folly::RWSpinLock::WriteHolder Class Reference

#include <RWSpinLock.h>

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

Private Attributes
RWSpinLock *	lock_

Friends
class	ReadHolder
class	UpgradedHolder

Detailed Description

Definition at line 446 of file RWSpinLock.h.

Constructor & Destructor Documentation

folly::RWSpinLock::WriteHolder::WriteHolder ( RWSpinLock *  lock )

inlineexplicit

Definition at line 448 of file RWSpinLock.h.

References folly::RWSpinLock::lock(), and folly::RWSpinLock::ReadHolder::lock_.

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

folly::RWSpinLock::WriteHolder::WriteHolder ( RWSpinLock &  lock )

inlineexplicit

Definition at line 454 of file RWSpinLock.h.

References folly::RWSpinLock::lock(), and folly::RWSpinLock::ReadHolder::lock_.

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

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

inlineexplicit

Definition at line 459 of file RWSpinLock.h.

References folly::RWSpinLock::ReadHolder::lock_, and folly::RWSpinLock::unlock_upgrade_and_lock().

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

folly::RWSpinLock::WriteHolder::WriteHolder ( WriteHolder &&  other )

inlinenoexcept

Definition at line 467 of file RWSpinLock.h.

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

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

delete

folly::RWSpinLock::WriteHolder::~WriteHolder ( )

inline

Definition at line 480 of file RWSpinLock.h.

References folly::RWSpinLock::ReadHolder::lock_, and folly::RWSpinLock::unlock().

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

Member Function Documentation

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

inline

Definition at line 471 of file RWSpinLock.h.

References folly::RWSpinLock::ReadHolder::lock_, folly::RWSpinLock::ReadHolder::operator=(), folly::RWSpinLock::ReadHolder::swap(), folly::f14::swap(), and folly::RWSpinLock::ReadHolder::WriteHolder.

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

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

delete

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

inline

Definition at line 486 of file RWSpinLock.h.

References folly::RWSpinLock::lock(), folly::RWSpinLock::ReadHolder::lock_, and folly::RWSpinLock::unlock().

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

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

inline

Definition at line 499 of file RWSpinLock.h.

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

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

Friends And Related Function Documentation

friend class ReadHolder

friend

Definition at line 505 of file RWSpinLock.h.

friend class UpgradedHolder

friend

Definition at line 506 of file RWSpinLock.h.

Member Data Documentation

RWSpinLock* folly::RWSpinLock::WriteHolder::lock_

private

Definition at line 507 of file RWSpinLock.h.

Referenced by swap().

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

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