[GitHub] [beam] mxm commented on a change in pull request #11492: [BEAM-9801] Pass in fire timestamp to timer callback

[GitBox <gi...@apache.org>]

mxm commented on a change in pull request #11492:
URL: https://github.com/apache/beam/pull/11492#discussion_r418943612



##########
File path: runners/flink/src/main/java/org/apache/beam/runners/flink/translation/functions/FlinkExecutableStageFunction.java
##########
@@ -247,25 +247,27 @@ public void reduce(Iterable<WindowedValue<InputT>> iterable, Collector<RawUnionV
     timerInternals.advanceSynchronizedProcessingTime(BoundedWindow.TIMESTAMP_MAX_VALUE);
 
     // Now we fire the timers and process elements generated by timers (which may be timers itself)
-    try (RemoteBundle bundle =
-        stageBundleFactory.getBundle(
-            receiverFactory, timerReceiverFactory, stateRequestHandler, progressHandler)) {
-
-      PipelineTranslatorUtils.fireEligibleTimers(
-          timerInternals,
-          (KV<String, String> transformAndTimerId, Timer<?> timerValue) -> {
-            FnDataReceiver<Timer> fnTimerReceiver =
-                bundle.getTimerReceivers().get(transformAndTimerId);
-            Preconditions.checkNotNull(
-                fnTimerReceiver, "No FnDataReceiver found for %s", transformAndTimerId);
-            try {
-              fnTimerReceiver.accept(timerValue);
-            } catch (Exception e) {
-              throw new RuntimeException(
-                  String.format(Locale.ENGLISH, "Failed to process timer: %s", timerValue));
-            }
-          },
-          currentTimerKey);
+    while (timerInternals.hasPendingTimers()) {

Review comment:
       Yes, this is a batch-only change (also evident in the commit message). The streaming operator already does that. 
   
   > processing timers should get dropped and any newly scheduled event time timers should be continually fired.
   
   We do not drop processing timers. We fire all timers, including new ones, until there are none left.




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