import { AbstractCreatable } from '@ariestools/sdk';
import type { SyncMap } from '@xyo-network/xl1-protocol/protocol-lib';
import type { Database, Key, RootDatabase } from 'lmdb';
import type { LmdbMapParams } from './Params.ts';
/**
 * A synchronous LMDB-backed Map implementation.
 * This class provides a synchronous interface to an LMDB database, allowing for key-value storage.
 * It allows for multi-tenancy within a single LMDB environment by using a root database (located
 * at this.folderPath) and a specific DB within the environment (specified by this.params.storeName).
 * @template K - The type of keys in the map.
 * @template V - The type of values in the map.
 */
export declare class SynchronousLmdbMap<K extends Key, V> extends AbstractCreatable<LmdbMapParams> implements SyncMap<K, V> {
    protected db: Database<V, K>;
    protected rootDatabase: RootDatabase;
    /**
     * The path to the LMDB folder where the database is stored.
     * This is constructed from the location and dbName parameters
     * allowing for multiple DBs within the root (by specifying a
     * different storeName).
     * @returns The folder path for the LMDB database.
     */
    get folderPath(): string;
    /** Returns all values currently stored in the named LMDB database. */
    all(): V[];
    /** Removes every key/value entry from the named database synchronously. */
    clear(): void;
    /** Removes a key synchronously and reports whether it existed. */
    delete(id: K): boolean;
    /** Returns the value stored for a key, or `undefined` when absent. */
    get(id: K): V | undefined;
    /** Returns the values found for the supplied keys, omitting absent entries. */
    getMany(ids: K[]): V[];
    /** Returns whether the named database contains the key. */
    has(id: K): boolean;
    /** Stores a key/value pair synchronously. */
    set(id: K, data: V): void;
    /** Stores each supplied key/value pair synchronously. */
    setMany(entries: [K, V][]): void;
    /** Opens the LMDB environment and named database before map operations begin. */
    startHandler(): Promise<void>;
}
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