uk.co.westhawk.snmp.pdu
Class UpSincePdu

java.lang.Object
  |
  +--java.util.Observable
        |
        +--uk.co.westhawk.snmp.stack.Pdu
              |
              +--uk.co.westhawk.snmp.pdu.UpSincePdu

public class UpSincePdu

extends Pdu

The UpSincePdu class will send a Get request for the sysUpTime and will calculate that date the system rebooted the last time.

Version:

$Revision: 3.13 $ $Date: 2002/10/10 15:26:15 $

Author:

Tim Panton

Field Summary

static java.lang.String

SYSUPTIME The oid of sysUpTime

Fields inherited from class uk.co.westhawk.snmp.stack.Pdu

added, answered, context, encodedPacket, errind, errstat, msg_type, reqVarbinds, respVarbinds

Constructor Summary

UpSincePdu(SnmpContextBasisFace con, java.util.Observer o)
Constructor that will send the request immediately.

Method Summary

java.util.Date	getDate() Returns the date when the system went up, (sysUpTime).
protected void	new_value(int n, varbind res) The value of the request is set.
protected void	tell_them() The methods notifies all observers.

Methods inherited from class uk.co.westhawk.snmp.stack.Pdu

addOid, addOid, addOid, addOid, addOid, addToTrans, getContext, getErrorIndex, getErrorStatus, getErrorStatusString, getMsgType, getReqId, getRequestVarbinds, getResponseVarbinds, isTimedOut, notifyObservers, send, send, send, sendme, setErrorIndex, setErrorStatus, setErrorStatus, setMsgType, setRetryIntervals, toString, toString, waitForSelf

Methods inherited from class java.util.Observable

addObserver, clearChanged, countObservers, deleteObserver, deleteObservers, hasChanged, notifyObservers, setChanged

Methods inherited from class java.lang.Object

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

Field Detail

SYSUPTIME

public static final java.lang.String SYSUPTIME

The oid of sysUpTime

Constructor Detail

UpSincePdu

public UpSincePdu(SnmpContextBasisFace con,
                  java.util.Observer o)
           throws PduException,
                  java.io.IOException

Constructor that will send the request immediately.

Parameters:

con - The context of the request

o - the Observer that will be notified when the answer is received

Method Detail

getDate

public java.util.Date getDate()

Returns the date when the system went up, (sysUpTime).

Returns:

the date

new_value

protected void new_value(int n,
                         varbind res)

The value of the request is set. This will be called by Pdu.fillin().

Overrides:

new_value in class Pdu

Parameters:

n - the index of the value

a_var - the value

See Also:

Pdu.new_value(int, uk.co.westhawk.snmp.stack.varbind)

tell_them

protected void tell_them()

The methods notifies all observers. This will be called by Pdu.fillin().

Unless an exception occurred the Object to the update() method of the Observer will be a Date. In the case of an exception, that exception will be passed.

Overrides:

tell_them in class Pdu