org.activemq.io.impl
Interface PacketWriter

All Known Implementing Classes:

AbstractPacketMarshaller, AbstractPacketWriter, ActiveMQBytesMessageWriter, ActiveMQMapMessageWriter, ActiveMQMessageWriter, ActiveMQObjectMessageWriter, ActiveMQStreamMessageWriter, ActiveMQTextMessageWriter, BrokerAdminCommandWriter, BrokerInfoWriter, CachedValueWriter, CapacityInfoRequestWriter, CapacityInfoWriter, CleanupConnectionInfoWriter, ConnectionInfoWriter, ConsumerInfoWriter, DurableUnsubscribeWriter, IntResponseReceiptWriter, KeepAliveWriter, MessageAckWriter, ProducerInfoWriter, ReceiptWriter, ResponseReceiptWriter, SessionInfoWriter, TransactionInfoWriter, WireFormatInfoWriter, XATransactionInfoWriter

public interface PacketWriter

Allows instances implementing Packet to written to a DataOutput

Method Summary

boolean	canWrite(Packet packet)
int	getPacketType() Return the type of Packet
int	getWireFormatVersion()
void	setWireFormatVersion(int version) Set the wire format version
void	writePacket(Packet packet, DataOutput dataOut) Write a Packet instance to data output stream
byte[]	writePacketToByteArray(Packet packet) Serializes a Packet int a byte array

Method Detail

getPacketType

int getPacketType()

Return the type of Packet

Returns:

integer representation of the type of Packet

canWrite

boolean canWrite(Packet packet)

Parameters:

packet -

Returns:

true if this PacketWriter can write this type of Packet

writePacket

void writePacket(Packet packet,
                 DataOutput dataOut)
                 throws IOException

Write a Packet instance to data output stream

Parameters:

packet - the instance to be seralized

dataOut - the output stream

Throws:

IOException - thrown if an error occurs

writePacketToByteArray

byte[] writePacketToByteArray(Packet packet)
                              throws IOException

Serializes a Packet int a byte array

Parameters:

packet -

Returns:

the byte[]

Throws:

IOException

setWireFormatVersion

void setWireFormatVersion(int version)

Set the wire format version

Parameters:

version -

getWireFormatVersion

int getWireFormatVersion()

Returns:

the wire format version