gov.nist.antd.ssf.net
Class DTQMonitor

java.lang.Object
  |
  +--gov.nist.antd.ssf.net.DTQMonitor

All Implemented Interfaces:

PacketQueueMonitor

public class DTQMonitor

extends java.lang.Object

implements PacketQueueMonitor

Monitor a droptailQueue. Provides information about the bandwidth, packet count and bytes sent through a droptailQueue.

 This class was developed at the National Institute of Standards and
 Technology by employees of the Federal Government in the course of
 their official duties. Pursuant to title 17 Section 105 of the United
 States Code this software is not subject to copyright protection and
 is in the public domain.
 NIST assumes no responsibility whatsoever for its use by other parties,
 and makes no guarantees, expressed or implied, about its quality,
 reliability, or any other characteristic.
 

 We would appreciate acknowledgement if the software is used.
 

 NIST ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" CONDITION AND
 DISCLAIM ANY LIABILITY OF ANY KIND FOR ANY DAMAGES WHATSOEVER RESULTING
 FROM THE USE OF THIS SOFTWARE.
 

Author:

borchert

, rouil

Field Summary

private boolean	debug Indicates if debug information should be printed.
private java.text.DecimalFormat	fm Specifies the format for the time.
private long	frequency The frequency of the network.
private int	hostcode The code for the local host.
private double	intervalSec The interval between to samples (in seconds).
private long	intervalTick The interval between to samples (in tick).
private Router	localHost The Router that contains the NIC.
private NIC	nic The NIC to monitor.
private long	noBytes The number of bytes sent.
private int	pkts The number of packets in current interval.
private droptailQueue	queue The queue that is monitored.
private SSF.Util.Streams.StreamInterface	streamInt The stream (Recorder) to write monitor information.
private int	typeCode The code for this type of monitor information.

Constructor Summary

DTQMonitor()

Method Summary

void	config(NIC ownerNIC, com.renesys.raceway.DML.Configuration cfg) Method called by NIC during model configuration phase if the attribute interface.monitor is present.
void	init() Method called by NIC during model initialization phase Any configuration actions depending on other protocols should be done in the "init" phase.
void	receive(ProtocolMessage packet) Method called by class implementing SSF.Net.packetQueue when a packet is enqueued.
void	sendRecord() Send the information related to this lambda.

Methods inherited from class java.lang.Object

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

Field Detail

localHost

private Router localHost

The Router that contains the NIC.

nic

private NIC nic

The NIC to monitor.

queue

private droptailQueue queue

The queue that is monitored.

streamInt

private SSF.Util.Streams.StreamInterface streamInt

The stream (Recorder) to write monitor information.

hostcode

private int hostcode

The code for the local host.

typeCode

private int typeCode

The code for this type of monitor information.

intervalTick

private long intervalTick

The interval between to samples (in tick).

intervalSec

private double intervalSec

The interval between to samples (in seconds).

debug

private boolean debug

Indicates if debug information should be printed.

frequency

private long frequency

The frequency of the network.

pkts

private int pkts

The number of packets in current interval.

noBytes

private long noBytes

The number of bytes sent.

fm

private java.text.DecimalFormat fm

Specifies the format for the time.

Constructor Detail

DTQMonitor

public DTQMonitor()

Method Detail

config

public void config(NIC ownerNIC,
                   com.renesys.raceway.DML.Configuration cfg)
            throws com.renesys.raceway.DML.configException

Method called by NIC during model configuration phase if the attribute interface.monitor is present. Required attributes:

interface [
    ...
     monitor [
       use "classname"

       ... any user-defined monitor attributes here
     ]
   ]

Specified by:

config in interface PacketQueueMonitor

Parameters:

ownerNIC - The NIC to monitor

cfg - The DML configuration of the monitor

com.renesys.raceway.DML.configException

init

public void init()

Method called by NIC during model initialization phase Any configuration actions depending on other protocols should be done in the "init" phase.

Specified by:

init in interface PacketQueueMonitor

receive

public void receive(ProtocolMessage packet)

Method called by class implementing SSF.Net.packetQueue when a packet is enqueued.

Specified by:

receive in interface PacketQueueMonitor

Parameters:

packet - The ProtocolMessage that entered the queue

sendRecord

public void sendRecord()

Send the information related to this lambda.