Package org.klomp.snark

Class ExtensionHandler

java.lang.Object

org.klomp.snark.ExtensionHandler

abstract class ExtensionHandler
extends Object

REF: BEP 10 Extension Protocol

Since:

0.8.2

Author:

zzz

Field Summary

Fields

Modifier and Type	Field	Description
static final int	ID_COMMENT
static final int	ID_DHT
static final int	ID_HANDSHAKE
static final int	ID_METADATA
static final int	ID_PEX
static final String	TYPE_COMMENT
static final String	TYPE_DHT	not using the option bit since the compact format is different
static final String	TYPE_METADATA
static final String	TYPE_PEX	not ut_pex since the compact format is different

Constructor Summary

Constructors

Constructor	Description
ExtensionHandler()

Method Summary

Modifier and Type	Method	Description
static byte[]	getHandshake(int metasize, boolean pexAndMetadata, boolean dht, boolean uploadOnly, boolean comment)
static void	handleMessage(Peer peer, PeerListener listener, int id, byte[] bs)
static void	locked_sendComments(Peer peer, int num, CommentSet comments)	Send comments Caller must sync on comments
static void	sendCommentReq(Peer peer, int num)	Send comment request
static void	sendDHT(Peer peer, int qport, int rport)	Send the DHT port numbers
static void	sendPEX(Peer peer, List<Peer> pList)	added.f and dropped unsupported

Methods inherited from class java.lang.Object

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

Field Details

ID_HANDSHAKE

public static final int ID_HANDSHAKE

See Also:

• Constant Field Values

ID_METADATA

public static final int ID_METADATA

See Also:

• Constant Field Values

TYPE_METADATA

public static final String TYPE_METADATA

See Also:

• Constant Field Values

ID_PEX

public static final int ID_PEX

See Also:

• Constant Field Values

TYPE_PEX

public static final String TYPE_PEX

not ut_pex since the compact format is different

See Also:

• Constant Field Values

ID_DHT

public static final int ID_DHT

See Also:

• Constant Field Values

TYPE_DHT

public static final String TYPE_DHT

not using the option bit since the compact format is different

See Also:

• Constant Field Values

ID_COMMENT

public static final int ID_COMMENT

Since:

0.9.31

See Also:

• Constant Field Values

TYPE_COMMENT

public static final String TYPE_COMMENT

Since:

0.9.31

See Also:

• Constant Field Values

Constructor Details

ExtensionHandler

ExtensionHandler()

Method Details

getHandshake

public static byte[] getHandshake(int metasize,
 boolean pexAndMetadata,
 boolean dht,
 boolean uploadOnly,
 boolean comment)

Parameters:

metasize - -1 if unknown

pexAndMetadata - advertise these capabilities

dht - advertise DHT capability

comment - advertise ut_comment capability

Returns:

bencoded outgoing handshake message

handleMessage

public static void handleMessage(Peer peer,
 PeerListener listener,
 int id,
 byte[] bs)

sendPEX

public static void sendPEX(Peer peer,
 List<Peer> pList)

added.f and dropped unsupported

Parameters:

pList - non-null

Since:

0.8.4

sendDHT

public static void sendDHT(Peer peer,
 int qport,
 int rport)

Send the DHT port numbers

Since:

DHT

sendCommentReq

public static void sendCommentReq(Peer peer,
 int num)

Send comment request

Since:

0.9.31

locked_sendComments

public static void locked_sendComments(Peer peer,
 int num,
 CommentSet comments)

Send comments Caller must sync on comments

Parameters:

num - max to send

comments - non-null

Since:

0.9.31