thread-safe timer class More...

Public Member Functions
	QWatchdogTimer ()

virtual	~QWatchdogTimer ()

QError	SetTimeoutSec (double timeout)

QError	TimeoutElapsed (bool &elapsed) const

QError	Start ()

QError	Stop ()

Private Attributes
boost::mutex *	fMutex

boost::posix_time::time_duration *	fTimeout

boost::posix_time::ptime *	fLastStartTime

Detailed Description

thread-safe timer class

Author: Sergio Di Domizio

Definition at line 20 of file QWatchdogTimer.hh.

Constructor & Destructor Documentation

◆ QWatchdogTimer()

QWatchdogTimer::QWatchdogTimer ( )

Definition at line 9 of file QWatchdogTimer.cc.

References fMutex.

◆ ~QWatchdogTimer()

QWatchdogTimer::~QWatchdogTimer ( )

virtual

Definition at line 20 of file QWatchdogTimer.cc.

References fLastStartTime, fMutex, and fTimeout.

Member Function Documentation

◆ SetTimeoutSec()

QError QWatchdogTimer::SetTimeoutSec ( double timeout )

set the timeout in seconds

Definition at line 31 of file QWatchdogTimer.cc.

References fMutex, fTimeout, and QERR_SUCCESS.

Referenced by QDb::InitWatchdogThread().

◆ Start()

QError QWatchdogTimer::Start ( )

Start the timer, or reset it if it is already running

Definition at line 65 of file QWatchdogTimer.cc.

References fLastStartTime, fMutex, and QERR_SUCCESS.

Referenced by QDb::UpdateWatchdogTimer().

◆ Stop()

QError QWatchdogTimer::Stop ( )

stop the timer

Definition at line 78 of file QWatchdogTimer.cc.

References fLastStartTime, fMutex, and QERR_SUCCESS.

◆ TimeoutElapsed()

QError QWatchdogTimer::TimeoutElapsed ( bool & elapsed ) const

Check whether the timeout elapsed

On success, the value of elapsed tells wehther or not the timeout has elapsed. If the timer is not running, elapsed is set to false.

Definition at line 43 of file QWatchdogTimer.cc.

References fLastStartTime, fMutex, fTimeout, and QERR_SUCCESS.

Referenced by QDbWatchdogThread::operator()().

Member Data Documentation

◆ fLastStartTime

boost::posix_time::ptime* QWatchdogTimer::fLastStartTime

private

Definition at line 47 of file QWatchdogTimer.hh.

Referenced by Start(), Stop(), TimeoutElapsed(), and ~QWatchdogTimer().

◆ fMutex

boost::mutex* QWatchdogTimer::fMutex

mutableprivate

Definition at line 45 of file QWatchdogTimer.hh.

Referenced by QWatchdogTimer(), SetTimeoutSec(), Start(), Stop(), TimeoutElapsed(), and ~QWatchdogTimer().

◆ fTimeout

boost::posix_time::time_duration* QWatchdogTimer::fTimeout