edu05 commented on a change in pull request #16652:
URL: https://github.com/apache/flink/pull/16652#discussion_r686354607
##########
File path:
flink-runtime/src/main/java/org/apache/flink/runtime/checkpoint/EmbeddedCompletedCheckpointStore.java
##########
@@ -35,23 +36,24 @@
private final ArrayDeque<CompletedCheckpoint> checkpoints = new
ArrayDeque<>(2);
- private final Collection<CompletedCheckpoint> suspended = new
ArrayDeque<>(2);
+ private final Collection<CompletedCheckpoint> suspended =
+ Collections.synchronizedList(new ArrayList<>());
private final int maxRetainedCheckpoints;
public EmbeddedCompletedCheckpointStore() {
this(1);
}
- EmbeddedCompletedCheckpointStore(int maxRetainedCheckpoints) {
- Preconditions.checkArgument(maxRetainedCheckpoints > 0);
- this.maxRetainedCheckpoints = maxRetainedCheckpoints;
+ public EmbeddedCompletedCheckpointStore(int maxRetainedCheckpoints) {
+ this(maxRetainedCheckpoints, Collections.emptyList());
Review comment:
why remove the precondition?
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