org.onlab.packet

Class ICMPEcho

java.lang.Object

org.onlab.packet.BasePacket

org.onlab.packet.ICMPEcho

All Implemented Interfaces:

IPacket

public class ICMPEcho
extends BasePacket

ICMP packet class for echo purpose.

Field Summary

Fields

Modifier and Type	Field and Description
static short	ICMP_ECHO_HEADER_LENGTH

Fields inherited from class org.onlab.packet.BasePacket

parent, payload

Constructor Summary

Constructors

Constructor and Description
ICMPEcho()

Method Summary

Modifier and Type	Method and Description
static Deserializer<ICMPEcho>	deserializer() Deserializer function for ICMPEcho packets.
boolean	equals(Object obj)
short	getIdentifier() Gets the identifier.
short	getSequenceNum() Gets the sequence number.
int	hashCode()
byte[]	serialize() Serializes the packet.
ICMPEcho	setIdentifier(short identifier) Sets the identifier.
ICMPEcho	setSequenceNum(short sequenceNum) Sets the sequencer number.
String	toString()

Methods inherited from class org.onlab.packet.BasePacket

clone, getParent, getPayload, resetChecksum, setParent, setPayload

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

ICMP_ECHO_HEADER_LENGTH

public static final short ICMP_ECHO_HEADER_LENGTH

See Also:

Constant Field Values

Constructor Detail

ICMPEcho

public ICMPEcho()

Method Detail

setIdentifier

public ICMPEcho setIdentifier(short identifier)

Sets the identifier.

Parameters:

identifier - identifier

Returns:

this

getIdentifier

public short getIdentifier()

Gets the identifier.

Returns:

identifier

setSequenceNum

public ICMPEcho setSequenceNum(short sequenceNum)

Sets the sequencer number.

Parameters:

sequenceNum - sequence number

Returns:

this

getSequenceNum

public short getSequenceNum()

Gets the sequence number.

Returns:

sequence number

serialize

public byte[] serialize()

Serializes the packet. Will compute and set the following fields if they are set to specific values at the time serialize is called: -checksum : 0 -length : 0

Returns:

a byte[] containing this packet and payloads

hashCode

public int hashCode()

Overrides:

hashCode in class BasePacket

equals

public boolean equals(Object obj)

Overrides:

equals in class BasePacket

deserializer

public static Deserializer<ICMPEcho> deserializer()

Deserializer function for ICMPEcho packets.

Returns:

deserializer function

toString

public String toString()

Overrides:

toString in class Object