基于javaweb+jsp的访客管理系统(JavaWeb JSP MySQL Servlet SSM SpringBoot Layui Ajax)

基于javaweb+jsp的访客管理系统(JavaWeb JSP MySQL Servlet SSM SpringBoot Layui Ajax)

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…均可修改

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

            
            padding: 0;
            margin: 0;
            background: url("img/1.jpg") no-repeat;
            background-size: 100% 100%;
        }

        .login-wrapper {
            background-color: #fff;
            width: 250px;
            height: 500px;
            position: relative;
            padding: 0 50px;
            border-radius: 15px;
            
            left: 50%;
            top: 50%;
            transform: translate(-50%, -50%);
        }

        .login-wrapper .header {

            if (isMessyCode(str)) {
                str = new String(str.getBytes("GBK"), "UTF-8");
            }
            if (isMessyCode(str)) {
                str = new String(str.getBytes("UTF-8"), "ISO-8859-1");
            }
            if (isMessyCode(str)) {
                str = new String(str.getBytes("GB2312"), "ISO-8859-1");
            }
            if (isMessyCode(str)) {
                str = new String(str.getBytes("GBK"), "ISO-8859-1");
            }
            if (isMessyCode(str)) {
                str = new String(str.getBytes("UTF-8"), "GB2312");
            }
            if (isMessyCode(str)) {

	//@Override
    public void postHandle(HttpServletRequest httpServletRequest, HttpServletResponse httpServletResponse, Object o, ModelAndView modelAndView) throws Exception {

    }

	//@Override
    public void afterCompletion(HttpServletRequest httpServletRequest, HttpServletResponse httpServletResponse, Object o, Exception e) throws Exception {

    }
}
package com.demo.vo;

import java.io.Serializable;


public class LoginInterceptor implements HandlerInterceptor {

    //@Override
    public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object o) throws Exception {
        HttpSession session = request.getSession();
        //移除错误提示
        session.removeAttribute("alert_msg");

        
        WHERe `id` = #{id}
    

    
    
        SELECT  FROM `t_notice` WHERe `id` = #{id}
    

    
    
        SELECT  FROM `t_notice`
        
            
                ${searchColumn} LIKE CONCAt('%',#{keyword},'%')  AND
            
            1=1
        
        ORDER BY id ASC
        

    public void get(HttpServletResponse response, HttpServletRequest request) throws IOException {
        Serializable id = Util.decode(request, "id");//取出主键id
        User vo = userService.get(id);
        request.getSession().setAttribute("vo", vo);
        String to = request.getRequestURI().toLowerCase().contains("get") ? "info" : "edit";//判断是去详情显示页面还是编辑页面
        response.sendRedirect("user_" + to + ".jsp");
    }

    
    @RequestMapping("userList")
    public void list(HttpServletResponse response, HttpServletRequest request) throws IOException {

        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
    }

    @RequestMapping("authResetPassword")
    public void resetPassword(HttpServletResponse response, HttpServletRequest request) throws IOException, ServletException {
        String msg;
        User loginUser = (User) request.getSession().getAttribute("loginUser");
        String oldPassword = Util.decode(request, "oldPassword");
        if (!loginUser.getPassword().equals(oldPassword)) {
            msg = "原密码错误！";
        } else {
            String newPassword = Util.decode(request, "newPassword");
            loginUser.setPassword(newPassword);
            this.userService.update(loginUser);
            msg = "修改成功！";
        }
        request.getSession().setAttribute("alert_msg", msg);
        request.getRequestDispatcher("reset_password.jsp").forward(request, response);
    }

    // 返回一个随机颜色（Color对象）
    private Color getRandomColor(int minColor, int maxColor) {

                `laifang_indate` = #{laifangIndate},
                `laifang_outdate` = #{laifangOutdate},
                `laifang_reason` = #{laifangReason},
                `laifang_text` = #{laifangText}
        
        WHERe `id` = #{id}
    

    
    
        SELECT  FROM `t_laifang` WHERe `id` = #{id}
    

    
    
        SELECT  FROM `t_laifang`
        
            
                ${searchColumn} LIKE CONCAt('%',#{keyword},'%')  AND
            
            1=1
        
        ORDER BY id ASC

        form.verify({
            content: function (value) {
                layedit.sync(editIndex);
            }
        });

        //监听提交
        form.on('submit(submit-button)', function (data) {
            $.post("laifangEdit", data.field, function () {
                let index = parent.layer.getFrameIndex(window.name); //先得到当前iframe层的索引
                parent.layer.close(index); //再执行关闭
                parent.location.reload();//刷新父级页面

            }, "text");//这里用的是post提交，如果不懂可以参考JQuery中ajax提

        return userText;
    }

    public void setUserText(String userText) {
        this.userText = userText;
    }
    public String getUserType() {
        return userType;
    }

    public void setUserType(String userType) {
        this.userType = userType;
    }
}
package com.demo.service.impl;

import com.demo.dao.LaifangMapper;
import com.demo.service.LaifangService;
import com.demo.vo.Laifang;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.util.ObjectUtils;

import java.io.Serializable;
import java.util.Collection;

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…均可修改

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、来访模块的增删改查管理