public void restore(Map<String, Object> state) {
            currentEventQueue.restore((SnapshotStateList) state.get("CurrentEventQueue"));
            expiredEventQueue.restore((SnapshotStateList) state.get("ExpiredEventQueue"));
        }
Implementation of {@link WindowProcessor} which represent a Window operating based on a cron expression.
modules/siddhi-core/src/main/java/io/siddhi/core/query/processor/stream/window/CronWindowProcessor.java