FieldExtractor (easy-batch-core 7.0.2 API)

All Known Implementing Classes:

BeanFieldExtractor
```
public interface FieldExtractor<T>
```
Interface for field extractor. This will be used by RecordMarshaller to extract fields from the payload of a record.

Author:

Rémi Alvergnat ([email protected])

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`java.lang.Iterable<java.lang.Object>`	`extractFields(T payload)`	Extract fields from the payload of a record.

- Method Detail
  - extractFields
```
java.lang.Iterable<java.lang.Object> extractFields(T payload)
                                            throws java.lang.Exception
```
    Extract fields from the payload of a record.
    
    Parameters:
    
    payload - of the record
    
    Returns:
    
    a iterable containing fields of the record's payload
    
    Throws:
    
    java.lang.Exception - if unable to extract fields from the record's payload