import { interfaces } from 'inversify';
import { CacheLayerInfo } from '../../models/index';
import { CacheLayerOptions } from '../../options/index';
import { DataSource } from '../../models/index';
export interface ICacheLayerLoader {
    load(templateName: string, cache: CacheLayerInfo): Promise<void>;
}
export declare class CacheLayerLoader implements ICacheLayerLoader {
    private dataSourceFactory;
    private options;
    private cacheStorage;
    private logger;
    constructor(options: CacheLayerOptions, dataSourceFactory: interfaces.SimpleFactory<DataSource>);
    /**
     * Load the data to the cache storage according to cache settings
     * @param templateName template source name
     * @param cache the cache layer info settings from API schema
     */
    load(templateName: string, cache: CacheLayerInfo): Promise<void>;
    private getParquetFiles;
    private removeParquetFiles;
}