dart::MessageDeserializer Class Reference

Inheritance diagram for dart::MessageDeserializer:

Public Member Functions
	MessageDeserializer (Thread *thread, Message *message)
	~MessageDeserializer ()
DART_NOINLINE void	AddBaseObject (ObjectPtr base_object)
void	AssignRef (ObjectPtr object)
ObjectPtr	Ref (intptr_t index) const
void	UpdateRef (intptr_t index, const Object &new_object)
ObjectPtr	ReadRef ()
void	AddBaseObjects ()
ObjectPtr	Deserialize ()
Thread *	thread () const
IsolateGroup *	isolate_group () const
ArrayPtr	refs () const
Public Member Functions inherited from dart::BaseDeserializer
	BaseDeserializer (Zone *zone, Message *message)
	~BaseDeserializer ()
template<typename T >
T	Read ()
intptr_t	ReadUnsigned ()
uword	ReadWordWith32BitReads ()
void	ReadBytes (void *addr, intptr_t len)
const char *	ReadAscii ()
const uint8_t *	CurrentBufferAddress () const
void	Advance (intptr_t value)
MessageDeserializationCluster *	ReadCluster ()
Zone *	zone () const
intptr_t	next_index () const
MessageFinalizableData *	finalizable_data () const
Public Member Functions inherited from dart::ValueObject
	ValueObject ()
	~ValueObject ()

Additional Inherited Members
Protected Attributes inherited from dart::BaseDeserializer
Zone *	zone_
ReadStream	stream_
MessageFinalizableData *	finalizable_data_
intptr_t	next_ref_index_

Detailed Description

Definition at line 383 of file message_snapshot.cc.

Constructor & Destructor Documentation

MessageDeserializer()

dart::MessageDeserializer::MessageDeserializer ( Thread *  thread, Message *  message  )

inline

Definition at line 385 of file message_snapshot.cc.

      : BaseDeserializer(thread->zone(), message),
        thread_(thread),
        refs_(Array::Handle(thread->zone())) {}

~MessageDeserializer()

dart::MessageDeserializer::~MessageDeserializer ( )

inline

Definition at line 389 of file message_snapshot.cc.

{}

Member Function Documentation

AddBaseObject()

DART_NOINLINE void dart::MessageDeserializer::AddBaseObject ( ObjectPtr  base_object )

inline

Definition at line 391 of file message_snapshot.cc.

                                                          {
    AssignRef(base_object);
  }

AddBaseObjects()

void dart::MessageDeserializer::AddBaseObjects

(

)

Definition at line 3228 of file message_snapshot.cc.

                                         {
  AddBaseObject(Object::null());
  AddBaseObject(Object::sentinel().ptr());
  AddBaseObject(Object::transition_sentinel().ptr());
  AddBaseObject(Object::empty_array().ptr());
  AddBaseObject(Object::dynamic_type().ptr());
  AddBaseObject(Object::void_type().ptr());
  AddBaseObject(Object::empty_type_arguments().ptr());
  AddBaseObject(Bool::True().ptr());
  AddBaseObject(Bool::False().ptr());
}

AssignRef()

void dart::MessageDeserializer::AssignRef ( ObjectPtr  object )

inline

Definition at line 394 of file message_snapshot.cc.

                                   {
    refs_.untag()->set_element(next_ref_index_, object);
    next_ref_index_++;
  }

Deserialize()

ObjectPtr dart::MessageDeserializer::Deserialize

(

)

Definition at line 3344 of file message_snapshot.cc.

                                           {
  intptr_t num_base_objects = ReadUnsigned();
  intptr_t num_objects = ReadUnsigned();
 
  refs_ = Array::New(num_objects + kFirstReference);
 
  AddBaseObjects();
 
  // Writer and reader must agree on number of base objects.
  ASSERT_EQUAL(num_base_objects, (next_ref_index_ - kFirstReference));
 
  Object& error = Object::Handle(zone());
  for (intptr_t i = 0; i < static_cast<intptr_t>(MessagePhase::kNumPhases);
       i++) {
    intptr_t num_clusters = ReadUnsigned();
    MessageDeserializationCluster** clusters =
        zone()->Alloc<MessageDeserializationCluster*>(num_clusters);
    for (intptr_t i = 0; i < num_clusters; i++) {
      clusters[i] = ReadCluster();
      clusters[i]->ReadNodesWrapped(this);
    }
    for (intptr_t i = 0; i < num_clusters; i++) {
      clusters[i]->ReadEdges(this);
    }
    for (intptr_t i = 0; i < num_clusters; i++) {
      error = clusters[i]->PostLoad(this);
      if (error.IsError()) {
        return error.ptr();  // E.g., an UnwindError during rehashing.
      }
    }
  }
 
  // We should have completely filled the ref array.
  ASSERT_EQUAL(next_ref_index_ - kFirstReference, num_objects);
 
  return ReadRef();
}

isolate_group()

IsolateGroup * dart::MessageDeserializer::isolate_group ( ) const

inline

Definition at line 416 of file message_snapshot.cc.

{ return thread_->isolate_group(); }

ReadRef()

ObjectPtr dart::MessageDeserializer::ReadRef ( )

inline

Definition at line 410 of file message_snapshot.cc.

{ return Ref(ReadUnsigned()); }

Ref()

ObjectPtr dart::MessageDeserializer::Ref ( intptr_t  index ) const

inline

Definition at line 399 of file message_snapshot.cc.

                                      {
    ASSERT(index > 0);
    ASSERT(index <= next_ref_index_);
    return refs_.At(index);
  }

refs()

ArrayPtr dart::MessageDeserializer::refs ( ) const

inline

Definition at line 417 of file message_snapshot.cc.

{ return refs_.ptr(); }

thread()

Thread * dart::MessageDeserializer::thread ( ) const

inline

Definition at line 415 of file message_snapshot.cc.

{ return thread_; }

UpdateRef()

void dart::MessageDeserializer::UpdateRef ( intptr_t  index, const Object &  new_object  )

inline

Definition at line 404 of file message_snapshot.cc.

                                                           {
    ASSERT(index > 0);
    ASSERT(index <= next_ref_index_);
    refs_.SetAt(index, new_object);
  }

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

• third_party/dart-lang/sdk/runtime/vm/message_snapshot.cc