Github user zentol commented on a diff in the pull request:
https://github.com/apache/flink/pull/4763#discussion_r143415816
--- Diff:
flink-runtime/src/main/java/org/apache/flink/runtime/rest/util/RestMapperUtils.java
---
@@ -33,8 +33,7 @@
objectMapper.enable(
DeserializationFeature.FAIL_ON_IGNORED_PROPERTIES,
DeserializationFeature.FAIL_ON_NULL_FOR_PRIMITIVES,
- DeserializationFeature.FAIL_ON_READING_DUP_TREE_KEY,
-
DeserializationFeature.FAIL_ON_MISSING_CREATOR_PROPERTIES);
--- End diff --
Removing this also means we have to add explicit null checks to all
existing Request-/ResponseBody classes.
---
