基于javaweb+jsp的毕业生就业信息管理系统(JavaWeb MySQL JSP Bootstrap Servlet SSM SpringBoot)

m0_67620512

已于 2022-08-28 12:58:26 修改

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文章标签： java mysql

于 2022-04-22 19:31:09 首次发布

本文链接：https://blog.youkuaiyun.com/m0_67620512/article/details/124353254

这是一个基于JavaWeb、JSP、MySQL、Bootstrap和Servlet技术的毕业生就业信息管理系统。适用于课程设计、大作业、毕业设计等场景，支持用户登录、注册、退出以及用户、公告、班级和招聘信息的增删改查功能。开发工具包括eclipse、idea等，运行环境要求Java 6以上、Tomcat 7.0以上和MySQL 5.5以上。

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基于javaweb+jsp的毕业生就业信息管理系统(JavaWeb MySQL JSP Bootstrap Servlet SSM SpringBoot)

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

        this.redirectList(request, response);
    }

    /**
     * 编辑班级
     *
     * @param response
     * @param request
     * @throws IOException
     */
    @RequestMapping("classEdit")
    public void edit(HttpServletResponse response, HttpServletRequest request) throws IOException {
        Class vo = new Class();
        vo.setId(Long.valueOf(Util.decode(request, "id")));
        vo.setClassName(Util.decode(request, "className"));
        vo.setClassMaster(Util.decode(request, "classMaster"));

            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
    }

    @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");

            <if test="searchColumn != null and searchColumn != '' and keyword != null and keyword != ''">
                ${searchColumn} LIKE CONCAT('%',#{keyword},'%')  AND
            </if>
            1=1
        </where>
        ORDER BY id ASC
        <if test="startIndex != null and pageSize != null">
            LIMIT #{startIndex},#{pageSize};
        </if>
    </select>
    <!--数量-->
    <select id="getAllCount" parameterType="java.util.Map" resultType="Integer">
        SELECT COUNT(*) FROM `t_class`
        <where>
            <if test="searchColumn != null and searchColumn != '' and keyword != null and keyword != ''">
                ${searchColumn} LIKE CONCAT('%',#{keyword},'%')  AND
            </if>
            1=1
        </where>
    </select>
</mapper>
<?xml version="1.0" encoding="UTF-8"?>

                <if test ='jobClass != null'>`job_class` = #{jobClass},</if>
                <if test ='jobCompany != null'>`job_company` = #{jobCompany},</if>
                <if test ='jobPosition != null'>`job_position` = #{jobPosition},</if>
                <if test ='jobSalary != null'>`job_salary` = #{jobSalary},</if>
                <if test ='jobText != null'>`job_text` = #{jobText}</if>
        </set>
        WHERE `id` = #{id}
    </update>

    <!--获取-->
    <select id="findById" resultMap="BaseResultMap">
        SELECT <include refid="Base_Column_List" /> FROM `t_job` WHERE `id` = #{id}
    </select>

    <!--列表-->
    <select id="findAllSplit" parameterType="java.util.Map" resultMap="BaseResultMap">
        SELECT <include refid="Base_Column_List" /> FROM `t_job`
        <where>
            <if test="searchColumn != null and searchColumn != '' and keyword != null and keyword != ''">
                ${searchColumn} LIKE CONCAT('%',#{keyword},'%')  AND
            </if>
            1=1

import java.util.Map;

@Controller
@RequestMapping
public class CompanyController {

    @Autowired
    private CompanyService companyService;

    /**
     * 增加招聘
     *
     * @param response
     * @param request
     * @throws IOException
     */
    @RequestMapping("companyAdd")
    public void add(HttpServletResponse response, HttpServletRequest request) throws IOException {
        Company vo = new Company();
        //取出页面传进来的参数

    /**
     * 增加招聘
     *
     * @param response
     * @param request
     * @throws IOException
     */
    @RequestMapping("companyAdd")
    public void add(HttpServletResponse response, HttpServletRequest request) throws IOException {
        Company vo = new Company();
        //取出页面传进来的参数
        vo.setCompanyName(Util.decode(request, "companyName"));
        vo.setCompanyTitle(Util.decode(request, "companyTitle"));
        vo.setCompanyAddress(Util.decode(request, "companyAddress"));
        vo.setCompanyText(Util.decode(request, "companyText"));
        vo.setCompanyHr(Util.decode(request, "companyHr"));

        SELECT <include refid="Base_Column_List" /> FROM `t_job`
        <where>
            <if test="searchColumn != null and searchColumn != '' and keyword != null and keyword != ''">
                ${searchColumn} LIKE CONCAT('%',#{keyword},'%')  AND
            </if>
            1=1
        </where>
        ORDER BY id ASC
        <if test="startIndex != null and pageSize != null">
            LIMIT #{startIndex},#{pageSize};
        </if>
    </select>
    <!--数量-->
    <select id="getAllCount" parameterType="java.util.Map" resultType="Integer">
        SELECT COUNT(*) FROM `t_job`
        <where>
            <if test="searchColumn != null and searchColumn != '' and keyword != null and keyword != ''">
                ${searchColumn} LIKE CONCAT('%',#{keyword},'%')  AND
            </if>
            1=1
        </where>

 * 列表页面的显示对象
 *
 * @param <T>
 */
public class PageBean<T> {
    private List<T> list;//根据条件查询出来的list集合
    private int totalRecord;//根据条件查询出来的数量

    public List<T> getList() {
        return list;
    }

    public void setList(List<T> list) {
        this.list = list;
    }

    public int getTotalRecord() {
        return totalRecord;
    }

    public void setTotalRecord(int totalRecord) {
        this.totalRecord = totalRecord;
    }

    //--分页逻辑

        Map<String, Object> params = new HashMap();
        params.put("searchColumn", "username");//使用`username`字段进行模糊查询
        params.put("keyword", username);
        List<User> list = (List<User>) userService.list(params).get("list");
        for (User user : list) {
            if (user.getUsername().equals(username) && user.getPassword().equals(password)) {//找到这个管理员了
                request.getSession().setAttribute("loginUser", user);
                request.getRequestDispatcher("userList").forward(request, response);
                return;
            }
        }
        request.getSession().setAttribute("alert_msg", "错误：用户名或密码错误！");
        request.getRequestDispatcher("login.jsp").forward(request, response);
    }

    @RequestMapping("authRegister")
    public void register(HttpServletResponse response, HttpServletRequest request) throws IOException, ServletException {
        String username = Util.decode(request, "username");
        String password = Util.decode(request, "password");
        System.out.println("username=" + username);
        System.out.println("password=" + password);

        Map<String, Object> params = new HashMap();

     * @param request
     * @throws IOException
     */
    @RequestMapping("companyList")
    public void list(HttpServletResponse response, HttpServletRequest request) throws IOException {
        this.redirectList(request, response);
    }

    /**
     * 跳转到列表页面
     *
     * @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
        Map<String, Object> map = companyService.list(params);