lukecwik commented on a change in pull request #12029:
URL: https://github.com/apache/beam/pull/12029#discussion_r442337367
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File path:
sdks/java/harness/src/main/java/org/apache/beam/fn/harness/state/FnApiStateAccessor.java
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@@ -128,7 +128,7 @@ public FnApiStateAccessor(
@Override
public ResultT get() {
ArgT currentArg = arg.get();
- if (currentArg != memoizedArg) {
+ if (currentArg != memoizedArg || currentArg == null) {
Review comment:
Why do you need to check if it is null?
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