hhhhhhhh/BasicTest.java

package jichuti1;

import java.time.LocalDate;

public class BasicTest {
    public static void main(String[] args) {
        // 创建图书类别
        BookCategory category = new BookCategory("C001", "计算机科学");

        // 创建图书
        Book book1 = new Book("B001", "Java编程思想", "Bruce Eckel");
        Book book2 = new Book("B002", "数据结构", "严蔚敏");

        // 建立聚合关系
        category.addBook(book1);
        category.addBook(book2);

        // 创建读者
        Reader reader = new Reader("R001", "张三");

        // 预约图书（book1已被借出）
        book1.setAvailable(false);
        Reservation reservation = reader.reserveBook(book1, LocalDate.now());

        if (reservation != null) {
            System.out.println(reader.getName() + " 成功预约图书：" + book1.getTitle());
            System.out.println("预约ID：" + reservation.getReservationId());
        }
    }
}