SSF.OS.BGP4.Comm
Class KeepAliveMessage

java.lang.Object
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  +--SSF.OS.ProtocolMessage
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        +--SSF.OS.BGP4.Comm.Message
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              +--SSF.OS.BGP4.Comm.KeepAliveMessage

All Implemented Interfaces:

java.io.Externalizable, java.io.Serializable

public class KeepAliveMessage

extends Message

A BGP KeepAlive message. BGP KeepAlive messages contain no fields in addition to the header fields. This class is here for completeness only.

See Also:

Serialized Form

Field Summary

Fields inherited from class SSF.OS.BGP4.Comm.Message

KEEPALIVE, nh, NOTICEUPDATE, NOTIFICATION, OCTETS_IN_HEADER, OPEN, RUN, STARTSTOP, TIMEOUT, TRANSPORT, typ, typeNames, UPDATE, version

Constructor Summary

KeepAliveMessage()
Empty constructor.

KeepAliveMessage(java.lang.String nh)
Constructs a KeepAlive message by calling the parent class constructor.

Method Summary

int	body_bytecount() Returns the number of octets (bytes) in the message body, which is zero for a KeepAlive message.

Methods inherited from class SSF.OS.BGP4.Comm.Message

bytecount, header_bytecount, readExternal, toString, type2str, version, writeExternal

Methods inherited from class SSF.OS.ProtocolMessage

carryPayload, copy, dropHeader, dropPayload, frombytes, fromVersion, payload, previous, size, tobytes

Methods inherited from class java.lang.Object

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

Constructor Detail

KeepAliveMessage

public KeepAliveMessage()

Empty constructor. Used to deserialize this object.

KeepAliveMessage

public KeepAliveMessage(java.lang.String nh)

Constructs a KeepAlive message by calling the parent class constructor.

Parameters:

nh - The NH part of the NHI address of the sender of this message.

Method Detail

body_bytecount

public int body_bytecount()

Returns the number of octets (bytes) in the message body, which is zero for a KeepAlive message.

Overrides:

body_bytecount in class Message

Returns:

the number of octets (bytes) in the message body