一    
    
    
、系统介绍

1.软件环境

IDEA：2018.2

Java：jdk1.8

Mysql：8.0.13

Tomcat：8.5.23

2.功能模块图

3.系统功能

1.系统的注册    


     


     


    、登录




 




 




 


、注销

2.读者信息管理

系统管理员可以对读者信息进行查询   

   

   

、添加     

     

     

   、修改




  




  




  

、删除等操作    
    
    
。

3.图书信息管理

系统管理员可以对图书信息进行查询
  


  


  


、添加     
     
     
  、修改 




   




   




   
、删除等操作    


     


     


    。

4.借阅信息管理

管理管理可以对借阅信息进行查询和删除操作    
    
    
，用户可以对借阅信息进行新增

 



 



 



、查看操作




 




 




 


。

5.个人书架管理

用户对个人书架的新增                、删处  




    




    




    、查看操作   

   

   

。

6.留言管理

用户可以对留言进行新增

















、查看操作     

     

     

   。

4.数据库表

1.读者表

2.借阅信息表

3.评论留言表

4.图书表

5.书架表

5.工程截图

二               、系统展示

1.系统注册

2.系统登录

3.找回密码

4.管理员-主页

5.管理员-用户管理主页

6.管理员-新增用户

7.管理员-修改用户

8.管理员-借阅信息管理

9.管理员-图书管理主页

10.管理员-新增图书

11.管理员-修改图书

12.用户-主页

13.用户-图书明细查看

14.用户-新增留言

15.用户-借阅信息管理

16.用户-书架管理

三   



     



     



     、代码实现

Book

package com.sjsq.po; import java.io.Serializable; import java.util.Date; /** * @author shuijianshiqing * @date 2020/5/19 22:40 */ public class Book implements Serializable { private static final long serialVersionUID = 1L; private Integer bookid; private String bookname; private Double price; private String author; private String publish; private Integer categoryid; private String booklink; private Date deadline; public static long getSerialVersionUID() { return serialVersionUID; } public Integer getBookid() { return bookid; } public void setBookid(Integer bookid) { this.bookid = bookid; } public String getBookname() { return bookname; } public void setBookname(String bookname) { this.bookname = bookname; } public Double getPrice() { return price; } public void setPrice(Double price) { this.price = price; } public String getAuthor() { return author; } public void setAuthor(String author) { this.author = author; } public String getPublish() { return publish; } public void setPublish(String publish) { this.publish = publish; } public Integer getCategoryid() { return categoryid; } public void setCategoryid(Integer categoryid) { this.categoryid = categoryid; } public String getBooklink() { return booklink; } public void setBooklink(String booklink) { this.booklink = booklink; } public Date getDeadline() { return deadline; } public void setDeadline(Date deadline) { this.deadline = deadline; } @Override public String toString() { return "Book{" + "bookid=" + bookid + ", bookname=" + bookname + \ + ", price=" + price + ", author=" + author + \ + ", publish=" + publish + \ + ", categoryid=" + categoryid + ", booklink=" + booklink + \ + ", deadline=" + deadline + }; } }

User

package com.sjsq.po; import java.io.Serializable; /** * @author shuijianshiqing * @date 2020/5/19 22:19 * 用户的实体类 */ public class User implements Serializable { // 增加序列号,作用是反序列化的时候不会报错    


     


     


    ，切能进行IO的持久化 public static final long serialVersionUID = 1L; private Integer userid; private String username; private String password; private String email; private String phone; private Integer isadmin; public static long getSerialVersionUID() { return serialVersionUID; } public Integer getUserid() { return userid; } public void setUserid(Integer userid) { this.userid = userid; } public String getUsername() { return username; } public void setUsername(String username) { this.username = username; } public String getPassword() { return password; } public void setPassword(String password) { this.password = password; } public String getEmail() { return email; } public void setEmail(String email) { this.email = email; } public String getPhone() { return phone; } public void setPhone(String phone) { this.phone = phone; } public Integer getIsadmin() { return isadmin; } public void setIsadmin(Integer isadmin) { this.isadmin = isadmin; } @Override public String toString() { return "User{" + "userid=" + userid + ", username=" + username + \ + ", password=" + password + \ + ", email=" + email + \ + ", phone=" + phone + \ + ", isadmin=" + isadmin + }; } }

Record

package com.sjsq.po; import java.util.Date; /** * @author shuijianshiqing * @date 2021/5/22 22:05 * 借阅记录实体类 */ public class Record { private Integer borrowid; private Integer userid; private Integer bookid; private String bookname; private String booklink; private Date borrowtime; public Integer getBorrowid() { return borrowid; } public void setBorrowid(Integer borrowid) { this.borrowid = borrowid; } public Integer getUserid() { return userid; } public void setUserid(Integer userid) { this.userid = userid; } public Integer getBookid() { return bookid; } public void setBookid(Integer bookid) { this.bookid = bookid; } public String getBookname() { return bookname; } public void setBookname(String bookname) { this.bookname = bookname; } public String getBooklink() { return booklink; } public void setBooklink(String booklink) { this.booklink = booklink; } public Date getBorrowtime() { return borrowtime; } public void setBorrowtime(Date borrowtime) { this.borrowtime = borrowtime; } @Override public String toString() { return "Record{" + "borrowid=" + borrowid + ", userid=" + userid + ", bookid=" + bookid + ", bookname=" + bookname + \ + ", booklink=" + booklink + \ + ", borrowtime=" + borrowtime + }; } }

Comment

package com.sjsq.po; import java.sql.Time; import java.util.Date; /** * @author shuijianshiqing * @date 2021/5/22 17:18 * * 留言表 */ public class Comment { private Integer commentid; private Integer userid; private String username; private Integer bookid; private String bookname; private String comment; private Date time; public Integer getCommentid() { return commentid; } public void setCommentid(Integer commentid) { this.commentid = commentid; } public Integer getUserid() { return userid; } public void setUserid(Integer userid) { this.userid = userid; } public String getUsername() { return username; } public void setUsername(String username) { this.username = username; } public Integer getBookid() { return bookid; } public void setBookid(Integer bookid) { this.bookid = bookid; } public String getBookname() { return bookname; } public void setBookname(String bookname) { this.bookname = bookname; } public String getComment() { return comment; } public void setComment(String comment) { this.comment = comment; } public Date getTime() { return time; } public void setTime(Date time) { this.time = time; } @Override public String toString() { return "Comment{" + "commentid=" + commentid + ", userid=" + userid + ", username=" + username + \ + ", bookid=" + bookid + ", bookname=" + bookname + \ + ", comment=" + comment + \ + ", time=" + time + }; } }

BookShelf

package com.sjsq.po; import java.util.Date; /** * @author shuijianshiqing * @date 2021/5/22 12:21 * 书架类 */ public class BookShelf { private Integer id; private Integer userid; private Integer bookid; private String bookname; private String booklink; private Date adddate; private Date removedate; public Integer getId() { return id; } public void setId(Integer id) { this.id = id; } public Integer getUserid() { return userid; } public void setUserid(Integer userid) { this.userid = userid; } public Integer getBookid() { return bookid; } public void setBookid(Integer bookid) { this.bookid = bookid; } public String getBookname() { return bookname; } public void setBookname(String bookname) { this.bookname = bookname; } public String getBooklink() { return booklink; } public void setBooklink(String booklink) { this.booklink = booklink; } public Date getAdddate() { return adddate; } public void setAdddate(Date adddate) { this.adddate = adddate; } public Date getRemovedate() { return removedate; } public void setRemovedate(Date removedate) { this.removedate = removedate; } @Override public String toString() { return "BookShelf{" + "id=" + id + ", userid=" + userid + ", bookid=" + bookid + ", bookname=" + bookname + \ + ", booklink=" + booklink + \ + ", adddate=" + adddate + ", removedate=" + removedate + }; } }

BookDao

package com.sjsq.dao; import com.sjsq.po.Book; import java.util.List; /** * @author shuijianshiqing * @date 2020/5/20 23:13 * 图书信息接口 */ public interface BookDao { /** * 查询图书信息 * @param sql * @param arr * @return */ public List<Book> select(String sql, Object[] arr); /** * 根据图书编号进行查询 * @param bookid * @return */ public Book getBook(Integer bookid); /** * 图书新增 * @param book * @return */ public boolean addBook(Book book); /** * 图书修改 * @param book * @return */ public boolean updateBook(Book book); /** * 删除图书 * @param bookid * @return */ public boolean deleteBook(Integer bookid); }

BookShelfDao

package com.sjsq.dao; import com.sjsq.po.BookShelf; import java.util.List; /** * @author shuijianshiqing * @date 2021/5/22 12:23 */ public interface BookShelfDao { /** * 按照用户名检索书架 * @param userid * @return */ public List<BookShelf> selectBookShelf(Integer userid); /** * 加入书架 * @param bookShelf * @return */ public boolean addBookShelf(BookShelf bookShelf); /** * 移出书架 * @param userid * @param bookid * @return */ public boolean removeBookShelf(Integer userid,Integer bookid); }

CommentDao

package com.sjsq.dao; import com.sjsq.po.Comment; import java.util.List; /** * @author shuijianshiqing * @date 2021/5/22 17:21 */ public interface CommentDao { /** * 添加留言 * @param comment * @return */ public boolean addComment(Comment comment); /** * 展示留言 * @param bookid * @return */ public List<Comment> selectComment(Integer bookid); }

RecordDao

package com.sjsq.dao; import com.sjsq.po.Record; import java.util.List; /** * @author shuijianshiqing * @date 2021/5/22 22:07 */ public interface RecordDao { /** * 查询所有借阅信息 * @return */ public List<Record> selectRecords(); /** * 查询借阅信息 * @return */ public List<Record> selectRecord(Integer userid); /** * 新增借阅记录 * @param record * @return */ public boolean addRecord(Record record); /** * 删除借阅记录 * @param borrowid * @return */ public boolean deleteRecord(Integer borrowid); }

UserDao

package com.sjsq.dao; import com.sjsq.po.User; import java.util.List; /** * @author shuijianshiqing * @date 2020/5/20 22:10 * 创建一个接口用于声明用户登录注册的方法 */ public interface UserDao { /** * 用户登录 * @param user * @return */ public User login(User user); /** * 用户注册 * @param user * @return */ public boolean register(User user); /** * 查询用户信息 * @param sql * @param arr * @return */ public List<User> selectUser(String sql, Object arr[]); /** * 根据用户编号进行查询 * @param userid * @return */ public User getUser(Integer userid); /** * 新增用户 * @param user * @return */ public boolean addUser(User user); /** * 修改用户 * @param user * @return */ public boolean updateUser(User user); /** * 删除用户 * @param userid * @return */ public boolean deleteUser(Integer userid); }

BookService

package com.sjsq.service; import com.sjsq.po.Book; import java.util.List; /** * @author shuijianshiqing * @date 2020/5/20 23:37 * Book的Service层 */ public interface BookService { /** * 查询图书信息 * @param bookname * @return */ public List<Book> select(String bookname); /** * 根据图书编号进行查询 * @param id * @return */ public Book getBook(Integer id); /** * 图书新增 * @param book * @return */ public boolean addBook(Book book); /** * 图书修改 * @param book * @return */ public boolean updateBook(Book book); /** * 删除图书 * @param bookid * @return */ public boolean deleteBook(Integer bookid); }

BookShelfService

package com.sjsq.service; import com.sjsq.po.BookShelf; import java.util.List; /** * @author shuijianshiqing * @date 2021/5/22 12:36 */ public interface BookShelfService { /** * 按照用户名检索书架 * @param userid * @return */ public List<BookShelf> selectBookShelf(Integer userid); /** * 加入书架 * @param bookShelf * @return */ public boolean addBookShelf(BookShelf bookShelf); /** * 移出书架 * @param userid * @param bookid * @return */ public boolean removeBookShelf(Integer userid,Integer bookid); }

CommentService

package com.sjsq.service; import com.sjsq.po.Comment; import java.util.List; /** * @author shuijianshiqing * @date 2021/5/22 17:21 */ public interface CommentService { /** * 添加留言 * @param comment * @return */ public boolean addComment(Comment comment); /** * 展示留言 * @param bookid * @return */ public List<Comment> selectComment(Integer bookid); }

RecordService

package com.sjsq.service; import com.sjsq.po.Record; import java.util.List; /** * @author shuijianshiqing * @date 2021/5/22 22:17 */ public interface RecordService { /** * 查询所有借阅信息 * @return */ public List<Record> selectRecords(); /** * 查询借阅信息 * @return */ public List<Record> selectRecord(Integer userid); /** * 新增借阅记录 * @param record * @return */ public boolean addRecord(Record record); /** * 删除借阅记录 * @param borrowid * @return */ public boolean deleteRecord(Integer borrowid); }

login.jsp

<%@ page contentType="text/html;charset=UTF-8" language="java" pageEncoding="UTF-8" %> <% // 获取绝对路径路径 ,开发项目一定要使用绝对路径




 




 




 


，不然肯定出错 String path = request.getContextPath(); String basePath = request.getScheme() + "://" + request.getServerName() + ":" + request.getServerPort() + path + "/"; %> <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html> <head> <base href="<%=basePath %>" /> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> <title>用户登录</title> <style type="text/css"> h1{ text-align: center; } h4{ text-align: center;color: red; } body{ background-color: antiquewhite; } a{ text-decoration: none;font-size: 20px;color: black; } a:hover{ text-decoration: underline;font-size: 24px;color: red; } </style> </head> <body> <form action="login-do-info.jsp" method="post"> <h1>用户登录</h1> <hr/> <table align="center"> <tr> <td>账号：</td> <td><input type="text" name="username" id="username" placeholder="请输入您的账号" autofocus="autofocus"></td> </tr> <tr> <td>密码：</td> <td><input type="password" name="password" id="password" placeholder="请输入您的密码"></td> <td><a href="search-password.jsp">找回密码</a></td> </tr> <tr> <td colspan="1"> </td> <td> <input type="submit" value="登录"/> <input type="reset" value="重置"/> <a href="register.jsp" target="_blank">注册</a> </td> </tr> </table> </form> </body> </html>

login-do-info.jsp

<%@ page contentType="text/html;charset=UTF-8" language="java" pageEncoding="UTF-8" %> <%@ page import="com.sjsq.dao.UserDao" %> <%@ page import="com.sjsq.dao.impl.UserDaoImpl" %> <%@ page import="com.sjsq.po.User" %> <%@ page import="com.sjsq.service.UserService" %> <%@ page import="com.sjsq.service.impl.UserServiceImpl" %> <%@ page import="java.util.List" %> <% // 获取绝对路径路径 ,开发项目一定要使用绝对路径   

   

   

，不然肯定出错 String path = request.getContextPath(); String basePath = request.getScheme() + "://" + request.getServerName() + ":" + request.getServerPort() + path + "/"; %> <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html> <head> <base href="<%=basePath %>"/> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> <title>用户登录</title> <style type="text/css"> h1 { text-align: center; } h4 { text-align: center; color: red; } body { background-color: antiquewhite; } </style> </head> <body> <h1>现存图书列表</h1> <hr> <% // 设置接收的编码为UTF-8 request.setCharacterEncoding("utf-8"); User user = new User(); UserDao dao = new UserDaoImpl(); String username = request.getParameter("username"); String password = request.getParameter("password"); user.setUsername(username); user.setPassword(password); // 获取用户登录信息 User us = dao.login(user); // 把数据库里面的User获取出来 UserService service = new UserServiceImpl(); List<User> list = service.selectUser(username); for (int i = 0; i < list.size(); i++) { user = list.get(i); } System.out.println("----us的信息----"); System.out.println(us); // 设置会话 session.setAttribute("user", user); // 这里要对us判空处理     

     

     

   ，1是管理者




  




  




  

，0是学生
  


  


  


，此处的isadmin必须填写不能为空




  




  




  

。 if (us != null && us.getIsadmin().equals(1)) { response.sendRedirect("admin-home.jsp"); } else if (us != null && !us.getIsadmin().equals(1)) { response.sendRedirect("user-home.jsp"); } else { response.sendRedirect("login-fail.jsp"); } %> </body> </html>

login-fail.jsp

<%@ page contentType="text/html;charset=UTF-8" language="java" pageEncoding="UTF-8"%> <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> <title>登录失败</title> <style type="text/css"> h1{ text-align: center; } h4{ text-align: center;color: red; } body{ background-color: antiquewhite; } div{ text-align: center; } </style> </head> <body> <h1>登录失败</h1> <hr> <div> <a href="login.jsp">返回登录</a> </div> </body> </html>

logout.jsp

<%@ page contentType="text/html;charset=UTF-8" language="java" pageEncoding="UTF-8" %> <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> <title>退出登录</title> </head> <body> <% // 杀掉会话 session.invalidate(); // 重定向     
     
     
  ，地址栏的链接会发生改变 response.sendRedirect("login.jsp"); %> </body> </html>

register.jsp

<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8" %> <!DOCTYPE html> <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> <title>用户注册</title> <style type="text/css"> h1{ text-align: center; } h4{ text-align: center;color: red; } body{ background-color: antiquewhite; } div{ text-align: center; } </style> </head> <body> <h1>用户注册</h1> <hr/> <form action="register-do.jsp" method="post" name="registerForm"> <div> <tr> <label>您的账号：</label> <input type="text" name="name" id="name" placeholder="请输入用户名"> </tr> </div> <div> <tr> <label>您的密码：</label> <input type="password" name="password" id="password" placeholder="请输入密码"> </tr> </div> <div> <tr> <label>确认密码：</label> <input type="password" name="relpassword" id="relpassword" placeholder="请确认密码"> </tr> </div> <div> <tr> <label>电话号码：</label> <input type="text" name="phone" id="phone" placeholder="请输入电话号码"> </tr> </div> <div> <tr> <label>电子邮件：</label> <input type="text" name="email" id="email" placeholder="请输入电子邮件"> </tr> </div> <div> <tr> <button type="submit" onclick="return checkForm()">注册</button> <button type="reset">重置</button> <a href="login.jsp" target="_blank">登录</a> </tr> </div> </form> <script type="text/javascript"> function checkForm() { var name = registerForm.name.value; var pwd = registerForm.password.value; var repwd = registerForm.relpassword.value; //alert(name + pwd + repwd); if (name == "" || name == null) { alert("请输入用户名"); registerForm.name.focus(); return false; } else if (pwd == "" || pwd == null) { alert("请输入密码"); registerForm.password.focus(); return false; } else if (repwd == "" || repwd == null) { alert("请输入确认密码"); registerForm.relpassword.focus(); return false; } else if (pwd != repwd) { alert("两次密码输入不一致 




   




   




   
，请重新输入!"); registerForm.relpassword.focus(); return false; } alert(注册成功！); return true; } </script> </body> </html>

register-do.jsp

<%@ page contentType="text/html;charset=UTF-8" language="java" pageEncoding="UTF-8"%> <%@page import="com.sjsq.dao.impl.UserDaoImpl"%> <%@page import="com.sjsq.dao.UserDao"%> <%@page import="com.sjsq.po.User"%> <!DOCTYPE html> <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> <title>处理注册</title> </head> <body> <% // 设置获取注册时的编码为UTF-8 request.setCharacterEncoding("UTF-8"); User user=new User(); //获取register.jsp页面提交的账号和密码 String name=request.getParameter("name"); String password=request.getParameter("password"); String email=request.getParameter("email"); String phone=request.getParameter("phone"); //获取register.jsp页面提交的账号和密码设置到实体类User中 user.setUsername(name); user.setPassword(password); user.setEmail(email); user.setPhone(phone); //引入数据交互层 UserDao dao=new UserDaoImpl(); boolean flag=dao.register(user); if(flag){ response.sendRedirect("login.jsp"); }else{ response.sendRedirect("register.jsp"); } %> </body> </html>

search-password.jsp

<%@ page contentType="text/html;charset=UTF-8" language="java" pageEncoding="UTF-8" %> <% // 获取绝对路径路径 ,开发项目一定要使用绝对路径

 



 



 



，不然肯定出错 String path = request.getContextPath(); String basePath = request.getScheme() + "://" + request.getServerName() + ":" + request.getServerPort() + path + "/"; %> <!DOCTYPE html> <html> <head> <base href="<%=basePath %>" /> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> <title>找回密码</title> <style type="text/css"> h1{ text-align: center; } div{ text-align: center; } body{ background-color:antiquewhite; } </style> </head> <body> <h1>找回密码</h1> <hr> <div> <a href="javascript: window.history.go(-1)">返回上一级</a> </div> <br> <form action="search-password-do.jsp" method="post"> <table align="center"> <tr> <td>请输入账号：</td> <td><input type="text" name="name"/></td> </tr> <tr> <td colspan="1"></td> <td> <input type="submit" value="提交"> <input type="reset" value="重置"> </td> </tr> </table> </form> </body> </html>

search-password-do.jsp

<%@ page contentType="text/html;charset=UTF-8" language="java" pageEncoding="UTF-8" %> <%@page import="java.util.List"%> <%@page import="com.sjsq.service.impl.UserServiceImpl"%> <%@page import="com.sjsq.po.User"%> <% // 获取绝对路径路径 ,开发项目一定要使用绝对路径                ，不然肯定出错 String path = request.getContextPath(); String basePath = request.getScheme() + "://" + request.getServerName() + ":" + request.getServerPort() + path + "/"; %> <!DOCTYPE html> <html> <head> <base href="<%=basePath %>" /> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> <title>处理找回密码</title> </head> <body> <% User user=new User(); //获取searchPassword.jsp页面提交的账号和密码 String name=request.getParameter("name"); user.setUsername(name); UserServiceImpl service=new UserServiceImpl(); List<User> list=service.selectUser(user); request.setAttribute("list", list); for(User u:list){ request.setAttribute("user", u); out.print(u); } if(user!=null){ request.getRequestDispatcher("search-password-info.jsp").forward(request, response); } %> </body> </html>

search-password-info.jsp

<%@ page contentType="text/html;charset=UTF-8" language="java" pageEncoding="UTF-8" %> <% // 获取绝对路径路径 ,开发项目一定要使用绝对路径  




    




    




    ，不然肯定出错 String path = request.getContextPath(); String basePath = request.getScheme() + "://" + request.getServerName() + ":" + request.getServerPort() + path + "/"; %> <!DOCTYPE html> <html> <head> <base href="<%=basePath %>" /> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> <title>弹出信息</title> <script type="text/javascript"> alert("您的密码是：${user.password}"); </script> <style type="text/css"> h1{ text-align: center; } div{ text-align: center; } </style> </head> <body> <h1>您的密码是：${user.password}</h1> <div> <td><a href="login.jsp">返回登录</a></td> </div> </body> </html>

admin-home.jsp

<%@ page contentType="text/html;charset=UTF-8" language="java" pageEncoding="UTF-8" %> <!DOCTYPE html> <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> <title>管理员主页</title> <style type="text/css"> body { background-color: antiquewhite; text-align: center; } </style> </head> <body> <%-- 头部 --%> <jsp:include page="top.jsp"/> <h1>欢迎来到图书管理系统</h1> <hr> <h4>管理员操作</h4> <a href="admin-user-manager.jsp">管理用户</a> <a href="admin-book-manager.jsp">管理图书</a> </body> </html>

admin-book-add.jsp

<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8" %> <!DOCTYPE html> <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> <title>新增图书</title> <style type="text/css"> h1 { text-align: center; } h4 { text-align: center; color: red; } body { background-color: antiquewhite; } div { text-align: center; } #before { text-align: center; } </style> </head> <body> <%-- 头部 --%> <jsp:include page="top.jsp"/> <h1>新增图书</h1> <hr> <div id="before"> <a href="javascript: window.history.go(-1)">返回上一级</a> </div> </br> <form action="admin-book-do-add.jsp" method="post" name="registerForm"> <div> <tr> <label>图书名称：</label> <input type="text" name="bookname" id="bookname" placeholder="图书名称" autofocus="autofocus"> </tr> </div> <div> <tr> <label>图书价格：</label></td> <input type="text" name="price" id="price" placeholder="图书价格(数字)"> </tr> </div> <div> <tr> <label>图书作者：</label> <input type="text" name="author" id="author" placeholder="图书作者"> </tr> </div> <div> <tr> <label>出版公司：</label> <input type="text" name="publish" id="publish" placeholder="出版公司"> </tr> </div> <div> <tr> <label>类型编号：</label> <input type="text" name="categoryid" id="categoryid" placeholder="类型编号"> </tr> </div> <div> <tr> <label>书籍链接：</label> <input type="text" name="booklink" id="booklink" placeholder="书籍链接"> </tr> </div> <div id="submitbtn"> <tr> <button type="submit" onclick="return checkForm()">添加</button> <button type="reset">重置</button> </tr> </div> </form> <script type="text/javascript"> function checkForm() { var bookname = registerForm.bookname.value; var price = registerForm.price.value; if (bookname == "" || bookname == null) { alert("请输入图书名称"); registerForm.bookname.focus(); return false; } else if (price == "" || price == null) { alert("请输入图书价格"); registerForm.price.focus(); return false; } alert(添加成功！); return true; } </script> </body> </html>

admin-book-delete.jsp

<%@ page contentType="text/html;charset=UTF-8" language="java" pageEncoding="UTF-8" %> <%@ page import="com.sjsq.dao.BookDao" %> <%@ page import="com.sjsq.dao.impl.BookDaoImpl" %> <%@ page import="com.sjsq.po.Book" %> <%@ page import="com.sjsq.service.BookService" %> <%@ page import="com.sjsq.service.impl.BookServiceImpl" %> <html> <head> <title>删除图书</title> <style type="text/css"> #before { text-align: center; } body { background-color: antiquewhite; } </style> </head> <body> <%-- 头部 --%> <jsp:include