public final MapperConfig<K, CD> mapperConfig() {
   return MapperConfig.<K, CD>config(columnDefinitions)
       .mapperBuilderErrorHandler(mapperBuilderErrorHandler)
       .propertyNameMatcherFactory(propertyNameMatcherFactory)
       .failOnAsm(failOnAsm)
       .asmMapperNbFieldsLimit(asmMapperNbFieldsLimit)
       .fieldMapperErrorHandler(fieldMapperErrorHandler)
       .rowHandlerErrorHandler(rowHandlerErrorHandler)
       .maxMethodSize(maxMethodSize);
 }