public void setEventId(Object/* EventID */ eventId) {
    this.eventId = (EventID) eventId;
  }
sets the unique {@code eventId} of this {@code Instantiator}. For internal use only.

@param eventId the unique {@code eventId} of this {@code Instantiator}
geode-core/src/main/java/org/apache/geode/Instantiator.java