ibis::util::guardBase Class Reference

A class hierarchy for cleaning up after durable resources. More...

#include <util.h>

Inheritance diagram for ibis::util::guardBase:

Public Member Functions
void	dismiss () const
	Tell the guard that it does not need to invoke clean up function any more. More...

Protected Member Functions
	guardBase (const guardBase &rhs)
	!< Default constructor. More...
	~guardBase ()
	Destructor. No need to be virtual.

Static Protected Member Functions
template<typename T >
static void	cleanup (T &task) throw ()
	A template to invoke the function registered. More...

Protected Attributes
volatile bool	done_

Detailed Description

A class hierarchy for cleaning up after durable resources.

It follows the example set by Loki::ScopeGuard, but simpler.

Constructor & Destructor Documentation

ibis::util::guardBase::guardBase ( const guardBase &  rhs )

inlineprotected

!< Default constructor.

Copy constructor. Allows all derived classes to use the compiler generated copy constructors.

Member Function Documentation

template<typename T >

static void ibis::util::guardBase::cleanup ( T &  task ) throw ( )

inlinestaticprotected

A template to invoke the function registered.

Also absorbs all exceptions.

Referenced by ibis::util::guardImpl0< F >::~guardImpl0(), ibis::util::guardImpl1< F, A >::~guardImpl1(), ibis::util::guardImpl2< F, A1, A2 >::~guardImpl2(), and ibis::util::guardObj0< C, F >::~guardObj0().

void ibis::util::guardBase::dismiss ( ) const

inline

Tell the guard that it does not need to invoke clean up function any more.

Referenced by ibis::blob::append(), ibis::bord::evaluateTerms(), ibis::part::reorderValues(), ibis::blob::writeData(), and ibis::bord::xgroupby().

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

• util.h