io.cloudevents.rw

Interface CloudEventDataMapper<R extends CloudEventData>

Type Parameters:

R - the returned CloudEventData from this mapper.

Functional Interface:

This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.

@FunctionalInterface
 @ParametersAreNonnullByDefault
public interface CloudEventDataMapper<R extends CloudEventData>

Interface to convert a CloudEventData instance to another one.

Method Summary

Modifier and Type	Method and Description
static CloudEventDataMapper<CloudEventData>	identity()
R	map(CloudEventData data) Map data to another CloudEventData instance.

Method Detail

map

R map(CloudEventData data)
throws CloudEventRWException

Map data to another CloudEventData instance.

Parameters:

data - the input data

Returns:

The new data

Throws:

CloudEventRWException - is anything goes wrong while mapping the input data

identity

static CloudEventDataMapper<CloudEventData> identity()

Returns:

No-op identity mapper which can be used as default when no mapper is provided.