基于javaweb+jsp的停车场信息管理系统

JavaWeb JavaBean JSP MVC MySQL Tomcat JavaScript Bootstrap.

基础JSP+Servlet或JSP+SSM(Spring、SpringMVC、MyBatis)框架或JSP+SSM+Maven(pom.xml)框架或SpringBoot…均可

开发工具：eclipse/idea/myeclipse/sts等均可配置运行

适用

课程设计，大作业，毕业设计，项目练习，学习演示等

        com.demo.util.PageBean<Object> pb = new com.demo.util.PageBean(Integer.valueOf(pageNum != null ? pageNum : "1"), totalRecord);
        params.put("startIndex", pb.getStartIndex());
        params.put("pageSize", pb.getPageSize());
        List list = (List) kaService.list(params).get("list");//根据分页参数startIndex、pageSize查询出来的最终结果list
        pb.setServlet("KaServlet");
        pb.setSearchColumn(searchColumn);
        pb.setKeyword(keyword);
        pb.setList(list);
        request.getSession().setAttribute("pageBean", pb);
        request.getSession().setAttribute("list", pb.getList());

        response.sendRedirect("ka_list.jsp");
    }
}

        //过滤编码
        request.setCharacterEncoding("UTF-8");
        response.setCharacterEncoding("UTF-8");
        String action = Util.decode(request, "action");
        if ("add".equals(action)) {//增加
            User vo = new User();
            //取出页面传进来的各个数据，并设置到User对象的属性里
            vo.setUsername(Util.decode(request, "username"));
            vo.setPassword(Util.decode(request, "password"));
            vo.setRealName(Util.decode(request, "realName"));
            vo.setUserSex(Util.decode(request, "userSex"));
            vo.setUserPhone(Util.decode(request, "userPhone"));
            vo.setUserText(Util.decode(request, "userText"));
            vo.setUserType(Util.decode(request, "userType"));
            UserService userService = new UserServiceImpl();
            //调用Service层增加方法（add），增加记录
            userService.add(vo);
            this.redirectList(request, response);
        } else if ("delete".equals(action)) {//删除
            //取出表要删除的用户记录的主键
            long id = Long.parseLong(Util.decode(request, "id"));
            UserService userService = new UserServiceImpl();
            //调用Service层删除方法（delete），将对应的记录删除
            userService.delete(id);

            String sql = "select * from `t_chewei` where id = " + id;
            ResultSet rs = s.executeQuery(sql);
            if (rs.next()) {
                vo = new Chewei();
                vo.setId(rs.getLong("id"));
                vo.setCheweiName(rs.getString("chewei_name"));
                vo.setCheweiArea(rs.getString("chewei_area"));
                vo.setCheweiStatus(rs.getString("chewei_status"));
                vo.setCheweiText(rs.getString("chewei_text"));
            }
            c.close();
        } catch (Exception e) {
            e.printStackTrace();
        }
        return vo;
    }

    //@Override
    public Map<String, Object> list(Map<String, Object> params) {
        List<Chewei> list = new ArrayList();
        int totalCount = 0;
        String condition = "";

        pb.setSearchColumn(searchColumn);
        pb.setKeyword(keyword);
        pb.setList(list);
        request.getSession().setAttribute("pageBean", pb);
        request.getSession().setAttribute("list", pb.getList());

        response.sendRedirect("notice_list.jsp");
    }
}
package com.demo.dao.impl;

import com.demo.util.Util;
import com.demo.dao.ChuruDAO;
import com.demo.vo.Churu;

import java.io.Serializable;
import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.Statement;

     *
     * @param request
     * @param response
     */
    private void redirectList(HttpServletRequest request, HttpServletResponse response) throws IOException {
        //查询列和关键字
        String searchColumn = Util.decode(request, "searchColumn");
        String keyword = Util.decode(request, "keyword");
        Map<String, Object> params = new HashMap();//用来保存控制层传进来的参数(查询条件)
        params.put("searchColumn", searchColumn);//要查询的列
        params.put("keyword", keyword);//查询的关键字
        UserService userService = new UserServiceImpl();
        Map<String, Object> map = userService.list(params);
        request.getSession().setAttribute("list", map.get("list"));

        Integer totalRecord = (Integer) map.get("totalCount");//根据查询条件取出对应的总记录数，用于分页
        String pageNum = Util.decode(request, "pageNum");//封装分页参数
        com.demo.util.PageBean<Object> pb = new com.demo.util.PageBean(Integer.valueOf(pageNum != null ? pageNum : "1"), totalRecord);
        params.put("startIndex", pb.getStartIndex());
        params.put("pageSize", pb.getPageSize());

                vo.setChuruIndate(rs.getString("churu_indate"));
                vo.setChuruOutdate(rs.getString("churu_outdate"));
                vo.setChuruText(rs.getString("churu_text"));
            }
            c.close();
        } catch (Exception e) {
            e.printStackTrace();
        }
        return vo;
    }

    //@Override
    public Map<String, Object> list(Map<String, Object> params) {
        List<Churu> list = new ArrayList();
        int totalCount = 0;
        String condition = "";
        String sqlList;
        if (params.get("searchColumn") != null && !"".equals(params.get("searchColumn"))) {
            condition += " and `" + params.get("searchColumn") + "` like '%" + params.get("keyword") + "%'";
        }
        try {
            Connection c = Util.getConnection();
            PreparedStatement ps;

import com.demo.vo.Chewei;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.io.Serializable;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

/**
 * Chewei模块的Servlet控制层，负责接收页面传过来的请求参数，根据action参数的值来确定页面要执行的具体操作<br>
 * 而后再调用CheweiService业务层的方法来处理具体的业务，最后将处理完成的结果返回或跳转至相应页面
 */
//@WebServlet("/CheweiServlet")
public class CheweiServlet extends HttpServlet {

    /**

                msg = "原密码错误！";
            } else {
                String newPassword = Util.decode(request, "newPassword");
                loginUser.setPassword(newPassword);
                UserService userService = new UserServiceImpl();
                userService.update(loginUser);
                msg = "修改成功！";
            }
            request.getSession().setAttribute("alert_msg", msg);
            request.getRequestDispatcher("reset_password.jsp").forward(request, response);
        } else {
            response.sendRedirect("login.jsp");
        }
    }

    /**
     * 处理Get请求

            return false;
        }
        if (document.getElementById("realName").value.trim().length == 0) {
            alert("姓名不能为空!");
            return false;
        }
        if (document.getElementById("userPhone").value.trim().length == 0) {
            alert("手机不能为空!");
            return false;
        }
        return true;
    }
</script>
</html>
<%@ page contentType="text/html; charset=UTF-8" pageEncoding="UTF-8" %>
<%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c" %>
<%@ taglib prefix="fn" uri="http://java.sun.com/jsp/jstl/functions" %>
<%@ taglib prefix="fmt" uri="http://java.sun.com/jsp/jstl/fmt" %>
<!DOCTYPE html>

    //@Override
    public void update(Chewei vo) {
        String sql = "update `t_chewei` set `chewei_name` = ? ,`chewei_area` = ? ,`chewei_status` = ? ,`chewei_text` = ?  where `id` = ?";
        try {
            Connection c = Util.getConnection();
            PreparedStatement ps = c.prepareStatement(sql);
            
            ps.setString(1, vo.getCheweiName());
            ps.setString(2, vo.getCheweiArea());
            ps.setString(3, vo.getCheweiStatus());
            ps.setString(4, vo.getCheweiText());
            ps.setLong(5, vo.getId());

import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.io.Serializable;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

/**
 * Notice模块的Servlet控制层，负责接收页面传过来的请求参数，根据action参数的值来确定页面要执行的具体操作<br>
 * 而后再调用NoticeService业务层的方法来处理具体的业务，最后将处理完成的结果返回或跳转至相应页面
 */
//@WebServlet("/NoticeServlet")
public class NoticeServlet extends HttpServlet {

    /**
     * 处理Post请求

                //  随机设置当前验证码的字符的字体
                g.setFont(new Font(fontNames[random.nextInt(3)], Font.ITALIC, height));
                //  随机获得当前验证码的字符
                char codeChar = codeChars.charAt(random.nextInt(charsLength));
                validationCode.append(codeChar);
                //  随机设置当前验证码字符的颜色
                g.setColor(getRandomColor(10, 100));
                //  在图形上输出验证码字符，x和y都是随机生成的
                g.drawString(String.valueOf(codeChar), 16 * i + random.nextInt(7), height - random.nextInt(6));
            }
            HttpSession session = request.getSession();
            session.setMaxInactiveInterval(5 * 60);
            //  将验证码保存在session对象中，key为validation_code
            session.setAttribute("validationCode", validationCode.toString());
            g.dispose();//  关闭Graphics对象
            OutputStream os = response.getOutputStream();
            ImageIO.write(image, "JPEG", os);// 以JPEG格式向客户端发送图形验证码
        } else if ("resetPassword".equalsIgnoreCase(action)) {
            String msg;
            User loginUser = (User) request.getSession().getAttribute("loginUser");
            String oldPassword = Util.decode(request, "oldPassword");

            vo.setUserPhone(Util.decode(request, "userPhone"));
            vo.setUserText(Util.decode(request, "userText"));
            vo.setUserType(Util.decode(request, "userType"));
            UserService userService = new UserServiceImpl();
            //调用Service层增加方法（add），增加记录
            userService.add(vo);
            this.redirectList(request, response);
        } else if ("delete".equals(action)) {//删除
            //取出表要删除的用户记录的主键
            long id = Long.parseLong(Util.decode(request, "id"));
            UserService userService = new UserServiceImpl();
            //调用Service层删除方法（delete），将对应的记录删除
            userService.delete(id);
            this.redirectList(request, response);
        } else if ("edit".equals(action)) {//修改

        try {
            Connection c = Util.getConnection();
            PreparedStatement ps = c.prepareStatement(sql);
            
            ps.setString(1, vo.getUsername());
            ps.setString(2, vo.getPassword());
            ps.setString(3, vo.getRealName());
            ps.setString(4, vo.getUserSex());
            ps.setString(5, vo.getUserPhone());
            ps.setString(6, vo.getUserText());
            ps.setString(7, vo.getUserType());
            ps.setLong(8, vo.getId());
            ps.execute();
            ps.close();
            c.close();
        } catch (Exception e) {
            e.printStackTrace();
        }
    }

    //@Override
    public boolean delete(long id) {
        try {
            Connection c = Util.getConnection();

            KaService kaService = new KaServiceImpl();
            Ka vo = kaService.get(id);
            request.getSession().setAttribute("vo", vo);
            String to = "get".equalsIgnoreCase(action) ? "info" : "edit";//判断是去详情显示页面还是编辑页面
            response.sendRedirect("ka_" + to + ".jsp");
        } else {//默认去列表页面
            this.redirectList(request, response);
        }
    }

    /**
     * 处理Get请求
     *
     * @param request
     * @param response
     * @throws ServletException
     * @throws IOException
     */
    @Override
    public void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
        doPost(request, response);//Get请求和Post请求的处理是一样的，所以把request、response转交给Post方法就好

        }
    }

    //@Override
    public Churu get(Serializable id) {
        Churu vo = null;
        try {
            Connection c = Util.getConnection();
            Statement s = c.createStatement();
            String sql = "select * from `t_churu` where id = " + id;
            ResultSet rs = s.executeQuery(sql);
            if (rs.next()) {
                vo = new Churu();
                vo.setId(rs.getLong("id"));
                vo.setChuruName(rs.getString("churu_name"));
                vo.setChuruChepai(rs.getString("churu_chepai"));
                vo.setChuruKano(rs.getString("churu_kano"));
                vo.setChuruChewei(rs.getString("churu_chewei"));

<html>
<head>
    <meta charset="utf-8"/>
    <title>修改用户</title>
    <link rel="stylesheet" type="text/css" href="css/index.css"/>
</head>
<body>
<jsp:include page="menu.jsp"/>
<div class="index-content">
    <div class="index-content-operation">
        <a class="info-detail">修改用户</a>
        <br>
        <br>
    </div>
    <br>
    <form action="UserServlet?action=edit" method="post" onsubmit="return check()">
        <input type="hidden" id="id" name="id" value="${vo.id}"/>

                <td title="${vo.churuText}">
                <c:choose>
                    <c:when test="${fn:length(vo.churuText) > 19}">
                        <c:out value="${fn:substring(vo.churuText, 0, 19)}..."/>
                    </c:when>
                    <c:otherwise>
                        <c:out value="${vo.churuText}"/>
                    </c:otherwise>
                </c:choose>
                </td>
                <td>
                    <button class="btn btn-line btn-default btn-sm" style="padding: 0px 1px;" onclick="window.location.href='ChuruServlet?action=get&id=${vo.id}'">详情</button>&nbsp;
                    <button class="btn btn-line btn-danger btn-sm" style="padding: 0px 1px;"
                            <c:if test="${loginUser.userType != '管理员'}">disabled="disabled" title="没有权限！！！"</c:if>
                    οnclick="window.location.href='ChuruServlet?action=editPre&id=${vo.id}'">编辑</button>&nbsp;
                    <button class="btn btn-line btn-success btn-sm" style="padding: 0px 1px;" <c:if test="${loginUser.userType != '管理员'}">disabled="disabled" title="没有权限！！！"</c:if> οnclick="if(window.confirm('将要删除：${vo.churuName}？'))window.location.href='ChuruServlet?action=delete&id=${vo.id}'">删除</button>
                </td>
            </tr>

            </tr>
        </table>
        <br>
        <br>
        <br>
        &nbsp;&nbsp;&nbsp;<button type="submit" class="btn btn-line btn-info btn-sm">提交</button>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<button type="button" class="btn btn-line btn-default btn-sm" onclick="javascript:history.back(-1);">取消</button>
    </form>
</div>

</body>
<script type="text/javascript">
    //提交之前进行检查，如果return false，则不允许提交
    function check() {
        //根据ID获取值
        if (document.getElementById("username").value.trim().length == 0) {
            alert("主键不能为空!");
            return false;
        }
        if (document.getElementById("password").value.trim().length == 0) {
            alert("密码不能为空!");
            return false;

                <td>${vo.userPhone}</td>
                <td title="${vo.userText}">
                <c:choose>
                    <c:when test="${fn:length(vo.userText) > 19}">
                        <c:out value="${fn:substring(vo.userText, 0, 19)}..."/>
                    </c:when>
                    <c:otherwise>
                        <c:out value="${vo.userText}"/>
                    </c:otherwise>
                </c:choose>
                </td>
                <td>${vo.userType}</td>
                <td>
                    <button class="btn btn-line btn-default btn-sm" style="padding: 0px 1px;" onclick="window.location.href='UserServlet?action=get&id=${vo.id}'">详情</button>&nbsp;
                    <button class="btn btn-line btn-danger btn-sm" style="padding: 0px 1px;"
                            <c:if test="${loginUser.userType != '管理员' && vo.id != loginUser.id}">disabled="disabled" title="没有权限！！！"</c:if>
                    οnclick="window.location.href='UserServlet?action=editPre&id=${vo.id}'">编辑</button>&nbsp;
                    <button class="btn btn-line btn-success btn-sm" style="padding: 0px 1px;" <c:if test="${loginUser.userType != '管理员'}">disabled="disabled" title="没有权限！！！"</c:if> οnclick="if(window.confirm('将要删除：${vo.realName}？'))window.location.href='UserServlet?action=delete&id=${vo.id}'">删除</button>
                </td>

        } else if ("get".equalsIgnoreCase(action) || "editPre".equalsIgnoreCase(action)) {//根据主键ID，查询详情信息并跳转到详情页面或编辑页面
            Serializable id = Util.decode(request, "id");//取出页面传入的主键，用于查询详情
            CheweiService cheweiService = new CheweiServiceImpl();
            Chewei vo = cheweiService.get(id);
            request.getSession().setAttribute("vo", vo);
            String to = "get".equalsIgnoreCase(action) ? "info" : "edit";//判断是去详情显示页面还是编辑页面
            response.sendRedirect("chewei_" + to + ".jsp");
        } else {//默认去列表页面
            this.redirectList(request, response);
        }
    }

    /**
     * 处理Get请求
     *
     * @param request
     * @param response
     * @throws ServletException
     * @throws IOException
     */
    @Override
    public void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {

            ps.execute();
            ps.close();
            c.close();
        } catch (Exception e) {
            e.printStackTrace();
        }
    }

    //@Override
    public void update(User vo) {
        String sql = "update `t_user` set `username` = ? ,`password` = ? ,`real_name` = ? ,`user_sex` = ? ,`user_phone` = ? ,`user_text` = ? ,`user_type` = ?  where `id` = ?";
        try {
            Connection c = Util.getConnection();
            PreparedStatement ps = c.prepareStatement(sql);
            
            ps.setString(1, vo.getUsername());
            ps.setString(2, vo.getPassword());
            ps.setString(3, vo.getRealName());
            ps.setString(4, vo.getUserSex());
            ps.setString(5, vo.getUserPhone());
            ps.setString(6, vo.getUserText());
            ps.setString(7, vo.getUserType());
            ps.setLong(8, vo.getId());

        List list = (List) churuService.list(params).get("list");//根据分页参数startIndex、pageSize查询出来的最终结果list
        pb.setServlet("ChuruServlet");
        pb.setSearchColumn(searchColumn);
        pb.setKeyword(keyword);
        pb.setList(list);
        request.getSession().setAttribute("pageBean", pb);
        request.getSession().setAttribute("list", pb.getList());

        response.sendRedirect("churu_list.jsp");
    }
}
package com.demo.servlet;

import com.demo.util.Util;
import com.demo.service.UserService;
import com.demo.service.impl.UserServiceImpl;
import com.demo.vo.User;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.io.Serializable;
import java.util.HashMap;

运行环境

Java≥6、Tomcat≥7.0、MySQL≥5.5

开发工具

eclipse/idea/myeclipse/sts等均可配置运行

技术框架

JavaWeb JavaBean JSP MVC MySQL Tomcat JavaScript Bootstrap.

基础JSP+Servlet或JSP+SSM(Spring、SpringMVC、MyBatis)框架或JSP+SSM+Maven(pom.xml)框架或SpringBoot…均可

适用

课程设计，大作业，毕业设计，项目练习，学习演示等

功能说明

登录、注册、退出、用户模块、公告模块、车位模块、停车卡模块、出入场模块的增删改查管理

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