folly::RWSpinLock::ReadHolder Class Reference

#include <RWSpinLock.h>

Public Member Functions
	ReadHolder (RWSpinLock *lock)
	ReadHolder (RWSpinLock &lock)
	ReadHolder (ReadHolder &&other) noexcept
	ReadHolder (UpgradedHolder &&upgraded)
	ReadHolder (WriteHolder &&writer)
ReadHolder &	operator= (ReadHolder &&other)
	ReadHolder (const ReadHolder &other)=delete
ReadHolder &	operator= (const ReadHolder &other)=delete
	~ReadHolder ()
void	reset (RWSpinLock *lock=nullptr)
void	swap (ReadHolder *other)

Private Attributes
RWSpinLock *	lock_

Friends
class	UpgradedHolder
class	WriteHolder

Detailed Description

Definition at line 314 of file RWSpinLock.h.

Constructor & Destructor Documentation

folly::RWSpinLock::ReadHolder::ReadHolder ( RWSpinLock *  lock )

inlineexplicit

Definition at line 316 of file RWSpinLock.h.

References lock_, and folly::RWSpinLock::lock_shared().

Referenced by operator=().

                                          : lock_(lock) {
      if (lock_) {
        lock_->lock_shared();
      }
    }

folly::RWSpinLock::ReadHolder::ReadHolder ( RWSpinLock &  lock )

inlineexplicit

Definition at line 322 of file RWSpinLock.h.

References lock_, and folly::RWSpinLock::lock_shared().

                                          : lock_(&lock) {
      lock_->lock_shared();
    }

folly::RWSpinLock::ReadHolder::ReadHolder ( ReadHolder &&  other )

inlinenoexcept

Definition at line 326 of file RWSpinLock.h.

                                            : lock_(other.lock_) {
      other.lock_ = nullptr;
    }

folly::RWSpinLock::ReadHolder::ReadHolder ( UpgradedHolder &&  upgraded )

inlineexplicit

Definition at line 331 of file RWSpinLock.h.

References lock_, and folly::RWSpinLock::unlock_upgrade_and_lock_shared().

                                                   : lock_(upgraded.lock_) {
      upgraded.lock_ = nullptr;
      if (lock_) {
        lock_->unlock_upgrade_and_lock_shared();
      }
    }

folly::RWSpinLock::ReadHolder::ReadHolder ( WriteHolder &&  writer )

inlineexplicit

Definition at line 338 of file RWSpinLock.h.

References lock_, and folly::RWSpinLock::unlock_and_lock_shared().

                                              : lock_(writer.lock_) {
      writer.lock_ = nullptr;
      if (lock_) {
        lock_->unlock_and_lock_shared();
      }
    }

folly::RWSpinLock::ReadHolder::ReadHolder ( const ReadHolder &  other )

delete

folly::RWSpinLock::ReadHolder::~ReadHolder ( )

inline

Definition at line 354 of file RWSpinLock.h.

References lock_, and folly::RWSpinLock::unlock_shared().

                  {
      if (lock_) {
        lock_->unlock_shared();
      }
    }

Member Function Documentation

ReadHolder& folly::RWSpinLock::ReadHolder::operator= ( ReadHolder &&  other )

inline

Definition at line 345 of file RWSpinLock.h.

References lock_, ReadHolder(), swap(), and folly::f14::swap().

Referenced by folly::RWSpinLock::UpgradedHolder::operator=(), and folly::RWSpinLock::WriteHolder::operator=().

                                              {
      using std::swap;
      swap(lock_, other.lock_);
      return *this;
    }

ReadHolder& folly::RWSpinLock::ReadHolder::operator= ( const ReadHolder &  other )

delete

void folly::RWSpinLock::ReadHolder::reset ( RWSpinLock *  lock = nullptr )

inline

Definition at line 360 of file RWSpinLock.h.

References folly::RWSpinLock::lock(), lock_, folly::RWSpinLock::lock_shared(), and folly::RWSpinLock::unlock_shared().

                                           {
      if (lock == lock_) {
        return;
      }
      if (lock_) {
        lock_->unlock_shared();
      }
      lock_ = lock;
      if (lock_) {
        lock_->lock_shared();
      }
    }

void folly::RWSpinLock::ReadHolder::swap ( ReadHolder *  other )

inline

Definition at line 373 of file RWSpinLock.h.

References lock_, and folly::f14::swap().

Referenced by operator=(), folly::RWSpinLock::UpgradedHolder::operator=(), folly::RWSpinLock::WriteHolder::operator=(), folly::RWSpinLock::UpgradedHolder::swap(), and folly::RWSpinLock::WriteHolder::swap().

                                 {
      std::swap(lock_, other->lock_);
    }

Friends And Related Function Documentation

friend class UpgradedHolder

friend

Definition at line 378 of file RWSpinLock.h.

Referenced by folly::RWSpinLock::UpgradedHolder::operator=().

friend class WriteHolder

friend

Definition at line 379 of file RWSpinLock.h.

Referenced by folly::RWSpinLock::WriteHolder::operator=().

Member Data Documentation

RWSpinLock* folly::RWSpinLock::ReadHolder::lock_

private

Definition at line 380 of file RWSpinLock.h.

Referenced by operator=(), folly::RWSpinLock::UpgradedHolder::operator=(), folly::RWSpinLock::WriteHolder::operator=(), ReadHolder(), reset(), folly::RWSpinLock::UpgradedHolder::reset(), folly::RWSpinLock::WriteHolder::reset(), swap(), folly::RWSpinLock::UpgradedHolder::swap(), folly::RWSpinLock::WriteHolder::swap(), folly::RWSpinLock::UpgradedHolder::UpgradedHolder(), folly::RWSpinLock::WriteHolder::WriteHolder(), ~ReadHolder(), folly::RWSpinLock::UpgradedHolder::~UpgradedHolder(), and folly::RWSpinLock::WriteHolder::~WriteHolder().

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

• proxygen/folly/folly/synchronization/RWSpinLock.h