public function createLayersForCxn($cxn, $data)
 {
     $layerType = new LayerType();
     $layerTypes = $layerType->listToConstruction();
     foreach ($layerTypes as $lt) {
         $layer = new Layer();
         $layer->setIdLayerType($lt['idLayerType']);
         $layer->setIdAnnotationSet($this->getId());
         $layer->setRank(1);
         $layer->save();
     }
     // obtem as relações CXN-FR e cria as camadas FE
     $layerCEFE = $layerType->listCEFE();
     $er = new EntityRelation();
     $relations = $er->listCxnFrameRelations($cxn->getIdEntity())->asQuery()->getResult();
     foreach ($relations as $relation) {
         $layer = new Layer();
         $layer->setIdLayerType($layerCEFE[0]['idLayerType']);
         $layer->setIdAnnotationSet($this->getId());
         $layer->setRank(1);
         $layer->save();
     }
 }