org.springframework.data.repository.query

Class ResultProcessor

java.lang.Object

org.springframework.data.repository.query.ResultProcessor

public class ResultProcessor
extends Object

A ResultProcessor to expose metadata about query result element projection and eventually post processing raw query results into projections and data transfer objects.

Since:

1.12

Author:

Oliver Gierke, John Blum, Mark Paluch, Christoph Strobl

Method Summary

Modifier and Type	Method and Description
ReturnedType	getReturnedType() Returns the ReturnedType.
<T> T	processResult(Object source) Post-processes the given query result.
<T> T	processResult(Object source, Converter<Object,Object> preparingConverter) Post-processes the given query result using the given preparing Converter to potentially prepare collection elements.
ResultProcessor	withDynamicProjection(ParameterAccessor accessor) Returns a new ResultProcessor with a new projection type obtained from the given ParameterAccessor.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

withDynamicProjection

public ResultProcessor withDynamicProjection(ParameterAccessor accessor)

Returns a new ResultProcessor with a new projection type obtained from the given ParameterAccessor.

Parameters:

accessor - must not be null.

Returns:

getReturnedType

public ReturnedType getReturnedType()

Returns the ReturnedType.

Returns:

processResult

@Nullable
public <T> T processResult(@Nullable
                                     Object source)

Post-processes the given query result.

Parameters:

source - can be null.

Returns:

processResult

@Nullable
public <T> T processResult(@Nullable
                                     Object source,
                                     Converter<Object,Object> preparingConverter)

Post-processes the given query result using the given preparing Converter to potentially prepare collection elements.

Parameters:

source - can be null.

preparingConverter - must not be null.

Returns: