第十四次JAVA作业

 

 

public class Vehicle {
    private String brand;
    private String color;
    private double speed;

    public String getBrand() {
        return brand;
    }

    public void setBrand(String brand) {
        this.brand = brand;
    }

    public String getColor() {
        return color;
    }

    public void setColor(String color) {
        this.color = color;
    }

    public double getSpeed() {
        return speed;
    }

    public void setSpeed(double speed) {
        this.speed = speed;
    }

    public Vehicle() {
        super();
    }

    public Vehicle(String brand, String color, Double speed) {
        super();
        this.brand = brand;
        this.color = color;
        this.speed = 0;
    }

    public void run(){
        System.out.println(brand+"牌的"+color+"车正在以"+speed+"速度奔跑");
    }
}

package car;

public class car extends Vehicle {
    private int loader;
    
    public car() {
        super();
    }

    
    public car(String brand, String color, Double speed,int loader) {
        super(brand, color, speed);
        // TODO Auto-generated constructor stub
    }


    public int getLoader() {
        return loader;
    }

    public void setLoader(int loader) {
        this.loader = loader;
    }

    public void run() {
        System.out.println( getBrand()+"牌的"+getColor()+"车正在以"+getSpeed()+"速度奔跑"+"承载几人"+getLoader());
    }
}

package car;

public class Test {

    public static void main(String[] args) {
        // TODO Auto-generated method stub
        Vehicle a = new Vehicle();
        a.setBrand("benz");
        a.setColor("black");
        a.run();
        
        car c=new car();
        c.setBrand("Honda");
        c.setColor("rad");
        c.setLoader(2);
        c.run();
    }
}

 

 

 

 

package bb;

public class Shape {
    private double area;
    private double per;
    private String color;

    public double getArea() {
        return area;
    }

    public void setArea(double area) {
        this.area = area;
    }

    public double getPer() {
        return per;
    }

    public void setPer(double per) {
        this.per = per;
    }

    public String getColor() {
        return color;
    }

    public void setColor(String color) {
        this.color = color;
    }

    public Shape() {
        super();
    }


    public Shape(String color) {
        super();
        this.color = color;
    }

    public Shape(double area, double per, String color) {
        super();
        this.area = area;
        this.per = per;
        this.color = color;
    }

    public void showAll() {

    }
    public void fetColor() {
 
    }
    public void getcolor() {
        System.out.println("该图形颜色是"+color);
    }
}

package bb;

public class Rectangle extends Shape {
    private double Width;
    private double height;
    
    public Rectangle() {
        super();
    }
    

    public Rectangle(double width, double height, String color) {
        super( color);
        Width = width;
        this.height = height;
    }


    public Rectangle(String color) {
        super(color);
        // TODO Auto-generated constructor stub
    }

    public double getWidth() {
        return Width;
    }
    public void setWidth(double width) {
        Width = width;
    }
    public double getHight() {
        return height;
    }
    public void setHight(double hight) {
        this.height = hight;
    }
    public double getArea() {
        return Width*height;
    }
    public double getPer() {
        return (Width+height)*2;
    }
    public void showAll() {
        System.out.println("该矩形的面积是"+getArea()+"周长是"+getPer());
    }
}

package bb;

public class Circle extends Shape {
     private double radius;
        
        public Circle() {
        super();
    }

        public Circle(double radius, String color) {
            super(color);
            this.radius = radius;

        }

        public double getRadius() {
            return radius;
        }

        public void setRadius(double radius) {
            this.radius = radius;
        }
        
        public double getArea() {
            return radius*radius*3.14;
        }
        public double getPer() {
            return 2*3.14*radius;
        }
        public void showAll() {
            System.out.println("这个圆的面积是"+getArea()+",周长是"+getPer());
        }
    
}

package bb;

public class Test1 {

    public static void main(String[] args) {
        // TODO Auto-generated method stub
        Rectangle a=new Rectangle(3.5,5.5,"black");
        a.showAll();
        a.getcolor();
        Circle b=new Circle(5.6,"rad");
        b.showAll();
        b.getcolor();
    }
}