pnowojski commented on a change in pull request #9478: [FLINK-13766][task]
Refactor the implementation of StreamInputProcessor based on
StreamTaskInput#emitNext
URL: https://github.com/apache/flink/pull/9478#discussion_r318561079
##########
File path:
flink-streaming-java/src/main/java/org/apache/flink/streaming/runtime/io/StreamTwoInputSelectableProcessor.java
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@@ -381,12 +333,28 @@ private ForwardingValveOutputHandler(
this.streamStatusMaintainer =
checkNotNull(streamStatusMaintainer);
this.inputWatermarkGauge = inputWatermarkGauge;
+ this.numRecordsIn = checkNotNull(numRecordsIn);
this.inputIndex = inputIndex;
}
@Override
- public void handleWatermark(Watermark watermark) throws
Exception {
+ @SuppressWarnings("unchecked")
+ public void emitRecord(StreamRecord record) throws Exception {
+ synchronized (lock) {
+ numRecordsIn.inc();
+ if (inputIndex == 0) {
Review comment:
I think this is fine. Drawback is that stacktraces/debugging will be a
little bit more difficult, but we can try this out.
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