Class WatchDog

java.lang.Object

java.util.TimerTask

org.jpos.util.WatchDog

All Implemented Interfaces:

Runnable

public class WatchDog
extends TimerTask

WatchDog will issue a warning message if not canceled on time

Field Summary

Fields

Modifier and Type	Field	Description
static long	PURGE_INTERVAL	Number of timer schedules between proactive cancellation purges.

Constructor Summary

Constructors

Constructor	Description
WatchDog(long duration)	Schedules a silent watchdog that fires after duration milliseconds.
WatchDog(long duration, String message)	Schedules a watchdog that, if not cancelled in time, logs message as a warning.

Method Summary

Modifier and Type	Method	Description
void	run()	Logs the configured message at warning level when the timer expires.
void	setLogName(String logName)	Overrides the logger name used for the warning.
void	setRealm(String realm)	Overrides the realm used for the warning.

Methods inherited from class TimerTask

cancel, scheduledExecutionTime

Methods inherited from class Object

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

Field Details

PURGE_INTERVAL

public static long PURGE_INTERVAL

Number of timer schedules between proactive cancellation purges.

Constructor Details

WatchDog

public WatchDog(long duration)

Schedules a silent watchdog that fires after duration milliseconds.

Parameters:

duration - delay in milliseconds before run() fires

WatchDog

public WatchDog(long duration,
 String message)

Schedules a watchdog that, if not cancelled in time, logs message as a warning.

Parameters:

duration - delay in milliseconds before run() fires

message - warning message to log when the timer expires

Method Details

setLogName

public void setLogName(String logName)

Overrides the logger name used for the warning.

Parameters:

logName - logger name (defaults to Q2)

setRealm

public void setRealm(String realm)

Overrides the realm used for the warning.

Parameters:

realm - logger realm (defaults to watchdog)

run

public void run()

Logs the configured message at warning level when the timer expires.

Specified by:

run in interface Runnable

Specified by:

run in class TimerTask