original_string: protected function findModel($id)
      {
          $class = $this->modelClass;
          if (($model = $class::findOne($id)) !== null) {
              return $model;
          } else {
              throw new NotFoundHttpException('The requested page does not exist.');
          }
      }
code: protected function findModel($id)
      {
          $class = $this->modelClass;
          if (($model = $class::findOne($id)) !== null) {
              return $model;
          } else {
              throw new NotFoundHttpException('The requested page does not exist.');
          }
      }
code_tokens: protected function findModel ( $ id ) { $ class = $ this -> modelClass ; if ( ( $ model = $ class :: findOne ( $ id ) ) !== null ) { return $ model ; } else { throw new NotFoundHttpException ( 'The requested page does not exist.' ) ; } }
docstring: Finds the ArtifactType model based on its primary key value.
  If the model is not found, a 404 HTTP exception will be thrown.
  @param integer $id
  @return ArtifactType the loaded model
  @throws NotFoundHttpException if the model cannot be found
docstring_tokens: Finds the ArtifactType model based on its primary key value . If the model is not found a 404 HTTP exception will be thrown .