定义生物类Live,(属性:name名称)它的两个子类分别是动物Animals(属性:color颜色)和植物Plants(属性:color颜色)。其中动物Animals的子类有Cow奶牛类和Sheep绵羊类,(属性:weight体重)。植物Plants类有Tree树类和Flowers类,(属性:height高度)。用程序定义他们之间的关系,要求:对属性进行封装。同时定义这些类的无参构造和有参构造。程序遵守JavaBean规范。
时间: 2024-03-02 08:48:43 浏览: 21
根据您的要求,我为您编写了以下代码:
Live类:
```java
public class Live {
private String name;
public Live() {}
public Live(String name) {
this.name = name;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
}
```
Animals类:
```java
public class Animals extends Live {
private String color;
public Animals() {}
public Animals(String name, String color) {
super(name);
this.color = color;
}
public String getColor() {
return color;
}
public void setColor(String color) {
this.color = color;
}
}
```
Cow类:
```java
public class Cow extends Animals {
private double weight;
public Cow() {}
public Cow(String name, String color, double weight) {
super(name, color);
this.weight = weight;
}
public double getWeight() {
return weight;
}
public void setWeight(double weight) {
this.weight = weight;
}
}
```
Sheep类:
```java
public class Sheep extends Animals {
private double weight;
public Sheep() {}
public Sheep(String name, String color, double weight) {
super(name, color);
this.weight = weight;
}
public double getWeight() {
return weight;
}
public void setWeight(double weight) {
this.weight = weight;
}
}
```
Plants类:
```java
public class Plants extends Live {
private String color;
public Plants() {}
public Plants(String name, String color) {
super(name);
this.color = color;
}
public String getColor() {
return color;
}
public void setColor(String color) {
this.color = color;
}
}
```
Tree类:
```java
public class Tree extends Plants {
private double height;
public Tree() {}
public Tree(String name, String color, double height) {
super(name, color);
this.height = height;
}
public double getHeight() {
return height;
}
public void setHeight(double height) {
this.height = height;
}
}
```
Flowers类:
```java
public class Flowers extends Plants {
private double height;
public Flowers() {}
public Flowers(String name, String color, double height) {
super(name, color);
this.height = height;
}
public double getHeight() {
return height;
}
public void setHeight(double height) {
this.height = height;
}
}
```
以上代码实现了Live、Animals、Plants、Cow、Sheep、Tree和Flowers类之间的继承关系,并且对各个类的属性进行了封装。您可以在任何需要的地方使用这些类。
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