/// <reference types="node" />
import { SupportedJsonWebEncryptionCompressionAlgorithm } from './types/supported-jsonwebencryption-compression-algorithm';
/**
 * Abstract Base Class for the JSON Web Encryption Compression Algorithms.
 *
 * All JSON Web Encryption Compression Algorithms supported by Guarani **MUST** extend this base class
 * and implement its abstract methods.
 */
export declare abstract class JsonWebEncryptionCompressionAlgorithm {
    /**
     * Name of the JSON Web Encryption Compression Algorithm.
     */
    protected readonly algorithm: SupportedJsonWebEncryptionCompressionAlgorithm;
    /**
     * Instantiates a new JSON Web Encryption Compression Algorithm to Compress and Decompress a Plaintext.
     *
     * @param algorithm Name of the JSON Web Encryption Compression Algorithm.
     */
    constructor(algorithm: SupportedJsonWebEncryptionCompressionAlgorithm);
    /**
     * Compresses the provided Plaintext before Encryption.
     *
     * @param plaintext Plaintext to be Compressed.
     * @returns Compressed Plaintext.
     */
    abstract compress(plaintext: Buffer): Promise<Buffer>;
    /**
     * Decompresses the provided Compressed Plaintext after Decryption.
     *
     * @param plaintext Compressed Plaintext to be Decompressed.
     * @returns Decompressed Plaintext.
     */
    abstract decompress(plaintext: Buffer): Promise<Buffer>;
}