java app日程管理系统

基于javaweb+mysql的ssm+maven个人日记管理系统(JavaWeb MySQL JSP Bootstrap Servlet SSM SpringBoot)

运行环境

Java≥8、MySQL≥5.7、Tomcat≥8

开发工具

eclipse/idea/myeclipse/sts等均可配置运行

技术框架

JavaBean MVC JSP SSM(Spring SpringMVC MyBatis) Maven MySQL CSS JavaScript Bootstrap.

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、日记模块的增删改查管理

eclipse/MyEclipse运行：

idea运行：

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

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

@Controller
@RequestMapping
public class UserController {

    @Autowired
    private UserService userService;

    /**
     * 增加用户
     *
     * @param response
     * @param request
     * @throws IOException
     */
    @RequestMapping("userAdd")
    public void add(User vo, HttpServletResponse response, HttpServletRequest request) throws IOException {
        vo.setCreateBy(((com.demo.vo.User) request.getSession().getAttribute("loginUser")).getId());

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.getSession().setMaxInactiveInterval(Integer.MAX_VALUE);
                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 = request.getParameter("username");
        String password = request.getParameter("password");
        System.out.println("username=" + username);
        System.out.println("password=" + password);

        Map<String, Object> params = new HashMap();
        
        
        params.put("startIndex", 0);
        params.put("pageSize", Long.MAX_VALUE);
        List<User> list = (List<User>) userService.list(params).get("list");
        for (User user : list) {
            if (user.getUsername().equals(username) /*&& user.getPassword().equals(password)*/) {//说明该用户名已存在，必须换个用户名才能注册
                request.getSession().setAttribute("alert_msg", "错误：用户名已存在！");
                request.getRequestDispatcher("register.jsp").forward(request, response);
                return;
            }
        }
        User vo = new User();
        vo.setUsername(username);
        vo.setPassword(password);
		vo.setCreateBy(0L);
        vo.setUserType("普通用户");
        userService.insert(vo);
        request.getSession().setAttribute("alert_msg", "注册成功！用户名：[" + username + "]");
        request.getRequestDispatcher("login.jsp").forward(request, response);
    }

    @RequestMapping("authLogout")
    public void logout(HttpServletResponse response, HttpServletRequest request) throws IOException {
        HttpSession session = request.getSession();
        User user = (User) session.getAttribute("loginUser");
        if (user != null) {
            session.removeAttribute("loginUser");
        }
        response.sendRedirect("login.jsp");
    }

}
        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 = request.getParameter("oldPassword");
        if (!loginUser.getPassword().equals(oldPassword)) {
            msg = "原密码错误！";
        } else {
            String newPassword = request.getParameter("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) {
        Random random = new Random();
        // 保存minColor最大不会超过255
        if (minColor > 255)
            minColor = 255;
        //  保存minColor最大不会超过255
        if (maxColor > 255)
            maxColor = 255;
        //  获得红色的随机颜色值
        int red = minColor + random.nextInt(maxColor - minColor);
        //  获得绿色的随机颜色值
        int green = minColor + random.nextInt(maxColor - minColor);
        //  获得蓝色的随机颜色值
        int blue = minColor + random.nextInt(maxColor - minColor);
        return new Color(red, green, blue);
    }
}

/**
     * 获取用户的详细信息（详情页面与编辑页面要显示该用户的详情）并跳转回页面
     *
     * @param response
     * @param request
     * @throws IOException
     */
    @RequestMapping({"userGet", "userEditPre"})
    public void get(HttpServletResponse response, HttpServletRequest request) throws IOException {
        Serializable id = request.getParameter("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");
    }

    /**
     * 根据条件查询用户的列表并跳转回页面
     *
     * @param response
     * @param request
     * @throws IOException
     */
    @RequestMapping("userList")
    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 = request.getParameter("searchColumn");
        String keyword = request.getParameter("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

/**
     * 增加日记
     *
     * @param response
     * @param request
     * @throws IOException
     */
    @RequestMapping("diaryAdd")
    public void add(Diary vo, HttpServletResponse response, HttpServletRequest request) throws IOException {
        vo.setCreateBy(((com.demo.vo.User) request.getSession().getAttribute("loginUser")).getId());
        //调用Service层的增加（insert）方法
        diaryService.insert(vo);
        this.redirectList(request, response);
    }

    /**
     * 删除日记
     *
     * @param response
     * @param request
     * @throws IOException
     */
    @RequestMapping("diaryDelete")
    public void delete(HttpServletResponse response, HttpServletRequest request) throws IOException {
        Serializable id = request.getParameter("id");
        diaryService.delete(Arrays.asList(id));
        this.redirectList(request, response);
    }

    /**
     * 编辑日记
     *
     * @param response
     * @param request
     * @throws IOException
     */
    @RequestMapping("diaryEdit")
    public void edit(Diary vo, HttpServletResponse response, HttpServletRequest request) throws IOException {
        diaryService.update(vo);
        this.redirectList(request, response);
    }

    /**
     * 获取日记的详细信息（详情页面与编辑页面要显示该日记的详情）并跳转回页面
     *
     * @param response
     * @param request
     * @throws IOException
     */
    @RequestMapping({"diaryGet", "diaryEditPre"})
    public void get(HttpServletResponse response, HttpServletRequest request) throws IOException {

* @param response
     * @param request
     * @throws IOException
     */
    @RequestMapping("userDelete")
    public void delete(HttpServletResponse response, HttpServletRequest request) throws IOException {
        Serializable id = request.getParameter("id");
        userService.delete(Arrays.asList(id));
        this.redirectList(request, response);
    }

    /**
     * 编辑用户
     *
     * @param response
     * @param request
     * @throws IOException
     */
    @RequestMapping("userEdit")
    public void edit(User vo, HttpServletResponse response, HttpServletRequest request) throws IOException {
        userService.update(vo);
        this.redirectList(request, response);
    }

    /**
     * 获取用户的详细信息（详情页面与编辑页面要显示该用户的详情）并跳转回页面
     *
     * @param response
     * @param request
     * @throws IOException
     */
    @RequestMapping({"userGet", "userEditPre"})
    public void get(HttpServletResponse response, HttpServletRequest request) throws IOException {
        Serializable id = request.getParameter("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");
    }

    /**
     * 根据条件查询用户的列表并跳转回页面
     *
     * @param response
     * @param request

/**
     * 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 = request.getParameter("searchColumn");
        String keyword = request.getParameter("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
        //User loginUser = (User) request.getSession().getAttribute("loginUser");
        //if (!"管理员".equals(loginUser.getUserType())) {
        //    params.put("createBy", loginUser.getId());
        //}
        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 = request.getParameter("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());
        List list = (List) userService.list(params).get("list");//根据分页参数startIndex、pageSize查询出来的最终结果list
        pb.setServlet("userList");
        pb.setSearchColumn(searchColumn);
        pb.setKeyword(keyword);
        pb.setList(list);
        request.getSession().setAttribute("pageBean", pb);
        request.getSession().setAttribute("list", pb.getList());

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

* @param request
     * @throws IOException
     */
    @RequestMapping({"noticeGet", "noticeEditPre"})
    public void get(HttpServletResponse response, HttpServletRequest request) throws IOException {
        Serializable id = request.getParameter("id");//取出主键id
        Notice vo = noticeService.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("notice_" + to + ".jsp");
    }

    /**
     * 根据条件查询公告的列表并跳转回页面
     *
     * @param response
     * @param request
     * @throws IOException
     */
    @RequestMapping("noticeList")
    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 = request.getParameter("searchColumn");
        String keyword = request.getParameter("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
        //User loginUser = (User) request.getSession().getAttribute("loginUser");
        //if (!"管理员".equals(loginUser.getUserType())) {
        //    params.put("createBy", loginUser.getId());
        //}
        Map<String, Object> map = noticeService.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

request.getSession().setAttribute("pageBean", pb);
        request.getSession().setAttribute("list", pb.getList());

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

@Controller
@RequestMapping
public class DiaryController {

    @Autowired
    private DiaryService diaryService;

    /**
     * 增加日记
     *
     * @param response
     * @param request
     * @throws IOException
     */
    @RequestMapping("diaryAdd")
    public void add(Diary vo, HttpServletResponse response, HttpServletRequest request) throws IOException {
        vo.setCreateBy(((com.demo.vo.User) request.getSession().getAttribute("loginUser")).getId());
        //调用Service层的增加（insert）方法

/**
     * 增加日记
     *
     * @param response
     * @param request
     * @throws IOException
     */
    @RequestMapping("diaryAdd")
    public void add(Diary vo, HttpServletResponse response, HttpServletRequest request) throws IOException {
        vo.setCreateBy(((com.demo.vo.User) request.getSession().getAttribute("loginUser")).getId());
        //调用Service层的增加（insert）方法
        diaryService.insert(vo);
        this.redirectList(request, response);
    }

    /**
     * 删除日记
     *
     * @param response
     * @param request
     * @throws IOException
     */
    @RequestMapping("diaryDelete")
    public void delete(HttpServletResponse response, HttpServletRequest request) throws IOException {
        Serializable id = request.getParameter("id");
        diaryService.delete(Arrays.asList(id));
        this.redirectList(request, response);
    }

    /**
     * 编辑日记
     *
     * @param response
     * @param request
     * @throws IOException
     */
    @RequestMapping("diaryEdit")
    public void edit(Diary vo, HttpServletResponse response, HttpServletRequest request) throws IOException {
        diaryService.update(vo);
        this.redirectList(request, response);
    }

    /**
     * 获取日记的详细信息（详情页面与编辑页面要显示该日记的详情）并跳转回页面
     *
     * @param response
     * @param request
     * @throws IOException
     */

diaryService.insert(vo);
        this.redirectList(request, response);
    }

    /**
     * 删除日记
     *
     * @param response
     * @param request
     * @throws IOException
     */
    @RequestMapping("diaryDelete")
    public void delete(HttpServletResponse response, HttpServletRequest request) throws IOException {
        Serializable id = request.getParameter("id");
        diaryService.delete(Arrays.asList(id));
        this.redirectList(request, response);
    }

    /**
     * 编辑日记
     *
     * @param response
     * @param request
     * @throws IOException
     */
    @RequestMapping("diaryEdit")
    public void edit(Diary vo, HttpServletResponse response, HttpServletRequest request) throws IOException {
        diaryService.update(vo);
        this.redirectList(request, response);
    }

    /**
     * 获取日记的详细信息（详情页面与编辑页面要显示该日记的详情）并跳转回页面
     *
     * @param response
     * @param request
     * @throws IOException
     */
    @RequestMapping({"diaryGet", "diaryEditPre"})
    public void get(HttpServletResponse response, HttpServletRequest request) throws IOException {
        Serializable id = request.getParameter("id");//取出主键id
        Diary vo = diaryService.get(id);
        request.getSession().setAttribute("vo", vo);

/**
     * 根据条件查询用户的列表并跳转回页面
     *
     * @param response
     * @param request
     * @throws IOException
     */
    @RequestMapping("userList")
    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 = request.getParameter("searchColumn");
        String keyword = request.getParameter("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
        //User loginUser = (User) request.getSession().getAttribute("loginUser");
        //if (!"管理员".equals(loginUser.getUserType())) {
        //    params.put("createBy", loginUser.getId());
        //}
        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 = request.getParameter("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());
        List list = (List) userService.list(params).get("list");//根据分页参数startIndex、pageSize查询出来的最终结果list
        pb.setServlet("userList");
        pb.setSearchColumn(searchColumn);
        pb.setKeyword(keyword);
        pb.setList(list);
        request.getSession().setAttribute("pageBean", pb);
        request.getSession().setAttribute("list", pb.getList());

        response.sendRedirect("user_list.jsp");

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) noticeService.list(params).get("list");//根据分页参数startIndex、pageSize查询出来的最终结果list
        pb.setServlet("noticeList");
        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");
    }
}

@Controller
@RequestMapping
public class DiaryController {

    @Autowired
    private DiaryService diaryService;

    /**
     * 增加日记
     *
     * @param response
     * @param request
     * @throws IOException
     */

//  获得蓝色的随机颜色值
        int blue = minColor + random.nextInt(maxColor - minColor);
        return new Color(red, green, blue);
    }
}

@Controller
@RequestMapping
public class NoticeController {

    @Autowired
    private NoticeService noticeService;

    /**
     * 增加公告
     *
     * @param response
     * @param request
     * @throws IOException
     */
    @RequestMapping("noticeAdd")
    public void add(Notice vo, HttpServletResponse response, HttpServletRequest request) throws IOException {
        vo.setCreateBy(((com.demo.vo.User) request.getSession().getAttribute("loginUser")).getId());
        //调用Service层的增加（insert）方法
        noticeService.insert(vo);
        this.redirectList(request, response);
    }

    /**
     * 删除公告
     *
     * @param response
     * @param request
     * @throws IOException
     */
    @RequestMapping("noticeDelete")

private void redirectList(HttpServletRequest request, HttpServletResponse response) throws IOException {
        //查询列和关键字
        String searchColumn = request.getParameter("searchColumn");
        String keyword = request.getParameter("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
        //User loginUser = (User) request.getSession().getAttribute("loginUser");
        //if (!"管理员".equals(loginUser.getUserType())) {
        //    params.put("createBy", loginUser.getId());
        //}
        Map<String, Object> map = noticeService.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 = request.getParameter("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());
        List list = (List) noticeService.list(params).get("list");//根据分页参数startIndex、pageSize查询出来的最终结果list
        pb.setServlet("noticeList");
        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");
    }
}

* @param response
     * @param request
     * @throws IOException
     */
    @RequestMapping("noticeEdit")
    public void edit(Notice vo, HttpServletResponse response, HttpServletRequest request) throws IOException {
        noticeService.update(vo);
        this.redirectList(request, response);
    }

    /**
     * 获取公告的详细信息（详情页面与编辑页面要显示该公告的详情）并跳转回页面
     *
     * @param response
     * @param request
     * @throws IOException
     */
    @RequestMapping({"noticeGet", "noticeEditPre"})
    public void get(HttpServletResponse response, HttpServletRequest request) throws IOException {
        Serializable id = request.getParameter("id");//取出主键id
        Notice vo = noticeService.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("notice_" + to + ".jsp");
    }

    /**
     * 根据条件查询公告的列表并跳转回页面
     *
     * @param response
     * @param request
     * @throws IOException
     */
    @RequestMapping("noticeList")
    public void list(HttpServletResponse response, HttpServletRequest request) throws IOException {
        this.redirectList(request, response);
    }

    /**
     * 跳转到列表页面
     *

//查询列和关键字
        String searchColumn = request.getParameter("searchColumn");
        String keyword = request.getParameter("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
        //User loginUser = (User) request.getSession().getAttribute("loginUser");
        //if (!"管理员".equals(loginUser.getUserType())) {
        //    params.put("createBy", loginUser.getId());
        //}
        Map<String, Object> map = noticeService.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 = request.getParameter("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());
        List list = (List) noticeService.list(params).get("list");//根据分页参数startIndex、pageSize查询出来的最终结果list
        pb.setServlet("noticeList");
        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");
    }
}

@Controller

@Controller
@RequestMapping
public class DiaryController {

    @Autowired
    private DiaryService diaryService;

    /**
     * 增加日记
     *
     * @param response
     * @param request
     * @throws IOException
     */
    @RequestMapping("diaryAdd")
    public void add(Diary vo, HttpServletResponse response, HttpServletRequest request) throws IOException {
        vo.setCreateBy(((com.demo.vo.User) request.getSession().getAttribute("loginUser")).getId());
        //调用Service层的增加（insert）方法
        diaryService.insert(vo);
        this.redirectList(request, response);
    }

    /**
     * 删除日记
     *
     * @param response
     * @param request
     * @throws IOException
     */
    @RequestMapping("diaryDelete")
    public void delete(HttpServletResponse response, HttpServletRequest request) throws IOException {
        Serializable id = request.getParameter("id");
        diaryService.delete(Arrays.asList(id));
        this.redirectList(request, response);
    }