diff --git a/hawkbit-repository/hawkbit-repository-jpa/src/main/java/org/eclipse/hawkbit/repository/jpa/model/EventAwareEntity.java b/hawkbit-repository/hawkbit-repository-jpa/src/main/java/org/eclipse/hawkbit/repository/jpa/model/EventAwareEntity.java
index 1c6f217c9..95a14a979 100644
--- a/hawkbit-repository/hawkbit-repository-jpa/src/main/java/org/eclipse/hawkbit/repository/jpa/model/EventAwareEntity.java
+++ b/hawkbit-repository/hawkbit-repository-jpa/src/main/java/org/eclipse/hawkbit/repository/jpa/model/EventAwareEntity.java
@@ -12,9 +12,21 @@ import org.eclipse.persistence.descriptors.DescriptorEvent;
 
 public interface EventAwareEntity {
 
+    /**
+     * Fired for the Entity creation.
+     * @param descriptorEvent
+     */
     void fireCreateEvent(DescriptorEvent descriptorEvent);
 
+    /**
+     * Fired for the Entity updation.
+     * @param descriptorEvent
+     */
     void fireUpdateEvent(DescriptorEvent descriptorEvent);
 
+    /**
+     * Fired for the Entity deletion.
+     * @param descriptorEvent
+     */
     void fireDeleteEvent(DescriptorEvent descriptorEvent);
 }