/** * If this collection has already been initialized with * an identical criteria, it returns the collection. * Otherwise if this Activity is new, it will return * an empty collection; or if this Activity has previously * been saved, it will retrieve related UsergroupHasActivitys from storage. * * This method is protected by default in order to keep the public * api reasonable. You can provide public methods for those you * actually need in Activity. */ public function getUsergroupHasActivitysJoinUsergroup($criteria = null, $con = null, $join_behavior = Criteria::LEFT_JOIN) { if ($criteria === null) { $criteria = new Criteria(ActivityPeer::DATABASE_NAME); } elseif ($criteria instanceof Criteria) { $criteria = clone $criteria; } if ($this->collUsergroupHasActivitys === null) { if ($this->isNew()) { $this->collUsergroupHasActivitys = array(); } else { $criteria->add(UsergroupHasActivityPeer::ACTIVITY_ID, $this->id); $this->collUsergroupHasActivitys = UsergroupHasActivityPeer::doSelectJoinUsergroup($criteria, $con, $join_behavior); } } else { // the following code is to determine if a new query is // called for. If the criteria is the same as the last // one, just return the collection. $criteria->add(UsergroupHasActivityPeer::ACTIVITY_ID, $this->id); if (!isset($this->lastUsergroupHasActivityCriteria) || !$this->lastUsergroupHasActivityCriteria->equals($criteria)) { $this->collUsergroupHasActivitys = UsergroupHasActivityPeer::doSelectJoinUsergroup($criteria, $con, $join_behavior); } } $this->lastUsergroupHasActivityCriteria = $criteria; return $this->collUsergroupHasActivitys; }