Github user zhangminglei commented on a diff in the pull request:
https://github.com/apache/flink/pull/5173#discussion_r160625789
--- Diff:
flink-connectors/flink-connector-kafka-base/src/main/java/org/apache/flink/streaming/util/serialization/JSONDeserializationSchema.java
---
@@ -29,6 +30,7 @@
*
* <p>Fields can be accessed by calling
objectNode.get(<name>).as(<type>)
*/
+@Internal
--- End diff --
The reason I started to do this is because I think the user is less likely
to use this method.
---