net.clackrouter.component.simplerouter
Class ICMPEcho

java.lang.Object
  net.clackrouter.component.base.ClackComponent
      net.clackrouter.component.simplerouter.ICMPEcho

All Implemented Interfaces:

java.io.Serializable, java.lang.Cloneable, Alarm

public class ICMPEcho
extends ClackComponent
implements java.lang.Cloneable, java.io.Serializable

Class to reply to ICMP Echo requests to any local interface.

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class net.clackrouter.component.base.ClackComponent

ClackComponent.Waiter

Field Summary

static int	ECHO_IN
static int	ECHO_OUT
static int	NUM_PORTS

Fields inherited from class net.clackrouter.component.base.ClackComponent

componentCell, m_has_error, m_log, m_name, m_num_ports, m_packetcount_in, m_packetcount_out, m_ports, mListeners, mRouter, pendingError, SIGNAL_ERROR_LEN_MSEC, UNIQUE_COUNT, view

Constructor Summary

ICMPEcho(Router router, java.lang.String name)

Method Summary

void	acceptPacket(VNSPacket packet, int port_number) Processing Echo request and replies to the source address with an Echo Reply packet.
void	addListener(ICMPListener l)
java.awt.Color	getColor() The color this component should be rendered in, assuming a standard component rendering by the ComponentView.ComponentRenderer class.
void	removeListener(ICMPListener l)
void	sendEchoRequest(java.net.InetAddress dest, int identifier, int seq_num)
protected void	setupPorts(int numports) Allocates an array of ClackPort objects to be used by this component

Methods inherited from class net.clackrouter.component.base.ClackComponent

createCopy, createInputPullPort, createInputPushPort, createOutputPullPort, createOutputPushPort, error, fireListeners, getComponentCell, getHierarchicalView, getLog, getName, getNumPorts, getPacketCountIn, getPacketCountOut, getPendingError, getPort, getPropertiesView, getRouter, getSerializableProperties, getTime, getTypeName, getUniqueCount, getView, handlePullRequest, hasError, initializeProperties, isHierarchical, isModifying, log, notifyAlarm, poll, registerListener, sendOutPort, setAlarm, setComponentCell, setName, setPendingError, setView, showErrorDialog, signalError, try_repaint, unregisterListener

Methods inherited from class java.lang.Object

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

Field Detail

ECHO_IN

public static int ECHO_IN

ECHO_OUT

public static int ECHO_OUT

NUM_PORTS

public static int NUM_PORTS

Constructor Detail

ICMPEcho

public ICMPEcho(Router router,
                java.lang.String name)

Method Detail

setupPorts

protected void setupPorts(int numports)

Description copied from class: ClackComponent

Allocates an array of ClackPort objects to be used by this component

Overrides:

setupPorts in class ClackComponent

Parameters:

numports - the number of ports to create

acceptPacket

public void acceptPacket(VNSPacket packet,
                         int port_number)

Processing Echo request and replies to the source address with an Echo Reply packet.

Overrides:

acceptPacket in class ClackComponent

Parameters:

packet - The pushed packet

port_number - The number of the port that this packet is arriving on

sendEchoRequest

public void sendEchoRequest(java.net.InetAddress dest,
                            int identifier,
                            int seq_num)

getColor

public java.awt.Color getColor()

Description copied from class: ClackComponent

The color this component should be rendered in, assuming a standard component rendering by the ComponentView.ComponentRenderer class.

Other renderers may ignore this value.

Overrides:

getColor in class ClackComponent

Returns:

the rendering color

addListener

public void addListener(ICMPListener l)

removeListener

public void removeListener(ICMPListener l)