Shape.java

package hw6.shape;

abstract public class Shape {
    protected String color;
    protected boolean filled;

    public Shape() {
        color = "red";
        filled = true;
    }

    public Shape(String color, boolean filled) {
        this.color = color;
        this.filled = filled;
    }

    public String getColor() {
        return color;
    }

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

    public boolean isFilled() {
        return filled;
    }

    public void setFilled(boolean filled) {
        this.filled = filled;
    }

    public abstract double getArea();

    public abstract double getPerimeter();

    @Override
    public String toString() {
        return String.format("Shape[color=%s,filled=%s]"
                , color, filled ? "true" : "false");
    }
}