fixed exception on EPackageRegistration

Signed-off-by: Juergen Albert <j.albert@data-in-motion.biz>
DataInMotion · Feb 6, 2024 · 6c66c7f · 6c66c7f
1 parent f651f4d
commit 6c66c7f
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/core/impl/src/main/java/org/eclipse/sensinact/core/model/nexus/ModelNexus.java b/core/impl/src/main/java/org/eclipse/sensinact/core/model/nexus/ModelNexus.java
@@ -934,7 +934,8 @@ public EClass registerModel(EClass modelEClass, Instant timestamp, boolean ignor
      */
     public void addEPackage(EPackage ePackage) {
         if (ePackage != providerPackage) {
-            getProviderEClassesFromEPackage(ePackage).forEach(ec -> registerModel(ec, Instant.now(), false));
+            getProviderEClassesFromEPackage(ePackage).filter(Predicate.not(this::registered))
+                    .forEach(ec -> registerModel(ec, Instant.now(), false));
         }
     }