import { Session } from "@gatling.io/core";
import JvmGrpcHeaders = io.gatling.javaapi.grpc.GrpcHeaders;
export declare namespace GrpcHeaders {
    import JvmValue = io.gatling.javaapi.grpc.GrpcHeaders$Value;
    interface Value<B, V> {
        value(value: V): B;
        value(value: (session: Session) => V): B;
        valueEL(value: string): B;
    }
    const wrapAsciiValue: <B extends GrpcHeaders<B>, J>(_underlying: JvmValue<J, string>, wrap: (underlying: J) => B) => Value<B, string>;
    const wrapBinaryValue: <B extends GrpcHeaders<B>, J>(_underlying: JvmValue<J, number[]>, wrap: (underlying: J) => B) => Value<B, number[]>;
}
export interface GrpcHeaders<B extends GrpcHeaders<B>> {
    asciiHeader(key: string): GrpcHeaders.Value<B, string>;
    asciiHeaders(map: Record<string, string>): B;
    binaryHeader(key: string): GrpcHeaders.Value<B, number[]>;
    binaryHeaders(map: Record<string, number[]>): B;
}
export declare const wrapGrpcHeaders: <B extends GrpcHeaders<B>, J>(_underlying: JvmGrpcHeaders<J, any>, wrap: (underlying: J) => B) => GrpcHeaders<B>;