Time Class Reference

Inheritance diagram for Time:

Public Member Functions
	Time (const double)
	Time (const long, const long)
void	clear ()
void	set ()
void	set (const double)
void	set (const long, const long)
double	get () const
long	getSecond () const
long	getMicroSecond () const
std::string	toString () const
void	readObject (Reader &) override
void	writeObject (Writer &) const override
bool	operator== (const Time &) const
Time	operator+ (const Time &) const
Time	operator- (const Time &) const

Private Member Functions
void	adjust ()

Private Attributes
long	m_s
long	m_us

Detailed Description

Definition at line 21 of file Time.h.

Constructor & Destructor Documentation

Time() [1/3]

Time ( )

explicit

Definition at line 23 of file Time.cc.

{
  timeval tv;
  gettimeofday(&tv, 0);
  m_s = tv.tv_sec;
  m_us = tv.tv_usec;
}

Time() [2/3]

Time

(

const double

t

)

Definition at line 31 of file Time.cc.

{
  set(t);
}

Time() [3/3]

Time	(	const long	s,
		const long	us
	)

Definition at line 36 of file Time.cc.

  : m_s(s), m_us(us)
{
  adjust();
}

~Time()

~Time

(

)

Definition at line 42 of file Time.cc.

{
}

Member Function Documentation

adjust()

void adjust ( )

private

Definition at line 46 of file Time.cc.

{
  if (MEGA <= labs(m_us)) {
    m_s += m_us / MEGA;
    m_us = m_us - (m_us / MEGA) * MEGA;
  }
  if (0 < m_s && m_us < 0) {
    m_s--;
    m_us += MEGA;
  }
  if (m_s < 0 && 0 < m_us) {
    m_s++;
    m_us -= MEGA;
  }
}

clear()

void clear

(

)

Definition at line 62 of file Time.cc.

{
  m_s = m_us = 0;
}

get()

double get

(

)

const

Definition at line 91 of file Time.cc.

{
  return (double)m_s + ((double)m_us) / 1000000.;
}

getMicroSecond()

long getMicroSecond

(

)

const

Definition at line 101 of file Time.cc.

{
  return m_us;
}

getSecond()

long getSecond

(

)

const

Definition at line 96 of file Time.cc.

{
  return m_s;
}

operator+()

Time operator+

(

const Time &

t

)

const

Definition at line 130 of file Time.cc.

{
  Time tt = *this;
  tt.m_s += t.m_s;
  tt.m_us += t.m_us;
  return tt;
}

operator-()

Time operator-

(

const Time &

t

)

const

Definition at line 138 of file Time.cc.

{
  Time tt = *this;
  tt.m_s -= t.m_s;
  tt.m_us -= t.m_us;
  return tt;
}

operator==()

bool operator==

(

const Time &

t

)

const

Definition at line 125 of file Time.cc.

{
  return (m_s == t.m_s) && (m_us == t.m_us);
}

readObject()

void readObject ( Reader &  r )

overridevirtual

Implements Serializable.

Definition at line 113 of file Time.cc.

{
  m_s = r.readLong();
  m_us = r.readLong();
}

set() [1/3]

void set

(

)

Definition at line 67 of file Time.cc.

{
  timeval tv;
  gettimeofday(&tv, 0);
  m_s = tv.tv_sec;
  m_us = tv.tv_usec;
}

set() [2/3]

void set

(

const double

t

)

Definition at line 75 of file Time.cc.

{
  double s, us;
  us = modf(t, &s);
  m_s = (long)s;
  m_us = (long)(us * 1000000);
  adjust();
}

set() [3/3]

void set	(	const long	s,
		const long	us
	)

Definition at line 84 of file Time.cc.

{
  m_s = s;
  m_us = us;
  adjust();
}

toString()

std::string toString

(

)

const

Definition at line 106 of file Time.cc.

{
  std::stringstream ss;
  ss << m_s << "." << m_us;
  return ss.str();
}

writeObject()

void writeObject ( Writer &  w ) const

overridevirtual

Implements Serializable.

Definition at line 119 of file Time.cc.

{
  w.writeLong(m_s);
  w.writeLong(m_us);
}

Member Data Documentation

m_s

long m_s

private

Definition at line 57 of file Time.h.

m_us

long m_us

private

Definition at line 58 of file Time.h.

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The documentation for this class was generated from the following files:

• daq/slc/system/include/Time.h
• daq/slc/system/src/Time.cc