OptionalbeforeThe bus this actor subscribes to.
OptionalbusThe message that will be configured in the bus for reporting failures.
This message may be a template string that contains references to the executed action.
For example, the following templated string is allowed:
"RDF dereferencing failed: no actors could handle ${action.handle.mediaType}"
The maximum number of entries in the LRU cache, set to 0 to disable.
An actor that listens to HTTP invalidation events
The context processing combinator
Mediator for identifying query sources.
The name for this actor.
If the SERVICE target should be assumed to be a SPARQL endpoint.
Actor that must be registered in the bus before this actor.