stevenzwu commented on code in PR #6299:
URL: https://github.com/apache/iceberg/pull/6299#discussion_r1033979400
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flink/v1.16/flink/src/main/java/org/apache/iceberg/flink/source/assigner/SimpleSplitAssigner.java:
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@@ -51,7 +51,7 @@ public
SimpleSplitAssigner(Collection<IcebergSourceSplitState> assignerState) {
}
@Override
- public GetSplitResult getNext(@Nullable String hostname) {
+ public synchronized GetSplitResult getNext(@Nullable String hostname) {
Review Comment:
added `synchronized` because the new `pendingSplitCount` method can be
called from I/O threads, while other methods are only called from the
coordinator thread.
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