zhijiangW commented on a change in pull request #11507: [FLINK-16587] Add basic
CheckpointBarrierHandler for unaligned checkpoint
URL: https://github.com/apache/flink/pull/11507#discussion_r400641076
##########
File path:
flink-runtime/src/main/java/org/apache/flink/runtime/io/network/partition/consumer/LocalInputChannel.java
##########
@@ -270,4 +277,18 @@ public int unsynchronizedGetNumberOfQueuedBuffers() {
public String toString() {
return "LocalInputChannel [" + partitionId + "]";
}
+
+ @Override
+ public EnqueueAction priorityEvent(AbstractEvent event, BufferConsumer
eventBufferConsumer) throws IOException {
+ if (inputGate.bufferReceivedListener == null) {
Review comment:
I think this path should never happen in practice. Although we can not make
`bufferReceivedListener` as final in form, we should still guarantee the
listener is ready before requesting partition from local channel.
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