mysql::csa::Locked_resource Struct Reference

Resource guard class, used to check if resource was successfully locked and release resource in destructor. More...

#include <resource_monitor.h>

Public Member Functions
	Locked_resource ()=default
	Default construct. More...
	Locked_resource (Resource_entry *resource, std::size_t requested, bool locked)
	Construct. More...
bool	is_locked () const
	Check if resource is locked. More...
	~Locked_resource ()
	Unlocks resource if locked. More...
	Locked_resource (Locked_resource &&) noexcept=delete
Locked_resource &	operator= (Locked_resource &&) noexcept=delete
	Locked_resource (const Locked_resource &)=delete
Locked_resource &	operator= (const Locked_resource &)=delete

Private Attributes
Resource_entry *	m_resource {nullptr}
	Resource handle. More...
std::size_t	m_requested_amount {0}
	Requested amount. More...
bool	m_is_locked {false}
	True if successfully locked. More...

Detailed Description

Resource guard class, used to check if resource was successfully locked and release resource in destructor.

Constructor & Destructor Documentation

Locked_resource() [1/4]

mysql::csa::Locked_resource::Locked_resource ( )

default

Default construct.

Locked_resource() [2/4]

mysql::csa::Locked_resource::Locked_resource	(	Resource_entry *	resource,
		std::size_t	requested,
		bool	locked
	)

Construct.

Parameters

resource	Resource handle
requested	The requested amount
locked	True if successfully locked

~Locked_resource()

mysql::csa::Locked_resource::~Locked_resource

(

)

Unlocks resource if locked.

Locked_resource() [3/4]

mysql::csa::Locked_resource::Locked_resource ( Locked_resource &&  )

deletenoexcept

Locked_resource() [4/4]

mysql::csa::Locked_resource::Locked_resource ( const Locked_resource &  )

delete

Member Function Documentation

is_locked()

bool mysql::csa::Locked_resource::is_locked

(

)

const

Check if resource is locked.

operator=() [1/2]

Locked_resource & mysql::csa::Locked_resource::operator= ( const Locked_resource &  )

delete

operator=() [2/2]

Locked_resource & mysql::csa::Locked_resource::operator= ( Locked_resource &&  )

deletenoexcept

Member Data Documentation

m_is_locked

bool mysql::csa::Locked_resource::m_is_locked {false}

private

True if successfully locked.

m_requested_amount

std::size_t mysql::csa::Locked_resource::m_requested_amount {0}

private

Requested amount.

m_resource

Resource_entry* mysql::csa::Locked_resource::m_resource {nullptr}

private

Resource handle.

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

• sql/changestreams/apply/resource/resource_monitor.h
• sql/changestreams/apply/resource/resource_monitor.cpp