import { BodyDecoder, BodyEncoder } from '@iotize/tap/client/api';
/**
 * TODO improv it . We don't know the size of input buffer...
 */
export declare class UniqMaskConverter<OutputType> implements BodyEncoder<OutputType>, BodyDecoder<OutputType> {
    protected _mapping: {
        [key: number]: OutputType;
    };
    constructor(mapping: any);
    decode(body: Uint8Array): OutputType;
    encode(value: OutputType): Uint8Array;
    static decodeOneExact<OutputType>(data: Uint8Array | number, mapping: {
        [key: number]: OutputType;
    }): OutputType;
    static decodeOne<OutputType>(data: Uint8Array | number, mapping: {
        [key: number]: OutputType;
    }): OutputType;
    static encodeOneAsNumber<OutputType>(data: OutputType, mapping: {
        [key: number]: OutputType;
    }): number;
    static encodeOneAsBuffer<OutputType>(data: OutputType, mapping: {
        [key: number]: OutputType;
    }): Uint8Array;
    static swapKeyValue(input: {
        [key: string]: any;
    }): {
        [key: string]: any;
    };
}