private boolean isMapToDefaultOnMapperAndMappingConfigLevel() { final NullValueMappingStrategyPrism strategy; if (mapperConfigPrism != null && mapperPrism.values.nullValueMappingStrategy() == null) { strategy = NullValueMappingStrategyPrism.valueOf(mapperConfigPrism.nullValueMappingStrategy()); } else { strategy = NullValueMappingStrategyPrism.valueOf(mapperPrism.nullValueMappingStrategy()); } return NullValueMappingStrategyPrism.RETURN_DEFAULT == strategy; }