Java实战之图书管理系统的实现

 更新时间:2022年03月21日 10:38:04   作者:qq_1334611189  
这篇文章主要介绍了如何利用Java语言编写一个图书管理系统,文中采用的技术有Springboot、SpringMVC、MyBatis、ThymeLeaf 等,需要的可以参考一下

一、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:

HTML +Springboot+ SpringMVC + MyBatis + ThymeLeaf + JavaScript + JQuery + Ajax + maven等等。

二、效果图

三、核心代码

登录控制层

@Controller
public class LoginController {
 
    private LoginService loginService;
 
 
    @Autowired
    public void setLoginService(LoginService loginService) {
        this.loginService = loginService;
    }
 
 
    @RequestMapping(value = {"/", "/login.html"})
    public String toLogin(HttpServletRequest request) {
        request.getSession().invalidate();
        return "index";
    }
 
    @RequestMapping("/logout.html")
    public String logout(HttpServletRequest request) {
        request.getSession().invalidate();
        return "redirect:/login.html";
    }
 
 
    //负责处理loginCheck.html请求
    //请求参数会根据参数名称默认契约自动绑定到相应方法的入参中
    @RequestMapping(value = "/api/loginCheck", method = RequestMethod.POST)
    public @ResponseBody
    Object loginCheck(HttpServletRequest request) {
        long id = Long.parseLong(request.getParameter("id"));
        String passwd = request.getParameter("passwd");
        boolean isReader = loginService.hasMatchReader(id, passwd);
        boolean isAdmin = loginService.hasMatchAdmin(id, passwd);
        HashMap<String, String> res = new HashMap<>();
        if (isAdmin) {
            Admin admin = new Admin();
            admin.setAdminId(id);
            admin.setPassword(passwd);
            String username = loginService.getAdminUsername(id);
            admin.setUsername(username);
            request.getSession().setAttribute("admin", admin);
            res.put("stateCode", "1");
            res.put("msg", "管理员登陆成功!");
        } else if (isReader) {
            ReaderCard readerCard = loginService.findReaderCardByReaderId(id);
            request.getSession().setAttribute("readercard", readerCard);
            res.put("stateCode", "2");
            res.put("msg", "读者登陆成功!");
        } else {
            res.put("stateCode", "0");
            res.put("msg", "账号或密码错误!");
        }
        return res;
    }
 
    @RequestMapping("/admin_main.html")
    public ModelAndView toAdminMain(HttpServletResponse response) {
        return new ModelAndView("admin_main");
    }
 
    @RequestMapping("/reader_main.html")
    public ModelAndView toReaderMain(HttpServletResponse response) {
        return new ModelAndView("reader_main");
    }
 
    @RequestMapping("/admin_repasswd.html")
    public ModelAndView reAdminPasswd() {
        return new ModelAndView("admin_repasswd");
    }
 
    @RequestMapping("/admin_repasswd_do")
    public String reAdminPasswdDo(HttpServletRequest request, String oldPasswd, String newPasswd, String reNewPasswd, RedirectAttributes redirectAttributes) {
        Admin admin = (Admin) request.getSession().getAttribute("admin");
        long id = admin.getAdminId();
        String password = loginService.getAdminPassword(id);
        if (password.equals(oldPasswd)) {
            if (loginService.adminRePassword(id, newPasswd)) {
                redirectAttributes.addFlashAttribute("succ", "密码修改成功!");
                return "redirect:/admin_repasswd.html";
            } else {
                redirectAttributes.addFlashAttribute("error", "密码修改失败!");
                return "redirect:/admin_repasswd.html";
            }
        } else {
            redirectAttributes.addFlashAttribute("error", "旧密码错误!");
            return "redirect:/admin_repasswd.html";
        }
    }
 
    @RequestMapping("/reader_repasswd.html")
    public ModelAndView reReaderPasswd() {
        return new ModelAndView("reader_repasswd");
    }
 
    @RequestMapping("/reader_repasswd_do")
    public String reReaderPasswdDo(HttpServletRequest request, String oldPasswd, String newPasswd, String reNewPasswd, RedirectAttributes redirectAttributes) {
        ReaderCard reader = (ReaderCard) request.getSession().getAttribute("readercard");
        long id = reader.getReaderId();
        String password = loginService.getReaderPassword(id);
        if (password.equals(oldPasswd)) {
            if (loginService.readerRePassword(id, newPasswd)) {
                redirectAttributes.addFlashAttribute("succ", "密码修改成功!");
                return "redirect:/reader_repasswd.html";
            } else {
                redirectAttributes.addFlashAttribute("error", "密码修改失败!");
                return "redirect:/reader_repasswd.html";
            }
        } else {
            redirectAttributes.addFlashAttribute("error", "旧密码错误!");
            return "redirect:/reader_repasswd.html";
        }
    }
 
    //配置404页面
    @RequestMapping("*")
    public String notFind() {
        return "404";
    }
 
}

图书管理控制层

@Controller
public class BookController {
    @Autowired
    private BookService bookService;
    @Autowired
    private LendService lendService;
 
    private Date getDate(String pubstr) {
        try {
            SimpleDateFormat df = new SimpleDateFormat("yyyy-MM-dd");
            return df.parse(pubstr);
        } catch (ParseException e) {
            e.printStackTrace();
            return new Date();
        }
    }
 
    @RequestMapping("/queryBook.html")
    public ModelAndView queryBookDo(String searchWord) {
        if (bookService.matchBook(searchWord)) {
            ArrayList<Book> books = bookService.queryBook(searchWord);
            ModelAndView modelAndView = new ModelAndView("admin_books");
            modelAndView.addObject("books", books);
            return modelAndView;
        } else {
            return new ModelAndView("admin_books", "error", "没有匹配的图书");
        }
    }
 
    @RequestMapping("/reader_querybook_do.html")
    public ModelAndView readerQueryBookDo(String searchWord) {
        if (bookService.matchBook(searchWord)) {
            ArrayList<Book> books = bookService.queryBook(searchWord);
            ModelAndView modelAndView = new ModelAndView("reader_books");
            modelAndView.addObject("books", books);
            return modelAndView;
        } else {
            return new ModelAndView("reader_books", "error", "没有匹配的图书");
        }
    }
 
    @RequestMapping("/admin_books.html")
    public ModelAndView adminBooks() {
        ArrayList<Book> books = bookService.getAllBooks();
        ModelAndView modelAndView = new ModelAndView("admin_books");
        modelAndView.addObject("books", books);
        return modelAndView;
    }
 
    @RequestMapping("/book_add.html")
    public ModelAndView addBook() {
        return new ModelAndView("admin_book_add");
    }
 
    @RequestMapping("/book_add_do.html")
    public String addBookDo(@RequestParam(value = "pubstr") String pubstr, Book book, RedirectAttributes redirectAttributes) {
        book.setPubdate(getDate(pubstr));
        if (bookService.addBook(book)) {
            redirectAttributes.addFlashAttribute("succ", "图书添加成功!");
        } else {
            redirectAttributes.addFlashAttribute("succ", "图书添加失败!");
        }
        return "redirect:/admin_books.html";
    }
 
    @RequestMapping("/updatebook.html")
    public ModelAndView bookEdit(HttpServletRequest request) {
        long bookId = Long.parseLong(request.getParameter("bookId"));
        Book book = bookService.getBook(bookId);
        ModelAndView modelAndView = new ModelAndView("admin_book_edit");
        modelAndView.addObject("detail", book);
        return modelAndView;
    }
 
    @RequestMapping("/book_edit_do.html")
    public String bookEditDo(@RequestParam(value = "pubstr") String pubstr, Book book, RedirectAttributes redirectAttributes) {
        book.setPubdate(getDate(pubstr));
        if (bookService.editBook(book)) {
            redirectAttributes.addFlashAttribute("succ", "图书修改成功!");
        } else {
            redirectAttributes.addFlashAttribute("error", "图书修改失败!");
        }
        return "redirect:/admin_books.html";
    }
 
    @RequestMapping("/admin_book_detail.html")
    public ModelAndView adminBookDetail(HttpServletRequest request) {
        long bookId = Long.parseLong(request.getParameter("bookId"));
        Book book = bookService.getBook(bookId);
        ModelAndView modelAndView = new ModelAndView("admin_book_detail");
        modelAndView.addObject("detail", book);
        return modelAndView;
    }
 
    @RequestMapping("/reader_book_detail.html")
    public ModelAndView readerBookDetail(HttpServletRequest request) {
        long bookId = Long.parseLong(request.getParameter("bookId"));
        Book book = bookService.getBook(bookId);
        ModelAndView modelAndView = new ModelAndView("reader_book_detail");
        modelAndView.addObject("detail", book);
        return modelAndView;
    }
 
    @RequestMapping("/admin_header.html")
    public ModelAndView admin_header() {
        return new ModelAndView("admin_header");
    }
 
    @RequestMapping("/reader_header.html")
    public ModelAndView reader_header() {
        return new ModelAndView("reader_header");
    }
 
    @RequestMapping("/reader_books.html")
    public ModelAndView readerBooks(HttpServletRequest request) {
        ArrayList<Book> books = bookService.getAllBooks();
        ReaderCard readerCard = (ReaderCard) request.getSession().getAttribute("readercard");
        ArrayList<Lend> myAllLendList = lendService.myLendList(readerCard.getReaderId());
        ArrayList<Long> myLendList = new ArrayList<>();
        for (Lend lend : myAllLendList) {
            // 是否已归还
            if (lend.getBackDate() == null) {
                myLendList.add(lend.getBookId());
            }
        }
        ModelAndView modelAndView = new ModelAndView("reader_books");
        modelAndView.addObject("books", books);
        modelAndView.addObject("myLendList", myLendList);
        return modelAndView;
    }
}

读者管理控制层

@Controller
public class ReaderController {
    @Autowired
    private ReaderInfoService readerInfoService;
 
    @Autowired
    private LoginService loginService;
 
    @Autowired
    private ReaderCardService readerCardService;
 
    private ReaderInfo getReaderInfo(long readerId, String name, String sex, String birth, String address, String phone) {
        ReaderInfo readerInfo = new ReaderInfo();
        Date date = new Date();
        try {
            SimpleDateFormat df = new SimpleDateFormat("yyyy-MM-dd");
            date = df.parse(birth);
        } catch (ParseException e) {
            e.printStackTrace();
        }
        readerInfo.setAddress(address);
        readerInfo.setName(name);
        readerInfo.setReaderId(readerId);
        readerInfo.setPhone(phone);
        readerInfo.setSex(sex);
        readerInfo.setBirth(date);
        return readerInfo;
    }
 
    @RequestMapping("allreaders.html")
    public ModelAndView allBooks() {
        ArrayList<ReaderInfo> readers = readerInfoService.readerInfos();
        ModelAndView modelAndView = new ModelAndView("admin_readers");
        modelAndView.addObject("readers", readers);
        return modelAndView;
    }
 
    @RequestMapping("reader_delete.html")
    public String readerDelete(HttpServletRequest request, RedirectAttributes redirectAttributes) {
        long readerId = Long.parseLong(request.getParameter("readerId"));
        if (readerInfoService.deleteReaderInfo(readerId) && readerCardService.deleteReaderCard(readerId)) {
            redirectAttributes.addFlashAttribute("succ", "删除成功!");
        } else {
            redirectAttributes.addFlashAttribute("error", "删除失败!");
        }
        return "redirect:/allreaders.html";
    }
 
    @RequestMapping("/reader_info.html")
    public ModelAndView toReaderInfo(HttpServletRequest request) {
        ReaderCard readerCard = (ReaderCard) request.getSession().getAttribute("readercard");
        ReaderInfo readerInfo = readerInfoService.getReaderInfo(readerCard.getReaderId());
        ModelAndView modelAndView = new ModelAndView("reader_info");
        modelAndView.addObject("readerinfo", readerInfo);
        return modelAndView;
    }
 
    @RequestMapping("reader_edit.html")
    public ModelAndView readerInfoEdit(HttpServletRequest request) {
        long readerId = Long.parseLong(request.getParameter("readerId"));
        ReaderInfo readerInfo = readerInfoService.getReaderInfo(readerId);
        ModelAndView modelAndView = new ModelAndView("admin_reader_edit");
        modelAndView.addObject("readerInfo", readerInfo);
        return modelAndView;
    }
 
    @RequestMapping("reader_edit_do.html")
    public String readerInfoEditDo(HttpServletRequest request, String name, String sex, String birth, String address, String phone, RedirectAttributes redirectAttributes) {
        long readerId = Long.parseLong(request.getParameter("readerId"));
        ReaderInfo readerInfo = getReaderInfo(readerId, name, sex, birth, address, phone);
        if (readerInfoService.editReaderInfo(readerInfo) && readerInfoService.editReaderCard(readerInfo)) {
            redirectAttributes.addFlashAttribute("succ", "读者信息修改成功!");
        } else {
            redirectAttributes.addFlashAttribute("error", "读者信息修改失败!");
        }
        return "redirect:/allreaders.html";
    }
 
    @RequestMapping("reader_add.html")
    public ModelAndView readerInfoAdd() {
        return new ModelAndView("admin_reader_add");
    }
 
    @RequestMapping("reader_add_do.html")
    public String readerInfoAddDo(String name, String sex, String birth, String address, String phone, String password, RedirectAttributes redirectAttributes) {
        ReaderInfo readerInfo = getReaderInfo(0, name, sex, birth, address, phone);
        long readerId = readerInfoService.addReaderInfo(readerInfo);
        readerInfo.setReaderId(readerId);
        if (readerId > 0 && readerCardService.addReaderCard(readerInfo, password)) {
            redirectAttributes.addFlashAttribute("succ", "添加读者信息成功!");
        } else {
            redirectAttributes.addFlashAttribute("succ", "添加读者信息失败!");
        }
        return "redirect:/allreaders.html";
    }
 
    @RequestMapping("reader_info_edit.html")
    public ModelAndView readerInfoEditReader(HttpServletRequest request) {
        ReaderCard readerCard = (ReaderCard) request.getSession().getAttribute("readercard");
        ReaderInfo readerInfo = readerInfoService.getReaderInfo(readerCard.getReaderId());
        ModelAndView modelAndView = new ModelAndView("reader_info_edit");
        modelAndView.addObject("readerinfo", readerInfo);
        return modelAndView;
    }
 
    @RequestMapping("reader_edit_do_r.html")
    public String readerInfoEditDoReader(HttpServletRequest request, String name, String sex, String birth, String address, String phone, RedirectAttributes redirectAttributes) {
        ReaderCard readerCard = (ReaderCard) request.getSession().getAttribute("readercard");
        ReaderInfo readerInfo = getReaderInfo(readerCard.getReaderId(), name, sex, birth, address, phone);
        if (readerInfoService.editReaderInfo(readerInfo) && readerInfoService.editReaderCard(readerInfo)) {
            ReaderCard readerCardNew = loginService.findReaderCardByReaderId(readerCard.getReaderId());
            request.getSession().setAttribute("readercard", readerCardNew);
            redirectAttributes.addFlashAttribute("succ", "信息修改成功!");
        } else {
            redirectAttributes.addFlashAttribute("error", "信息修改失败!");
        }
        return "redirect:/reader_info.html";
    }
}

到此这篇关于Java实战之图书管理系统的实现的文章就介绍到这了,更多相关Java图书管理系统内容请搜索脚本之家以前的文章或继续浏览下面的相关文章希望大家以后多多支持脚本之家!

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