public void setGrpcRoute(GrpcRoute grpcRoute) {
        this.grpcRoute = grpcRoute;
    }
<p>
An object that represents the specification of a gRPC route.
</p>

@param grpcRoute
       An object that represents the specification of a gRPC route.
aws-java-sdk-appmesh/src/main/java/com/amazonaws/services/appmesh/model/RouteSpec.java