export declare const ObjectStorePreconditionCode: {
    readonly ifMatchFailed: "object-store.if-match-failed";
    readonly ifNotExistsFailed: "object-store.if-not-exists-failed";
};
export type ObjectStorePreconditionCode = typeof ObjectStorePreconditionCode[keyof typeof ObjectStorePreconditionCode];
export declare class ObjectStorePreconditionError extends Error {
    readonly code: ObjectStorePreconditionCode;
    readonly key: string;
    constructor(code: ObjectStorePreconditionCode, key: string, message: string);
}
export interface ObjectStoreMetadata {
    readonly cacheControl?: string;
    readonly contentEncoding?: string;
    readonly contentLength?: number;
    readonly contentType?: string;
    readonly etag?: string;
    readonly lastModified?: number;
    readonly metadata?: Readonly<Record<string, string>>;
}
export interface ObjectStoreGetResult {
    readonly body: Uint8Array;
    readonly metadata: ObjectStoreMetadata;
}
export interface ObjectStorePutOptions {
    readonly cacheControl?: string;
    readonly contentEncoding?: string;
    readonly contentType?: string;
    readonly ifMatch?: string;
    readonly ifNotExists?: boolean;
    readonly metadata?: Readonly<Record<string, string>>;
}
export interface ObjectStorePutResult {
    readonly etag?: string;
}
export interface ObjectStoreListPageOptions {
    readonly continuationToken?: string;
    readonly maximumKeys?: number;
    readonly prefix?: string;
}
export interface ObjectStoreListPage {
    readonly continuationToken?: string;
    readonly isTruncated: boolean;
    readonly keys: readonly string[];
}
export interface ObjectStoreReader {
    get(key: string): Promise<Uint8Array | undefined>;
    getWithMetadata(key: string): Promise<ObjectStoreGetResult | undefined>;
    list(prefix?: string): Promise<readonly string[]>;
    listPage(options?: ObjectStoreListPageOptions): Promise<ObjectStoreListPage>;
    stat(key: string): Promise<ObjectStoreMetadata | undefined>;
}
export interface ObjectStoreWriter extends ObjectStoreReader {
    delete(key: string): Promise<void>;
    put(key: string, body: string | Uint8Array, options?: ObjectStorePutOptions): Promise<ObjectStorePutResult>;
}
export interface ObjectStoreRoute {
    readonly matches: (key: string) => boolean;
    readonly store: ObjectStoreWriter;
}
export declare function normalizeObjectStoreKey(value: string, allowEmpty?: boolean): string;
/** Narrows one object store to a stable relative prefix without exposing its physical backend. */
export declare class PrefixedObjectStore implements ObjectStoreWriter {
    private readonly prefix;
    private readonly store;
    constructor(store: ObjectStoreWriter, prefix: string);
    delete(key: string): Promise<void>;
    get(key: string): Promise<Uint8Array | undefined>;
    getWithMetadata(key: string): Promise<ObjectStoreGetResult | undefined>;
    list(prefix?: string): Promise<readonly string[]>;
    listPage(options?: ObjectStoreListPageOptions): Promise<ObjectStoreListPage>;
    put(key: string, body: string | Uint8Array, options?: ObjectStorePutOptions): Promise<ObjectStorePutResult>;
    stat(key: string): Promise<ObjectStoreMetadata | undefined>;
}
/** Routes selected keys to specialized stores while retaining one logical object-store surface. */
export declare class RoutedObjectStore implements ObjectStoreWriter {
    private readonly primary;
    private readonly routes;
    constructor(primary: ObjectStoreWriter, routes: readonly ObjectStoreRoute[]);
    delete(key: string): Promise<void>;
    get(key: string): Promise<Uint8Array | undefined>;
    getWithMetadata(key: string): Promise<ObjectStoreGetResult | undefined>;
    list(prefix?: string): Promise<readonly string[]>;
    listPage(options?: ObjectStoreListPageOptions): Promise<ObjectStoreListPage>;
    put(key: string, body: string | Uint8Array, options?: ObjectStorePutOptions): Promise<ObjectStorePutResult>;
    stat(key: string): Promise<ObjectStoreMetadata | undefined>;
    private store;
}
//# sourceMappingURL=objectStore.d.ts.map