一、项目简述

功能： 区分为管理员用户和普通用户，管理员用户能删除评论， 调整新闻显示/隐藏，修改新闻，删除普通用户，普通用户能 登陆浏览，新用户可以注册基本功能实现了新闻增加，新 闻删除，新闻修改，新闻搜索其他功能：用户评论，管理 员删除差评，新闻分类，前台分类显示新闻，用户注册， 登录，个人信息修改等等功能。

二、项目运行

环境配置： Jdk1.8 + Tomcat8.5 + mysql + Eclispe (IntelliJ IDEA,Eclispe,MyEclispe,Sts 都支持)

项目技术： JSP + SpringBoot + Servlert + htm l+ css + JavaScript + ECharts+ JQuery + Maven 等等

 评论模块代码：

/**
 * @Author:weiming
 * 评论模块
 */
@WebServlet("/comment/*")
public class CommentServlet extends BaseServlet {

    /**
     * （客户端）获取文章评论
     * @param request
     * @param response
     */
    public void getComments(HttpServletRequest request, HttpServletResponse response){
        String idStr = request.getParameter("articleId");
        Integer articleId = Integer.valueOf(idStr);
        List<Comment> commentList = new CmsCommentDaoImpl().getComments(articleId);
        if (commentList!=null){
            ServletResp.resp(response, CommonPage.success(commentList));
        }else {
            ServletResp.resp(response, CommonResult.failed());
        }
    }


    /**
     * （客户端）添加文章评论
     * @param request
     * @param response
     */
    public void addComment(HttpServletRequest request, HttpServletResponse response){
        String reqBody = JsonUtils.getJson(request);
        Comment comment = JsonUtils.fromJson(reqBody, Comment.class);
        String userName = (String) request.getSession().getAttribute("userName");
        Integer userId = (Integer) request.getSession().getAttribute("userId");
        Integer role = (Integer) request.getSession().getAttribute("role");
        if (userId == null || Role.Admin.getRoleCode()==role){
            ServletResp.resp(response, CommonResult.unauthorized());
        }
        comment.setUsername(userName);
        comment.setUserId(userId);
        int result = new CmsCommentDaoImpl().doComment(comment);
        if (result == 1){
            ServletResp.resp(response, CommonResult.success("评论成功，审核通过后显示"));
        }else {
            ServletResp.resp(response, CommonResult.failed("评论失败"));
        }
    }

    /**
     * （管理端）获取等待审核的评论
     * @param request
     * @param response
     */
    public void getCommentWaitCheck(HttpServletRequest request, HttpServletResponse response) throws IOException {
        Integer role = (Integer) request.getSession().getAttribute("role");
        if (Role.Admin.getRoleCode()!=role){
            response.sendRedirect("admin?method=toLogin");
        }
        String pageNumStr = request.getParameter("page");
        String pageSizeStr = request.getParameter("limit");
        if (pageNumStr == null || pageSizeStr == null){
            ServletResp.resp(response, CommonResult.validateFailed());
        }
        int pageSize = Integer.valueOf(pageSizeStr);
        int pageNum = Integer.valueOf(pageNumStr);
        pageNum = (pageNum-1) * pageSize;
        List<Map<String,Object>> allComments = new CmsCommentDaoImpl().getCommentWaitCheck(pageNum,pageSize);
        if (allComments!=null){
            ServletResp.resp(response, CommonPage.success(allComments));
        }else{
            ServletResp.resp(response, CommonResult.failed());
        }

    }

    /**
     * 更新评论
     * @param request
     * @param response
     */
    public void updateComment(HttpServletRequest request, HttpServletResponse response){
        String reqBody = JsonUtils.getJson(request);
        Comment comment = JsonUtils.fromJson(reqBody, Comment.class);
        int result = new CmsCommentDaoImpl().updateComment(comment);
        if (result == 1){
            ServletResp.resp(response, CommonResult.success("修改评论状态成功"));
        }else {
            ServletResp.resp(response, CommonResult.failed());
        }
    }

}

了解详情可以私聊，感谢大家支持与帮助！

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