lukecwik commented on a change in pull request #17103:
URL: https://github.com/apache/beam/pull/17103#discussion_r830322682
##########
File path:
sdks/java/io/google-cloud-platform/src/main/java/org/apache/beam/sdk/io/gcp/pubsublite/internal/SubscriptionPartitionLoader.java
##########
@@ -74,28 +156,8 @@
@Override
public PCollection<SubscriptionPartition> expand(PBegin input) {
- PCollection<TopicPath> start =
input.apply(Create.of(ImmutableList.of(topic)));
- PCollection<KV<TopicPath, Partition>> partitions =
- start.apply(
- Watch.growthOf(
- new PollFn<TopicPath, Partition>() {
- @Override
- public PollResult<Partition> apply(TopicPath element,
Context c) {
- checkArgument(element.equals(topic));
- int partitionCount = getPartitionCount.apply(element);
- List<Partition> partitions =
- IntStream.range(0, partitionCount)
- .mapToObj(Partition::of)
- .collect(Collectors.toList());
- return PollResult.incomplete(Instant.now(), partitions)
- .withWatermark(Instant.now());
Review comment:
Wouldn't your new SDF be the same as changing this one line here to be
`Instant.now().minus(watermarkDelay());`?
It would be best to re-use Watch if possible.
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