diff --git a/core/api/src/main/java/org/onosproject/event/EventAccumulator.java b/core/api/src/main/java/org/onosproject/event/EventAccumulator.java
index 52928ae..78acfa0 100644
--- a/core/api/src/main/java/org/onosproject/event/EventAccumulator.java
+++ b/core/api/src/main/java/org/onosproject/event/EventAccumulator.java
@@ -15,27 +15,11 @@
  */
 package org.onosproject.event;
 
-import java.util.List;
+import org.onlab.util.Accumulator;
 
 /**
  * Abstraction of an accumulator capable of collecting events and at some
  * point in time triggers processing of all previously accumulated events.
  */
-public interface EventAccumulator {
-
-    /**
-     * Adds an event to the current batch. This operation may, or may not
-     * trigger processing of the current batch of events.
-     *
-     * @param event event to be added to the current batch
-     */
-    void add(Event event);
-
-    /**
-     * Processes the specified list of accumulated events.
-     *
-     * @param events list of accumulated events
-     */
-    void processEvents(List<Event> events);
-
+public interface EventAccumulator extends Accumulator<Event> {
 }