lunchbox::Monitor< T > Class Template Reference

A monitor primitive. More...

#include <monitor.h>

List of all members.

Public Member Functions
	Monitor ()
	Construct a new monitor with a default value of 0.
	Monitor (const T &value)
	Construct a new monitor with a given default value.
	Monitor (const Monitor< T > &from)
	Ctor initializing with the given monitor value.
	~Monitor ()
	Destructs the monitor.
template<>
Monitor< bool > &	operator++ ()
template<>
Monitor< bool > &	operator-- ()
template<>
Monitor< bool > &	operator|= (const bool &value)
Changing the monitored value.
Monitor &	operator++ ()
	Increment the monitored value, prefix only.
Monitor &	operator-- ()
	Decrement the monitored value, prefix only.
Monitor &	operator= (const T &value)
	Assign a new value.
const Monitor &	operator= (const Monitor< T > &from)
	Assign a new value.
Monitor &	operator|= (const T &value)
	Perform an or operation on the value.
void	set (const T &value)
	Set a new value.
Monitor the value.
const T &	waitEQ (const T &value) const
	Block until the monitor has the given value.
const T	waitNE (const T &value) const
	Block until the monitor has not the given value.
const T	waitNE (const T &v1, const T &v2) const
	Block until the monitor has none of the given values.
const T	waitGE (const T &value) const
	Block until the monitor has a value greater or equal to the given value.
const T	waitLE (const T &value) const
	Block until the monitor has a value less or equal to the given value.
Monitor the value with a timeout.
bool	timedWaitEQ (const T &value, const uint32_t timeout) const
	Block until the monitor has the given value.
bool	timedWaitGE (const T &value, const uint32_t timeout) const
	Block until the monitor has a value greater or equal to the given value.
bool	timedWaitNE (const T &value, const uint32_t timeout) const
	Block until the monitor has not the given value.
Comparison Operators. @version 1.0
bool	operator== (const T &value) const
bool	operator!= (const T &value) const
bool	operator< (const T &value) const
bool	operator> (const T &value) const
bool	operator<= (const T &value) const
bool	operator>= (const T &value) const
bool	operator== (const Monitor< T > &rhs) const
bool	operator!= (const Monitor< T > &rhs) const
bool	operator< (const Monitor< T > &rhs) const
bool	operator> (const Monitor< T > &rhs) const
bool	operator<= (const Monitor< T > &rhs) const
bool	operator>= (const Monitor< T > &rhs) const
Data Access.
const T &	operator-> () const
const T &	get () const
T	operator+ (const T &value) const
T	operator| (const T &value) const
T	operator& (const T &value) const

---

Detailed Description

template<class T>
class lunchbox::Monitor< T >

A monitor primitive.

A monitor has a value, which can be monitored to reach a certain state. The caller is blocked until the condition is fulfilled. The concept is similar to a pthread condition, with more usage convenience.

Definition at line 41 of file monitor.h.

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Constructor & Destructor Documentation

template<class T>

lunchbox::Monitor< T >::Monitor

(

)

[inline]

Construct a new monitor with a default value of 0.

Version:

1.0

Definition at line 45 of file monitor.h.

template<class T>

lunchbox::Monitor< T >::Monitor

(

const T &

value

)

[inline, explicit]

Construct a new monitor with a given default value.

Version:

1.0

Definition at line 48 of file monitor.h.

template<class T>

lunchbox::Monitor< T >::Monitor

(

const Monitor< T > &

from

)

[inline]

Ctor initializing with the given monitor value.

Version:

1.1.5

Definition at line 51 of file monitor.h.

template<class T>

lunchbox::Monitor< T >::~Monitor

(

)

[inline]

Destructs the monitor.

Version:

1.0

Definition at line 54 of file monitor.h.

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Member Function Documentation

template<class T>

const T& lunchbox::Monitor< T >::get

(

)

const [inline]

Returns:

the current value.

Version:

1.0

Definition at line 346 of file monitor.h.

Referenced by lunchbox::operator<<().

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template<class T>

T lunchbox::Monitor< T >::operator&

(

const T &

value

)

const [inline]

Returns:

the current and the given value.

Version:

1.0

Definition at line 363 of file monitor.h.

template<class T>

T lunchbox::Monitor< T >::operator+

(

const T &

value

)

const [inline]

Returns:

the current plus the given value.

Version:

1.0

Definition at line 349 of file monitor.h.

template<class T>

Monitor& lunchbox::Monitor< T >::operator++

(

void

)

[inline]

Increment the monitored value, prefix only.

Version:

1.0

Definition at line 59 of file monitor.h.

References lunchbox::Condition::broadcast().

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template<class T>

Monitor& lunchbox::Monitor< T >::operator--

(

void

)

[inline]

Decrement the monitored value, prefix only.

Version:

1.0

Definition at line 68 of file monitor.h.

References lunchbox::Condition::broadcast().

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template<class T>

const T& lunchbox::Monitor< T >::operator->

(

)

const [inline]

Returns:

the current value.

Version:

1.0

Definition at line 343 of file monitor.h.

template<class T>

Monitor& lunchbox::Monitor< T >::operator=

(

const T &

value

)

[inline]

Assign a new value.

Version:

1.0

Definition at line 77 of file monitor.h.

template<class T>

const Monitor& lunchbox::Monitor< T >::operator=

(

const Monitor< T > &

from

)

[inline]

Assign a new value.

Version:

1.1.5

Definition at line 84 of file monitor.h.

template<class T>

T lunchbox::Monitor< T >::operator|

(

const T &

value

)

const [inline]

Returns:

the current or'ed with the given value.

Version:

1.0

Definition at line 356 of file monitor.h.

template<class T>

Monitor& lunchbox::Monitor< T >::operator|=

(

const T &

value

)

[inline]

Perform an or operation on the value.

Version:

1.0

Definition at line 91 of file monitor.h.

References lunchbox::Condition::broadcast().

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template<class T>

void lunchbox::Monitor< T >::set

(

const T &

value

)

[inline]

Set a new value.

Version:

1.0

Definition at line 100 of file monitor.h.

References lunchbox::Condition::broadcast().

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template<class T>

bool lunchbox::Monitor< T >::timedWaitEQ	(	const T &	value,
		const uint32_t	timeout
	)		const [inline]

Block until the monitor has the given value.

Parameters:

value	the exact value to monitor.
timeout	the timeout in milliseconds to wait for the value.

Returns:

true on success, false on timeout.

Version:

1.1

Definition at line 211 of file monitor.h.

References lunchbox::Condition::timedWait().

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template<class T>

bool lunchbox::Monitor< T >::timedWaitGE	(	const T &	value,
		const uint32_t	timeout
	)		const [inline]

Block until the monitor has a value greater or equal to the given value.

Parameters:

value	the exact value to monitor.
timeout	the timeout in milliseconds to wait for the value.

Returns:

true on success, false on timeout.

Version:

1.1

Definition at line 235 of file monitor.h.

References lunchbox::Condition::timedWait().

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template<class T>

bool lunchbox::Monitor< T >::timedWaitNE	(	const T &	value,
		const uint32_t	timeout
	)		const [inline]

Block until the monitor has not the given value.

Parameters:

value	the exact value to monitor.
timeout	the timeout in milliseconds to wait for not the value.

Returns:

true on success, false on timeout.

Version:

1.3.3

Definition at line 258 of file monitor.h.

References lunchbox::Condition::timedWait().

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template<class T>

const T& lunchbox::Monitor< T >::waitEQ

(

const T &

value

)

const [inline]

Block until the monitor has the given value.

Returns:

the value when reaching the condition.

Version:

1.0

Definition at line 115 of file monitor.h.

References lunchbox::Condition::wait().

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template<class T>

const T lunchbox::Monitor< T >::waitGE

(

const T &

value

)

const [inline]

Block until the monitor has a value greater or equal to the given value.

Returns:

the value when reaching the condition.

Version:

1.0

Definition at line 169 of file monitor.h.

References lunchbox::Condition::wait().

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template<class T>

const T lunchbox::Monitor< T >::waitLE

(

const T &

value

)

const [inline]

Block until the monitor has a value less or equal to the given value.

Returns:

the value when reaching the condition.

Version:

1.0

Definition at line 188 of file monitor.h.

References lunchbox::Condition::wait().

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template<class T>

const T lunchbox::Monitor< T >::waitNE

(

const T &

value

)

const [inline]

Block until the monitor has not the given value.

Returns:

the value when reaching the condition.

Version:

1.0

Definition at line 130 of file monitor.h.

References lunchbox::Condition::wait().

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template<class T>

const T lunchbox::Monitor< T >::waitNE	(	const T &	v1,
		const T &	v2
	)		const [inline]

Block until the monitor has none of the given values.

Returns:

the value when reaching the condition.

Version:

1.0

Definition at line 149 of file monitor.h.

References lunchbox::Condition::wait().

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

• monitor.h