:url("SJZtube.jpg");
         background-size: 100% 100%;
float: left;
    }
    </style>
</head>
<body>
<div class="logo"></div>
<div class="form">
<form action ="Tubeservlet?method=linecheck" method="post" onsubmit="return check()" >
<br>请选择线路：
    <select name="originline" id="a">
        <option value=0>起点</option>
        <option value=1>1</option>
        <option value=2>2</option>
        <option value=3>3</option>
        <option value=4>4</option>
        <option value=5>5</option>
        <option value=6>6</option>
    </select>
    <select name="endline" id="b">
        <option value=0>终点</option>
        <option value=1>1</option>
        <option value=2>2</option>
        <option value=3>3</option>
        <option value=4>4</option>
        <option value=5>5</option>
        <option value=6>6</option>
    </select><br>
       起点：<input name="origin" id="origin" type="text" value="西王" size="20" maxlength="6"/><br>
       终点：<input name="end" id="end" type="text" value="军医医院" size="20" maxlength="6"/><br>
<p>             <input type="submit" value="确认">        <input type="reset" value="重填"/></p>
</form>
</div>
<script type="text/javascript">
        function check() {
            var a = document.getElementById("a");
            var b= document.getElementById("b");
            //非空
            if(a.value == '0') {
                alert('请选择起点线路');
                a.focus();
                return false;
            }
            if(b.value == '0') {
                alert('请选择终点线路');
                b.focus();
                return false;
            }
        }
    </script>
<div >
<img style="width: 600px;height :400px;float: left;" src="tubemap.jpg" id="map"/>
</div>
<script type="text/javascript">
var myimage = document.getElementById("map");
if (myimage.addEventListener) {
    //addEventListener适用于版本较新的IE浏览器，如IE9以及火狐浏览器，
    myimage.addEventListener("mousewheel", MouseWheelHandler, false);
    // Firefox浏览器使用的滚轮事件是 DOMMouseScroll
    myimage.addEventListener("DOMMouseScroll", MouseWheelHandler, false);
}
//attachEvent适用于旧的 IE浏览器，IE 6/7/8
else myimage.attachEvent("onmousewheel", MouseWheelHandler);
function MouseWheelHandler(e) {
    var e = window.event;
    var delta = Math.max(-1, Math.min(1, (e.wheelDelta)));
    myimage.style.width = Math.max(600, myimage.width + (30 * delta)) + "px";
    myimage.style.height = Math.max(400, myimage.height + (30 * delta)) + "px";
    return false;
}
</script>
</body>
</html>

index.jsp

需要换乘transfer.jsp

<%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
    <%@taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Insert title here</title>
<style>
    .a{
        margin-top: 20px;
    }
    .b{
        font-size: 20px;
        width: 160px;
        color: white;
        background-color: greenyellow;
    }
    .tb, td {
        border: 1px solid black;
        font-size: 22px;
    }
</style>
</head>
<body>

    <div align="center">
    <h1 style="color: red;">需换乘</h1>
    <a href="index.jsp">返回主页</a>
        <table class="tb">
            <tr>
                <td>名称</td>
            </tr>
            <c:forEach items="${tubestations1}" var="item1">
                <tr>
                    <td>${item1.name}</td>
                </tr>
            </c:forEach>
                <tr>
                    <td style="color: red;">换乘</td>
                </tr>
                <c:forEach items="${tubestations2}" var="item2">
                <tr>
                    <td>${item2.name}</td>
                </tr>
            </c:forEach>
        </table>
    </div>
</body>
</html>

transfer.jsp

不需要换乘notransfer.jsp

<%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
    <%@taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Insert title here</title>
<style>
    .a{
        margin-top: 20px;
    }
    .b{
        font-size: 20px;
        width: 160px;
        color: white;
        background-color: greenyellow;
    }
    .tb, td {
        border: 1px solid black;
        font-size: 22px;
    }
</style>
</head>
<body>
    <div align="center">
        <h1 style="color: red;">无需换乘</h1>
        <a href="index.jsp">返回主页</a>
        <table class="tb">
            <tr>
                <td>名称</td>
            </tr>
            <c:forEach items="${tubestations}" var="item">
                <tr>
                    <td>${item.name}</td>
                </tr>
            </c:forEach>
        </table>
    </div>
</body>
</html>

notransfer.jsp

后台：

import java.io.IOException;
import java.util.List;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import entity.Tubestation;
import service.Tubeservice;

/**
* Servlet implementation class Tubeservlet
*/
@WebServlet("/Tubeservlet")
public class Tubeservlet extends HttpServlet {
    private static final long serialVersionUID = 1L;
    Tubeservice service=new Tubeservice();
    protected void service(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
        req.setCharacterEncoding("utf-8");
        String method = req.getParameter("method");
        if(method.equals("linecheck")){
            linecheck(req,resp);
        }else if(method.equals("showNotransferASC")){
            showNotransferASC(req,resp);
        }else if(method.equals("showNotransferDESC")){
            showNotransferDESC(req,resp);
        }else if(method.equals("compareId")){
            compareId(req,resp);
        }else if(method.equals("showTransfer")){
            showTransfer(req,resp);
        }
    }
    private void linecheck(HttpServletRequest req, HttpServletResponse resp)throws ServletException, IOException{
        /**
         * 检查是否需要换乘
         */
        req.setCharacterEncoding("utf-8");
        String originline = req.getParameter("originline");//从jsp上得到名为originline的value值，这里是起点线路
        String endline = req.getParameter("endline");//从jsp上得到名为endline的value值
        int originlineint=Integer.parseInt(originline);//字符串转化为整数
        int endlineint=Integer.parseInt(endline);
        if(originlineint==endlineint) {
            //无需换乘
             req.getRequestDispatcher("Tubeservlet?method=compareId").forward(req,resp);
        }else{
            //需要换乘
             req.getRequestDispatcher("Tubeservlet?method=showTransfer").forward(req,resp);
        }
    }
    private void compareId(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException{
        //比较站点id
        String end = req.getParameter("end");
        String origin = req.getParameter("origin");
        String originline = req.getParameter("originline");
        String endline = req.getParameter("endline");
        req.setCharacterEncoding("utf-8");
        int k=service.compareId(origin,end,originline,endline);
        if(k==1) {
            req.getRequestDispatcher("Tubeservlet?method=showNotransferASC").forward(req,resp);
        }else if(k==2){
            req.getRequestDispatcher("Tubeservlet?method=showNotransferDESC").forward(req,resp);
        }else if(k==0){
            req.setAttribute("message", "失败");
            req.getRequestDispatcher("index.jsp").forward(req,resp);
            }
    }
    private void showNotransferASC(HttpServletRequest req, HttpServletResponse resp)throws ServletException, IOException {
        // 升序列出数据
        String originline = req.getParameter("originline");
        String endline = req.getParameter("endline");
        String end = req.getParameter("end");
        String origin = req.getParameter("origin");
        req.setCharacterEncoding("utf-8");
        List<Tubestation> tubestations = service.showNotransferASC(origin,end,originline,endline);
        req.setAttribute("tubestations", tubestations);
        req.getRequestDispatcher("notransfer.jsp").forward(req,resp);
    }
    private void showNotransferDESC(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException{
        // 降序列出数据
        String end = req.getParameter("end");
        String origin = req.getParameter("origin");
        String originline = req.getParameter("originline");
        String endline = req.getParameter("endline");
        req.setCharacterEncoding("utf-8");
        List<Tubestation> tubestations = service.showNotransferDESC(origin,end,originline,endline);
        req.setAttribute("tubestations", tubestations);
        req.getRequestDispatcher("notransfer.jsp").forward(req,resp);
    }
    private void showTransfer(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException{
        /*
         * 列出换乘信息
         * 寻找换乘点
         */
        String end = req.getParameter("end");
        String origin = req.getParameter("origin");
        String originline = req.getParameter("originline");
        String endline = req.getParameter("endline");
        req.setCharacterEncoding("utf-8");
        String transfername=service.searchTransfer(originline,endline);
        int k=service.compareId(origin, transfername, originline, originline);
        if(k==1) {//列出第一段，起点-换乘站
            List<Tubestation> tubestations1 = service.showNotransferASC(origin,transfername,originline,originline);
            req.setAttribute("tubestations1", tubestations1);

            int a=service.compareId(transfername, end,endline,endline);
            if(a==1) {//列出第二段，换乘站-终点
                List<Tubestation> tubestations2 = service.showNotransferASC(transfername, end,endline,endline);
                req.setAttribute("tubestations2", tubestations2);
                req.getRequestDispatcher("transfer.jsp").forward(req,resp);//最后跳转到界面，结束程序
            }else if(a==2){
                List<Tubestation> tubestations2 = service.showNotransferDESC(transfername, end,endline,endline);
                req.setAttribute("tubestations2", tubestations2);
                req.getRequestDispatcher("transfer.jsp").forward(req,resp);
            }
        }else if(k==2){
            List<Tubestation> tubestations1 = service.showNotransferDESC(origin,transfername,originline,originline);
            req.setAttribute("tubestations1", tubestations1);
            int a=service.compareId( transfername, end,endline,endline);
            if(a==1) {//列出第二段，换乘站-终点
                List<Tubestation> tubestations2 = service.showNotransferASC(transfername, end,endline,endline);
                req.setAttribute("tubestations2", tubestations2);
                req.getRequestDispatcher("transfer.jsp").forward(req,resp);//最后跳转到界面，结束程序
            }else if(a==2){
                List<Tubestation> tubestations2 = service.showNotransferDESC(transfername, end,endline,endline);
                req.setAttribute("tubestations2", tubestations2);
                req.getRequestDispatcher("transfer.jsp").forward(req,resp);
            }
        }else if(k==0){
            req.setAttribute("message", "失败");
            req.getRequestDispatcher("index.jsp").forward(req,resp);
            }
    }

}

Tubeservlet.java

Tubeservice.java
import java.util.List;

import dao.Tubedao;
import entity.Tubestation;

public class Tubeservice {
    Tubedao dao=new Tubedao();
    public List<Tubestation> showNotransferASC(String origin, String end, String originline, String endline) {
        return dao.showNotransferASC(origin,end,originline,endline);
    }
    public int compareId(String origin, String end, String originline, String endline) {
        int f=0;
        f=dao.compareId(origin,end,originline,endline);
        return f;
    }
    public List<Tubestation> showNotransferDESC(String origin, String end, String originline, String endline) {
        return dao.showNotransferDESC(origin,end,originline,endline);
    }
    public String searchTransfer(String originline, String endline) {
        return dao.searchTransfer(originline,endline);
    }

}

Tubedao.java

import java.sql.Connection;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
import java.util.ArrayList;
import java.util.List;


import DButil.Shujuku;
import entity.Tubestation;


public class Tubedao {
    
    public List<Tubestation> showNotransferASC(String origin,String end, String originline, String endline) {
        /*
         *  升序列出数据    
         *  起点id小于终点    
         */
        String sql = "select name from "+selectline(originline)+" "
                + "where id between (select id from "+selectline(originline)+" where name =  '" + origin + "') "
                        + "and (select id from "+selectline(originline)+" where name = '" + end + "')"
                                + " order by id ASC";    
        Connection conn = Shujuku.conn();
        Statement state = null;
        ResultSet rs = null;
        List<Tubestation> list = new ArrayList<>();
        try {
            state = conn.createStatement();
            rs = state.executeQuery(sql);
            Tubestation bean = null;
            while (rs.next()) {
                String name = rs.getString("name");                
                 bean= new Tubestation(name);
                 list.add(bean);
            }
        } catch (SQLException e) {
            e.printStackTrace();
        } finally {
            Shujuku.close(rs, state, conn);
        }        
        return list;
    }
    public List<Tubestation> showNotransferDESC(String origin, String end, String originline, String endline) {
        /*
         *  降序列出数据    
         *  起点id大于终点
         */
        String sql="select name from "+selectline(originline)+" "
                + "where id between (select id from "+selectline(originline)+" where name =  '" + end + "') "
                        + "and (select id from "+selectline(originline)+" where name = '" + origin + "') "
                                + "order by id DESC";    
        Connection conn = Shujuku.conn();
        Statement state = null;
        ResultSet rs = null;
        List<Tubestation> list = new ArrayList<>();
        try {
            state = conn.createStatement();
            rs = state.executeQuery(sql);
            Tubestation bean = null;
            while (rs.next()) {
                String name = rs.getString("name");                
                 bean= new Tubestation(name);
                 list.add(bean);
            }
        } catch (SQLException e) {
            e.printStackTrace();
        } finally {
            Shujuku.close(rs, state, conn);
        }        
        return list;
    }
    public int compareId(String origin, String end, String originline, String endline) {
        /**
         * 通过站名比较id大小
         * 决定降序或升序输出
         */
        int a=getIdbyname(origin,originline);
        int b=getIdbyname(end,endline);
        int d=0;
        if(a>b) {
            d=2;
        }else {
            d=1;
        }
        return d;
    }
    public int getIdbyname(String name,String line) {
        //通过站名得到id
        
        String sql = "select id from "+selectline(line)+" where name ='" + name + "'";
        Connection conn = Shujuku.conn();
        Statement state = null;
        ResultSet rs = null;
        int id=0;
        try {
            state = conn.createStatement();
            rs = state.executeQuery(sql);
            while (rs.next()) {
                id = rs.getInt("id");        
            }            
        } catch (SQLException e) {
            e.printStackTrace();
        } finally {
            Shujuku.close(rs, state, conn);
        }
        return id;
    }

    public String selectline(String line) {
        /*
         * 从网页上得到线路，确定连接哪张表
         * 说明：一条线路一张表
         */
        int lineint=Integer.parseInt(line);
        String sqlline=null;
        if(lineint==1){
            sqlline="tubestation1";
        }else if(lineint==2) {
            sqlline="tubestation2";
        }else if(lineint==3) {
            sqlline="tubestation3";
        }else if(lineint==4) {
            sqlline="tubestation4";
        }else if(lineint==5) {
            sqlline="tubestation5";
        }else if(lineint==6) {
            sqlline="tubestation6";
        }    
        return sqlline;
    }
    public String searchTransfer(String originline, String endline) {
        /*
         * 根据line寻找换乘点
         */
        int oline=Integer.parseInt(originline);
        int dline=Integer.parseInt(endline);
        int a=0;
        int b=0;
        if(oline>dline) {
            a=dline;
            b=oline;
        }else {
            a=oline;
            b=dline;
        }
        int c=a*10+b;
        String sql="select * from "+selectline(originline)+" where line='"+c+"'";
        Connection conn = Shujuku.conn();
        Statement state = null;
        ResultSet rs = null;
        String name=null;
        try {
            state = conn.createStatement();
            rs = state.executeQuery(sql);
            while (rs.next()) {
                name = rs.getString("name");            
            }            
        } catch (SQLException e) {
            e.printStackTrace();
        } finally {
            Shujuku.close(rs, state, conn);
        }
        return name;
    }
}

Tubedao.java

Shujuku.java

import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;

public class Shujuku {
     public static Connection conn(){
         String url="jdbc:sqlserver://localhost:1433;DatabaseName=SJZtube";//填写你的数据库名
         String userName="sa";//填写你的用户名，我的是sa
         String userPwd="tzk19991029";//填写你的密码tzk19991029
         Connection connection=null;

  try{
      Class.forName("com.microsoft.sqlserver.jdbc.SQLServerDriver");
      System.out.println("加载驱动成功！");

  }catch(Exception e){

           e.printStackTrace();

           System.out.println("加载驱动失败！");
   }
 try{
    connection=DriverManager.getConnection(url,userName,userPwd);
 System.out.println("连接数据库成功！");
 }catch(Exception e){
        e.printStackTrace();
        System.out.print("SQL Server连接失败！");
  }    
 return connection;
}
public static void close (Statement state, Connection conn) {//关闭
    if (state != null) {
        try {
            state.close();
        } catch (SQLException e) {
            e.printStackTrace();
        }
    }
    
    if (conn != null) {
        try {
            conn.close();
        } catch (SQLException e) {
            e.printStackTrace();
        }
    }
}

public static void close (ResultSet rs, Statement state, Connection conn) {//关闭
    if (rs != null) {
        try {
            rs.close();
        } catch (SQLException e) {
            e.printStackTrace();
        }
    }
    
    if (state != null) {
        try {
            state.close();
        } catch (SQLException e) {
            e.printStackTrace();
        }
    }
    
    if (conn != null) {
        try {
            conn.close();
        } catch (SQLException e) {
            e.printStackTrace();
        }
    }
}

}

Shujuku.java

Tubestation.java

public class Tubestation 
{
    private String name;
    private String line;
    private int id;
    public void setName(String name) 
    {
        this.name=name;
    }
    public String getName() 
    {
        return name;
    }
    public void setLine(String line)
    {
        this.line=line;
    }
    public String getLine()
    {
        return line;
    }
    public void setId(int id)
    {
        this.id=id;
    }
    public int getId()
    {
        return id;
    }
    public Tubestation()
    {
        
    }
    public Tubestation(String name)
    {
        this.name=name;
    }
    public Tubestation(int id, String name) {
        this.name=name;  
        this.id=id;
    }
}

Tubestation.java

实验截图：

主页面：（地图可缩放）

一条线路，无需换乘：

需要换乘：

来源：https://www.cnblogs.com/jmdd/p/11062152.html

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源码

select