killxdcj commented on a change in pull request #10903:
[FLINK-15549][API/DataSet] Fix Integer overflow in ResettableIterator*.
URL: https://github.com/apache/flink/pull/10903#discussion_r368414875
##########
File path:
flink-runtime/src/main/java/org/apache/flink/runtime/operators/resettable/SpillingResettableMutableObjectIterator.java
##########
@@ -204,8 +204,16 @@ public void consumeAndCacheRemainingData() throws
IOException {
} catch (IOException e) {
throw new
RuntimeException("SpillingIterator: Error writing element to buffer.", e);
}
- this.elementCount++;
+ increaseElementCount();
}
}
}
+
+ private void increaseElementCount() {
Review comment:
You can think of it this way, there may be many such scenes in reality, and
you need to check the overflow, so whether all the places to check the overflow
need to use the same code.
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