package visitor; public class Triangle implements Shape { private final double base, height; public Triangle(double base, double height) { this.base = base; this.height = height; } public double getBase() { return base; } public double getHeight() { return height; } @Override public String getName() { return "Triangle(b=" + base + ",h=" + height + ")"; } @Override public void accept(ShapeVisitor visitor) { visitor.visit(this); } }