iguana::MemoizedParam< T > Class Template Reference

#include <ConcurrentParam.h>

Detailed Description

template<typename T>
class iguana::MemoizedParam< T >

an iguana::ConcurrentParam that uses memoization for thread safety; used when iguana::GlobalConcurrencyModel is "memoize"

Definition at line 95 of file ConcurrentParam.h.

Public Member Functions
	MemoizedParam (std::string const &name)
bool	HasKey (concurrent_key_t const key) const override
T const	Load (concurrent_key_t const key) const override
	access a stored value
bool	NeedsUpdate (T const &value, concurrent_key_t const key) const override
	if either key is not found or value does not match the value at key, the caller likely needs to call Save
void	Save (T const &value, concurrent_key_t const key) override
	modify a value
Public Member Functions inherited from iguana::ConcurrentParam< T >
	ConcurrentParam (std::string const &model, std::string const &name)

Additional Inherited Members
Protected Attributes inherited from iguana::ConcurrentParam< T >
std::shared_mutex	m_mutex
	mutex for this ConcurrentParam
std::string const	m_name
	a name for this parameter

Inheritance diagram for iguana::MemoizedParam< T >:

Constructor & Destructor Documentation

MemoizedParam()

template<typename T>

iguana::MemoizedParam< T >::MemoizedParam

(

std::string const &

name

)

Parameters

name	the name of this parameter

Member Function Documentation

HasKey()

template<typename T>

bool iguana::MemoizedParam< T >::HasKey ( concurrent_key_t const key ) const

overridevirtual

Parameters

key

the key

Returns

true if key key is used

Implements iguana::ConcurrentParam< T >.

Load()

template<typename T>

T const iguana::MemoizedParam< T >::Load ( concurrent_key_t const key ) const

overridevirtual

access a stored value

Parameters

key	the access key

Returns

the stored value

Implements iguana::ConcurrentParam< T >.

NeedsUpdate()

template<typename T>

bool iguana::MemoizedParam< T >::NeedsUpdate ( T const & value, concurrent_key_t const key ) const

overridevirtual

if either key is not found or value does not match the value at key, the caller likely needs to call Save

Parameters

value	the expected value
key	the key for the expected value

Returns

true if update is needed

Implements iguana::ConcurrentParam< T >.

Save()

template<typename T>

void iguana::MemoizedParam< T >::Save ( T const & value, concurrent_key_t const key )

overridevirtual

modify a value

Parameters

value	the value
key	the access key

Implements iguana::ConcurrentParam< T >.

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

• /builds/hallb/clas12/iguana/iguana_v1.2.0/src/iguana/services/ConcurrentParam.h