marshallers can convert the payload to the target format (xml, json, csv ...)
Built-in marshallers
Notes on Record marshalling
By default, DelimitedRecordMarshaller, FixedLengthRecordMarshaller, OpenCsvRecordMarshaller and ApacheCommonCsvRecordMarshaller do not support recursive (deep) grouped POJOs.
Custom field extraction
In order to better control how to extract and format the fields of the domain object, you can implement the FieldExtractor interface and provide an implementation during the construction of the marshaller. Easy Batch provides BeanFieldExtractor to extract fields from POJO using Java Bean conventions. BeanFieldExtractor can also use the format field TypeConverter by registering a custom.