update to Gradle 8.4

gradle/wrapper/gradle-wrapper.properties

@@ -1,6 +1,6 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.4-rc-1-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.4-all.zip
 networkTimeout=10000
 validateDistributionUrl=true
 zipStoreBase=GRADLE_USER_HOME

settings.gradle

@@ -15,7 +15,7 @@ pluginManagement {
 dependencyResolutionManagement {
     versionCatalogs {
         libs {
-            version('gradle', '8.4-rc-1')
+            version('gradle', '8.4')
             version('groovy', '4.0.13')
             version('junit', '5.10.0')
             version('datastructures', '5.0.5')
@@ -30,7 +30,7 @@ dependencyResolutionManagement {
             library('datastructures-json-tiny', 'org.xbib', 'datastructures-json-tiny').versionRef('datastructures')
             library('settings-api', 'org.xbib', 'settings-api').versionRef('datastructures')
             library('settings-datastructures-json', 'org.xbib', 'settings-datastructures-json').versionRef('datastructures')
-            library('time', 'org.xbib', 'time').version('2.3.0')
+            library('time', 'org.xbib', 'time').version('4.0.0')
             library('reactivestreams', 'org.reactivestreams', 'reactive-streams').version('1.0.3')
             library('rxjava3', 'io.reactivex.rxjava3', 'rxjava').version('3.0.3')
         }

src/main/java/org/xbib/event/clock/ClockEventManager.java

@@ -44,12 +44,14 @@ public class ClockEventManager implements Closeable {
                 String entry = entrySettings.get("entry");
                 if (entry != null) {
                     try {
-                        String className = entrySettings.get("class", ClockEvent.class.getName());
+                        String className = entrySettings.get("class");
                         if (className != null) {
                             @SuppressWarnings("unchecked")
                             Class<? extends ClockEvent> eventClass = (Class<? extends ClockEvent>) classLoader.loadClass(className);
                             cronSchedule.add(className, CronExpression.parse(entry), new ClockEventService(eventBus, eventClass));
                             logger.log(Level.INFO, "cron job " + cronjobs.getKey() + " scheduled on " + entry + ", event class " + className);
+                        } else {
+                            logger.log(Level.WARNING, "no class specified");
                         }
                     } catch (Exception e) {
                         logger.log(Level.WARNING, "unable to schedule cron job " + cronjobs.getKey() + ", reason " + e.getMessage());