Struct abstract_ns::combinators::NullResolver

pub struct NullResolver<R> { /* fields omitted */ }

A resolver that implements implements Resolve+HostResolve but returns NameNotFound on resolve

This is needed to add resolver that can only resolve hostnames to the router.

You can create it with HostResolve::null_service_resolver

Trait Implementations

impl<R: Debug> Debug for NullResolver<R>

fn fmt(&self, __arg_0: &mut Formatter) -> Result

Formats the value using the given formatter.

impl<R> Resolve for NullResolver<R>

type Future = FutureResult<Address, Error>

A future returned from resolve()

fn resolve(&self, _name: &Name) -> Self::Future

Resolve a name to an address once

fn frozen_subscriber(self) -> FrozenSubscriber<Self> where
    Self: Resolve + Sized, 

Create a subscriber that resolves once using this resolver and never updates a stream

fn frozen_service_subscriber(self) -> FrozenSubscriber<Self> where
    Self: Sized, 

Create a subscriber that resolves once using this resolver and never updates a stream

fn null_host_resolver(self) -> NullHostResolver<Self> where
    Self: Sized, 

Create a thing that implements Resolve+HostResolve but returns NameNotFound on resolve_host

impl<R: HostResolve> HostResolve for NullResolver<R>

type HostFuture = R::HostFuture

A future returned from resolve()

fn resolve_host(&self, name: &Name) -> Self::HostFuture

Resolve a name to an address once

fn frozen_host_subscriber(self) -> FrozenSubscriber<Self> where
    Self: Sized, 

Create a subscriber that resolves once using this resolver and never updates a stream

fn null_service_resolver(self) -> NullResolver<Self> where
    Self: Sized, 

Create a thing that implements Resolve+HostResolve but returns NameNotFound on resolve