ds.funnel.traffic.component.packetgenerator

Class RandomPacketGenerator

java.lang.Object

ds.funnel.traffic.component.packetgenerator.RandomPacketGenerator

All Implemented Interfaces:

PacketGenerator

public class RandomPacketGenerator
extends java.lang.Object
implements PacketGenerator

A RandomPacketGenerator is a PacketGenerator which populates the packets returned with random bytes generated using an instance of java.util.Random.

Author:

Kira Lindburg

Constructor Summary

Constructors

Constructor and Description
RandomPacketGenerator() Creates a new random packet generator with no specified seed; the default constructor for java.util.Random will be used.
RandomPacketGenerator(long seed) Creates a new random packet generator with the specified seed.

Method Summary

Modifier and Type	Method and Description
byte[]	generatePacket(int packetSize) Generates a packet of the specified size; the bytes will be random.
void	setSeed(long seed) Sets the seed of the underlying random generator to the specified seed.

Methods inherited from class java.lang.Object

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

Constructor Detail

RandomPacketGenerator

public RandomPacketGenerator()

Creates a new random packet generator with no specified seed; the default constructor for java.util.Random will be used.

RandomPacketGenerator

public RandomPacketGenerator(long seed)

Creates a new random packet generator with the specified seed.

Method Detail

setSeed

public void setSeed(long seed)

Sets the seed of the underlying random generator to the specified seed.

generatePacket

public byte[] generatePacket(int packetSize)

Generates a packet of the specified size; the bytes will be random.

Specified by:

generatePacket in interface PacketGenerator

Parameters:

packetSize - the size of desired packet, in bytes

Returns:

a byte array containing the bytes of the generated packet data

Throws:

java.lang.IllegalArgumentException - if the provided size is <= 0