java get正确写类的练习题 猫

package mianxiangduixiang;
//猫
public class cat {
    private String name;
    private String color;
    private int    age;
    

    public String getName() {
        return name;
    }
    public void setName(String name) {
        this.name = name;
    }
    public String getColor() {
        return color;
    }
    public void setColor(String color) {
        this.color = color;
    }
    public int getAge() {
        return age;
    }
    public void setAge(int age) {
        this.age = age;
    }
    //行为
    //显示名字
    private void showName()
    {
        System.out.println("猫的名字是"+this.name);
    }
    //叫一声
    private void shout()
    {
        System.out.println("喵....");
    }
    //构造方法
    public cat(String name, String color, int age) {
        super();
        this.name = name;
        this.color = color;
        this.age = age;
    }
    
    public cat(String name) {
        super();
        this.name = name;
    }
    public static void main(String[] args) {
        
        cat cat1 =new cat("妮妮");
        cat1.setColor("灰色");
        cat1.setAge(2);
        System.out.println("这只猫叫"+cat1.getName()+"颜色是"+cat1.getColor());
        System.out.println("这只猫叫"+cat1.getName()+"年龄是"+cat1.getAge()+"岁");
    }
    
    
 
}

输出猫的名字和颜色

输出猫的名字和年龄