/**
  * Clears the current object, sets all attributes to their default values and removes
  * outgoing references as well as back-references (from other objects to this one. Results probably in a database
  * change of those foreign objects when you call `save` there).
  */
 public function clear()
 {
     if (null !== $this->aUserRelatedByUserId) {
         $this->aUserRelatedByUserId->removeSocialRecommendationRelatedByUserId($this);
     }
     if (null !== $this->aResource) {
         $this->aResource->removeSocialRecommendation($this);
     }
     if (null !== $this->aUserRelatedBySocialRecommendationTo) {
         $this->aUserRelatedBySocialRecommendationTo->removeSocialRecommendationRelatedBySocialRecommendationTo($this);
     }
     $this->social_recommendation_id = null;
     $this->user_id = null;
     $this->social_recommendation_for = null;
     $this->social_recommendation_to = null;
     $this->created_at = null;
     $this->updated_at = null;
     $this->alreadyInSave = false;
     $this->clearAllReferences();
     $this->resetModified();
     $this->setNew(true);
     $this->setDeleted(false);
 }