dart::IsolateSpawnState Class Reference

Public Member Functions
	IsolateSpawnState (Dart_Port parent_port, Dart_Port origin_id, const char *script_url, PersistentHandle *closure_tuple_handle, SerializedObjectBuffer *message_buffer, const char *package_config, bool paused, bool errorsAreFatal, Dart_Port onExit, Dart_Port onError, const char *debug_name, IsolateGroup *group)
	IsolateSpawnState (Dart_Port parent_port, const char *script_url, const char *package_config, SerializedObjectBuffer *args_buffer, SerializedObjectBuffer *message_buffer, bool paused, bool errorsAreFatal, Dart_Port onExit, Dart_Port onError, const char *debug_name, IsolateGroup *group)
	~IsolateSpawnState ()
Isolate *	isolate () const
void	set_isolate (Isolate *value)
Dart_Port	parent_port () const
Dart_Port	origin_id () const
Dart_Port	on_exit_port () const
Dart_Port	on_error_port () const
const char *	script_url () const
const char *	package_config () const
const char *	debug_name () const
bool	is_spawn_uri () const
bool	paused () const
bool	errors_are_fatal () const
Dart_IsolateFlags *	isolate_flags ()
PersistentHandle *	closure_tuple_handle () const
ObjectPtr	ResolveFunction ()
ObjectPtr	BuildArgs (Thread *thread)
ObjectPtr	BuildMessage (Thread *thread)
IsolateGroup *	isolate_group () const

Detailed Description

Definition at line 348 of file isolate.cc.

Constructor & Destructor Documentation

IsolateSpawnState() [1/2]

dart::IsolateSpawnState::IsolateSpawnState	(	Dart_Port	parent_port,
		Dart_Port	origin_id,
		const char *	script_url,
		PersistentHandle *	closure_tuple_handle,
		SerializedObjectBuffer *	message_buffer,
		const char *	package_config,
		bool	paused,
		bool	errorsAreFatal,
		Dart_Port	onExit,
		Dart_Port	onError,
		const char *	debug_name,
		IsolateGroup *	group
	)

Definition at line 427 of file isolate.cc.

    : parent_port_(parent_port),
      origin_id_(origin_id),
      on_exit_port_(on_exit_port),
      on_error_port_(on_error_port),
      script_url_(script_url),
      package_config_(package_config),
      debug_name_(debug_name),
      closure_tuple_handle_(closure_tuple_handle),
      isolate_group_(isolate_group),
      serialized_args_(nullptr),
      serialized_message_(message_buffer->StealMessage()),
      paused_(paused),
      errors_are_fatal_(errors_are_fatal) {
  ASSERT(closure_tuple_handle_ != nullptr);
 
  auto thread = Thread::Current();
  auto isolate = thread->isolate();
 
  // Inherit flags from spawning isolate.
  isolate->FlagsCopyTo(isolate_flags());
}

IsolateSpawnState() [2/2]

dart::IsolateSpawnState::IsolateSpawnState	(	Dart_Port	parent_port,
		const char *	script_url,
		const char *	package_config,
		SerializedObjectBuffer *	args_buffer,
		SerializedObjectBuffer *	message_buffer,
		bool	paused,
		bool	errorsAreFatal,
		Dart_Port	onExit,
		Dart_Port	onError,
		const char *	debug_name,
		IsolateGroup *	group
	)

Definition at line 461 of file isolate.cc.

    : parent_port_(parent_port),
      on_exit_port_(on_exit_port),
      on_error_port_(on_error_port),
      script_url_(script_url),
      package_config_(package_config),
      debug_name_(debug_name),
      isolate_group_(isolate_group),
      serialized_args_(args_buffer->StealMessage()),
      serialized_message_(message_buffer->StealMessage()),
      isolate_flags_(),
      paused_(paused),
      errors_are_fatal_(errors_are_fatal) {
  if (debug_name_ == nullptr) {
    debug_name_ = NewConstChar("main");
  }
 
  // By default inherit flags from spawning isolate. These can be overridden
  // from the calling code.
  Isolate::Current()->FlagsCopyTo(isolate_flags());
}

~IsolateSpawnState()

dart::IsolateSpawnState::~IsolateSpawnState

(

)

Definition at line 493 of file isolate.cc.

                                      {
  delete[] script_url_;
  delete[] package_config_;
  delete[] debug_name_;
}

Member Function Documentation

BuildArgs()

ObjectPtr dart::IsolateSpawnState::BuildArgs

(

Thread *

thread

)

Definition at line 538 of file isolate.cc.

                                                     {
  const Object& result =
      Object::Handle(DeserializeMessage(thread, serialized_args_.get()));
  serialized_args_.reset();
  return result.ptr();
}

BuildMessage()

ObjectPtr dart::IsolateSpawnState::BuildMessage

(

Thread *

thread

)

Definition at line 545 of file isolate.cc.

                                                        {
  const Object& result =
      Object::Handle(DeserializeMessage(thread, serialized_message_.get()));
  serialized_message_.reset();
  return result.ptr();
}

closure_tuple_handle()

PersistentHandle * dart::IsolateSpawnState::closure_tuple_handle ( ) const

inline

Definition at line 391 of file isolate.cc.

                                                 {
    return closure_tuple_handle_;
  }

debug_name()

const char * dart::IsolateSpawnState::debug_name ( ) const

inline

Definition at line 384 of file isolate.cc.

{ return debug_name_; }

errors_are_fatal()

bool dart::IsolateSpawnState::errors_are_fatal ( ) const

inline

Definition at line 389 of file isolate.cc.

{ return errors_are_fatal_; }

is_spawn_uri()

bool dart::IsolateSpawnState::is_spawn_uri ( ) const

inline

Definition at line 385 of file isolate.cc.

                            {
    return closure_tuple_handle_ == nullptr;  // No closure entrypoint.
  }

isolate()

Isolate * dart::IsolateSpawnState::isolate ( ) const

inline

Definition at line 375 of file isolate.cc.

{ return isolate_; }

isolate_flags()

Dart_IsolateFlags * dart::IsolateSpawnState::isolate_flags ( )

inline

Definition at line 390 of file isolate.cc.

{ return &isolate_flags_; }

isolate_group()

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

inline

Definition at line 399 of file isolate.cc.

{ return isolate_group_; }

on_error_port()

Dart_Port dart::IsolateSpawnState::on_error_port ( ) const

inline

Definition at line 381 of file isolate.cc.

{ return on_error_port_; }

on_exit_port()

Dart_Port dart::IsolateSpawnState::on_exit_port ( ) const

inline

Definition at line 380 of file isolate.cc.

{ return on_exit_port_; }

origin_id()

Dart_Port dart::IsolateSpawnState::origin_id ( ) const

inline

Definition at line 379 of file isolate.cc.

{ return origin_id_; }

package_config()

const char * dart::IsolateSpawnState::package_config ( ) const

inline

Definition at line 383 of file isolate.cc.

{ return package_config_; }

parent_port()

Dart_Port dart::IsolateSpawnState::parent_port ( ) const

inline

Definition at line 378 of file isolate.cc.

{ return parent_port_; }

paused()

bool dart::IsolateSpawnState::paused ( ) const

inline

Definition at line 388 of file isolate.cc.

{ return paused_; }

ResolveFunction()

ObjectPtr dart::IsolateSpawnState::ResolveFunction

(

)

Definition at line 499 of file isolate.cc.

                                             {
  Thread* thread = Thread::Current();
  auto IG = thread->isolate_group();
  Zone* zone = thread->zone();
 
  // Handle spawnUri lookup rules.
  // Check whether the root library defines a main function.
  const Library& lib =
      Library::Handle(zone, IG->object_store()->root_library());
  const String& main = String::Handle(zone, String::New("main"));
  Function& func = Function::Handle(zone, lib.LookupFunctionAllowPrivate(main));
  if (func.IsNull()) {
    // Check whether main is reexported from the root library.
    const Object& obj = Object::Handle(zone, lib.LookupReExport(main));
    if (obj.IsFunction()) {
      func ^= obj.ptr();
    }
  }
  if (func.IsNull()) {
    const String& msg = String::Handle(
        zone,
        String::NewFormatted(
            "Unable to resolve function 'main' in script '%s'.", script_url()));
    return LanguageError::New(msg);
  }
  return func.ptr();
}

script_url()

const char * dart::IsolateSpawnState::script_url ( ) const

inline

Definition at line 382 of file isolate.cc.

{ return script_url_; }

set_isolate()

void dart::IsolateSpawnState::set_isolate ( Isolate *  value )

inline

Definition at line 376 of file isolate.cc.

{ isolate_ = value; }

---

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

• third_party/dart-lang/sdk/runtime/lib/isolate.cc