public FileStorage::spaceUsed($uid = NULL, $status = FILE_STATUS_PERMANENT)

public ManagedFile::getInfo() Returns

Defines the file schema handler. Hierarchy class \Drupal\Core\Entity\Sql\

public File::getOwner() Returns the entity

public FileInterface::setFilename($filename)

Defines the file entity class. Plugin annotation @ContentEntityType(

public File::isPermanent() Returns TRUE

public static File::baseFieldDefinitions(EntityTypeInterface $entity_type)

public static ManagedFile::valueCallback(&$element, $input,

protected FileAccessControlHandler::checkAccess(EntityInterface