package de.vksi.c4j.acceptancetest.floatingwindow; import de.vksi.c4j.Pure; public class Vector { private int x, y; public Vector(int x, int y) { this.x = x; this.y = y; } public void add(Vector vector) { this.x += vector.x; this.y += vector.y; } @Pure public int getX() { return x; } @Pure public int getY() { return y; } public void setX(int x) { this.x = x; } public void setY(int y) { this.y = y; } }