import { Connector } from './connector';
import { Options } from './common-types';
import { Entity } from './model';
import { Class, ObjectType } from './common-types';
import { Filter } from './query';
export declare type EntityData = ObjectType<Entity>;
/**
 * Key/Value operations for connector implementations
 */
export interface KVConnector<T extends Entity> extends Connector {
    /**
     * Delete an entry by key
     * @param modelClass
     * @param key
     * @param options
     */
    delete(modelClass: Class<Entity>, key: string, options?: Options): Promise<boolean>;
    /**
     * Delete all entries
     * @param modelClass
     * @param key
     * @param options
     */
    deleteAll(modelClass: Class<Entity>, options?: Options): Promise<number>;
    /**
     * Get an entry by key
     * @param modelClass
     * @param key
     * @param options
     */
    get(modelClass: Class<Entity>, key: string, options?: Options): Promise<T>;
    /**
     * Set an entry with key/value
     * @param modelClass
     * @param key
     * @param options
     */
    set(modelClass: Class<Entity>, key: string, value: EntityData, options?: Options): Promise<boolean>;
    /**
     * Set up ttl for an entry by key
     * @param modelClass
     * @param key
     * @param options
     */
    expire(modelClass: Class<Entity>, key: string, ttl: number, options?: Options): Promise<boolean>;
    /**
     * Get ttl for an entry by key
     * @param modelClass
     * @param key
     * @param options
     */
    ttl?(modelClass: Class<Entity>, key: string, ttl: number, options?: Options): Promise<number>;
    /**
     * Fetch all keys
     * @param modelClass
     * @param key
     * @param options
     */
    keys?(modelClass: Class<Entity>, options?: Options): Promise<string[]>;
    /**
     * Get an Iterator for matching keys
     * @param modelClass
     * @param filter
     * @param options
     */
    iterateKeys?(modelClass: Class<Entity>, filter?: Filter, options?: Options): Promise<Iterator<T>>;
}