Gets the revision ID.

Parameters

\Drupal\Core\Entity\EntityInterface $entity: The entity.

string $version_argument: A value used to derive a revision ID for the given entity.

Return value

int The revision ID.

Throws

\Drupal\jsonapi\Revisions\VersionNotFoundException When the revision does not exist.

\Drupal\jsonapi\Revisions\InvalidVersionIdentifierException When the revision ID is not valid.

File

core/modules/jsonapi/src/Revisions/NegotiatorBase.php, line 52

Class

NegotiatorBase

Base implementation for version negotiators.

Namespace

Drupal\jsonapi\Revisions

Code

abstract protected function getRevisionId(EntityInterface $entity, $version_argument);

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