kennknowles commented on code in PR #24188:
URL: https://github.com/apache/beam/pull/24188#discussion_r1025781798
##########
runners/google-cloud-dataflow-java/worker/src/main/java/org/apache/beam/runners/dataflow/worker/WorkItemStatusClient.java:
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@@ -116,6 +117,10 @@ public synchronized void setWorker(
/** Return the {@link WorkItemServiceState} resulting from sending an error
completion status. */
public synchronized WorkItemServiceState reportError(Throwable e) throws
IOException {
checkState(!finalStateSent, "cannot reportUpdates after sending a final
state");
+ if (wasAskedToAbort) {
+ LOG.info("Service already asked to abort work item, not reporting
ignored progress.");
+ return null;
Review Comment:
Add `@Nullable` to the return type. Are you sure it is safe? I don't see
other nulls returned. I guess checking is turned off for this class...
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