org.apache.qpid.jms.provider.discovery.multicast

Interface PacketParser

All Known Implementing Classes:

ActiveMQPacketParser

public interface PacketParser

Interface for a DatagramPacket parser object which is used by the MulticastDiscoveryAget to parse incoming packets to determine the discovered peer information.

Method Summary

Modifier and Type	Method and Description
String	getGroup()
DiscoveryEvent	processPacket(byte[] data, int offset, int length) Process in incoming event packet and create a DiscoveryEvent from the data.
void	setGroup(String group) Sets the multicast group that the parent agent is assigned to.

Method Detail

getGroup

String getGroup()

Returns:

the multicast group assignment for this parser.

setGroup

void setGroup(String group)

Sets the multicast group that the parent agent is assigned to. This can be used in some cases to parse discovery messages.

Parameters:

group - the multicast group that this parser's parent agent resides in./

processPacket

DiscoveryEvent processPacket(byte[] data,
                             int offset,
                             int length)

Process in incoming event packet and create a DiscoveryEvent from the data.

Parameters:

data - the new data packet to process.

offset - the offset into the data buffer to start at.

length - the length of the data packet contained in the buffer.

Returns:

a new DiscoveryEvent created from pocessing the incoming data.