dart::FinalizablePersistentHandles Class Reference

#include <dart_api_state.h>

Inheritance diagram for dart::FinalizablePersistentHandles:

Public Member Functions
	FinalizablePersistentHandles ()
	~FinalizablePersistentHandles ()
FinalizablePersistentHandle *	free_list () const
void	set_free_list (FinalizablePersistentHandle *value)
void	VisitHandles (HandleVisitor *visitor)
void	VisitObjectPointers (ObjectPointerVisitor *visitor)
FinalizablePersistentHandle *	AllocateHandle ()
void	ClearHandle (FinalizablePersistentHandle *handle)
void	FreeHandle (FinalizablePersistentHandle *handle)
bool	IsValidHandle (Dart_WeakPersistentHandle object) const
bool	IsValidHandle (Dart_FinalizableHandle object) const
bool	IsFreeHandle (Dart_WeakPersistentHandle object) const
int	CountHandles () const

Detailed Description

Definition at line 517 of file dart_api_state.h.

Constructor & Destructor Documentation

FinalizablePersistentHandles()

dart::FinalizablePersistentHandles::FinalizablePersistentHandles ( )

inline

Definition at line 522 of file dart_api_state.h.

      : Handles<kFinalizablePersistentHandleSizeInWords,
                kFinalizablePersistentHandlesPerChunk,
                kOffsetOfRawPtrInFinalizablePersistentHandle>(),
        free_list_(nullptr) {}

~FinalizablePersistentHandles()

dart::FinalizablePersistentHandles::~FinalizablePersistentHandles ( )

inline

Definition at line 527 of file dart_api_state.h.

{ free_list_ = nullptr; }

Member Function Documentation

AllocateHandle()

FinalizablePersistentHandle * dart::FinalizablePersistentHandles::AllocateHandle ( )

inline

Definition at line 552 of file dart_api_state.h.

                                                {
    FinalizablePersistentHandle* handle;
    if (free_list_ != nullptr) {
      handle = free_list_;
      free_list_ = handle->Next();
      handle->set_ptr(Object::null());
      return handle;
    }
 
    handle =
        reinterpret_cast<FinalizablePersistentHandle*>(AllocateScopedHandle());
    handle->Clear();
    return handle;
  }

ClearHandle()

void dart::FinalizablePersistentHandles::ClearHandle ( FinalizablePersistentHandle *  handle )

inline

Definition at line 567 of file dart_api_state.h.

                                                        {
    handle->Clear();
    handle->SetFinalizedNotFreed();
  }

CountHandles()

int dart::FinalizablePersistentHandles::CountHandles ( ) const

inline

Definition at line 598 of file dart_api_state.h.

{ return CountScopedHandles(); }

free_list()

FinalizablePersistentHandle * dart::FinalizablePersistentHandles::free_list ( ) const

inline

Definition at line 530 of file dart_api_state.h.

{ return free_list_; }

FreeHandle()

void dart::FinalizablePersistentHandles::FreeHandle ( FinalizablePersistentHandle *  handle )

inline

Definition at line 572 of file dart_api_state.h.

                                                       {
    handle->FreeHandle(free_list());
    set_free_list(handle);
  }

IsFreeHandle()

bool dart::FinalizablePersistentHandles::IsFreeHandle ( Dart_WeakPersistentHandle  object ) const

inline

Definition at line 586 of file dart_api_state.h.

                                                            {
    FinalizablePersistentHandle* handle = free_list_;
    while (handle != nullptr) {
      if (handle == reinterpret_cast<FinalizablePersistentHandle*>(object)) {
        return true;
      }
      handle = handle->Next();
    }
    return false;
  }

IsValidHandle() [1/2]

bool dart::FinalizablePersistentHandles::IsValidHandle ( Dart_FinalizableHandle  object ) const

inline

Definition at line 582 of file dart_api_state.h.

                                                          {
    return IsValidScopedHandle(reinterpret_cast<uword>(object));
  }

IsValidHandle() [2/2]

bool dart::FinalizablePersistentHandles::IsValidHandle ( Dart_WeakPersistentHandle  object ) const

inline

Definition at line 578 of file dart_api_state.h.

                                                             {
    return IsValidScopedHandle(reinterpret_cast<uword>(object));
  }

set_free_list()

void dart::FinalizablePersistentHandles::set_free_list ( FinalizablePersistentHandle *  value )

inline

Definition at line 531 of file dart_api_state.h.

{ free_list_ = value; }

VisitHandles()

void dart::FinalizablePersistentHandles::VisitHandles ( HandleVisitor *  visitor )

inline

Definition at line 534 of file dart_api_state.h.

                                            {
    Handles<kFinalizablePersistentHandleSizeInWords,
            kFinalizablePersistentHandlesPerChunk,
            kOffsetOfRawPtrInFinalizablePersistentHandle>::Visit(visitor);
  }

VisitObjectPointers()

void dart::FinalizablePersistentHandles::VisitObjectPointers ( ObjectPointerVisitor *  visitor )

inline

Definition at line 541 of file dart_api_state.h.

                                                          {
    visitor->set_gc_root_type("weak persistent handle");
    Handles<kFinalizablePersistentHandleSizeInWords,
            kFinalizablePersistentHandlesPerChunk,
            kOffsetOfRawPtrInFinalizablePersistentHandle>::
        VisitObjectPointers(visitor);
    visitor->clear_gc_root_type();
  }

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

• third_party/dart-lang/sdk/runtime/vm/dart_api_state.h