6 files declare their use of ResourceBase in Drupal 9
- DBLogResource.php in core/
modules/ dblog/ src/ Plugin/ rest/ resource/ DBLogResource.php - EntityResource.php in core/
modules/ rest/ src/ Plugin/ rest/ resource/ EntityResource.php - FileUploadResource.php in core/
modules/ file/ src/ Plugin/ rest/ resource/ FileUploadResource.php - NoSerializationClassTestResource.php in core/
modules/ rest/ tests/ modules/ rest_test/ src/ Plugin/ rest/ resource/ NoSerializationClassTestResource.php - RequestHandlerTest.php in core/
modules/ rest/ tests/ src/ Kernel/ RequestHandlerTest.php - UserRegistrationResource.php in core/
modules/ user/ src/ Plugin/ rest/ resource/ UserRegistrationResource.php