基于SSM框架+Mysql实现的在线音乐网站源码+项目说明.zip

package com.controller; import java.io.BufferedInputStream; import java.io.BufferedOutputStream; import java.io.File; import java.io.FileInputStream; import java.io.InputStream; import java.net.URLEncoder; import java.util.ArrayList; import java.util.List; import javax.servlet.http.HttpServletResponse; 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.Bbs; import com.entity.Cate; import com.entity.Complains; import com.entity.Fav; import com.entity.Hist; import com.entity.Music; import com.entity.Rebbs; import com.entity.Topic; import com.entity.Users; import com.service.ArticleService; import com.service.BbsService; import com.service.CateService; import com.service.ComplainsService; import com.service.FavService; import com.service.HistService; import com.service.MusicService; import com.service.RebbsService; import com.service.RecommendService; import com.service.TopicService; import com.service.UsersService; import com.util.PageHelper; import com.util.VeDate; //定义为控制器 @Controller // 设置路径 @RequestMapping("/index") public class IndexController extends BaseController { @Autowired private UsersService usersService; @Autowired private ArticleService articleService; @Autowired private CateService cateService; @Autowired private MusicService musicService; @Autowired private TopicService topicService; @Autowired private FavService favService; @Autowired private HistService histService; @Autowired private BbsService bbsService; @Autowired private RebbsService rebbsService; @Autowired private ComplainsService complainsService; @Autowired private RecommendService recommendService; // 公共方法 提供公共查询数据 private void front() { this.getRequest().setAttribute("title", "音乐网站"); List<Cate> cateList = this.cateService.getAllCate(); this.getRequest().setAttribute("cateList", cateList); List<Music> hotList = this.musicService.getMusicByHot(); this.getRequest().setAttribute("hotList", hotList); } // 公共方法 提供协同过滤数推荐据 private void recommend() { // 推荐音乐的算法 1 用户未登录 直接调用musicService的getMusicByHot方法 // 2 用户登录 但是没有浏览音乐 则调用1 // 3 用户登录 且有浏览的音乐 调用recommendService 通过协同过滤算法 自动推荐音乐 if (this.getSession().getAttribute("userid") == null) { List<Music> recommendList = this.musicService.getMusicByHot(); this.getRequest().setAttribute("recommendList", recommendList); } else { String userid = (String) this.getSession().getAttribute("userid"); Hist hist = new Hist(); hist.setUsersid(userid); List<Hist> histList = this.histService.getHistByCond(hist); if (histList.size() == 0) { List<Music> recommendList = this.musicService.getMusicByHot(); this.getRequest().setAttribute("recommendList", recommendList); } else { List<Music> recommendList = this.recommendService.getRecommend(userid); this.getRequest().setAttribute("recommendList", recommendList); } } } // 首页显示 @RequestMapping("index.action") public String index() { this.front(); this.recommend(); List<Cate> cateList = this.cateService.getCateFront(); List<Cate> frontList = new ArrayList<Cate>(); for (Cate cate : cateList) { List<Music> musicList = this.musicService.getMusicByCate(cate.getCateid()); cate.setMusicList(musicList); frontList.add(cate); } this.getRequest().setAttribute("frontList", frontList); return "users/index"; } // 公告 @RequestMapping("article.action") public String article(String number) { this.front(); this.recommend(); List<Article> tempList = this.articleService.getAllArticle(); PageHelper.getIndexPage(tempList, "article", "article", null, 10, number, this.getRequest()); 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"; } @RequestMapping("music.action") public String music(String number) { this.front(); this.recommend(); List<Music> tempList = this.musicService.getAllMusic(); PageHelper.getIndexPage(tempList, "music", "music", null, 12, number, this.getRequest()); return "users/list"; } @RequestMapping("cate.action") public String cate(String number, String id) { this.front(); this.recommend(); Music music = new Music(); music.setCateid(id); List<Music> tempList = this.musicService.getMusicByCond(music); PageHelper.getIndexPage(tempList, "music", "music", null, 12, number, this.getRequest()); return "users/list"; } // 阅读公告 @RequestMapping("detail.action") public String detail(String id) { this.front(); this.recommend(); Music music = this.musicService.getMusicById(id); music.setHits("" + (Integer.parseInt(music.getHits()) + 1)); this.musicService.updateMusic(music); this.getRequest().setAttribute("music", music); Topic topic = new Topic(); topic.setMusicid(id); List<Topic> topicList = this.topicService.getTopicByCond(topic); this.getRequest().setAttribute("topicList", topicList); this.getRequest().setAttribute("tnum", topicList.size()); if (this.getSession().getAttribute("userid") != null) { String userid = (String) this.getSession().getAttribute("userid"); Hist hist = new Hist(); hist.setUsersid(userid); hist.setMusicid(id); List<Hist> histList = this.histService.getHistByCond(hist); if (histList.size() == 0) { hist.setNum("1"); this.histService.insertHist(hist); } else { Hist h = histList.get(0); h.setNum("" + (Integer.parseInt(h.getNum()) + 1)); this.histService.updateHist(h); } } return "users/detail"; } @RequestMapping("play.action") public String play(String id) { this.front(); Music music = this.musicService.getMusicById(id); music.setNum("" + (Integer.parseInt(music.getNum()) + 1)); this.musicService.updateMusic(music); this.getRequest().setAttribute("music", music); return "users/play"; } @SuppressWarnings("resource") @RequestMapping("download.action") public void download(String id, HttpServletResponse response) throws Exception { this.front(); Music music = this.musicService.getMusicById(id); String fileName = this.getRequest().getSession().getServletContext().getRealPath("/") + music.getFileurl(); InputStream bis = new BufferedInputStream(new FileInputStream(new File(fileName))); String filename = music.getMusicname(); filename = URLEncoder.encode(filename, "UTF-8"); response.addHeader("Content-Disposition", "attachment;filename=" + filename); response.setContentType("multipart/form-data"); BufferedOutputStream out = new BufferedOutputStream(response.getOutputStream()); int len = 0; while ((len = bis.read()) != -1) { out.write(len); out.flush(); } out.close(); } @RequestMapping("query.action") public String query(String name) { this.front(); Music music = new Music(); music.setMusicname(name); List<Music> musicList = this.musicService.getMusicByLike(music); this.getRequest().setAttribute("musicList", musicList); return "users/list"; } // 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