org.apache.deltaspike.data.api.mapping

Interface QueryInOutMapper<E>

All Known Implementing Classes:

SimpleQueryInOutMapperBase

public interface QueryInOutMapper<E>

Handles concrete mapping of query results and query input parameters.

Method Summary

Modifier and Type	Method and Description
Object	mapParameter(Object parameter) Map a query parameter.
Object	mapResult(E result) Map a single result query.
Object	mapResultList(List<E> result) Map a query result list.
boolean	mapsParameter(Object parameter) Check if this mapper handles a specific input parameter.

Method Detail

mapResult

Object mapResult(E result)

Map a single result query.

Parameters:

result - The query result to map.

Returns:

The mapped result object.

mapResultList

Object mapResultList(List<E> result)

Map a query result list.

Parameters:

result - The query result list to map.

Returns:

The mapped result. Does not have to be a collection.

mapsParameter

boolean mapsParameter(Object parameter)

Check if this mapper handles a specific input parameter.

Parameters:

parameter - The parameter candidate for mapping.

Returns:

true if the mapper handles the parameter.

mapParameter

Object mapParameter(Object parameter)

Map a query parameter.

Parameters:

parameter - The parameter to map. It can be assumed that the mapsParameter(Object) method has been called before with this parameter.

Returns:

The mapped result.