wsry commented on a change in pull request #13924:
URL: https://github.com/apache/flink/pull/13924#discussion_r602080710
##########
File path:
flink-runtime/src/main/java/org/apache/flink/runtime/io/network/partition/SortMergeResultPartition.java
##########
@@ -455,4 +458,28 @@ public int getNumberOfQueuedBuffers(int
targetSubpartition) {
PartitionedFile getResultFile() {
return resultFile;
}
+
+ @VisibleForTesting
+ SortMergeResultPartitionReader getPartitionReader() {
+ return partitionReader;
+ }
+
+ private int[] getRandomSubpartitionOrder(int numSubpartitions) {
+ Random random = new Random();
+
+ int shift = random.nextInt(numSubpartitions);
Review comment:
I replace this code with what @gaoyunhaii suggested.
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