基于javaweb+jsp的超市便利店管理系统

JavaWeb JavaBean JSP MVC MySQL Tomcat JavaScript Layui Ajax

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

            } else if (layEvent === 'info') { //详情
                layer.open({
                    type: 2,
                    area: ['800px', '650px'],
                    fixed: false, //不固定
                    maxmin: true,
                    content: 'SupplierServlet?action=get&id=' + data.id
                });
                obj.update({});//同步更新缓存对应的值
            } else if (layEvent === 'LAYTABLE_TIPS') {
                layer.alert('Hi，头部工具栏扩展的右侧图标。');
            }
        });
        //头工具栏事件
        table.on('toolbar(myTable)', function (obj) {
            if ('add' == obj.event) {
                layer.msg('添加');
                layer.open({
                    type: 2,
                    area: ['800px', '550px'],
                    fixed: false, //不固定

            c.close();
            return true;
        } catch (Exception e) {
            e.printStackTrace();
            return false;
        }
    }

    //@Override
    public Supplier get(Serializable id) {
        Supplier vo = null;
        try {
            Connection c = Util.getConnection();
            Statement s = c.createStatement();
            String sql = "select * from `t_supplier` where id = " + id;
            ResultSet rs = s.executeQuery(sql);
            if (rs.next()) {
                vo = new Supplier();
                vo.setId(rs.getLong("id"));
                vo.setSupplierName(rs.getString("supplier_name"));
                vo.setSupplierMan(rs.getString("supplier_man"));

    //@Override
    public void update(Good vo) {
        String sql = "update `t_good` set `good_name` = ? ,`good_count` = ? ,`good_price` = ? ,`good_type` = ? ,`good_suppiler` = ? ,`good_text` = ? ,`good_time` = ?  where `id` = ?";
        try {
            Connection c = Util.getConnection();
            PreparedStatement ps = c.prepareStatement(sql);
            
            ps.setString(1, vo.getGoodName());
            ps.setString(2, vo.getGoodCount());
            ps.setString(3, vo.getGoodPrice());
            ps.setString(4, vo.getGoodType());
            ps.setString(5, vo.getGoodSuppiler());
            ps.setString(6, vo.getGoodText());
            ps.setString(7, vo.getGoodTime());
            ps.setLong(8, vo.getId());
            ps.execute();
            ps.close();
            c.close();

        } 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
    }

    /**
     * 根据参数，查询出条例条件的记录集合，最后将数据返回给调用处或者将数据集合设置到session域里，再跳转到对应的列表页面
     *
     * @param request

                    "msg": '', //解析提示文本
                    "count": res.length, //解析数据长度（集合个数）
                    "data": result //解析数据列表
                };
            },
            page: { //支持传入 laypage 组件的所有参数（某些参数除外，如：jump/elem） - 详见文档
                layout: ['limit', 'count', 'prev', 'page', 'next', 'skip'], //自定义分页布局
                groups: 1, //只显示 1 个连续页码
                first: false, //不显示首页
                last: false, //不显示尾页
            },
            toolbar: '#myToolbar', //开启头部工具栏，并为其绑定左侧模板
            defaultToolbar: ['filter', 'exports', 'print', { //自定义头部工具栏右侧图标。如无需自定义，去除该参数即可
                title: '提示',
                layEvent: 'LAYTABLE_TIPS',
                icon: 'layui-icon-tips'
            }],
            title: '商品列表',
            cols: [
                [
                        {
                            field: 'goodName',
                            title: '商品',

                    "code": 0, //解析接口状态
                    "msg": '', //解析提示文本
                    "count": res.length, //解析数据长度（集合个数）
                    "data": result //解析数据列表
                };
            },
            page: { //支持传入 laypage 组件的所有参数（某些参数除外，如：jump/elem） - 详见文档
                layout: ['limit', 'count', 'prev', 'page', 'next', 'skip'], //自定义分页布局
                groups: 1, //只显示 1 个连续页码
                first: false, //不显示首页
                last: false, //不显示尾页
            },
            toolbar: '#myToolbar', //开启头部工具栏，并为其绑定左侧模板
            defaultToolbar: ['filter', 'exports', 'print', { //自定义头部工具栏右侧图标。如无需自定义，去除该参数即可
                title: '提示',
                layEvent: 'LAYTABLE_TIPS',
                icon: 'layui-icon-tips'
            }],
            title: '商品列表',
            cols: [
                [
                        {

            //调用Service层增加方法（add），增加记录
            orderService.add(vo);
            this.redirectList(request, response);
        } else if ("delete".equals(action)) {//删除
            //取出表要删除的订单记录的主键
            long id = Long.parseLong(Util.decode(request, "id"));
            OrderService orderService = new OrderServiceImpl();
            //调用Service层删除方法（delete），将对应的记录删除
            orderService.delete(id);
            this.redirectList(request, response);
        } else if ("edit".equals(action)) {//修改
            //取出页面传进来的各个数据，并设置到Order对象的属性里
            Order vo = new Order();
            vo.setId(Long.valueOf(Util.decode(request, "id")));
            vo.setOrderNo(Util.decode(request, "orderNo"));
            vo.setOrderName(Util.decode(request, "orderName"));
            vo.setOrderCount(Util.decode(request, "orderCount"));
            vo.setOrderJine(Util.decode(request, "orderJine"));
            vo.setOrderPay(Util.decode(request, "orderPay"));
            vo.setOrderTime(Util.decode(request, "orderTime"));
            OrderService orderService = new OrderServiceImpl();

    }
}
package com.demo.dao.impl;

import com.demo.util.Util;
import com.demo.dao.OrderDAO;
import com.demo.vo.Order;

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

            vo.setCreateDate(Util.decode(request, "createDate"));
            NoticeService noticeService = new NoticeServiceImpl();
            //调用Service层更新方法（update），更新记录
            noticeService.update(vo);
            this.redirectList(request, response);
        } 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
            NoticeService noticeService = new NoticeServiceImpl();
            Notice vo = noticeService.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("notice_" + to + ".jsp");
        } else {//默认去列表页面
            this.redirectList(request, response);
        }
    }

    /**
     * 处理Get请求
     *
     * @param request
     * @param response

            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
            //取出页面传进来的各个数据，并设置到User对象的属性里
            User vo = new User();
            vo.setId(Long.valueOf(Util.decode(request, "id")));
            vo.setUsername(Util.decode(request, "username"));
            vo.setPassword(Util.decode(request, "password"));
            vo.setRealName(Util.decode(request, "realName"));
            vo.setUserSex(Util.decode(request, "userSex"));

            ps.setString(2, vo.getSupplierMan());
            ps.setString(3, vo.getSupplierSex());
            ps.setString(4, vo.getSupplierTel());
            ps.setString(5, vo.getSupplierAddress());
            ps.setLong(6, vo.getId());
            ps.execute();
            ps.close();
            c.close();
        } catch (Exception e) {
            e.printStackTrace();
        }
    }

            g.setColor(getRandomColor(120, 180));// 随机设置字体颜色
            //  用于保存最后随机生成的验证码
            StringBuilder validationCode = new StringBuilder();
            //  验证码的随机字体
            String[] fontNames = {"Times New Roman", "Book antiqua", "Arial"};
            for (int i = 0; i < 4; i++) {
                //  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

    //@Override
    public Good get(Serializable id) {
        Good vo = null;
        try {
            Connection c = Util.getConnection();
            Statement s = c.createStatement();
            String sql = "select * from `t_good` where id = " + id;
            ResultSet rs = s.executeQuery(sql);
            if (rs.next()) {
                vo = new Good();
                vo.setId(rs.getLong("id"));
                vo.setGoodName(rs.getString("good_name"));
                vo.setGoodCount(rs.getString("good_count"));
                vo.setGoodPrice(rs.getString("good_price"));
                vo.setGoodType(rs.getString("good_type"));
                vo.setGoodSuppiler(rs.getString("good_suppiler"));
                vo.setGoodText(rs.getString("good_text"));
                vo.setGoodTime(rs.getString("good_time"));
            }
            c.close();
        } catch (Exception e) {
            e.printStackTrace();
        }

        response.getWriter().println(com.alibaba.fastjson.JSONObject.toJSONString(noticeService.list(params).get("list")));
    }
}
<%@ 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" %>
<html>
<head>
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1">

                <li class="layui-nav-item"><a>${loginUser.username}</a></li>
                <li class="layui-nav-item"><a href="AuthServlet?action=logout">退出登录</a></li>
            </ul>
        </c:if>
    </div>

    <div class="layui-side layui-bg-black">
        <div class="layui-side-scroll">
            <ul class="layui-nav layui-nav-tree" lay-filter="test">
                <!-- 侧边栏 -->
                <jsp:include page="menu.jsp">
                    <jsp:param value="active" name="Supplier_active"/>
                </jsp:include>
            </ul>
        </div>
    </div>

    <div class="layui-body">
        <div class="search_style" style="padding-top: 10px;padding-left: 15px;">
            <div class="searchTable">

                            templet: vo => (vo = vo.noticeName) ? '<a href="#" style="color: #009688;">' + vo + '</a>' : '',
                            event: 'info',
                        },
                        {
                            field: 'noticeText',
                            title: '内容',
                        },
                        {
                            field: 'noticeType',
                            title: '类型',
                        },
                        {
                            field: 'createDate',
                            title: '创建时间',
                        },
                    {
                        align: 'center',
                        fixed: 'right',
                        title: '操作',
                        width: 130,
                        templet: vo => {
                            let flag = ${loginUser.userType == '管理员'};

        let binary = '';
        let bytes = new Uint8Array(buffer);
        let len = bytes.byteLength;
        for (let i = 0; i < len; i++) {
            binary += String.fromCharCode(bytes[i]);
        }
        return window.btoa(binary);
    }

    layui.use('table', function () {
        let table = layui.table;
        table.render({
            elem: '#myData',
            id: 'myTable',
            url: 'GoodServlet?action=list',
            parseData: function (res) { //res：即为原始返回的数据
                let result = this.page.curr ? res.slice(this.limit * (this.page.curr - 1), this.limit * this.page.curr) : res.slice(0, this.limit);
                return {
                    "code": 0, //解析接口状态
                    "msg": '', //解析提示文本

                    fixed: false, //不固定
                    maxmin: true,
                    content: 'SupplierServlet?action=editPre&id=' + data.id
                });
                obj.update({});//同步更新缓存对应的值
            } else if (layEvent === 'info') { //详情
                layer.open({
                    type: 2,
                    area: ['800px', '650px'],
                    fixed: false, //不固定
                    maxmin: true,

                obj.del(); //删除对应行（tr）的DOM结构，并更新缓存
                //parent.location.reload();//刷新父级页面
                // layer.close(index);
                //parent.location.reload();//刷新父级页面
                layer.msg(data.supplierName + ' 删除成功！');
                // });
            } else if (layEvent === 'edit') { //编辑
                layer.open({
                    type: 2,
                    area: ['800px', '550px'],
                    fixed: false, //不固定
                    maxmin: true,
                    content: 'SupplierServlet?action=editPre&id=' + data.id
                });
                obj.update({});//同步更新缓存对应的值
            } else if (layEvent === 'info') { //详情
                layer.open({
                    type: 2,
                    area: ['800px', '650px'],
                    fixed: false, //不固定
                    maxmin: true,
                    content: 'SupplierServlet?action=get&id=' + data.id
                });
                obj.update({});//同步更新缓存对应的值

            ps.setLong(7, vo.getId());
            ps.execute();
            ps.close();
            c.close();
        } catch (Exception e) {
            e.printStackTrace();
        }
    }

    //@Override
    public boolean delete(long id) {
        try {
            Connection c = Util.getConnection();
            Statement s = c.createStatement();
            String sql = "delete from `t_order` where id = " + id;
            s.execute(sql);
            s.close();
            c.close();
            return true;
        } catch (Exception e) {
            e.printStackTrace();

<script src="js/layui/layui.js"/>
<script>
    //JavaScript代码区域
    layui.use('element', function () {
        let element = layui.element;
    });
</script>
<script type="text/html" id="myToolbar">
    <div class="layui-btn-container">
        <c:if test="${loginUser.userType == '管理员'}"><button class='layui-btn layui-btn-sm' lay-event='add'>添加</button></c:if>
    </div>
</script>
<script>
    function arrayBufferToBase64(buffer) {
        let binary = '';
        let bytes = new Uint8Array(buffer);
        let len = bytes.byteLength;
        for (let i = 0; i < len; i++) {
            binary += String.fromCharCode(bytes[i]);
        }
        return window.btoa(binary);

            //取出页面传进来的各个数据，并设置到Order对象的属性里
            vo.setOrderNo(Util.decode(request, "orderNo"));
            vo.setOrderName(Util.decode(request, "orderName"));
            vo.setOrderCount(Util.decode(request, "orderCount"));
            vo.setOrderJine(Util.decode(request, "orderJine"));
            vo.setOrderPay(Util.decode(request, "orderPay"));
            vo.setOrderTime(Util.decode(request, "orderTime"));
            OrderService orderService = new OrderServiceImpl();
            //调用Service层增加方法（add），增加记录
            orderService.add(vo);

                };
            },
            page: { //支持传入 laypage 组件的所有参数（某些参数除外，如：jump/elem） - 详见文档
                layout: ['limit', 'count', 'prev', 'page', 'next', 'skip'], //自定义分页布局
                groups: 1, //只显示 1 个连续页码
                first: false, //不显示首页
                last: false, //不显示尾页
            },
            toolbar: '#myToolbar', //开启头部工具栏，并为其绑定左侧模板
            defaultToolbar: ['filter', 'exports', 'print', { //自定义头部工具栏右侧图标。如无需自定义，去除该参数即可
                title: '提示',
                layEvent: 'LAYTABLE_TIPS',
                icon: 'layui-icon-tips'
            }],
            title: '订单列表',
            cols: [
                [
                        {
                            field: 'orderNo',
                            title: '订单编号',
                        },
                        {

                    return;
                }
            }
            User vo = new User();
            vo.setUsername(username);
            vo.setPassword(password);
            //vo.setUserType("普通用户");//需要设置一个默认值
            userService.add(vo);
            request.getSession().setAttribute("alert_msg", "注册成功！用户名：[" + username + "]");
            request.getRequestDispatcher("login.jsp").forward(request, response);
        } else if ("logout".equalsIgnoreCase(action)) {//登出
            HttpSession session = request.getSession();
            User user = (User) session.getAttribute("loginUser");
            if (user != null) {
                session.removeAttribute("loginUser");
            }

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 Layui Ajax

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、商品模块、订单模块、供应商模块的增删改查管理

↖[获取源码方式]见左侧