dawidwys commented on a change in pull request #16589:
URL: https://github.com/apache/flink/pull/16589#discussion_r678471021
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File path:
flink-streaming-java/src/main/java/org/apache/flink/streaming/runtime/io/MultipleInputSelectionHandler.java
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@@ -101,20 +114,26 @@ public DataInputStatus calculateOverallStatus() throws
IOException {
}
void nextSelection() {
- if (inputSelectable == null) {
- inputSelection = InputSelection.ALL;
+ if (inputSelectable == null || areAllDataInputsFinished()) {
+ selectedInputsMask = InputSelection.ALL.getInputMask();
+ } else if (dataFinishedButNotPartition != 0) {
+ selectedInputsMask =
+ (inputSelectable.nextSelection().getInputMask() |
dataFinishedButNotPartition)
+ & allSelectedMask;
} else {
- inputSelection = inputSelectable.nextSelection();
+ selectedInputsMask =
inputSelectable.nextSelection().getInputMask();
Review comment:
I took a slightly different approach and I recalculate the
`areAllDataInputsFinished` only when I receive the `END_OF_DATA`. It should be
effectively very similar to what you're suggesting.
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