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[CHORE] chapter 6-3 #105

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[CHORE] chapter 6-3 #105

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34 changes: 34 additions & 0 deletions chapter6/haesa/refactor-chapter6-3.java
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Original file line number Diff line number Diff line change
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// (1)과 (2) 빈칸에 들어갈 용어를 작성하세요

public interface Shape {
public double area();
}

public class Square implements Shape {
private Point topLeft;
private double side;

public double area() {
return side * side;
}
}

public class Rectangle implements Shape {
private Point topLeft;
private double height;
private double width;

public double area() {
return height * width;
}
}

public class Circle implements Shape {
public final double PI = 3.141592653;
private Point center;
private double radius;

public double area() {
return PI * radius * radius;
}
}