Copy contents of the scheduledJobIds

elastic · Mar 12, 2019 · c5f7738 · c5f7738
1 parent 54ac17c
commit c5f7738
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/x-pack/plugin/core/src/main/java/org/elasticsearch/xpack/core/scheduler/SchedulerEngine.java b/x-pack/plugin/core/src/main/java/org/elasticsearch/xpack/core/scheduler/SchedulerEngine.java
@@ -18,6 +18,7 @@
 import java.time.Clock;
 import java.util.Collection;
 import java.util.Collections;
+import java.util.HashSet;
 import java.util.List;
 import java.util.Map;
 import java.util.Objects;
@@ -139,7 +140,7 @@ public void stop() {
     }
 
     public Set<String> scheduledJobIds() {
-        return Collections.unmodifiableSet(schedules.keySet());
+        return Collections.unmodifiableSet(new HashSet<>(schedules.keySet()));
     }
 
     public void add(Job job) {