/**
  * Resets all references to other model objects or collections of model objects.
  *
  * This method is a user-space workaround for PHP's inability to garbage collect
  * objects with circular references (even in PHP 5.3). This is currently necessary
  * when using Propel in certain daemon or large-volume/high-memory operations.
  *
  * @param boolean $deep Whether to also clear the references on all referrer objects.
  */
 public function clearAllReferences($deep = false)
 {
     if ($deep && !$this->alreadyInClearAllReferencesDeep) {
         $this->alreadyInClearAllReferencesDeep = true;
         if ($this->aUser instanceof Persistent) {
             $this->aUser->clearAllReferences($deep);
         }
         if ($this->aGroup instanceof Persistent) {
             $this->aGroup->clearAllReferences($deep);
         }
         $this->alreadyInClearAllReferencesDeep = false;
     }
     // if ($deep)
     $this->aUser = null;
     $this->aGroup = null;
 }
 /**
  * @param	User $user The user object to add.
  */
 protected function doAddUser(User $user)
 {
     // set the back reference to this object directly as using provided method either results
     // in endless loop or in multiple relations
     if (!$user->getGroups()->contains($this)) {
         $userGroup = new UserGroup();
         $userGroup->setUser($user);
         $this->addUserGroup($userGroup);
         $foreignCollection = $user->getGroups();
         $foreignCollection[] = $this;
     }
 }
 /**
  * Filter the query by a related User object
  *
  * @param   User|PropelObjectCollection $user The related object(s) to use as filter
  * @param     string $comparison Operator to use for the column comparison, defaults to Criteria::EQUAL
  *
  * @return                 UserGroupQuery The current query, for fluid interface
  * @throws PropelException - if the provided filter is invalid.
  */
 public function filterByUser($user, $comparison = null)
 {
     if ($user instanceof User) {
         return $this->addUsingAlias(UserGroupPeer::FOS_USER_ID, $user->getId(), $comparison);
     } elseif ($user instanceof PropelObjectCollection) {
         if (null === $comparison) {
             $comparison = Criteria::IN;
         }
         return $this->addUsingAlias(UserGroupPeer::FOS_USER_ID, $user->toKeyValue('PrimaryKey', 'Id'), $comparison);
     } else {
         throw new PropelException('filterByUser() only accepts arguments of type User or PropelCollection');
     }
 }
 /**
  * Adds an object to the instance pool.
  *
  * Propel keeps cached copies of objects in an instance pool when they are retrieved
  * from the database.  In some cases -- especially when you override doSelect*()
  * methods in your stub classes -- you may need to explicitly add objects
  * to the cache in order to ensure that the same objects are always returned by doSelect*()
  * and retrieveByPK*() calls.
  *
  * @param User $obj A User object.
  * @param      string $key (optional) key to use for instance map (for performance boost if key was already calculated externally).
  */
 public static function addInstanceToPool($obj, $key = null)
 {
     if (Propel::isInstancePoolingEnabled()) {
         if ($key === null) {
             $key = (string) $obj->getId();
         }
         // if key === null
         UserPeer::$instances[$key] = $obj;
     }
 }
 /**
  * Exclude object from result
  *
  * @param   User $user Object to remove from the list of results
  *
  * @return UserQuery The current query, for fluid interface
  */
 public function prune($user = null)
 {
     if ($user) {
         $this->addUsingAlias(UserPeer::ID, $user->getId(), Criteria::NOT_EQUAL);
     }
     return $this;
 }