Jiayi-Liao commented on a change in pull request #12243:
URL: https://github.com/apache/flink/pull/12243#discussion_r428063945
##########
File path:
flink-streaming-java/src/main/java/org/apache/flink/streaming/runtime/io/InputProcessorUtil.java
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@@ -79,11 +80,26 @@ public static CheckpointedInputGate
createCheckpointedInputGate(
unionedInputGates[i] =
InputGateUtil.createInputGate(inputGates[i].toArray(new IndexedInputGate[0]));
}
+ IntStream numberOfInputChannelsPerGate =
+ Arrays
+ .stream(inputGates)
+ .flatMap(collection -> collection.stream())
+
.sorted(Comparator.comparingInt(IndexedInputGate::getGateIndex))
+ .mapToInt(InputGate::getNumberOfInputChannels);
+
Map<InputGate, Integer> inputGateToChannelIndexOffset =
generateInputGateToChannelIndexOffsetMap(unionedInputGates);
+ // Note that numberOfInputChannelsPerGate and
inputGateToChannelIndexOffset have a bit different
Review comment:
You're right. I didn't notice that `inputGateToChannelIndexOffset`'s key
is an unioned InputGate. Thanks for pointing this out.
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