Github user StephanEwen commented on a diff in the pull request:
https://github.com/apache/flink/pull/1699#discussion_r53994466
--- Diff:
flink-streaming-java/src/main/java/org/apache/flink/streaming/api/operators/TimestampedCollector.java
---
@@ -51,17 +48,19 @@ public TimestampedCollector(Output<StreamRecord<T>>
output) {
@Override
public void collect(T record) {
- output.collect(reuse.replace(record, timestamp));
+ output.collect(reuse.replace(record));
+ }
+
+ public void setTimestamp(StreamRecord<?> timestampBase) {
+ if (timestampBase.hasTimestamp()) {
+ reuse.setTimestamp(timestampBase.getTimestamp());
+ } else {
+ reuse.eraseTimestamp();
+ }
}
- /**
- * Sets the timestamp (long milliseconds) that is attached to elements
that get emitted using
- * {@link #collect(Object)}
- *
- * @param timestamp The timestamp in milliseconds
- */
- public void setTimestamp(long timestamp) {
- this.timestamp = timestamp;
+ public void setAbsoluteTimestamp(long timestamp) {
--- End diff --
I renamed that to make sure I do not overlook any places where the better
method would have been `setTimestamp(StreamRecord)`. Ideally, we'd not have the
`setAbsoluteTimestamp(long)` method at all. But that would need changes in the
window operators.
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