Package org.springframework.data.keyvalue.core

@NullMarked package org.springframework.data.keyvalue.core

Core key/value implementation.

Related Packages

Package	Description
org.springframework.data.keyvalue.core.event	Support classes for key-value events, like standard persistence lifecycle events.
org.springframework.data.keyvalue.core.mapping	Infrastructure for the Key-Value mapping subsystem and keyspace resolution.
org.springframework.data.keyvalue.core.query	Key/value specific query and abstractions.

Class	Description
AbstractKeyValueAdapter	Base implementation of KeyValueAdapter holds QueryEngine to delegate find and count execution to.
CriteriaAccessor<T>	Resolves the criteria object from given KeyValueQuery.
ForwardingCloseableIterator<T>	Forwards CloseableIterator invocations to the configured Iterator delegate.
IdentifierGenerator	API for components generating identifiers.
IterableConverter	Converter capable of transforming a given Iterable into a collection type.
KeyValueAdapter	KeyValueAdapter unifies access and shields the underlying key/value specific implementation.
KeyValueCallback<T>	Generic callback interface for code that operates on a KeyValueAdapter.
KeyValueOperations	Interface that specifies a basic set of key/value operations.
KeyValuePersistenceExceptionTranslator	Simple PersistenceExceptionTranslator implementation for key/value stores that converts the given runtime exception to an appropriate exception from the org.springframework.dao hierarchy.
KeyValueTemplate	Basic implementation of KeyValueOperations.
PathSortAccessor
PredicateQueryEngine	QueryEngine implementation specific for executing Predicate based KeyValueQuery against KeyValueAdapter.
PropertyPathComparator<T>	Comparator implementation to compare objects based on a PropertyPath.
QueryEngine<ADAPTER extends KeyValueAdapter, CRITERIA, SORT>	Base implementation for accessing and executing KeyValueQuery against a KeyValueAdapter.
QueryEngineFactory	Interface for QueryEngineFactory implementations that provide a QueryEngine object as part of the configuration.
SimplePropertyPathAccessor<T>
SortAccessor<T>	Resolves the Sort object from given KeyValueQuery and potentially converts it into a store specific representation that can be used by the QueryEngine implementation.
SpelCriteria	SpelCriteria allows to pass on a SpelExpression and EvaluationContext to the actual query processor.
SpelPropertyComparator<T>	Comparator implementation using SpelExpression.
SpelQueryEngine	QueryEngine implementation specific for executing SpelExpression based KeyValueQuery against KeyValueAdapter.
SpelSortAccessor	SortAccessor implementation capable of creating SpelPropertyComparator.
UncategorizedKeyValueException	Normal superclass when we can't distinguish anything more specific than "something went wrong with the underlying resource".