org.bitcoinj.net.discovery

Interface PeerDiscovery

All Known Implementing Classes:

DnsDiscovery, DnsDiscovery.DnsSeedDiscovery, HttpDiscovery, MultiplexingDiscovery, SeedPeers, TorDiscovery

public interface PeerDiscovery

A PeerDiscovery object is responsible for finding addresses of other nodes in the Bitcoin P2P network. Note that the addresses returned may or may not be accepting connections.

Method Summary

Modifier and Type	Method and Description
InetSocketAddress[]	getPeers(long services, long timeoutValue, TimeUnit timeoutUnit) Returns an array of addresses.
void	shutdown() Stops any discovery in progress when we want to shut down quickly.

Method Detail

getPeers

InetSocketAddress[] getPeers(long services,
                             long timeoutValue,
                             TimeUnit timeoutUnit)
                      throws PeerDiscoveryException

Returns an array of addresses. This method may block.

Parameters:

services - Required services as a bitmask, e.g. VersionMessage#NODE_NETWORK.

Throws:

PeerDiscoveryException

shutdown

void shutdown()

Stops any discovery in progress when we want to shut down quickly.