question: public static BlockSnapshotSession querySnapshotSession ( URI snapSessionURI , UriInfo uriInfo , DbClient dbClient , boolean checkInactive ) { ArgValidator . checkUri ( snapSessionURI ) ; BlockSnapshotSession snapSession = dbClient . queryObject ( BlockSnapshotSession . class , snapSessionURI ) ; ArgValidator . checkEntity ( snapSession , snapSessionURI , BlockServiceUtils . isIdEmbeddedInURL ( snapSessionURI , uriInfo ) , checkInactive ) ; return snapSession ; }
target:  Validates and returns the BlockSnapshotSession instance with the passed URI.