/**
 * Cached file reader for non-changing files.
 * Reads from filesystem on first access, then serves from cache.
 */
declare class CachedFileReader {
    private cache;
    /**
     * Reads a file from cache if available, otherwise reads from filesystem and caches the result.
     * @param filePath - Absolute path to the file to read
     * @param encoding - File encoding (default: 'utf-8')
     * @returns The file contents as a string
     */
    read(filePath: string, encoding?: BufferEncoding): string;
    /**
     * Asynchronously reads a file from cache if available, otherwise reads from filesystem and caches the result.
     * @param filePath - Absolute path to the file to read
     * @param encoding - File encoding (default: 'utf-8')
     * @returns Promise resolving to the file contents as a string
     */
    readAsync(filePath: string, encoding?: BufferEncoding): Promise<string>;
    /**
     * Flushes the entire cache.
     */
    flushCache(): void;
    /**
     * Flushes a specific file from the cache.
     * @param filePath - Absolute path to the file to flush
     * @param encoding - File encoding (default: 'utf-8')
     */
    flushFile(filePath: string, encoding?: BufferEncoding): void;
    /**
     * Checks if a file is cached.
     * @param filePath - Absolute path to the file
     * @param encoding - File encoding (default: 'utf-8')
     * @returns true if the file is cached, false otherwise
     */
    isCached(filePath: string, encoding?: BufferEncoding): boolean;
    /**
     * Gets the number of cached files.
     * @returns The number of files currently in cache
     */
    getCacheSize(): number;
}
export { CachedFileReader };
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