io.aeron.driver

Interface NameResolver

All Known Implementing Classes:

DefaultNameResolver

public interface NameResolver

Interface to allow resolving a name to an InetAddress.

Method Summary

Modifier and Type	Method and Description
default int	doWork(long nowMs) Perform periodic work for the resolver.
default String	lookup(String name, String uriParamName, boolean isReLookup) Lookup the name and return a string of the form name:port that represents the endpoint or control param of the URI.
InetAddress	resolve(String name, String uriParamName, boolean isReResolution) Resolve a name and return the most up to date InetAddress that represents the name.

Method Detail

resolve

InetAddress resolve(String name,
                    String uriParamName,
                    boolean isReResolution)

Resolve a name and return the most up to date InetAddress that represents the name.

Parameters:

name - to resolve.

uriParamName - that the resolution is for.

isReResolution - true if this is a re-resolution or false if initial resolution.

Returns:

address for the name that most recently represents the name or null if not resolvable currently.

See Also:

CommonContext.ENDPOINT_PARAM_NAME, CommonContext.MDC_CONTROL_PARAM_NAME

lookup

default String lookup(String name,
                      String uriParamName,
                      boolean isReLookup)

Lookup the name and return a string of the form name:port that represents the endpoint or control param of the URI.

Parameters:

name - to lookup

uriParamName - that the lookup is for.

isReLookup - true if this is a re-lookup or false if initial lookup.

Returns:

string in name:port form.

doWork

default int doWork(long nowMs)

Perform periodic work for the resolver.

Parameters:

nowMs - current epoch clock time in milliseconds

Returns:

work count