AthContainers_detail::upgrading_lock< LOCKABLE > Class Template Reference

Lock object for taking out upgradable locks. More...

#include <threading.h>

Collaboration diagram for AthContainers_detail::upgrading_lock< LOCKABLE >:

Public Types
typedef LOCKABLE	lockable_type
	The underlying object type. More...

Public Member Functions
	upgrading_lock (lockable_type &obj)
	Take out an upgrade lock on obj and remember it. More...
	~upgrading_lock ()
	Release the held lock. More...
void	upgrade ()
	Convert the lock from upgrade to exclusive. More...

Private Member Functions
	upgrading_lock ()
	upgrading_lock (upgrading_lock const &)
upgrading_lock &	operator= (upgrading_lock const &)

Private Attributes
lockable_type &	m_obj
	The lock being held. More...
bool	m_exclusive
	Has the lock been converted to exclusive? More...

Detailed Description

template<class LOCKABLE>
class AthContainers_detail::upgrading_lock< LOCKABLE >

Lock object for taking out upgradable locks.

The will first be taken out in upgrade mode. If upgrade() is called, then the lock will be upgraded to exclusive mode. When this object is destroyed, the object will be unlocked for either upgrade or exclusive mode, as appropriate.

Definition at line 247 of file threading.h.

Member Typedef Documentation

lockable_type

template<class LOCKABLE >

typedef LOCKABLE AthContainers_detail::upgrading_lock< LOCKABLE >::lockable_type

The underlying object type.

Definition at line 251 of file threading.h.

Constructor & Destructor Documentation

upgrading_lock() [1/3]

template<class LOCKABLE >

AthContainers_detail::upgrading_lock< LOCKABLE >::upgrading_lock ( lockable_type &  obj )

explicit

Take out an upgrade lock on obj and remember it.

Parameters

obj	The lockable object.

~upgrading_lock()

template<class LOCKABLE >

AthContainers_detail::upgrading_lock< LOCKABLE >::~upgrading_lock

(

)

Release the held lock.

upgrading_lock() [2/3]

template<class LOCKABLE >

AthContainers_detail::upgrading_lock< LOCKABLE >::upgrading_lock ( )

private

upgrading_lock() [3/3]

template<class LOCKABLE >

AthContainers_detail::upgrading_lock< LOCKABLE >::upgrading_lock ( upgrading_lock< LOCKABLE > const &  )

private

Member Function Documentation

operator=()

template<class LOCKABLE >

upgrading_lock& AthContainers_detail::upgrading_lock< LOCKABLE >::operator= ( upgrading_lock< LOCKABLE > const &  )

private

upgrade()

template<class LOCKABLE >

void AthContainers_detail::upgrading_lock< LOCKABLE >::upgrade

(

)

Convert the lock from upgrade to exclusive.

Member Data Documentation

m_exclusive

template<class LOCKABLE >

bool AthContainers_detail::upgrading_lock< LOCKABLE >::m_exclusive

private

Has the lock been converted to exclusive?

Definition at line 285 of file threading.h.

m_obj

template<class LOCKABLE >

lockable_type& AthContainers_detail::upgrading_lock< LOCKABLE >::m_obj

private

The lock being held.

Definition at line 282 of file threading.h.

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

• threading.h