java创建一个水产类,其中包含私有属性名称、价格和重量,然 后创建方法去访问和修改这些属性的测试类
时间: 2024-05-05 07:23:02 浏览: 19
下面是创建一个水产类,包含私有属性名称、价格和重量,以及访问和修改这些属性的方法的Java代码:
```java
public class Seafood {
private String name;
private double price;
private double weight;
public Seafood(String name, double price, double weight) {
this.name = name;
this.price = price;
this.weight = weight;
}
public String getName() {
return name;
}
public double getPrice() {
return price;
}
public double getWeight() {
return weight;
}
public void setName(String name) {
this.name = name;
}
public void setPrice(double price) {
this.price = price;
}
public void setWeight(double weight) {
this.weight = weight;
}
}
```
然后,我们可以创建一个测试类来测试这个Seafood类:
```java
public class SeafoodTest {
public static void main(String[] args) {
Seafood seafood = new Seafood("Salmon", 10.99, 0.5);
System.out.println("Name: " + seafood.getName());
System.out.println("Price: " + seafood.getPrice());
System.out.println("Weight: " + seafood.getWeight());
seafood.setName("Tuna");
seafood.setPrice(15.99);
seafood.setWeight(0.8);
System.out.println("\nAfter modification:");
System.out.println("Name: " + seafood.getName());
System.out.println("Price: " + seafood.getPrice());
System.out.println("Weight: " + seafood.getWeight());
}
}
```
输出结果如下:
```
Name: Salmon
Price: 10.99
Weight: 0.5
After modification:
Name: Tuna
Price: 15.99
Weight: 0.8
```
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