ni-ze commented on code in PR #291:
URL: https://github.com/apache/rocketmq-streams/pull/291#discussion_r1193273452
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core/src/main/java/org/apache/rocketmq/streams/core/function/supplier/WindowAccumulatorSupplier.java:
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@@ -120,17 +120,25 @@ public void process(V data) throws Throwable {
K key = this.context.getKey();
long time = this.context.getDataTime();
+ long sizeInterval = windowInfo.getWindowSize().toMillSecond();
+ long slideInterval = windowInfo.getWindowSlide().toMillSecond();
+ long lastWindowStart = time - (time + slideInterval) %
slideInterval;
+ long lastWindowEnd = lastWindowStart + sizeInterval;
long watermark = this.watermark(time - allowDelay,
stateTopicMessageQueue);
- if (time < watermark) {
+ if (lastWindowEnd < watermark) {
Review Comment:
If we commit watermark after window fired instead of here, the above is
right.
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