37 lines
727 B
Java
37 lines
727 B
Java
package chapter3.demo31;
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public class Book {
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private final int id; // 编号
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private final String name; // 书名
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private final double price; // 价格
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private final int storage; // 库存
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// 有参构造
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public Book(int id, String name, double price, int storage) {
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this.id = id;
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this.name = name;
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this.price = price;
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this.storage = storage;
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}
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// 获取书号
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public int getId() {
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return id;
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}
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// 获取书名
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public String getName() {
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return name;
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}
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// 获取价格
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public double getPrice() {
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return price;
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}
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// 获取库存
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public int getStorage() {
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return storage;
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}
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}
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