public function saveJosScienceResearch(JosScienceResearchOfUser $Jos_science_research_of_user)
 {
     $data = array('science_activity_id' => $Jos_science_research_of_user->getScienceActivityId(), 'user_id' => $Jos_science_research_of_user->getUserId(), 'time_from' => $Jos_science_research_of_user->getTimeFrom(), 'time_to' => $Jos_science_research_of_user->getTimeTo(), 'note' => $Jos_science_research_of_user->getNote());
     $value_id = (int) $Jos_science_research_of_user->getValueId();
     if ($value_id == 0) {
         $this->tableGateway->insert($data);
     } else {
         if ($this->getScienceResearchByArrayConditionAndArrayColumns(array('value_id' => $value_id), array('user_id'))) {
             $this->tableGateway->update($data, array('value_id' => $value_id));
         } else {
             return false;
         }
     }
     return true;
 }