import { CollectionName, DBChanges, Entity, Triple, KVStore, KVStoreTransaction, EntityStore, EntitySyncStore, KVStoreOrTransaction, DoubleBuffer } from './types.js';
import { Timestamp } from './hybrid-clock.js';
import { Tuple } from './codec.js';
export declare class EntityStoreWithOutbox implements EntitySyncStore {
    readonly storage: KVStore;
    doubleBuffer: DoubleBuffer;
    private store;
    constructor(storage: KVStore);
    get metadataStore(): import("./entity-metadata-store.js").EntityMetadataStore;
    get dataStore(): EntityStore;
    onChange(callback: (changes: DBChanges) => void): () => void;
    applyChanges(tx: KVStoreTransaction, changes: DBChanges): Promise<DBChanges>;
    getChanges(storage: KVStoreOrTransaction): Promise<DBChanges>;
    applyChangesWithTimestamp(tx: KVStoreTransaction, buffer: DBChanges, timestamp: Timestamp): Promise<DBChanges>;
    insertTriples(tx: KVStoreTransaction, triples: Triple[]): Promise<DBChanges>;
    getEntity(storage: KVStoreOrTransaction, collection: string, id: string): Promise<Entity | undefined>;
    getCollectionStats(storage: KVStoreOrTransaction): Promise<Map<string, number>>;
    getEntitiesInCollection(storage: KVStoreOrTransaction, collection: CollectionName): AsyncIterable<[Tuple, Entity]>;
}