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初级入门-基于Java的图书管理系统设计与实现

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Marblog
发布2025-07-24 11:02:49
发布2025-07-24 11:02:49
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文章被收录于专栏:技术分享技术分享

一、项目背景

在数字化管理需求日益增长的背景下,本文将设计一个基于B/S架构的图书管理系统。系统采用前后端分离开发模式,后端使用Spring Boot框架实现业务逻辑,前端通过JavaScript+HTML+CSS构建交互界面,MySQL数据库完成数据持久化存储。该系统可满足图书馆日常管理需求,具备图书查询、借阅、归还等核心功能。


二、技术选型

技术栈

说明

后端框架

Spring Boot 3.1.4 + MyBatis-Plus 3.5.3.1

前端技术

HTML5 + CSS3 + JavaScript ES6 + Bootstrap 5.3.0

数据库

MySQL 8.0.33

安全框架

Spring Security 6.1.3

开发工具

IntelliJ IDEA 2023.2 + Visual Studio Code 1.89.1


三、数据库设计

3.1 ER图设计

3.2 核心表结构

用户表(users)

字段名

类型

约束条件

说明

id

INT

PRIMARY KEY AUTO_INCREMENT

用户ID

username

VARCHAR(50)

UNIQUE NOT NULL

用户名

password

VARCHAR(100)

NOT NULL

加密密码

role

VARCHAR(20)

DEFAULT 'USER'

角色(USER/ADMIN)

图书表(books)

字段名

类型

约束条件

说明

id

INT

PRIMARY KEY AUTO_INCREMENT

图书ID

title

VARCHAR(100)

NOT NULL

书名

author

VARCHAR(50)

NOT NULL

作者

isbn

VARCHAR(20)

UNIQUE

ISBN编号

stock

INT

DEFAULT 0

库存数量

借阅记录表(borrow_records)

字段名

类型

约束条件

说明

id

INT

PRIMARY KEY AUTO_INCREMENT

记录ID

user_id

INT

FOREIGN KEY REFERENCES users(id)

用户ID

book_id

INT

FOREIGN KEY REFERENCES books(id)

图书ID

borrow_date

DATE

DEFAULT CURRENT_DATE

借阅日期

return_date

DATE

NULL

应还日期

status

VARCHAR(20)

DEFAULT 'BORROWED'

状态(已借/已还)


四、功能模块实现

4.1 后端实现(Spring Boot)

1. 实体层(Entity)

代码语言:javascript
复制
package com.example.library.entity;

import jakarta.persistence.*;
import lombok.Data;
import java.time.LocalDate;

@Data
@Entity
@Table(name = "books")
public class Book {
    @Id
    @GeneratedValue(strategy = GenerationType.IDENTITY)
    private Long id;
    
    @Column(nullable = false, length = 100)
    private String title;
    
    @Column(nullable = false, length = 50)
    private String author;
    
    @Column(unique = true, length = 20)
    private String isbn;
    
    @Column(name = "publish_date")
    private LocalDate publishDate;
    
    @Column(nullable = false)
    private Integer stock = 0;
}

2. 数据访问层(Mapper/Repository)

代码语言:javascript
复制
package com.example.library.repository;

import com.example.library.entity.Book;
import org.springframework.data.jpa.repository.JpaRepository;
import org.springframework.data.jpa.repository.Modifying;
import org.springframework.data.jpa.repository.Query;
import org.springframework.transaction.annotation.Transactional;

import java.util.List;

public interface BookRepository extends JpaRepository<Book, Long> {
    
    List<Book> findByTitleContainingOrAuthorContaining(String title, String author);
    
    @Transactional
    @Modifying
    @Query("UPDATE Book b SET b.stock = b.stock - 1 WHERE b.id = :bookId AND b.stock > 0")
    int decreaseStock(Long bookId);
    
    @Transactional
    @Modifying
    @Query("UPDATE Book b SET b.stock = b.stock + 1 WHERE b.id = :bookId")
    int increaseStock(Long bookId);
}

3. 服务层(Service)

代码语言:javascript
复制
package com.example.library.service;

import com.example.library.entity.Book;
import com.example.library.exception.BusinessException;
import com.example.library.repository.BookRepository;
import lombok.RequiredArgsConstructor;
import org.springframework.data.domain.Page;
import org.springframework.data.domain.Pageable;
import org.springframework.stereotype.Service;

import static com.example.library.constant.ErrorCode.*;

@Service
@RequiredArgsConstructor
public class BookService {
    private final BookRepository bookRepository;

    public Page<Book> getBooks(Pageable pageable) {
        return bookRepository.findAll(pageable);
    }

    public List<Book> searchBooks(String keyword) {
        return bookRepository.findByTitleContainingOrAuthorContaining(keyword, keyword);
    }

    public Book addBook(Book book) {
        return bookRepository.save(book);
    }

    public void borrowBook(Long bookId) {
        int updated = bookRepository.decreaseStock(bookId);
        if (updated == 0) {
            throw new BusinessException(BOOK_STOCK_INSUFFICIENT);
        }
    }

    public void returnBook(Long bookId) {
        bookRepository.increaseStock(bookId);
    }
}

4. 控制层(Controller)

代码语言:javascript
复制
package com.example.library.controller;

import com.example.library.entity.Book;
import com.example.library.service.BookService;
import lombok.RequiredArgsConstructor;
import org.springframework.data.domain.Page;
import org.springframework.data.domain.Pageable;
import org.springframework.data.web.PageableDefault;
import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.*;

import java.util.List;

@RestController
@RequestMapping("/api/books")
@RequiredArgsConstructor
public class BookController {
    private final BookService bookService;

    @GetMapping
    public ResponseEntity<Page<Book>> getBooks(
            @PageableDefault(size = 10) Pageable pageable) {
        return ResponseEntity.ok(bookService.getBooks(pageable));
    }

    @GetMapping("/search")
    public ResponseEntity<List<Book>> searchBooks(
            @RequestParam String keyword) {
        return ResponseEntity.ok(bookService.searchBooks(keyword));
    }

    @PostMapping
    public ResponseEntity<Book> addBook(@RequestBody Book book) {
        return ResponseEntity.ok(bookService.addBook(book));
    }

    @PostMapping("/{bookId}/borrow")
    public ResponseEntity<Void> borrowBook(@PathVariable Long bookId) {
        bookService.borrowBook(bookId);
        return ResponseEntity.ok().build();
    }

    @PostMapping("/{bookId}/return")
    public ResponseEntity<Void> returnBook(@PathVariable Long bookId) {
        bookService.returnBook(bookId);
        return ResponseEntity.ok().build();
    }
}

5. 异常处理(全局异常处理器)

代码语言:javascript
复制
package com.example.library.handler;

import com.example.library.exception.BusinessException;
import com.example.library.vo.CommonResponse;
import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.RestControllerAdvice;

@RestControllerAdvice
public class GlobalExceptionHandler {
    
    @ExceptionHandler(BusinessException.class)
    public ResponseEntity<CommonResponse<Void>> handleBusinessException(BusinessException e) {
        return ResponseEntity
                .status(e.getErrorCode().getHttpStatus())
                .body(CommonResponse.error(e.getErrorCode()));
    }
}

6. 配置类(数据库&安全)

代码语言:javascript
复制
package com.example.library.config;

import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.security.config.annotation.web.builders.HttpSecurity;
import org.springframework.security.web.SecurityFilterChain;

@Configuration
public class SecurityConfig {
    @Bean
    public SecurityFilterChain securityFilterChain(HttpSecurity http) throws Exception {
        http
            .csrf().disable()
            .authorizeHttpRequests(auth -> auth
                .requestMatchers("/api/books/**").permitAll()
                .anyRequest().authenticated()
            );
        return http.build();
    }
}

4.2 前端实现(JavaScript)

图书查询页面
代码语言:javascript
复制
<!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>智慧图书馆管理系统</title>
    <!-- Bootstrap 5.3.0 -->
    <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/css/bootstrap.min.css" rel="stylesheet">
    <!-- Font Awesome 图标 -->
    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.4.0/css/all.min.css">
    <style>
        :root {
            --primary-color: #3498db;
            --secondary-color: #2c3e50;
            --accent-color: #e74c3c;
            --light-bg: #f8f9fa;
            --card-shadow: 0 8px 16px rgba(0,0,0,0.1);
        }
        
        body {
            background-color: var(--light-bg);
            font-family: 'Segoe UI', 'Microsoft YaHei', sans-serif;
        }
        
        .navbar-brand {
            font-weight: 700;
            color: var(--primary-color);
        }
        
        .hero-section {
            background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
            color: white;
            padding: 3rem 0;
            margin-bottom: 2rem;
        }
        
        .card {
            border: none;
            border-radius: 12px;
            transition: transform 0.3s, box-shadow 0.3s;
            margin-bottom: 1.5rem;
            box-shadow: var(--card-shadow);
        }
        
        .card:hover {
            transform: translateY(-5px);
            box-shadow: 0 12px 24px rgba(0,0,0,0.15);
        }
        
        .book-cover {
            height: 180px;
            background-size: cover;
            background-position: center;
            border-radius: 8px 8px 0 0;
        }
        
        .book-actions {
            display: flex;
            gap: 0.5rem;
            margin-top: auto;
        }
        
        .action-btn {
            flex: 1;
            padding: 0.5rem;
        }
        
        .card-footer {
            background: white;
            border-top: none;
        }
        
        .stats-card {
            border-radius: 12px;
            color: white;
            margin-bottom: 1.5rem;
        }
        
        .stats-card.primary {
            background: linear-gradient(to right, #3498db, #2c3e50);
        }
        
        .stats-card.warning {
            background: linear-gradient(to right, #f39c12, #d35400);
        }
        
        .stats-card.success {
            background: linear-gradient(to right, #2ecc71, #27ae60);
        }
        
        .search-bar {
            padding: 1rem;
            background: white;
            border-radius: 12px;
            box-shadow: var(--card-shadow);
            margin-bottom: 2rem;
        }
        
        .search-input {
            border: 2px solid var(--primary-color);
            border-radius: 50px;
            padding: 0.75rem 1.5rem;
        }
        
        .book-detail {
            display: none;
            position: fixed;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 80%;
            max-width: 800px;
            background: white;
            border-radius: 16px;
            z-index: 1000;
            box-shadow: 0 25px 50px rgba(0,0,0,0.25);
            padding: 2rem;
        }
        
        .detail-backdrop {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0,0,0,0.5);
            z-index: 999;
        }
    </style>
</head>
<body>
    <!-- 导航栏 -->
    <nav class="navbar navbar-expand-lg bg-white shadow-sm">
        <div class="container">
            <a class="navbar-brand" href="#">
                <i class="fas fa-book me-2"></i>智慧图书馆
            </a>
            <button class="navbar-toggler" type="button">
                <span class="navbar-toggler-icon"></span>
            </button>
            <div class="collapse navbar-collapse">
                <ul class="navbar-nav me-auto">
                    <li class="nav-item">
                        <a class="nav-link active" href="#">
                            <i class="fas fa-home me-1"></i>首页
                        </a>
                    </li>
                    <li class="nav-item">
                        <a class="nav-link" href="#">
                            <i class="fas fa-book-open me-1"></i>图书管理
                        </a>
                    </li>
                    <li class="nav-item">
                        <a class="nav-link" href="#">
                            <i class="fas fa-user-clock me-1"></i>借阅管理
                        </a>
                    </li>
                </ul>
                <div class="d-flex align-items-center">
                    <div class="dropdown me-3">
                        <a class="btn btn-outline-primary dropdown-toggle" href="#" role="button">
                            <i class="fas fa-bell"></i>
                            <span class="badge bg-danger position-absolute top-0 start-100 translate-middle">3</span>
                        </a>
                    </div>
                    <div class="dropdown">
                        <a class="d-flex align-items-center text-decoration-none dropdown-toggle" href="#">
                            <img src="https://ui-avatars.com/api/?name=用户管理员" class="rounded-circle me-2" width="40" height="40">
                            <strong>管理员</strong>
                        </a>
                    </div>
                </div>
            </div>
        </div>
    </nav>

    <!-- 头部横幅 -->
    <section class="hero-section">
        <div class="container text-center">
            <h1 class="display-4 fw-bold mb-3">发现知识的无限可能</h1>
            <p class="lead mb-4">高效管理您的图书资源,提升借阅体验</p>
            <div class="d-flex justify-content-center gap-3">
                <button class="btn btn-light btn-lg px-4">
                    <i class="fas fa-book me-1"></i>浏览藏书
                </button>
                <button class="btn btn-outline-light btn-lg px-4">
                    <i class="fas fa-plus me-1"></i>添加书籍
                </button>
            </div>
        </div>
    </section>

    <div class="container">
        <!-- 搜索区域 -->
        <div class="search-bar">
            <div class="input-group">
                <input type="text" class="form-control search-input" placeholder="搜索书名、作者、ISBN...">
                <button class="btn btn-primary px-4">
                    <i class="fas fa-search me-1"></i>搜索
                </button>
                <button class="btn btn-outline-secondary">
                    <i class="fas fa-sliders"></i>筛选
                </button>
            </div>
        </div>

        <!-- 统计卡片 -->
        <div class="row">
            <div class="col-md-4">
                <div class="stats-card primary p-4 rounded">
                    <h5>藏书总数</h5>
                    <div class="d-flex align-items-center justify-content-between">
                        <h2 class="mb-0">1,254</h2>
                        <i class="fas fa-book fa-3x opacity-25"></i>
                    </div>
                </div>
            </div>
            <div class="col-md-4">
                <div class="stats-card warning p-4 rounded">
                    <h5>当前借阅</h5>
                    <div class="d-flex align-items-center justify-content-between">
                        <h2 class="mb-0">328</h2>
                        <i class="fas fa-book-reader fa-3x opacity-25"></i>
                    </div>
                </div>
            </div>
            <div class="col-md-4">
                <div class="stats-card success p-4 rounded">
                    <h5>可用库存</h5>
                    <div class="d-flex align-items-center justify-content-between">
                        <h2 class="mb-0">926</h2>
                        <i class="fas fa-check-circle fa-3x opacity-25"></i>
                    </div>
                </div>
            </div>
        </div>

        <!-- 图书列表 -->
        <div class="row mt-4">
            <h3 class="mb-4"><i class="fas fa-bookmark me-2"></i>热门藏书</h3>
            
            <!-- 图书卡片 1 -->
            <div class="col-md-4">
                <div class="card h-100">
                    <div class="book-cover" style="background-image: url('https://picsum.photos/id/24/400/300')"></div>
                    <div class="card-body">
                        <h5 class="card-title">Java核心技术 卷I</h5>
                        <p class="text-muted">Cay S. Horstmann</p>
                        <div class="d-flex justify-content-between align-items-center mt-3">
                            <span class="badge bg-success">库存: 12</span>
                            <span class="badge bg-primary">ISBN: 9787115473891</span>
                        </div>
                    </div>
                    <div class="card-footer">
                        <div class="book-actions">
                            <button class="btn btn-primary btn-sm action-btn">
                                <i class="fas fa-bookmark me-1"></i>借阅
                            </button>
                            <button class="btn btn-outline-primary btn-sm action-btn">
                                <i class="fas fa-info-circle me-1"></i>详情
                            </button>
                        </div>
                    </div>
                </div>
            </div>
            
            <!-- 图书卡片 2 -->
            <div class="col-md-4">
                <div class="card h-100">
                    <div class="book-cover" style="background-image: url('https://picsum.photos/id/20/400/300')"></div>
                    <div class="card-body">
                        <h5 class="card-title">深入理解JavaScript</h5>
                        <p class="text-muted">Nicholas C. Zakas</p>
                        <div class="d-flex justify-content-between align-items-center mt-3">
                            <span class="badge bg-warning text-dark">库存: 3</span>
                            <span class="badge bg-primary">ISBN: 9787115422462</span>
                        </div>
                    </div>
                    <div class="card-footer">
                        <div class="book-actions">
                            <button class="btn btn-primary btn-sm action-btn">
                                <i class="fas fa-bookmark me-1"></i>借阅
                            </button>
                            <button class="btn btn-outline-primary btn-sm action-btn">
                                <i class="fas fa-info-circle me-1"></i>详情
                            </button>
                        </div>
                    </div>
                </div>
            </div>
            
            <!-- 图书卡片 3 -->
            <div class="col-md-4">
                <div class="card h-100">
                    <div class="book-cover" style="background-image: url('https://picsum.photos/id/8/400/300')"></div>
                    <div class="card-body">
                        <h5 class="card-title">Spring Boot实战</h5>
                        <p class="text-muted">Craig Walls</p>
                        <div class="d-flex justify-content-between align-items-center mt-3">
                            <span class="badge bg-success">库存: 8</span>
                            <span class="badge bg-primary">ISBN: 9787115451479</span>
                        </div>
                    </div>
                    <div class="card-footer">
                        <div class="book-actions">
                            <button class="btn btn-primary btn-sm action-btn">
                                <i class="fas fa-bookmark me-1"></i>借阅
                            </button>
                            <button class="btn btn-outline-primary btn-sm action-btn">
                                <i class="fas fa-info-circle me-1"></i>详情
                            </button>
                        </div>
                    </div>
                </div>
            </div>
        </div>

        <!-- 图书详情模态框 -->
        <div class="detail-backdrop"></div>
        <div class="book-detail">
            <button class="btn btn-sm btn-light position-absolute top-0 end-0 m-3">
                <i class="fas fa-times"></i>
            </button>
            <div class="row">
                <div class="col-md-4">
                    <div class="book-cover h-100" style="background-image: url('https://picsum.photos/id/24/800/600')"></div>
                </div>
                <div class="col-md-8">
                    <h3>Java核心技术 卷I</h3>
                    <p class="lead text-muted">Cay S. Horstmann</p>
                    
                    <div class="mt-4">
                        <h5><i class="fas fa-info-circle me-2"></i>图书信息</h5>
                        <ul class="list-group list-group-flush">
                            <li class="list-group-item d-flex justify-content-between">
                                <span>ISBN:</span>
                                <span class="fw-bold">9787115473891</span>
                            </li>
                            <li class="list-group-item d-flex justify-content-between">
                                <span>出版日期:</span>
                                <span class="fw-bold">2023-05-15</span>
                            </li>
                            <li class="list-group-item d-flex justify-content-between">
                                <span>分类:</span>
                                <span class="fw-bold">编程语言/计算机科学</span>
                            </li>
                            <li class="list-group-item d-flex justify-content-between">
                                <span>状态:</span>
                                <span class="badge bg-success">可借阅</span>
                            </li>
                        </ul>
                    </div>
                    
                    <div class="mt-4">
                        <h5><i class="fas fa-file-alt me-2"></i>内容简介</h5>
                        <p class="card-text">本书针对Java SE 17全面更新,是经典的Java核心技术卷I,提供了完整且深入的Java语言介绍、面向对象程序设计和用户界面编程等内容...</p>
                    </div>
                    
                    <div class="mt-4">
                        <button class="btn btn-primary w-100 py-3">
                            <i class="fas fa-bookmark me-2"></i>立即借阅本书
                        </button>
                    </div>
                </div>
            </div>
        </div>
    </div>

    <!-- JavaScript -->
    <script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/js/bootstrap.bundle.min.js"></script>
    <script>
        // 模拟图书数据
        const books = [
            {
                id: 1,
                title: "Java核心技术 卷I",
                author: "Cay S. Horstmann",
                isbn: "9787115473891",
                cover: "https://picsum.photos/id/24/400/300",
                description: "本书针对Java SE 17全面更新,是经典的Java核心技术卷I...",
                publishDate: "2023-05-15",
                category: "编程语言/计算机科学",
                stock: 12
            },
            {
                id: 2,
                title: "深入理解JavaScript",
                author: "Nicholas C. Zakas",
                isbn: "9787115422462",
                cover: "https://picsum.photos/id/20/400/300",
                description: "本书讲解了JavaScript语言的所有部分和功能...",
                publishDate: "2022-11-20",
                category: "Web开发/前端",
                stock: 3
            },
            {
                id: 3,
                title: "Spring Boot实战",
                author: "Craig Walls",
                isbn: "9787115451479",
                cover: "https://picsum.photos/id/8/400/300",
                description: "Spring改变了Java企业级开发的方式,而Spring Boot改变了Spring应用开发的方式...",
                publishDate: "2023-02-10",
                category: "后端开发",
                stock: 8
            }
        ];

        // 详情弹窗交互
        document.querySelectorAll('.btn-outline-primary').forEach(button => {
            button.addEventListener('click', function() {
                const card = this.closest('.card');
                const title = card.querySelector('.card-title').textContent;
                const book = books.find(b => b.title === title);
                
                if(book) {
                    const detailView = document.querySelector('.book-detail');
                    detailView.querySelector('h3').textContent = book.title;
                    detailView.querySelector('.lead').textContent = book.author;
                    detailView.querySelector('.book-cover').style.backgroundImage = `url(${book.cover})`;
                    detailView.querySelectorAll('.list-group-item span.fw-bold')[0].textContent = book.isbn;
                    detailView.querySelectorAll('.list-group-item span.fw-bold')[1].textContent = book.publishDate;
                    detailView.querySelectorAll('.list-group-item span.fw-bold')[2].textContent = book.category;
                    detailView.querySelector('.card-text').textContent = book.description;
                    
                    document.querySelector('.detail-backdrop').style.display = 'block';
                    detailView.style.display = 'block';
                }
            });
        });

        // 关闭详情弹窗
        document.querySelector('.book-detail .btn').addEventListener('click', function() {
            document.querySelector('.detail-backdrop').style.display = 'none';
            document.querySelector('.book-detail').style.display = 'none';
        });
        
        // 搜索功能
        document.querySelector('.search-bar button.btn-primary').addEventListener('click', function() {
            const searchTerm = document.querySelector('.search-input').value.toLowerCase();
            
            document.querySelectorAll('.card').forEach(card => {
                const title = card.querySelector('.card-title').textContent.toLowerCase();
                const author = card.querySelector('.text-muted').textContent.toLowerCase();
                
                if(title.includes(searchTerm) || author.includes(searchTerm)) {
                    card.style.display = '';
                    card.parentElement.classList.add('animate__animated', 'animate__fadeIn');
                } else {
                    card.style.display = 'none';
                }
            });
        });

        // 借阅功能
        document.querySelectorAll('.book-actions .btn-primary').forEach(button => {
            button.addEventListener('click', function() {
                const card = this.closest('.card');
                const title = card.querySelector('.card-title').textContent;
                const badge = card.querySelector('.badge');
                
                // 简单借阅效果(实际中应调用后端API)
                const currentStock = parseInt(badge.textContent.split(' ')[1]);
                if(currentStock > 0) {
                    badge.textContent = `库存: ${currentStock - 1}`;
                    
                    // 添加成功提示
                    this.innerHTML = '<i class="fas fa-check me-1"></i>已借阅';
                    this.classList.remove('btn-primary');
                    this.classList.add('btn-success');
                    this.disabled = true;
                    
                    setTimeout(() => {
                        alert(`《${title}》借阅成功!请在30天内归还`);
                    }, 300);
                } else {
                    alert('库存不足,无法借阅');
                }
            });
        });
    </script>
</body>
</html>

五、系统演示

5.1 用户端功能

  1. ​图书查询​​:支持书名/作者模糊搜索,实时显示查询结果

5.2 管理员端功能

  1. ​图书管理​​:
    • 批量导入图书数据(Excel格式)
    • 图书分类管理
    • 状态标记(在库/外借/维护)
  2. ​用户管理​​:
    • 权限分级控制(普通用户/管理员)
    • 异常登录检测
    • 借阅超期提醒

六、创新点分析

  1. ​智能库存预警​​:当库存低于阈值时自动发送邮件提醒等等
  2. ​多维度统计​​:
    • 图书借阅排行榜
    • 用户活跃度分析
    • 热门图书时段分析
  3. ​安全增强​​:
    • 密码加密存储(BCrypt算法)
    • 防SQL注入过滤
    • 请求频率限制

七、部署方案

  1. ​环境要求​​:
    • JDK 17+
    • MySQL 8.0+
    • Node.js 16+
  2. ​部署步骤​​:
代码语言:javascript
复制
# 后端部署方式
mvn clean package
java -jar target/library-system-0.0.1-SNAPSHOT.jar

# 前端部署
cd frontend
npm install
npm run build

八、项目总结

本图书系统通过Spring Boot+HTML+JavaScript技术栈实现了完整的图书管理功能,具备良好的扩展性。未来可扩展电子书资源模块、移动端适配、智能推荐系统等功能。

原创声明:本文系作者授权腾讯云开发者社区发表,未经许可,不得转载。

如有侵权,请联系 cloudcommunity@tencent.com 删除。

原创声明:本文系作者授权腾讯云开发者社区发表,未经许可,不得转载。

如有侵权,请联系 cloudcommunity@tencent.com 删除。

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目录
  • 一、项目背景
  • 二、技术选型
  • 三、数据库设计
    • 3.1 ER图设计
    • 3.2 核心表结构
      • 用户表(users)
      • 图书表(books)
      • 借阅记录表(borrow_records)
  • 四、功能模块实现
    • 4.1 后端实现(Spring Boot)
    • 1. 实体层(Entity)
    • 2. 数据访问层(Mapper/Repository)
    • 3. 服务层(Service)
    • 4. 控制层(Controller)
    • 5. 异常处理(全局异常处理器)
    • 6. 配置类(数据库&安全)
    • 4.2 前端实现(JavaScript)
      • 图书查询页面
  • 五、系统演示
    • 5.1 用户端功能
    • 5.2 管理员端功能
  • 六、创新点分析
  • 七、部署方案
  • 八、项目总结
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