Class LinkState

java.lang.Object
  LinkState

public class LinkState
extends java.lang.Object

   
 This manages a link state packet, to convey a list of neighbors around the
 network for building routing tables.

 The format of the link state packet is very simple:
        a variable length array of 

  Note that this header is assumed to be the "payload" contents of a class Packet,
  so it does not need source, destination, TTL, sequence #, etc., information.
 

Field Summary

static int

MAX_NEIGHBORS

Constructor Summary

LinkState(int[] neighbors)
Creates a new LinkState packet

Method Summary

int[]	getNeighbors()
byte[]	pack() Packs the LinkState packet
static LinkState	unpack(byte[] linkState) Unpacks a packed representation of a LinkState packet

Methods inherited from class java.lang.Object

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

Field Detail

MAX_NEIGHBORS

public static int MAX_NEIGHBORS

Constructor Detail

LinkState

public LinkState(int[] neighbors)
          throws java.lang.IllegalArgumentException

Creates a new LinkState packet

Parameters:

neighbors - An array of ints containing the neighbors' addresses

Throws:

java.lang.IllegalArgumentException

Method Detail

getNeighbors

public int[] getNeighbors()

Returns:

An int[] containg the neighbors' addresses

pack

public byte[] pack()

Packs the LinkState packet

Returns:

A byte[] containing a packed representaion of this packet

unpack

public static LinkState unpack(byte[] linkState)

Unpacks a packed representation of a LinkState packet

Parameters:

linkState - A packed representation of a LinkState packet

Returns:

A LinkState object