XWIKI-14494: Java scheduler job coming from an extension is not rescheduled when the extension is upgraded

  * use WikiNamespace

Author: surli

xwiki-platform-core/xwiki-platform-scheduler/xwiki-platform-scheduler-api/src/main/java/com/xpn/xwiki/plugin/scheduler/SchedulerPlugin.java

@@ -50,6 +50,7 @@
 import org.xwiki.classloader.internal.ClassLoaderResetEvent;
 import org.xwiki.configuration.ConfigurationSource;
 import org.xwiki.context.concurrent.ExecutionContextRunnable;
+import org.xwiki.model.namespace.WikiNamespace;
 import org.xwiki.model.reference.DocumentReference;
 import org.xwiki.model.reference.EntityReference;
 import org.xwiki.observation.EventListener;
@@ -747,7 +748,7 @@ public void onEvent(Event event, Object source, Object data)
             } catch (SchedulerException e) {
                 LOGGER.error("Failed to remove schedulers for wiki [{}]", wikiId, e);
             }
-            this.schedulersClassLoaderManager.removeSchedulers(String.format("wiki:%s", wikiId));
+            this.schedulersClassLoaderManager.removeSchedulers(new WikiNamespace(wikiId).serialize());
         } else if (event instanceof ClassLoaderResetEvent classLoaderResetEvent) {
             String namespace = classLoaderResetEvent.getNamespace();
             this.schedulersClassLoaderManager.onClassLoaderReset(namespace);