Java实战网上电子书城的实现流程

项目描述： spring mvc +jsp实现的简单书城项目，可以在支付宝沙箱内实现支付

运行环境： jdk8+tomcat9+mysql+intellij idea

项目技术： spring+spring mvc+mybatis+jsp+maven

后台管理员图书管理代码：

@controller@requestmapping("/admin/book")@requirespermissions("book-manage")public class adminbookcontroller {     @autowired    private ibookinforvice bookinforvice;     @autowired    private bookdescmapper bookdescmapper;     @autowired    private istorervice storervice;     @value("${image.url.prefix}")    private string urlprefix;     @requestmapping("toaddition")    @requirespermissions("book-add")    public string toaddition() {        return "admin/book/add";    }     /**     * 添加书籍     *     */    @requestmapping("/addition")    @requirespermissions("book-add")    public string addbook(bookinfo bookinfo, string bookdesc, multipartfile picturefile, httprvletrequest request) throws exception {         uploadpicture(bookinfo, picturefile, request);        bookinforvice.savebook(bookinfo, bookdesc);         return "redirect:/admin/book/list";    }     /**     * 书籍列表     *     */    @requestmapping(value = "/list")    @requirespermissions("book-query")    public string booklist(@requestparam(defaultvalue = "", required = fal) string keywords,                           @requestparam(value = "page", defaultvalue = "1", required = fal) int page,                           httpssion ssion,                           model model) {        keywords = keywords.trim();        store store = (store) ssion.getattribute("loginstore");         if (store != null) {            pageinfo<bookinfo> books = bookinforvice.findbooklistbycondition(keywords, 0, page, 10, store.getstoreid());            model.addattribute("bookpageinfo", books);            model.addattribute("keywords", keywords);        } el {            model.addattribute("exception", "您请求的资源不存在");            return "exception";        }         return "admin/book/list";    }     /**     * 更新页面回显     *     * @param bookid     * @param model     * @return     * @throws exception     */    @requestmapping("/echo")    @requ爸爸别舔了快点irespermissions("book-edit")    public string echo(int bookid, model model) throws bxception {         bookinfo bookinfo = bookinforvice.adminfindbyid(bookid);         bookdesc bookdesc = bookdescmapper.lectbyprimarykey(bookinfo.getbookid());         model.addattribute("bookinfo", bookinfo);         model.addattribute("bookdesc", bookdesc);         return "admin/book/edit";    }     @requestmapping("/update")    @requirespermissions("book-edit")    public string updatebook(bookinfo bookinfo, string bookdesc, string keywords, multipartfile picturefile, httprvletrequest request, redirectattributes ra) throws exception {        uploadpicture(bookinfo, picturefile, request);        bookinfo originbook = bookinforvice.findbyid(bookinfo.getbookid());        bookinforvice.updatebook(bookinfo, bookdesc);         //更新图片后，删除原来的图片        string realpath = request.getrvletcontext().getrealpath("/");        file uploadpic = new file(realpath + originbook.getimageurl());        uploadpic.delete();        //重定向到书籍列表        ra.addattribute("keywords", keywords);        return "redirect:/admin/book/list";    }     @requestmapping("/deletion/{bookid}")    @requirespermissions("book-delete")    public string deletion(@pathvariable("bookid") int bookid, string keywords, redirectattributes ra, httprvletrequest request) throws bxception {        bookinfo bookinfo = bookinforvice.findbyid(bookid);        string realpath = request.getrvletcontext().getrealpath("/");        file uploadpic = new file(realpath + bookinfo.getimageurl());        uploadpic.delete();        bookinforvice.deletebook(bookid);        ra.addattribute("keywords", keywords);        return "redirect:/admin/book/list";    }     @requestmapping("/shelf")    @requirespermissions("book-shelf")    public string bookoffshelf(int bookid, int isshelf, string keywords, redirectattributes ra) {         bookinforvice.changeshelfstatus(bookid, isshelf);        ra.addattribute("keywords", keywords);        return "redirect:/admin/book/list";    }     private void uploadpicture(bookinfo bookinfo, multipartfile picturefile, httprvletrequest request) throws ioexception {        if (picturefile != null) {            if (!stringutils.impty(picturefile.getoriginalfilename())) {                string realpath = request.getrvletcontext().getrealpath("/" + urlprefix);                //原始文件名称                string picturefilename = picturefile.getoriginalfilename();                //新文件名称                string newfilename = idutils.genshortuuid() + picturefilename.substring(picturefilename.lastindexof("."));                 //上传图片                file uploadpic = new file(realpath + file.parator + newfilename);                 //向磁盘写文件                picturefile.transferto(uploadpic);                bookinfo.timageurl(urlprefix + file.parator + newfilename);            }        }    } }

书信息控制层：

@controller@requestmapping("/book")public class bookinfocontroller {       @autowired    private ibookinforvice bookinforvice;     @autowired    private bookdescmapper bookdescmapper;     /**     * 查询某一本书籍详情     *     * @param bookid     * @param model     * @return     */    @requestmapping("/info/{bookid}")    public string bookinfo(@pathvariable("bookid") integer bookid, model model) throws bxception {        //查询书籍        bookinfo bookinfo = bookinforvice.findbyid(bookid);        //查询书籍推荐列表        list<bookinfo> recommendbooklist = bookinforvice.findbooklistbycateid(bookinfo.getbookcategoryid(), 1, 5);        //查询书籍详情        bookdesc bookdesc = bookdescmapper.lectbyprimarykey(bookid);        //增加访问量        bookinforvice.addlookmount(bookinfo);        collections.shuffle(recommendbooklist);        model.addattribute("bookinfo", bookinfo);        model.addattribute("bookdesc", bookdesc);        model.addattrib高考报志愿ute("recommendbooklist", recommendbooklist);        return "book_info";    }      /**     * 通过关键字和书籍分类搜索书籍列表     *     * @param keywords     * @return     */    @requestmapping("/list")    public string bookarchlist(@requestparam(defaultvalue = "", required = fal) string keywords,                                 @requestparam(defaultvalue = "0", required = fal) int cateid,//分类id，默认为0，即不按照分类id查                                 @requestparam(defaultvalue = "1", required = fal) int page,                                 @requestparam(defaultvalue = "6", required = fal) int pagesize,                                 model model) {        keywords = keywords.trim();        pageinfo<bookinfo> bookpageinfo = bookinforvice.findbooklistbycondition(keywords, cateid, page, pagesize,0);//storeid为0，不按照商店id查询         model.addattribute("bookpageinfo", bookpageinfo);         model.addattribute("keywords", keywords);         model.addattribute("cateid", cateid);         return "book_list";    } }

用户管理控制层：

@controller@requestmapping("/ur")public class urcontroller {      @autowired    private iurrvice urrvice;     @autowired    private imailrvice mailrvice;     @autowired    private istorervice storervice;     @value("${mail.frommail.addr}")    private string from;     @value("${my.ip}")    private string ip;     private final string urname_password_not_match = "用户名或密码错误";     private final string urname_cannot_null = "用户名不能为空";     @requestmapping("/login")    public string login(@requestparam(value = "urname", required = fal) string urname,                        @requestparam(value = "password", required = fal) string password,                        httprvletrequest request, model model) {        if (stringutils.impty(urname) || stringutils.impty(password)) {            return "login";        }        //未认证的用户        subject ursubject = curityutils.getsubject();        if (!ursubject.isauthenticated()) {            urnamepasswordtoken token = new urnamepasswordtoken(urname, password);             token.trememberme(fal);//禁止记住我功能            try {                 //登录成功                ursubject.login(token);                ur loginur = (ur) ursubject.getprincipal();                request.getssion().tattribute("loginur", loginur);                store store = storervice.findstorebyurid(loginur.geturid());                request.getssion().tattribute("loginstore", store);                  savedrequest savedrequest = webutils.getsavedrequest(request);                string url = "/";                if (savedrequest != null) {                    url = savedrequest.getrequesturl();                    if(url.contains(request.getcontextpath())){                        url = url.replace(request.getcontextpath(),"");                    }                }                if(stringutils.impty(url) || url.equals("/favicon.ico")){                    url = "/";                }                 return "redirect:" + url;             } catch (unknownaccountexception | incorrectcredentialxception uae) {                model.addattribute("loginmsg", urname_password_not_match);                return "login";            } catch (lockedaccountexception lae) {                model.addattribute("loginmsg", "账户已被冻结！");                return "login";            } catch (authenticationexception ae) {                model.addattribute("loginmsg", "登录失败！");                return "login";            }         } el {            //用户已经登录            return "redirect:/index";        }     }     @requestmapping("/info")    public string personinfo(){        return "ur_info";    }     /* @requestmapping("/login1")     public string login1(@requestparam(value = "urname", required = fal) string urname,                          @requestparam(value = "password", required = fal) string password,                          model model, httprvletrequest request) {         if (stringutils.impty(urname)) {             model.addattribute("loginmsg", urname_cannot_null);             return "login";         }         if (stringutils.impty(password)) {             model.addattribute("loginmsg", "密码不能为空");             return "login";         }         bsresult<ur> bsresult = urrvice.login(urname, password);         //登录校验失败         if (bsresult.getdata() == null) {  如何去痘痘           model.addattribute("loginmsg", bsresult.getmessage());             return "login";         }         //登录校验成功，重定向到首页         ur ur = bsresult.getdata();         //置密码为空         ur.tpassword("");         request.getssion().tattribute("ur", ur);         return "redirect:/";     }     */    //shiro框架帮我们注销    @requestmapping("/logout")    @cacheevict(cachenames="authorizationcache",allentries = true)    public string logout() {        curityutils.getsubject().logout();        return "redirect:/page/login";    }     /**     * 注册 检验用户名是否存在     *     * @param urnam哭笑不得类似的成语e     * @return     */    @requestmapping("/checkurexist")    @responbody    public bsresult checkurexist(string urname) {        if (stringutils.impty(urname)) {            return bsresultutil.build(200, urname_cannot_null, fal);        }         return urrvice.checkurexistbyurname(urname);    }     /**     * 注册，发激活邮箱     *     * @param ur     * @return     */    @requestmapping("/register")    public string register(ur ur, model model) {         bsresult ixist = checkurexist(ur.geturname());         //尽管前台页面已经用ajax判断用户名是否存在，        // 为了防止用户不是点击前台按钮提交表单造成的错误，后台也需要判断        if ((boolean) ixist.getdata()) {        ur.tactive("1");            bsresult bsresult = urrvice.saveur(ur);            //获得未激活的用户            ur urnotactive = (ur) bsresult.getdata();          /*  try {                mailrvice.ndhtmlmail(ur.getemail(), "<dd书城>---用户激活---",                        "<html><body><a href='http://"+ip+"/ur/active?activecode=" + urnotactive.getcode() + "'>亲爱的" + ur.geturname() +                                "，请您点击此链接前往激活</a></body></html>");            } catch (exception e) {                e.printstacktrace();                model.addattribute("registererror", "发送邮件异常！请检查您输入的邮箱地址是否正确。");                return "fail";            }*/            model.addattribute("urname", ur.geturname());            return "register_success";        } el {             //用户名已经存在，不能注册            model.addattribute("registererror", ixist.getmessage());            return "register";        }     }     @requestmapping("/active")    public string activeur(string activecode, model model) {        bsresult bsresult = urrvice.activeur(activecode);        if (!stringutils.impty(bsresult.getdata())) {            model.addattribute("urname", bsresult.getdata());            return "active_success";        } el {            model.addattribute("failmessage", bsresult.getmessage());            return "fail";        }    }     @requestmapping("/update")    @responbody    public bsresult updateur(ur ur, httpssion ssion){        ur loginur = (ur) ssion.getattribute("loginur");        loginur.tnickname(ur.getnickname());        loginur.tlocation(ur.getlocation());        loginur.tdetailaddress(ur.getdetailaddress());        loginur.tgender(ur.getgender());        loginur.tupdated(new date());        loginur.tphone(ur.getphone());        loginur.tidentity(ur.getidentity());        loginur.tphone(ur.getphone());        bsresult bsresult = urrvice.updateur(loginur);        ssion.tattribute("loginur", loginur);        return bsresult;    }     @requestmapping("/password/{urid}")    @responbody    public bsresult changepassword(@pathvariable("urid") int urid,string oldpassword,string new智者学派password){        if(stringutils.impty(oldpassword) || stringutils.impty(newpassword)){            return bsresultutil.build(400, "密码不能为空");        }        return urrvice.compareandchange(urid,oldpassword,newpassword);    } }

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