import { SchemaManager } from './schema-manager';
import type { SchemaManagerHost } from './types';
export interface FileSchemaManagerOptions {
    path: string;
}
export declare class FileSchemaManager extends SchemaManager {
    protected _host: SchemaManagerHost;
    private _schemaPath;
    private _watcher?;
    constructor(_host: SchemaManagerHost, options: FileSchemaManagerOptions);
    getBaseSchema(): import("graphql").GraphQLSchema | null;
    waitBaseSchema(): Promise<import("graphql").GraphQLSchema | null>;
    getAbsoluteSchemaPath(projectRootPath: string, schemaPath: string): string;
    startWatch(interval?: number): void;
    closeWatch(): void;
}