Optional
beforeThe query operation for communicating bindings.
The bus this actor subscribes to.
Optional
busThe 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}"
Optional
cacheThe cache size for COUNT queries.
If count queries should be sent to obtain the cardinality of (sub)queries. If set to false, resulting cardinalities will always be considered infinity.
If estimates for queries should be constructed locally from sub-query cardinalities. If set to false, count queries will used for cardinality estimation at all levels.
If URLs ending with '/sparql' should also be considered SPARQL endpoints.
Timeout in ms of how long count queries are allowed to take. If the timeout is reached, an infinity cardinality is returned.
If non-update queries should be sent via HTTP GET instead of POST
Optional
forceIf provided, forces the source type of a source.
The HTTP mediator
A mediator for creating binding context merge handlers
The name for this actor.
Actor that must be registered in the bus before this actor.