Package org.bitcoinj.core

Class GetDataMessage

java.lang.Object

org.bitcoinj.core.Message

org.bitcoinj.core.ListMessage

org.bitcoinj.core.GetDataMessage

public class GetDataMessage
extends ListMessage

Represents the "getdata" P2P network message, which requests the contents of blocks or transactions given their hashes.

Instances of this class are not safe for use by multiple threads.

Field Summary

Fields inherited from class org.bitcoinj.core.ListMessage

items, MAX_INVENTORY_ITEMS

Fields inherited from class org.bitcoinj.core.Message

MAX_SIZE, params, payload, serializer

Constructor Summary

Constructors

Constructor	Description
GetDataMessage(NetworkParameters params)
GetDataMessage(NetworkParameters params, java.nio.ByteBuffer payload)
GetDataMessage(NetworkParameters params, java.nio.ByteBuffer payload, MessageSerializer serializer)	Deserializes a 'getdata' message.

Method Summary

Modifier and Type	Method	Description
void	addBlock(Sha256Hash hash, boolean includeWitness)
void	addFilteredBlock(Sha256Hash hash)
void	addTransaction(Sha256Hash hash, boolean includeWitness)
Sha256Hash	getHashOf(int i)

Methods inherited from class org.bitcoinj.core.ListMessage

addItem, bitcoinSerializeToStream, equals, getItems, hashCode, parse, removeItem, toString

Methods inherited from class org.bitcoinj.core.Message

bitcoinSerialize, getHash, getMessageSize, getParams, readByte, readByteArray, readBytes, readHash, readInt32, readInt64, readStr, readUint32, readUint64, readVarInt, skipBytes, unCache, unsafeBitcoinSerialize

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

GetDataMessage

public GetDataMessage(NetworkParameters params,
                      java.nio.ByteBuffer payload)
               throws ProtocolException

Throws:

ProtocolException

GetDataMessage

public GetDataMessage(NetworkParameters params,
                      java.nio.ByteBuffer payload,
                      MessageSerializer serializer)
               throws ProtocolException

Deserializes a 'getdata' message.

Parameters:

params - NetworkParameters object.

payload - Bitcoin protocol formatted byte array containing message content.

serializer - the serializer to use for this message.

Throws:

ProtocolException

GetDataMessage

public GetDataMessage(NetworkParameters params)

Method Detail

addTransaction

public void addTransaction(Sha256Hash hash,
                           boolean includeWitness)

addBlock

public void addBlock(Sha256Hash hash,
                     boolean includeWitness)

addFilteredBlock

public void addFilteredBlock(Sha256Hash hash)

getHashOf

public Sha256Hash getHashOf(int i)