org.springframework.data.keyvalue.core

Interface KeyValueCallback<T>

Type Parameters:

T -

public interface KeyValueCallback<T>

Generic callback interface for code that operates on a KeyValueAdapter. This is particularly useful for delegating code that needs to work closely on the underlying key/value store implementation.

Author:

Christoph Strobl, Mark Paluch

Method Summary

Modifier and Type	Method and Description
T	doInKeyValue(KeyValueAdapter adapter) Gets called by KeyValueTemplate#execute(KeyValueCallback).

Method Detail

doInKeyValue

@Nullable
T doInKeyValue(KeyValueAdapter adapter)

Gets called by KeyValueTemplate#execute(KeyValueCallback). Allows for returning a result object created within the callback, i.e. a domain object or a collection of domain objects.

Parameters:

adapter -

Returns: