public class Point {

  private final int x;
  private final int y;
  private final String name;

  public Point(int x, int y) {
    this.x = x;
    this.y = y;
    name = makeName();
  }

  protected String makeName() {
    return "[" + x + "," + y + "]";
  }

  public final String toString() {
    return name;
  }

}