io.servicetalk.dns.discovery.netty

Interface DnsServiceDiscovererObserver.DnsDiscoveryObserver

Enclosing interface:

DnsServiceDiscovererObserver

public static interface DnsServiceDiscovererObserver.DnsDiscoveryObserver

An observer that provides visibility into individual DNS discoveries.

The discovery is considered complete when one of the terminal events is invoked. It's guaranteed only one terminal event will be invoked per request.

In case of an SRV lookup, there might be multiple DNS resolutions observed for one discovery.

Method Summary

Modifier and Type	Method and Description
default void	discoveryCancelled() Notifies that the current DNS discovery got cancelled.
default void	discoveryFailed(Throwable cause) Notifies that the current DNS discovery failed.
DnsServiceDiscovererObserver.DnsResolutionObserver	onNewResolution(String name) Notifies that a new DNS resolution started.

Method Detail

onNewResolution

DnsServiceDiscovererObserver.DnsResolutionObserver onNewResolution(String name)

Notifies that a new DNS resolution started.

Parameters:

name - the name for the DNS question to be queried

Returns:

DnsServiceDiscovererObserver.DnsResolutionObserver that provides visibility into results of the current DNS resolution

discoveryCancelled

default void discoveryCancelled()

Notifies that the current DNS discovery got cancelled.

This is one of the possible terminal events.

discoveryFailed

default void discoveryFailed(Throwable cause)

Notifies that the current DNS discovery failed.

This is one of the possible terminal events.

Parameters:

cause - Throwable as a cause for the failure