public void convertEvent(Event event, StreamEvent newEvent) {
        convertData(event.getTimestamp(), event.getData(), event.isExpired() ? StreamEvent.Type.EXPIRED :
                StreamEvent.Type.CURRENT, newEvent);
    }
The converter that does no conversion but only copy OutputData of the events into StreamEvents
modules/siddhi-core/src/main/java/io/siddhi/core/event/stream/converter/ZeroStreamEventConverter.java