folly::parking_lot_detail::WaitNodeBase Struct Reference

#include <ParkingLot.h>

Inheritance diagram for folly::parking_lot_detail::WaitNodeBase:

Public Member Functions
	WaitNodeBase (uint64_t key, uint64_t lotid)
template<typename Clock , typename Duration >
std::cv_status	wait (std::chrono::time_point< Clock, Duration > deadline)
void	wake ()
bool	signaled ()

Public Attributes
const uint64_t	key_
const uint64_t	lotid_
WaitNodeBase *	next_ {nullptr}
WaitNodeBase *	prev_ {nullptr}
bool	signaled_
std::mutex	mutex_
std::condition_variable	cond_

Detailed Description

Definition at line 33 of file ParkingLot.h.

Constructor & Destructor Documentation

folly::parking_lot_detail::WaitNodeBase::WaitNodeBase ( uint64_t  key, uint64_t  lotid  )

inline

Definition at line 44 of file ParkingLot.h.

      : key_(key), lotid_(lotid), signaled_(false) {}

Member Function Documentation

bool folly::parking_lot_detail::WaitNodeBase::signaled ( )

inline

Definition at line 67 of file ParkingLot.h.

References folly::parking_lot_detail::idallocator, and signaled_.

Referenced by folly::ParkingLot< Data >::park_until().

                  {
    return signaled_;
  }

template<typename Clock , typename Duration >

std::cv_status folly::parking_lot_detail::WaitNodeBase::wait ( std::chrono::time_point< Clock, Duration >  deadline )

inline

Definition at line 48 of file ParkingLot.h.

References max.

Referenced by folly::ParkingLot< Data >::park_until().

                                                                   {
    std::cv_status status = std::cv_status::no_timeout;
    std::unique_lock<std::mutex> nodeLock(mutex_);
    while (!signaled_ && status != std::cv_status::timeout) {
      if (deadline != std::chrono::time_point<Clock, Duration>::max()) {
        status = cond_.wait_until(nodeLock, deadline);
      } else {
        cond_.wait(nodeLock);
      }
    }
    return status;
  }

void folly::parking_lot_detail::WaitNodeBase::wake ( )

inline

Definition at line 61 of file ParkingLot.h.

              {
    std::lock_guard<std::mutex> nodeLock(mutex_);
    signaled_ = true;
    cond_.notify_one();
  }

Member Data Documentation

std::condition_variable folly::parking_lot_detail::WaitNodeBase::cond_

Definition at line 42 of file ParkingLot.h.

const uint64_t folly::parking_lot_detail::WaitNodeBase::key_

Definition at line 34 of file ParkingLot.h.

const uint64_t folly::parking_lot_detail::WaitNodeBase::lotid_

Definition at line 35 of file ParkingLot.h.

Referenced by folly::ParkingLot< Data >::park_until(), and folly::ParkingLot< Data >::unpark().

std::mutex folly::parking_lot_detail::WaitNodeBase::mutex_

Definition at line 41 of file ParkingLot.h.

WaitNodeBase* folly::parking_lot_detail::WaitNodeBase::next_ {nullptr}

Definition at line 36 of file ParkingLot.h.

Referenced by folly::parking_lot_detail::Bucket::erase(), folly::parking_lot_detail::Bucket::push_back(), and folly::ParkingLot< Data >::unpark().

WaitNodeBase* folly::parking_lot_detail::WaitNodeBase::prev_ {nullptr}

Definition at line 37 of file ParkingLot.h.

Referenced by folly::parking_lot_detail::Bucket::erase(), and folly::parking_lot_detail::Bucket::push_back().

bool folly::parking_lot_detail::WaitNodeBase::signaled_

Definition at line 40 of file ParkingLot.h.

Referenced by signaled().

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

• proxygen/folly/folly/synchronization/ParkingLot.h