The WFS 2.0 specification defines the concept of ResourceID:
- ResouceId: Implements the ResourceId operator with the rid parameter to allow predicates to be written that allow a specific resource to be queried.
- Version Navigation: Implements ResourceId operator with the parameters that allow versions of resources to be queried (version, startTime, endTime)
The WFS 2.0 specification allows you to only "select" one of Filter, ResourceID or BBox at a time. This restriction is lifted for the GeoTools implementation of Filter.
The addition of ResourceId is the subject of the following change proposal: