Github user StefanRRichter commented on a diff in the pull request:
https://github.com/apache/flink/pull/3336#discussion_r102162632
--- Diff:
flink-runtime/src/main/java/org/apache/flink/runtime/state/DefaultKeyedStateStore.java
---
@@ -93,6 +95,18 @@ public DefaultKeyedStateStore(KeyedStateBackend<?>
keyedStateBackend, ExecutionC
}
}
+ @Override
+ public <UK, UV> MapState<UK, UV> getMapState(MapStateDescriptor<UK, UV>
stateProperties) {
+ requireNonNull(stateProperties, "The state properties must not
be null");
+ try {
+
stateProperties.initializeSerializerUnlessSet(executionConfig);
+ MapState<UK, UV> originalState =
getPartitionedState(stateProperties);
+ return new UserFacingMapState<>(originalState);
+ } catch (Exception e) {
+ throw new RuntimeException("Error while getting state",
e);
--- End diff --
What I meant was using a more specific subclass of `RuntimeException` (e.g.
`IllegalAccess`,`IllegalState`, `IndexOutOfBounds`, etc.) that better reflects
the error, but still can leave the method signature unchanged.
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