# org.qi4j.spi.entitystore

## Interfaces

- BackupRestore
- EntityStateVersions
- EntityStore
- EntityStoreSPI
- EntityStoreUnitOfWork
- StateChangeListener
- StateCommitter

## Classes

- ConcurrentModificationCheckConcern
- DefaultEntityStoreUnitOfWork
- EntityStateVersions.EntityStateVersionsMixin
- ModuleEntityStoreUnitOfWork
- StateChangeNotificationConcern

## Exceptions

- ConcurrentEntityStateModificationException
- EntityAlreadyExistsException
- EntityNotFoundException
- EntityStoreException
- ReadOnlyEntityStoreException