protected List truncateHistory()

in src/main/java/com/amazonaws/services/simpleworkflow/flow/WorkflowReplayer.java [132:154]

• 23 lines of code
• 7 McCabe index (conditional complexity)

        protected List<HistoryEvent> truncateHistory(List<HistoryEvent> events) {
            if (events.size() == 0) {
                return null;
            }
            if (replayUpToEventId == 0) {
                return events;
            }
            HistoryEvent lastEvent = events.get(events.size() - 1);
            if (lastEvent.eventId() <= replayUpToEventId) {
                return events;
            }
            List<HistoryEvent> truncated = new ArrayList<HistoryEvent>();
            for (HistoryEvent event : events) {
                if (event.eventId() > replayUpToEventId) {
                    break;
                }
                truncated.add(event);
            }
            if (truncated.size() == 0) {
                return null;
            }
            return truncated;
        }