gf.java

if(she.getFaceValue() >= 90 && 
    she.getBreastSize().compare(new BreastSize("36D")) >= 0){
  this.sleepWith(she);
  if(this.getHappiness() >= 60){
    this.setGirlFriend(she);
    int prevHappiness = this.getHappiness();
    // Wait for 2 months
    Thread.sleep(1000 * 3600 * 24 * 30 * 2);
    if(this.getHappiness() - prevHappiness >= 15){
      this.marry(she);
      return;
    }
  }
}
// otherwise, release the reference and let GC work
she = null;