import { Connection } from 'typeorm';
import { ProjectedDirectoryCacheEntity } from './enitites/ProjectedDirectoryCacheEntity';
import { ProjectedAlbumCacheEntity } from './enitites/album/ProjectedAlbumCacheEntity';
import { IObjectManager } from './IObjectManager';
import { ParentDirectoryDTO } from '../../../common/entities/DirectoryDTO';
import { SessionContext } from '../SessionContext';
export declare class ProjectedCacheManager implements IObjectManager {
    init(): Promise<void>;
    onNewDataVersion(changedDir?: ParentDirectoryDTO): Promise<void>;
    /**
     * Includes all possible projection keys, including the default one and sharing keys too.
     */
    getAllProjections(): Promise<string[]>;
    cleanupNonExistingProjections(): Promise<void>;
    getCacheForDirectory(connection: Connection, session: SessionContext, dir: {
        id: number;
        name: string;
        path: string;
    }): Promise<ProjectedDirectoryCacheEntity>;
    setAndGetCacheForDirectory(connection: Connection, session: SessionContext, dir: {
        id: number;
        name: string;
        path: string;
    }): Promise<ProjectedDirectoryCacheEntity>;
    setAndGetCacheForAlbum(connection: Connection, session: SessionContext, album: {
        name: string;
        id: number;
        searchQuery: any;
    }): Promise<ProjectedAlbumCacheEntity>;
    protected invalidateDirectoryCache(dir: ParentDirectoryDTO): Promise<void>;
}