Java项目:清新论坛系统(java+SSM+mysql+maven+tomcat)
一、项目简述
功能：本系统分用户前台和管理员后台。 用户前台主要功能有： 用户注册 用户登录 浏览帖子 回复帖子 修改个人资料 管理员后台的功能有： 管理论坛版块 用户管理 回复管理；
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 +Spring + SpringMVC + MyBatis + html+ css + JavaScript + JQuery + Ajax + layui+ maven等等。
处理管理员界面请求：
/**
* 处理管理员界面请求
*
*/
@Controller
@RequestMapping("/admin")
public class AdminController {
@Resource
private AdminUserService adminUserService;
@Resource
private BlogService blogService;
@Resource
private CategoryService categoryService;
@Resource
private TagService tagService;
@Resource
private CommentService commentService;
/**
* 处理登录请求
*
* @return java.lang.String
*/
@GetMapping({"/login"})
public String login() {
return "admin/login";
}
/**
* 主页
*
* @param request http请求
* @return java.lang.String
*/
@GetMapping({"", "/", "/index", "/index.html"})
public String index(HttpServletRequest request) {
request.setAttribute("path", "index");
request.setAttribute("categoryCount", categoryService.getTotalCategories());
request.setAttribute("blogCount", blogService.getTotalBlogs());
request.setAttribute("tagCount", tagService.getTotalTags());
request.setAttribute("commentCount", commentService.getTotalComments());
return "admin/index";
}
/**
* 登录界面
*
* @param userName 用户名
* @param password 密码
* @param verifyCode 验证码
* @param session session
* @return java.lang.String
*/
@PostMapping(value = "/login")
public String login(@RequestParam("userName") String userName,
@RequestParam("password") String password,
@RequestParam("verifyCode") String verifyCode,
HttpSession session) {
if (StringUtils.isEmpty(verifyCode)) {
session.setAttribute("errorMsg", "验证码不能为空");
return "admin/login";
}
if (StringUtils.isEmpty(userName) || StringUtils.isEmpty(password)) {
session.setAttribute("errorMsg", "用户名或密码不能为空");
return "admin/login";
}
String kaptchaCode = session.getAttribute("verifyCode") + "";
if (StringUtils.isEmpty(kaptchaCode) || !verifyCode.equals(kaptchaCode)) {
session.setAttribute("errorMsg", "验证码错误");
return "admin/login";
}
AdminUser adminUser = adminUserService.login(userName, password);
if (adminUser != null) {
session.setAttribute("loginUser", adminUser.getNickName());
session.setAttribute("loginUserId", adminUser.getAdminUserId());
//session过期时间设置为7200秒 即两小时
//session.setMaxInactiveInterval(60 * 60 * 2);
return "redirect:/admin/index";
} else {
session.setAttribute("errorMsg", "登陆失败");
return "admin/login";
}
}
/**
* 修改个人信息
*
* @param request http请求
* @return java.lang.String
*/
@GetMapping("/profile")
public String profile(HttpServletRequest request) {
Integer loginUserId = (int) request.getSession().getAttribute("loginUserId");
AdminUser adminUser = adminUserService.getUserDetailById(loginUserId);
if (adminUser == null) {
return "admin/login";
}
request.setAttribute("path", "profile");
request.setAttribute("loginUserName", adminUser.getLoginUserName());
request.setAttribute("nickName", adminUser.getNickName());
return "admin/profile";
}
/**
* 修改密码
*
* @param request http请求
* @param originalPassword 原始密码
* @param newPassword 新密码
* @return java.lang.String
*/
@PostMapping("/profile/password")
@ResponseBody
public String passwordUpdate(HttpServletRequest request, @RequestParam("originalPassword") String originalPassword,
@RequestParam("newPassword") String newPassword) {
if (StringUtils.isEmpty(originalPassword) || StringUtils.isEmpty(newPassword)) {
return "参数不能为空";
}
Integer loginUserId = (int) request.getSession().getAttribute("loginUserId");
if (adminUserService.updatePassword(loginUserId, originalPassword, newPassword)) {
//修改成功后清空session中的数据，前端控制跳转至登录页
request.getSession().removeAttribute("loginUserId");
request.getSession().removeAttribute("loginUser");
request.getSession().removeAttribute("errorMsg");
return "success";
} else {
return "修改失败";
}
}
/**
* 修改登录名，昵称
*
* @param request http请求
* @param loginUserName 登录名
* @param nickName 昵称
* @return java.lang.String
*/
@PostMapping("/profile/name")
@ResponseBody
public String nameUpdate(HttpServletRequest request, @RequestParam("loginUserName") String loginUserName,
@RequestParam("nickName") String nickName) {
if (StringUtils.isEmpty(loginUserName) || StringUtils.isEmpty(nickName)) {
return "参数不能为空";
}
Integer loginUserId = (int) request.getSession().getAttribute("loginUserId");
if (adminUserService.updateName(loginUserId, loginUserName, nickName)) {
return "success";
} else {
return "修改失败";
}
}
/**
* 管理员退出
*
* @param request http请求
* @return java.lang.String
*/
@GetMapping("/logout")
public String logout(HttpServletRequest request) {
request.getSession().removeAttribute("loginUserId");
request.getSession().removeAttribute("loginUser");
request.getSession().removeAttribute("errorMsg");
return "admin/login";
}
}
博客控制层：
/**
* 博客控制层
*/
@Controller
@RequestMapping("/admin")
public class BlogController {
@Resource
private BlogService blogService;
@Resource
private CategoryService categoryService;
/**
* 博客列表
*
* @param params 参数
* @return com.hbu.myblog.util.Result
*/
@GetMapping("/blogs/list")
@ResponseBody
public Result list(@RequestParam Map params) {
if (StringUtils.isEmpty(params.get("page")) || StringUtils.isEmpty(params.get("limit"))) {
return ResultGenerator.genFailResult("参数异常！");
}
PageQueryUtil pageUtil = new PageQueryUtil(params);
return ResultGenerator.genSuccessResult(blogService.getBlogsPage(pageUtil));
}
/**
* @param request http请求
* @return java.lang.String
*/
@GetMapping("/blogs")
public String list(HttpServletRequest request) {
request.setAttribute("path", "blogs");
return "admin/blog";
}
/**
* @param request http请求
* @return java.lang.String
*/
@GetMapping("/blogs/edit")
public String edit(HttpServletRequest request) {
request.setAttribute("path", "edit");
request.setAttribute("categories", categoryService.getAllCategories());
return "admin/edit";
}
/**
* @param request http请求
* @param blogId 博客id
* @return java.lang.String
*/
@GetMapping("/blogs/edit/{blogId}")
public String edit(HttpServletRequest request, @PathVariable("blogId") Long blogId) {
request.setAttribute("path", "edit");
Blog blog = blogService.getBlogById(blogId);
if (blog == null) {
return "error/error_400";
}
request.setAttribute("blog", blog);
request.setAttribute("categories", categoryService.getAllCategories());
return "admin/edit";
}
/**
* 添加文章
*
* @param blogTitle 文章标题
* @param blogSummary 摘要
* @param blogCategoryId 类别
* @param blogTags 标签
* @param blogContent 内容
* @param blogStatus 草稿，发布
* @param enableComment 可否评论
* @return com.hbu.myblog.util.Result
*/
@PostMapping("/blogs/save")
@ResponseBody
public Result save(@RequestParam("blogTitle") String blogTitle,
@RequestParam(name = "blogSummary", required = false) String blogSummary,
@RequestParam("blogCategoryId") Integer blogCategoryId,
@RequestParam("blogTags") String blogTags,
@RequestParam("blogContent") String blogContent,
@RequestParam("blogStatus") Byte blogStatus,
@RequestParam("enableComment") Byte enableComment) {
if (StringUtils.isEmpty(blogTitle)) {
return ResultGenerator.genFailResult("请输入文章标题");
}
if (blogTitle.trim().length() > 150) {
return ResultGenerator.genFailResult("标题过长");
}
if (StringUtils.isEmpty(blogTags)) {
return ResultGenerator.genFailResult("请输入文章标签");
}
if (blogTags.trim().length() > 150) {
return ResultGenerator.genFailResult("标签过长");
}
if (blogSummary.trim().length() > 375) {
return ResultGenerator.genFailResult("摘要过长");
}
if (StringUtils.isEmpty(blogContent)) {
return ResultGenerator.genFailResult("请输入文章内容");
}
if (blogTags.trim().length() > 100000) {
return ResultGenerator.genFailResult("文章内容过长");
}
Blog blog = new Blog();
blog.setBlogTitle(blogTitle);
blog.setBlogSummary(blogSummary);
blog.setBlogCategoryId(blogCategoryId);
blog.setBlogTags(blogTags);
blog.setBlogContent(blogContent);
blog.setBlogStatus(blogStatus);
blog.setEnableComment(enableComment);
String saveBlogResult = blogService.saveBlog(blog);
if ("success".equals(saveBlogResult)) {
return ResultGenerator.genSuccessResult("添加成功");
} else {
return ResultGenerator.genFailResult(saveBlogResult);
}
}
/**
* 修改文章
*
* @param blogId 文章ID
* @param blogTitle 文章标题
* @param blogSummary 摘要
* @param blogCategoryId 类别
* @param blogTags 标签
* @param blogContent 内容
* @param blogStatus 草稿，发布
* @param enableComment 可否评论
* @return com.hbu.myblog.util.Result
*/
@PostMapping("/blogs/update")
@ResponseBody
public Result update(@RequestParam("blogId") Long blogId,
@RequestParam("blogTitle") String blogTitle,
@RequestParam(name = "blogSummary", required = false) String blogSummary,
@RequestParam("blogCategoryId") Integer blogCategoryId,
@RequestParam("blogTags") String blogTags,
@RequestParam("blogContent") String blogContent,
@RequestParam("blogStatus") Byte blogStatus,
@RequestParam("enableComment") Byte enableComment) {
if (StringUtils.isEmpty(blogTitle)) {
return ResultGenerator.genFailResult("请输入文章标题");
}
if (blogTitle.trim().length() > 150) {
return ResultGenerator.genFailResult("标题过长");
}
if (StringUtils.isEmpty(blogTags)) {
return ResultGenerator.genFailResult("请输入文章标签");
}
if (blogTags.trim().length() > 150) {
return ResultGenerator.genFailResult("标签过长");
}
if (blogSummary.trim().length() > 375) {
return ResultGenerator.genFailResult("摘要过长");
}
if (StringUtils.isEmpty(blogContent)) {
return ResultGenerator.genFailResult("请输入文章内容");
}
if (blogTags.trim().length() > 100000) {
return ResultGenerator.genFailResult("文章内容过长");
}
Blog blog = new Blog();
blog.setBlogId(blogId);
blog.setBlogTitle(blogTitle);
blog.setBlogSummary(blogSummary);
blog.setBlogCategoryId(blogCategoryId);
blog.setBlogTags(blogTags);
blog.setBlogContent(blogContent);
blog.setBlogStatus(blogStatus);
blog.setEnableComment(enableComment);
String updateBlogResult = blogService.updateBlog(blog);
if ("success".equals(updateBlogResult)) {
return ResultGenerator.genSuccessResult("修改成功");
} else {
return ResultGenerator.genFailResult(updateBlogResult);
}
}
/**
* 根据id的之删除文章
*
* @param ids 要删除文章id列表
* @return com.hbu.myblog.util.Result
*/
@PostMapping("/blogs/delete")
@ResponseBody
public Result delete(@RequestBody Integer[] ids) {
if (ids.length < 1) {
return ResultGenerator.genFailResult("参数异常！");
}
if (blogService.deleteBatch(ids)) {
return ResultGenerator.genSuccessResult();
} else {
return ResultGenerator.genFailResult("删除失败");
}
}
}
错误异常控制层：
/**
* 错误异常控制层
*/
@Controller
public class ErrorPageController implements ErrorController {
private static ErrorPageController errorPageController;
@Autowired
private ErrorAttributes errorAttributes;
private final static String ERROR_PATH = "/error";
public ErrorPageController(ErrorAttributes errorAttributes) {
this.errorAttributes = errorAttributes;
}
public ErrorPageController() {
if (errorPageController == null) {
errorPageController = new ErrorPageController(errorAttributes);
}
}
/**
* @param request
* @return org.springframework.web.servlet.ModelAndView
*/
@RequestMapping(value = ERROR_PATH, produces = "text/html")
public ModelAndView errorHtml(HttpServletRequest request) {
HttpStatus status = getStatus(request);
if (HttpStatus.BAD_REQUEST == status) {
return new ModelAndView("error/error_400");
} else if (HttpStatus.NOT_FOUND == status) {
return new ModelAndView("error/error_404");
} else {
return new ModelAndView("error/error_5xx");
}
}
/**
* @param request
*/
@RequestMapping(value = ERROR_PATH)
@ResponseBody
public ResponseEntity> error(HttpServletRequest request) {
Map body = getErrorAttributes(request, getTraceParameter(request));
HttpStatus status = getStatus(request);
return new ResponseEntity>(body, status);
}
@Override
public String getErrorPath() {
return ERROR_PATH;
}
/**
* @param request
* @return boolean
*/
private boolean getTraceParameter(HttpServletRequest request) {
String parameter = request.getParameter("trace");
if (parameter == null) {
return false;
}
return !"false".equals(parameter.toLowerCase());
}
/**
* @param request
* @param includeStackTrace
*/
protected Map getErrorAttributes(HttpServletRequest request, boolean includeStackTrace) {
WebRequest webRequest = new ServletWebRequest(request);
return this.errorAttributes.getErrorAttributes(webRequest, includeStackTrace);
}
/**
* @param request
* @return org.springframework.http.HttpStatus
*/
private HttpStatus getStatus(HttpServletRequest request) {
Integer statusCode = (Integer) request
.getAttribute("javax.servlet.error.status_code");
if (statusCode != null) {
try {
return HttpStatus.valueOf(statusCode);
} catch (Exception ex) {
}
}
return HttpStatus.INTERNAL_SERVER_ERROR;
}
}