From 73fe77e58fbd9d0bd4365bafdef98e7d2ce72a48 Mon Sep 17 00:00:00 2001
From: Benjamin Prud'homme <139664105+bgprudhomme@users.noreply.github.com>
Date: Mon, 26 Aug 2024 15:54:55 -0400
Subject: [PATCH] Update ShaclSail.java

---
 .../main/java/org/eclipse/rdf4j/sail/shacl/ShaclSail.java    | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/core/sail/shacl/src/main/java/org/eclipse/rdf4j/sail/shacl/ShaclSail.java b/core/sail/shacl/src/main/java/org/eclipse/rdf4j/sail/shacl/ShaclSail.java
index c550bc6eee..f1ebe143ce 100644
--- a/core/sail/shacl/src/main/java/org/eclipse/rdf4j/sail/shacl/ShaclSail.java
+++ b/core/sail/shacl/src/main/java/org/eclipse/rdf4j/sail/shacl/ShaclSail.java
@@ -252,9 +252,10 @@ public void setBaseSail(Sail baseSail) {
 	@Experimental
 	protected RevivableExecutorService getExecutorService() {
 		return new RevivableExecutorService(
-				() -> Executors.newThreadPerTaskExecutor(
+				// Does refactoring this cause tests to hang?
+				() -> Executors.newFixedThreadPool(AVAILABLE_PROCESSORS,
 						r -> {
-							Thread t = Thread.ofVirtual().factory().newThread(r);
+							Thread t = Executors.defaultThreadFactory().newThread(r);
 							// this thread pool does not need to stick around if the all other threads are done, because
 							// it is only used for SHACL validation and if all other threads have ended then there would
 							// be no thread to receive the validation results.