org.apache.reef.io.network.naming

Interface NameServer

All Superinterfaces:

AutoCloseable, Stage

All Known Implementing Classes:

NameServerImpl

@DefaultImplementation(value=NameServerImpl.class)
public interface NameServer
extends Stage

Naming server interface.

Method Summary

Methods

Modifier and Type	Method and Description
int	getPort() get port number.
InetSocketAddress	lookup(Identifier id) Finds an address for an identifier locally.
List<NameAssignment>	lookup(Iterable<Identifier> identifiers) Finds addresses for identifiers locally.
void	register(Identifier id, InetSocketAddress addr) Registers an (identifier, address) mapping locally.
void	unregister(Identifier id) Unregisters an identifier locally.

Methods inherited from interface java.lang.AutoCloseable

close

Method Detail

getPort

int getPort()

get port number.

Returns:

register

void register(Identifier id,
            InetSocketAddress addr)

Registers an (identifier, address) mapping locally.

Parameters:

id - an identifier

addr - an Internet socket address

unregister

void unregister(Identifier id)

Unregisters an identifier locally.

Parameters:

id - an identifier

lookup

InetSocketAddress lookup(Identifier id)

Finds an address for an identifier locally.

Parameters:

id - an identifier

Returns:

an Internet socket address

lookup

List<NameAssignment> lookup(Iterable<Identifier> identifiers)

Finds addresses for identifiers locally.

Parameters:

identifiers - an Iterable of identifiers

Returns:

a list of name assignments