Need to pass value extractor information as parameters to Annotation Processor . Can be something like:
<containerTypesUnwrappedByDefault> <containerTypeUnwrappedByDefault> <containerType>...</containerType> <unwrappedType>...</unwrappedType> </containerTypeUnwrappedByDefault> </containerTypesUnwrappedByDefault>
For details see https://github.com/hibernate/hibernate-validator/pull/833