Package org.bitcoinj.net.discovery

Interface PeerDiscovery

All Known Implementing Classes:

DnsDiscovery, DnsDiscovery.DnsSeedDiscovery, HttpDiscovery, MultiplexingDiscovery, SeedPeers

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	Description
List<InetSocketAddress>	getPeers(long services, long timeoutValue, TimeUnit timeoutUnit)	Queries the addresses.
void	shutdown()	Stops any discovery in progress when we want to shut down quickly.

Method Details

getPeers

List<InetSocketAddress> getPeers(long services,
 long timeoutValue,
 TimeUnit timeoutUnit)
                          throws PeerDiscoveryException

Queries the 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.