Class TOTorrentFileHashTreeImpl

java.lang.Object

com.biglybt.core.torrent.impl.TOTorrentFileHashTreeImpl

All Implemented Interfaces:

TOTorrentFileHashTree

public class TOTorrentFileHashTreeImpl
extends Object
implements TOTorrentFileHashTree

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
private class	TOTorrentFileHashTreeImpl.HashRequestImpl

Nested classes/interfaces inherited from interface TOTorrentFileHashTree

TOTorrentFileHashTree.HashesReceiver, TOTorrentFileHashTree.HashRequest, TOTorrentFileHashTree.PieceTreeProvider, TOTorrentFileHashTree.PieceTreeReceiver

Field Summary

Fields

Modifier and Type	Field	Description
private static final int	BLOCK_SIZE
private static final int	DIGEST_LENGTH
private final TOTorrentFileImpl	file
private static final Map<Integer,byte[]>	pad_hash_cache
private final int	piece_layer_index
private static final boolean	TEST_LEAF_REQUESTS
private byte[][]	tree
private static final int[]	tree_hash_widths
private Object	tree_lock

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	TOTorrentFileHashTreeImpl(TOTorrentFileImpl _file, byte[] _root_hash)

Method Summary

Modifier and Type	Method	Description
protected List<byte[]>	addPieceLayer(byte[] piece_layer)
protected Map<String,Object>	exportState()
TOTorrentFile	getFile()
protected byte[]	getPieceLayer()
byte[]	getRootHash()
protected List<byte[]>	importState(Map<String,Object> map)
boolean	isPieceLayerComplete()
void	receivedHashes(byte[] root_hash, int base_layer, int index, int length, int proof_layers, byte[][] hashes)
boolean	requestHashes(TOTorrentFileHashTree.PieceTreeProvider piece_tree_provider, TOTorrentFileHashTree.HashesReceiver hashes_receiver, byte[] root_hash, int base_layer, int index, int length, int proof_layers)
private boolean	requestHashesSupport(TOTorrentFileHashTree.PieceTreeProvider piece_tree_provider, TOTorrentFileHashTree.HashesReceiver hashes_receiver, byte[] root_hash, int base_layer, int index, int length, int proof_layers, byte[][] loaded_piece_tree)
TOTorrentFileHashTree.HashRequest	requestPieceHash(int piece_number, BitFlags available)

Methods inherited from class Object

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

Field Details

TEST_LEAF_REQUESTS

private static final boolean TEST_LEAF_REQUESTS

See Also:

• Constant Field Values

DIGEST_LENGTH

private static final int DIGEST_LENGTH

See Also:

• Constant Field Values

BLOCK_SIZE

private static final int BLOCK_SIZE

See Also:

• Constant Field Values

pad_hash_cache

private static final Map<Integer,byte[]> pad_hash_cache

tree_hash_widths

private static final int[] tree_hash_widths

file

private final TOTorrentFileImpl file

tree_lock

private Object tree_lock

tree

private byte[][] tree

piece_layer_index

private final int piece_layer_index

Constructor Details

TOTorrentFileHashTreeImpl

protected TOTorrentFileHashTreeImpl(TOTorrentFileImpl _file,
 byte[] _root_hash)

Method Details

getFile

public TOTorrentFile getFile()

Specified by:

getFile in interface TOTorrentFileHashTree

getRootHash

public byte[] getRootHash()

Specified by:

getRootHash in interface TOTorrentFileHashTree

exportState

protected Map<String,Object> exportState()

importState

protected List<byte[]> importState(Map<String,Object> map)

isPieceLayerComplete

public boolean isPieceLayerComplete()

Specified by:

isPieceLayerComplete in interface TOTorrentFileHashTree

getPieceLayer

protected byte[] getPieceLayer()

addPieceLayer

protected List<byte[]> addPieceLayer(byte[] piece_layer)
                              throws TOTorrentException

Throws:

TOTorrentException

requestPieceHash

public TOTorrentFileHashTree.HashRequest requestPieceHash(int piece_number,
 BitFlags available)

Specified by:

requestPieceHash in interface TOTorrentFileHashTree

receivedHashes

public void receivedHashes(byte[] root_hash,
 int base_layer,
 int index,
 int length,
 int proof_layers,
 byte[][] hashes)

Specified by:

receivedHashes in interface TOTorrentFileHashTree

requestHashes

public boolean requestHashes(TOTorrentFileHashTree.PieceTreeProvider piece_tree_provider,
 TOTorrentFileHashTree.HashesReceiver hashes_receiver,
 byte[] root_hash,
 int base_layer,
 int index,
 int length,
 int proof_layers)

Specified by:

requestHashes in interface TOTorrentFileHashTree

requestHashesSupport

private boolean requestHashesSupport(TOTorrentFileHashTree.PieceTreeProvider piece_tree_provider,
 TOTorrentFileHashTree.HashesReceiver hashes_receiver,
 byte[] root_hash,
 int base_layer,
 int index,
 int length,
 int proof_layers,
 byte[][] loaded_piece_tree)