#include <isolate.h>

Inheritance diagram for dart::IdleTimeHandler:

Public Member Functions
	IdleTimeHandler ()

void	InitializeWithHeap (Heap *heap)

bool	ShouldCheckForIdle ()

void	UpdateStartIdleTime ()

bool	ShouldNotifyIdle (int64_t *expiry)

void	NotifyIdle (int64_t deadline)

void	NotifyIdleUsingDefaultDeadline ()

Public Member Functions inherited from dart::ValueObject
	ValueObject ()

	~ValueObject ()

Friends
class	DisableIdleTimerScope

Detailed Description

Definition at line 208 of file isolate.h.

Constructor & Destructor Documentation

◆ IdleTimeHandler()

dart::IdleTimeHandler::IdleTimeHandler ( )

inline

Definition at line 210 of file isolate.h.

210{}

Member Function Documentation

◆ InitializeWithHeap()

void dart::IdleTimeHandler::InitializeWithHeap ( Heap * heap )

Definition at line 190 of file isolate.cc.

                                                   {
  MutexLocker ml(&mutex_);
  ASSERT(heap_ == nullptr && heap != nullptr);
  heap_ = heap;
}

◆ NotifyIdle()

void dart::IdleTimeHandler::NotifyIdle ( int64_t deadline )

Definition at line 225 of file isolate.cc.

                                                 {
  {
    MutexLocker ml(&mutex_);
    disabled_counter_++;
  }
  if (heap_ != nullptr) {
    heap_->NotifyIdle(deadline);
  }
  {
    MutexLocker ml(&mutex_);
    disabled_counter_--;
    idle_start_time_ = 0;
  }
}

◆ NotifyIdleUsingDefaultDeadline()

void dart::IdleTimeHandler::NotifyIdleUsingDefaultDeadline ( )

Definition at line 240 of file isolate.cc.

                                                     {
  const int64_t now = OS::GetCurrentMonotonicMicros();
  NotifyIdle(now + FLAG_idle_duration_micros);
}

◆ ShouldCheckForIdle()

bool dart::IdleTimeHandler::ShouldCheckForIdle ( )

Definition at line 196 of file isolate.cc.

                                         {
  MutexLocker ml(&mutex_);
  return idle_start_time_ > 0 && FLAG_idle_timeout_micros != 0 &&
         disabled_counter_ == 0;
}

◆ ShouldNotifyIdle()

bool dart::IdleTimeHandler::ShouldNotifyIdle ( int64_t * expiry )

Definition at line 209 of file isolate.cc.

                                                      {
  const int64_t now = OS::GetCurrentMonotonicMicros();
 
  MutexLocker ml(&mutex_);
  if (idle_start_time_ > 0 && disabled_counter_ == 0) {
    const int64_t expiry_time = idle_start_time_ + FLAG_idle_timeout_micros;
    if (expiry_time < now) {
      idle_start_time_ = 0;
      return true;
    }
  }
 
  *expiry = now + FLAG_idle_timeout_micros;
  return false;
}

◆ UpdateStartIdleTime()

void dart::IdleTimeHandler::UpdateStartIdleTime ( )

Definition at line 202 of file isolate.cc.

                                          {
  MutexLocker ml(&mutex_);
  if (disabled_counter_ == 0) {
    idle_start_time_ = OS::GetCurrentMonotonicMicros();
  }
}

Friends And Related Symbol Documentation

◆ DisableIdleTimerScope

friend class DisableIdleTimerScope

friend

Definition at line 233 of file isolate.h.

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

third_party/dart-lang/sdk/runtime/vm/isolate.h
third_party/dart-lang/sdk/runtime/vm/isolate.cc

Public Member Functions

Friends