毕业设计Java基于SSM实现资讯网站毕设

package com.shopping.servlet; import java.awt.image.RenderedImage; import java.io.File; import java.io.IOException; import java.util.Map; import java.util.UUID; import java.util.HashMap; import javax.imageio.ImageIO; import javax.servlet.ServletException; import javax.servlet.ServletOutputStream; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import javax.servlet.http.HttpSession; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Controller; import org.springframework.ui.Model; import org.springframework.validation.annotation.Validated; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.ResponseBody; import org.springframework.web.multipart.MultipartFile; import org.springframework.web.servlet.ModelAndView; import com.shopping.util.CodeUtil; import com.shopping.util.RandomUtil; import com.shopping.vo.UserVO; import com.shopping.model.PageBean; import com.shopping.model.User; import com.shopping.service.UserServices; @Controller public class UserServlet { /** 返回信息_返回结果标记 */ public static final String RESULT = "RESULT"; /** 返回信息_返回结果信息标记 */ public static final String MESSAGE = "MESSAGE"; /** 返回信息_成功 */ public static final String SUCCESS = "SUCCESS"; /** 返回信息_失败 */ public static final String FAILURE = "FAILURE"; @Autowired private UserServices userServices; @ResponseBody @RequestMapping("/userLogin") public Map<String, Object> userLogin(Model model,HttpServletRequest request, HttpServletResponse response) throws Exception { Map<String, Object> map = new HashMap<String,Object>(); String username = request.getParameter("username"); String password = request.getParameter("password"); //输入的验证码 String code = request.getParameter("code"); // 验证验证码 String sessionCode = request.getSession().getAttribute("code").toString(); if (code != null && !"".equals(code) && sessionCode != null && !"".equals(sessionCode)) { if (code.equalsIgnoreCase(sessionCode)) { User user = new User(); user.setUsername(username); user.setPassword(password); User users = userServices.userLogin(user); if(users != null){ request.getSession().setAttribute("user", users); map.put("result", SUCCESS); map.put("message", "登陆成功"); } else{ map.put("result", FAILURE); map.put("message", "用户名或密码错误"); } } else { map.put("result", FAILURE); map.put("message", "验证码错误"); } } else { map.put("result", FAILURE); map.put("message", "验证码错误"); } return map; } @ResponseBody @RequestMapping("/roleUserLogin") public Map<String, Object> roleUserLogin(Model model,HttpServletRequest request, HttpServletResponse response) throws Exception { Map<String, Object> map = new HashMap<String,Object>(); String username = request.getParameter("username"); String password = request.getParameter("password"); User user = new User(); user.setUsername(username); user.setPassword(password); user.setRole(1); User users = userServices.userLogin(user); if(users != null){ request.getSession().setAttribute("roleuser", users); map.put("result", SUCCESS); map.put("message", "登陆成功"); } else{ map.put("result", FAILURE); map.put("message", "用户名或密码错误"); } return map; } @RequestMapping("/rolelogout") public void rolelogout(Model model,HttpServletRequest request, HttpServletResponse response) throws Exception { if(request.getParameter("userid") == null || request.getParameter("userid").equals("")){ response.sendRedirect("jsp/backjsp/login.jsp"); }else{ int userid = Integer.parseInt(request.getParameter("userid")); User users = userServices.checkUserById(userid); if(users != null){ request.getSession().removeAttribute("roleuser"); request.getSession().invalidate(); response.sendRedirect("jsp/backjsp/login.jsp"); } } } @RequestMapping("/logout") public void logout(Model model,HttpServletRequest request, HttpServletResponse response) throws Exception { int userid = Integer.parseInt(request.getParameter("userid")); User users = userServices.checkUserById(userid); if(users != null){ request.getSession().removeAttribute("user"); request.getSession().invalidate(); response.sendRedirect("jsp/frontjsp/index.jsp"); } else{ response.sendRedirect("jsp/frontjsp/login.jsp"); } } @RequestMapping("/getCode") public void getCode(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException { // 调用工具类生成的验证码和验证码图片 Map<String, Object> codeMap = CodeUtil.generateCodeAndPic(); // 将四位数字的验证码保存到Session中。 HttpSession session = req.getSession(); session.setAttribute("code", codeMap.get("code").toString()); // 禁止图像缓存。 resp.setHeader("Pragma", "no-cache"); resp.setHeader("Cache-Control", "no-cache"); resp.setDateHeader("Expires", -1); resp.setContentType("image/jpeg"); // 将图像输出到Servlet输出流中。 ServletOutputStream sos; try { sos = resp.getOutputStream(); ImageIO.write((RenderedImage) codeMap.get("codePic"), "jpeg", sos); sos.close(); } catch (IOException e) { e.printStackTrace(); } } @ResponseBody @RequestMapping("/register") public Map<String, Object> register(Model model,@Validated UserVO user,HttpSession session) throws Exception { Map<String, Object> map = new HashMap<String,Object>(); if(user.getPassword() != user.getPasswordtwo()){ map.put("result", FAILURE); map.put("message", "前后输入的两次密码不同，请重新输入"); } User user1 = new User(); user1.setUsername(user.getUsername()); user1.setPassword(user.getPassword()); user1.setEmail(user.getEmail()); user1.setRole(0); user1.setNickname(RandomUtil.suijichar()); User users = userServices.userLogin(user1); if(users != null){ map.put("result", FAILURE); map.put("message", "用户名已被注册，请换一个用户名"); return map; }else{ int id = userServices.insertUser(user1); User user2 = userServices.checkUserById(user.getId()); session.setAttribute("user", user2); if(id != 0){ map.put("result", SUCCESS); map.put("message", ""); return map; }else{ map.put("result", FAILURE); map.put("message", "用户注册失败"); return map; } } } @RequestMapping("/back/roleuserlist") public ModelAndView roleuserlist(Model model,String currentPage) throws Exception { ModelAndView ma = new ModelAndView(); PageBean<UserVO> roleuserlist = userServices.userlist(Integer.parseInt(currentPage)); ma.addObject("roleuserlist", roleuserlist); ma.addObject(RESULT, SUCCESS); ma.setViewName("backjsp/roleuserlist"); return ma; } @RequestMapping("/front/personcenter") public ModelAndView personcenter(Model model,String userid) throws Exception { ModelAndView ma = new ModelAndView(); User user = new User(); user = userServices.checkUserById(Integer.parseInt(userid)); ma.addObject("user", user); ma.addObject(RESULT, SUCCESS); ma.setViewNa