Networking · interview question
Why does setting ObjectMapper's FAIL_ON_UNKNOWN_PROPERTIES to false change runtime behavior?
Multiple choiceEasychapter-11-curatedpremiumnetworkingjackson-objectmapper
Answer and explanation
Correct answer
C. Unknown JSON properties are ignored during deserialization.
Why
Setting FAIL_ON_UNKNOWN_PROPERTIES to false instructs the ObjectMapper to ignore any properties in the JSON that do not match properties in the target Java class.
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