[GitHub] [hudi] danny0405 commented on a diff in pull request #6669: [HUDI-4841] Fix BlockLocation array sorting idempotency issue

[GitBox <gi...@apache.org>]

danny0405 commented on code in PR #6669:
URL: https://github.com/apache/hudi/pull/6669#discussion_r972658464


##########
hudi-flink-datasource/hudi-flink/src/main/java/org/apache/hudi/table/format/cow/CopyOnWriteInputFormat.java:
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@@ -214,13 +213,7 @@ public FileInputSplit[] createInputSplits(int minNumSplits) throws IOException {
 
         // get the block locations and make sure they are in order with respect to their offset
         final BlockLocation[] blocks = fs.getFileBlockLocations(file, 0, len);
-        Arrays.sort(blocks, new Comparator<BlockLocation>() {
-          @Override
-          public int compare(BlockLocation o1, BlockLocation o2) {
-            long diff = o1.getLength() - o2.getOffset();
-            return Long.compare(diff, 0L);
-          }
-        });
+        Arrays.sort(blocks, CopyOnWriteInputFormat::compareBlockLocations);
 

Review Comment:
   Does `Arrays.sort(blocks, Comparator.comparingLong(BlockLocation::getOffset));` work here ?



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