rkhachatryan commented on a change in pull request #18976:
URL: https://github.com/apache/flink/pull/18976#discussion_r820568630
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File path:
flink-dstl/flink-dstl-dfs/src/test/java/org/apache/flink/changelog/fs/TestingStateChangeUploader.java
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@@ -26,22 +27,30 @@
import java.util.List;
import java.util.concurrent.CopyOnWriteArrayList;
+import static java.util.Collections.emptyMap;
import static java.util.stream.Collectors.toList;
class TestingStateChangeUploader implements StateChangeUploader {
private final Collection<StateChangeSet> uploaded = new
CopyOnWriteArrayList<>();
- private final List<UploadTask> tasks = new CopyOnWriteArrayList<>();
+ private final List<UploadTask> tasks;
private boolean closed;
+ TestingStateChangeUploader() {
+ tasks = new CopyOnWriteArrayList<>();
Review comment:
Depending on the test setup, its `upload` method can be called by a
dedicated upload thread, and other accesses are from the main thread (e.g.
`BatchingStateChangeUploadSchedulerTest`).
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