export declare const CodeMetadataLength = 2;
/**
 * The metadata of a Smart Contract, as an abstraction.
 */
export declare class CodeMetadata {
    upgradeable: boolean;
    readable: boolean;
    payable: boolean;
    payableBySc: boolean;
    static ByteZero: {
        Upgradeable: number;
        Reserved2: number;
        Readable: number;
    };
    static ByteOne: {
        Reserved1: number;
        Payable: number;
        PayableBySc: number;
    };
    /**
     * Creates a metadata object. By default, set the `upgradeable` attribute, and uset all others.
     *
     * @param upgradeable Whether the contract is upgradeable
     * @param readable Whether other contracts can read this contract's data (without calling one of its pure functions)
     * @param payable Whether the contract is payable
     * @param payableBySc Whether the contract is payable by other smart contracts
     */
    constructor(upgradeable?: boolean, readable?: boolean, payable?: boolean, payableBySc?: boolean);
    /**
     * Named constructor
     * Creates a metadata object from a buffer.
     * Also checks that data has correct length (2 bytes)
     */
    static newFromBytes(bytes: Uint8Array): CodeMetadata;
    /**
     * Converts the metadata to the protocol-friendly representation.
     */
    toBytes(): Uint8Array;
    /**
     * Converts the metadata to a hex-encoded string.
     */
    toString(): string;
    /**
     * Adjust the metadata (the `upgradeable` attribute), when preparing the deployment transaction.
     */
    toggleUpgradeable(value: boolean): void;
    /**
     * Adjust the metadata (the `readable` attribute), when preparing the deployment transaction.
     */
    toggleReadable(value: boolean): void;
    /**
     * Adjust the metadata (the `payable` attribute), when preparing the deployment transaction.
     */
    togglePayable(value: boolean): void;
    /**
     * Adjust the metadata (the `payableBySc` attribute), when preparing the deployment transaction.
     */
    togglePayableBySc(value: boolean): void;
    /**
     * Converts the metadata to a pretty, plain JavaScript object.
     */
    toJSON(): object;
    equals(other: CodeMetadata): boolean;
}