@Override
    public void updateCachePolicyAttribute(StreamEvent streamEvent) {
        streamEvent.getOutputData()[cachePolicyAttributePosition] =
                (int) streamEvent.getOutputData()[cachePolicyAttributePosition] + 1;
    }
cache table with FIFO entry removal
modules/siddhi-core/src/main/java/io/siddhi/core/table/CacheTableLFU.java