// duynotes blog
public class KnifeFactory {
  public Knife createKnife(String knifeType) {
    Knife knife = null;
    // create Knife object
    If (knifeType.equals(“steak”)) {
      knife = new SteakKnife();
    } else if (knifeType.equals(“chefs”)) {
      knife = new ChefsKnife();
    } 
  return knife;
  }
}