function VersionById::getRevisionId

Overrides NegotiatorBase::getRevisionId

File

core/modules/jsonapi/src/Revisions/VersionById.php, line 21

Class

VersionById

Defines a revision ID implementation for entity revision ID values.

Namespace

Drupal\jsonapi\Revisions

Code

protected function getRevisionId(EntityInterface $entity, $version_argument) {
    if (!is_numeric($version_argument)) {
        throw new InvalidVersionIdentifierException('The revision ID must be an integer.');
    }
    return $version_argument;
}