Skip to content

fix:Event latency does not equal window triggering #25663

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Closed
wants to merge 1 commit into from
Closed

fix:Event latency does not equal window triggering #25663

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
10 changes: 5 additions & 5 deletions docs/content/docs/learn-flink/event_driven.md
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -141,12 +141,12 @@ public void processElement(
long eventTime = fare.getEventTime();
TimerService timerService = ctx.timerService();

if (eventTime <= timerService.currentWatermark()) {
// Round up eventTime to the end of the window containing this event.
long endOfWindow = (eventTime - (eventTime % durationMsec) + durationMsec - 1);

if (endOfWindow <= timerService.currentWatermark()) {
// This event is late; its window has already been triggered.
} else {
// Round up eventTime to the end of the window containing this event.
long endOfWindow = (eventTime - (eventTime % durationMsec) + durationMsec - 1);

// Schedule a callback for when the window has been completed.
timerService.registerEventTimeTimer(endOfWindow);

Expand Down Expand Up @@ -236,7 +236,7 @@ Shown above is a static `OutputTag<TaxiFare>` that can be referenced both when e
late events in the `processElement` method of the `PseudoWindow`:

```java
if (eventTime <= timerService.currentWatermark()) {
if (endOfWindow <= timerService.currentWatermark()) {
// This event is late; its window has already been triggered.
ctx.output(lateFares, fare);
} else {
Expand Down