All classes that implement WorkspaceNegotiatorInterface in Drupal 9
- class \Drupal\workspace_update_test\Negotiator\TestWorkspaceNegotiator implements WorkspaceNegotiatorInterface
- class \Drupal\workspaces\Negotiator\QueryParameterWorkspaceNegotiator
- class \Drupal\workspaces\Negotiator\SessionWorkspaceNegotiator implements WorkspaceNegotiatorInterface