rvesse commented on code in PR #3047:
URL: https://github.com/apache/jena/pull/3047#discussion_r1982972317
##########
jena-arq/src/main/java/org/apache/jena/sparql/exec/RowSetOps.java:
##########
@@ -51,7 +51,7 @@ public static void consume(RowSet rowSet)
* This operation consumes the RowSet.
*/
public static long count(RowSet rowSet)
- { return rowSet.rewindable().size(); }
+ { long c[] = {0}; rowSet.forEach(b -> ++c[0]); return c[0]; }
Review Comment:
Or maybe `rowSet.stream().count()` would be cleaner and still avoid the
memory copy (though it has conversion to `Stream` overhead?
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