azagrebin commented on a change in pull request #6707: [FLINK-10157] [State
TTL] Allow `null` user values in map state with TTL
URL: https://github.com/apache/flink/pull/6707#discussion_r218853515
##########
File path:
flink-runtime/src/main/java/org/apache/flink/runtime/state/ttl/TtlMapState.java
##########
@@ -54,7 +54,13 @@
@Override
public UV get(UK key) throws Exception {
- return getWithTtlCheckAndUpdate(() -> original.get(key), v ->
original.put(key, v), () -> original.remove(key));
+ TtlValue<UV> ttlValue = getWrapped(key);
+ return ttlValue == null ? null : ttlValue.getUserValue();
+ }
+
+ private TtlValue<UV> getWrapped(UK key) throws Exception {
+ return getWrappedWithTtlCheckAndUpdate(
+ () -> original.get(key), v -> original.put(key, v), ()
-> original.remove(key));
Review comment:
I added it for code reuse because `get` and `contains` needed the same code.
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