Java项目:乐器租赁管理系统(java+SSM+JSP+javascript+Mysql)

package com.action; import java.util.ArrayList; import java.util.Collection; import java.util.Collections; import java.util.List; import javax.annotation.Resource; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Controller; import org.springframework.web.bind.annotation.RequestMapping; import com.entity.Article; import com.entity.Cart; import com.entity.Cate; import com.entity.City; import com.entity.Details; import com.entity.Jiancai; import com.entity.Orders; import com.entity.Topic; import com.entity.Users; import com.service.ArticleService; import com.service.CartService; import com.service.CateService; import com.service.PeihuoService; import com.service.CityService; import com.service.DetailsService; import com.service.JiancaiService; import com.service.OrdersService; import com.service.TopicService; import com.service.UsersService; import com.util.VeDate; //定义为控制器 @Controller // 设置路径 @RequestMapping("/index") public class IndexAction extends BaseAction { @Autowired @Resource private UsersService usersService; @Autowired @Resource private ArticleService articleService; @Autowired @Resource private CateService cateService; @Autowired @Resource private CityService cityService; @Autowired @Resource private PeihuoService peihuoService; @Autowired @Resource private JiancaiService jiancaiService; @Autowired @Resource private CartService cartService; @Autowired @Resource private OrdersService ordersService; @Autowired @Resource private DetailsService detailsService; @Autowired @Resource private TopicService topicService; // 公共方法 提供公共查询数据 private void front() { this.getRequest().setAttribute("title", "天籁乐器网-力作中国最大的乐器网站"); List<Cate> cateList = this.cateService.getAllCate(); this.getRequest().setAttribute("cateList", cateList); List<Jiancai> hotList = this.jiancaiService.getJiancaiByHot(); Collections.shuffle(hotList); this.getRequest().setAttribute("hotList", hotList); } // 首页显示 @RequestMapping("index.action") public String index() { this.front(); List<Cate> cateList = this.cateService.getCateFront(); List<Cate> frontList = new ArrayList<Cate>(); for (Cate cate : cateList) { List<Jiancai> flimList = this.jiancaiService.getJiancaiByCate(cate.getCateid()); cate.setFlimList(flimList); frontList.add(cate); } this.getRequest().setAttribute("frontList", frontList); return "users/index"; } // 首页显示 @RequestMapping("network.action") public String network() { this.front(); List<Cate> cateList = this.cateService.getCateFront(); List<Cate> frontList = new ArrayList<Cate>(); for (Cate cate : cateList) { List<Jiancai> flimList = this.jiancaiService.getJiancaiByCate(cate.getCateid()); cate.setFlimList(flimList); frontList.add(cate); } this.getRequest().setAttribute("frontList", frontList); return "users/network"; } // 公告 @RequestMapping("article.action") public String article(String number) { this.front(); List<Article> articleList = new ArrayList<Article>(); List<Article> tempList = this.articleService.getAllArticle(); int pageNumber = tempList.size(); int maxPage = pageNumber; if (maxPage % 12 == 0) { maxPage = maxPage / 12; } else { maxPage = maxPage / 12 + 1; } if (number == null) { number = "0"; } int start = Integer.parseInt(number) * 12; int over = (Integer.parseInt(number) + 1) * 12; int count = pageNumber - over; if (count <= 0) { over = pageNumber; } for (int i = start; i < over; i++) { Article x = tempList.get(i); articleList.add(x); } String html = ""; StringBuffer buffer = new StringBuffer(); buffer.append("&nbsp;&nbsp;共为"); buffer.append(maxPage); buffer.append("页&nbsp; 共有"); buffer.append(pageNumber); buffer.append("条&nbsp; 当前为第"); buffer.append((Integer.parseInt(number) + 1)); buffer.append("页 &nbsp;"); if ((Integer.parseInt(number) + 1) == 1) { buffer.append("首页"); } else { buffer.append("<a href=\"index/article.action?number=0\">首页</a>"); } buffer.append("&nbsp;&nbsp;"); if ((Integer.parseInt(number) + 1) == 1) { buffer.append("上一页"); } else { buffer.append("<a href=\"index/article.action?number=" + (Integer.parseInt(number) - 1) + "\">上一页</a>"); } buffer.append("&nbsp;&nbsp;"); if (maxPage <= (Integer.parseInt(number) + 1)) { buffer.append("下一页"); } else { buffer.append("<a href=\"index/article.action?number=" + (Integer.parseInt(number) + 1) + "\">下一页</a>"); } buffer.append("&nbsp;&nbsp;"); if (maxPage <= (Integer.parseInt(number) + 1)) { buffer.append("尾页"); } else { buffer.append("<a href=\"index/article.action?number=" + (maxPage - 1) + "\">尾页</a>"); } html = buffer.toString(); this.getRequest().setAttribute("html", html); this.getRequest().setAttribute("articleList", articleList); return "users/article"; } // 阅读公告 @RequestMapping("read.action") public String read(String id) { this.front(); Article article = this.articleService.getArticleById(id); article.setHits("" + (Integer.parseInt(article.getHits()) + 1)); this.articleService.updateArticle(article); this.getRequest().setAttribute("article", article); return "users/read"; } // 准备登录 @RequestMapping("preLogin.action") public String prelogin() { this.front(); return "users/login"; } // 用户登录 @RequestMapping("login.action") public String login() { this.front(); String username = this.getRequest().getParameter("username"); String password = this.getRequest().getParameter("password"); Users u = new Users(); u.setUsername(username); List<Users> usersList = this.usersService.getUsersByCond(u); if (usersList.size() == 0) { this.getSession().setAttribute("message", "用户名不存在"); return "redirect:/index/preLogin.action"; } else { Users users = usersList.get(0); if (password.equals(users.getPassword())) { this.getSession().setAttribute("userid", users.getUsersid()); this.getSession().setAttribute("username", users.getUsername()); this.getSession().setAttribute("users", users); return "redirect:/index/index.action"; } else { this.getSession().setAttribute("message", "密码错误"); return "redirect:/index/preLogin.action"; } } } // 准备注册 @RequestMapping("preReg.action") public String preReg() { this.front(); return "users/register"; } // 用户注册 @RequestMapping("register.action") public String register(Users users) { this.front(); Users u = new Users(); u.setUsername(users.getUsername()); List<Users> usersList = this.usersService.getUsersByCond(u); if (usersList.size() == 0) { users.setRegdate(VeDate.getStringDateShort()); this.usersService.insertUsers(users); } else { this.getSession().setAttribute("message", "用户名已存在"); return "redirect:/index/preReg.action"; } return "redirect:/index/preLogin.action"; } // 退出登录 @RequestMapping("exit.action") public String exit() { this.front(); this.getSession().removeAttribute("userid"); this.getSession().removeAttribute("username"); this.getSession().removeAttribute("users"); return "index"; } // 准备修改密码 @RequestMapping("prePwd.action") public String prePwd() { this.front(); if (this.getSession().getAttribute("userid") == null) { return "redirect:/index/preLogin.action"; } return "users/editpwd"; } // 修改密码 @RequestMapping("editpwd.action") public String editpwd() { this.front()