Package org.bitcoinj.core

Class EmptyMessage

java.lang.Object

org.bitcoinj.core.Message

org.bitcoinj.core.EmptyMessage

Direct Known Subclasses:

GetAddrMessage, SendAddrV2Message, SendHeadersMessage, UnknownMessage, VersionAck

public abstract class EmptyMessage
extends Message

Parent class for header only messages that don't have a payload. Currently this includes getaddr, verack and special bitcoinj class UnknownMessage.

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

Field Summary

Fields inherited from class org.bitcoinj.core.Message

MAX_SIZE, params, payload, serializer

Constructor Summary

Constructors

Constructor	Description
EmptyMessage()
EmptyMessage(NetworkParameters params)
EmptyMessage(NetworkParameters params, java.nio.ByteBuffer payload)

Method Summary

Modifier and Type	Method	Description
protected void	bitcoinSerializeToStream(java.io.OutputStream stream)	Serializes this message to the provided stream.
int	getMessageSize()	Return the size of the serialized message.
protected void	parse()

Methods inherited from class org.bitcoinj.core.Message

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

Methods inherited from class java.lang.Object

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

Constructor Detail

EmptyMessage

public EmptyMessage()

EmptyMessage

public EmptyMessage(NetworkParameters params)

EmptyMessage

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

Throws:

ProtocolException

Method Detail

getMessageSize

public final int getMessageSize()

Description copied from class: Message

Return the size of the serialized message. Note that if the message was deserialized from a payload, this size can differ from the size of the original payload.

Overrides:

getMessageSize in class Message

Returns:

size of the serialized message in bytes

bitcoinSerializeToStream

protected final void bitcoinSerializeToStream(java.io.OutputStream stream)
                                       throws java.io.IOException

Description copied from class: Message

Serializes this message to the provided stream. If you just want the raw bytes use bitcoinSerialize().

Overrides:

bitcoinSerializeToStream in class Message

Throws:

java.io.IOException

parse

protected void parse()
              throws java.nio.BufferUnderflowException,
                     ProtocolException

Specified by:

parse in class Message

Throws:

java.nio.BufferUnderflowException

ProtocolException