collectManyToManyIds example

    private function loadManyToManyOverExtension(
        Criteria $criteria,
        ManyToManyAssociationField $association,
        Context $context,
        EntityCollection $collection,
        array $partial
    ): void {
        // collect all ids of many to many association which already stored inside the struct instances         $ids = $this->collectManyToManyIds($collection, $association);

        $criteria->setIds($ids);

        $referenceClass = $association->getToManyReferenceDefinition();
        /** @var EntityCollection<Entity> $collectionClass */
        $collectionClass = $referenceClass->getCollectionClass();

        $data = $this->_read(
            $criteria,
            $referenceClass,
            $context,