org.johnnei.javatorrent

Class TorrentClient

java.lang.Object

org.johnnei.javatorrent.TorrentClient

public class TorrentClient
extends Object

The Torrent Client is the main entry point for the configuration and initiation of downloads/uploads.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	TorrentClient.Builder

Method Summary

Modifier and Type	Method and Description
void	addDiskJob(IDiskJob task) Submits the disk job to be processed by the IO manager.
int	createUniqueTransactionId()
void	download(Torrent torrent) Initiates the downloading of a torrent.
void	download(Torrent torrent, Collection<String> trackerUrls) Initiates the downloading of a torrent.
int	getConnectingCountFor(Torrent torrent) Calculates how many connections are assigned to the torrent but haven't passed the BitTorrent handshake yet.
ConnectionDegradation	getConnectionDegradation() Gets the configured connection degradation rules.
int	getDownloadPort() Gets the port at which we are listening for peers
ScheduledExecutorService	getExecutorService() Gets the ScheduledExecutorService which will execute the small tasks
byte[]	getExtensionBytes() Gets the eight extension bytes which represent which BitTorrent extensions are enabled on this client.
MessageFactory	getMessageFactory() Gets the message factory for this client
<T extends IModule> Optional<T>	getModule(Class<T> type) Gets the module instance if it is registered to this Torrent Client.
Collection<IModule>	getModules() Gets an unmodifiable view of the registered modules to this torrent client.
IPeerConnector	getPeerConnector() Gets the IPeerConnector which connects new peers
IPeerDistributor	getPeerDistributor()
byte[]	getPeerId() Gets the 20-byte peer ID associated to this tracker manager
PhaseRegulator	getPhaseRegulator() Gets the PhaseRegulator which manages the ordering of the download states.
Optional<Torrent>	getTorrentByHash(byte[] torrentHash) Gets the torrent associated with the given hash.
int	getTorrentCount()
List<ITracker>	getTrackersFor(Torrent torrent) Gets all trackers which know the given torrent
void	shutdown() Shuts down all components of the TorrentClient.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

download

public void download(Torrent torrent,
                     Collection<String> trackerUrls)

Initiates the downloading of a torrent.

Parameters:

torrent - The torrent to download.

trackerUrls - The trackers which are known for this torrent.

download

public void download(Torrent torrent)

Initiates the downloading of a torrent.

Parameters:

torrent - The torrent to download.

shutdown

public void shutdown()

Shuts down all components of the TorrentClient.

createUniqueTransactionId

public int createUniqueTransactionId()

addDiskJob

public void addDiskJob(IDiskJob task)

Submits the disk job to be processed by the IO manager.

Parameters:

task - The disk job to execute.

getConnectingCountFor

public int getConnectingCountFor(Torrent torrent)

Calculates how many connections are assigned to the torrent but haven't passed the BitTorrent handshake yet.

Parameters:

torrent - The torrent for which connections must be counted.

Returns:

The amount of pending peers.

getTrackersFor

public List<ITracker> getTrackersFor(Torrent torrent)

Gets all trackers which know the given torrent

Parameters:

torrent - the torrent which the tracker must support

Returns:

a collection of trackers which support the given torrent

getMessageFactory

public MessageFactory getMessageFactory()

Gets the message factory for this client

Returns:

The MessageFactory

getConnectionDegradation

public ConnectionDegradation getConnectionDegradation()

Gets the configured connection degradation rules.

Returns:

The socket degradation rules.

getPhaseRegulator

public PhaseRegulator getPhaseRegulator()

Gets the PhaseRegulator which manages the ordering of the download states.

Returns:

The configured phase regulator.

getExecutorService

public ScheduledExecutorService getExecutorService()

Gets the ScheduledExecutorService which will execute the small tasks

Returns:

The executor service implementation

getPeerConnector

public IPeerConnector getPeerConnector()

Gets the IPeerConnector which connects new peers

Returns:

The peer connector implementation

getDownloadPort

public int getDownloadPort()

Gets the port at which we are listening for peers

Returns:

The port at which we are listening

getExtensionBytes

public byte[] getExtensionBytes()

Gets the eight extension bytes which represent which BitTorrent extensions are enabled on this client.

Returns:

The extension bytes

getPeerId

public byte[] getPeerId()

Gets the 20-byte peer ID associated to this tracker manager

Returns:

The peer ID

getModule

public <T extends IModule> Optional<T> getModule(Class<T> type)

Gets the module instance if it is registered to this Torrent Client.

Type Parameters:

T - The module type.

Parameters:

type - The module class.

Returns:

The module instance or Optional.empty() if not found.

getModules

public Collection<IModule> getModules()

Gets an unmodifiable view of the registered modules to this torrent client.

Returns:

The collection of modules.

getTorrentByHash

public Optional<Torrent> getTorrentByHash(byte[] torrentHash)

Gets the torrent associated with the given hash.

Parameters:

torrentHash - The BTIH of the torrent

Returns:

The torrent if known.

getPeerDistributor

public IPeerDistributor getPeerDistributor()

Returns:

The configured IPeerDistributor for this TorrentClient

getTorrentCount

public int getTorrentCount()

Returns:

The amount of torrents that are being downloaded.