A VTable contains the virtual method table for the dispatch

and informations to perform subtyping tests

Introduced properties

private var _classname: String

nitc :: VTable :: _classname

The short classname of this class

private var _id: Int

nitc :: VTable :: _id

Unique identifier given by perfect hashing

private var _internal_vtable: Pointer

nitc :: VTable :: _internal_vtable

Pointer to the c-allocated area, represents the virtual table

private var _mask: Int

nitc :: VTable :: _mask

The mask to perform perfect hashing

fun classname: String

nitc :: VTable :: classname

The short classname of this class

protected fun classname=(classname: String)

nitc :: VTable :: classname=

The short classname of this class

init defaultinit

nitc :: VTable :: defaultinit

fun id: Int

nitc :: VTable :: id

Unique identifier given by perfect hashing

protected fun id=(id: Int)

nitc :: VTable :: id=

Unique identifier given by perfect hashing

fun internal_vtable: Pointer

nitc :: VTable :: internal_vtable

Pointer to the c-allocated area, represents the virtual table

protected fun internal_vtable=(internal_vtable: Pointer)

nitc :: VTable :: internal_vtable=

Pointer to the c-allocated area, represents the virtual table

fun mask: Int

nitc :: VTable :: mask

The mask to perform perfect hashing

protected fun mask=(mask: Int)

nitc :: VTable :: mask=

The mask to perform perfect hashing

Redefined properties

redef type SELF: VTable

nitc $ VTable :: SELF

Type of this instance, automatically specialized in every class

All properties

fun !=(other: nullable Object): Bool

core :: Object :: !=

Have self and other different values?

fun ==(other: nullable Object): Bool

core :: Object :: ==

Have self and other the same value?

type CLASS: Class[SELF]

core :: Object :: CLASS

The type of the class of self.

type SELF: Object

core :: Object :: SELF

Type of this instance, automatically specialized in every class

private var _classname: String

nitc :: VTable :: _classname

The short classname of this class

private var _id: Int

nitc :: VTable :: _id

Unique identifier given by perfect hashing

private var _internal_vtable: Pointer

nitc :: VTable :: _internal_vtable

Pointer to the c-allocated area, represents the virtual table

private var _mask: Int

nitc :: VTable :: _mask

The mask to perform perfect hashing

protected fun class_factory(name: String): CLASS

core :: Object :: class_factory

Implementation used by get_class to create the specific class.

fun class_name: String

core :: Object :: class_name

The class name of the object.

fun classname: String

nitc :: VTable :: classname

The short classname of this class

protected fun classname=(classname: String)

nitc :: VTable :: classname=

The short classname of this class

init defaultinit

nitc :: VTable :: defaultinit

init defaultinit

core :: Object :: defaultinit

fun get_class: CLASS

core :: Object :: get_class

The meta-object representing the dynamic type of self.

fun hash: Int

core :: Object :: hash

The hash code of the object.

fun id: Int

nitc :: VTable :: id

Unique identifier given by perfect hashing

protected fun id=(id: Int)

nitc :: VTable :: id=

Unique identifier given by perfect hashing

init init

core :: Object :: init

fun inspect: String

core :: Object :: inspect

Developer readable representation of self.

protected fun inspect_head: String

core :: Object :: inspect_head

Return "CLASSNAME:#OBJECTID".

fun internal_vtable: Pointer

nitc :: VTable :: internal_vtable

Pointer to the c-allocated area, represents the virtual table

protected fun internal_vtable=(internal_vtable: Pointer)

nitc :: VTable :: internal_vtable=

Pointer to the c-allocated area, represents the virtual table

intern fun is_same_instance(other: nullable Object): Bool

core :: Object :: is_same_instance

Return true if self and other are the same instance (i.e. same identity).

fun is_same_serialized(other: nullable Object): Bool

core :: Object :: is_same_serialized

Is self the same as other in a serialization context?

intern fun is_same_type(other: Object): Bool

core :: Object :: is_same_type

Return true if self and other have the same dynamic type.

fun mask: Int

nitc :: VTable :: mask

The mask to perform perfect hashing

protected fun mask=(mask: Int)

nitc :: VTable :: mask=

The mask to perform perfect hashing

private intern fun native_class_name: CString

core :: Object :: native_class_name

The class name of the object in CString format.

intern fun object_id: Int

core :: Object :: object_id

An internal hash code for the object based on its identity.

fun output

core :: Object :: output

Display self on stdout (debug only).

intern fun output_class_name

core :: Object :: output_class_name

Display class name on stdout (debug only).

fun serialization_hash: Int

core :: Object :: serialization_hash

Hash value use for serialization

intern fun sys: Sys

core :: Object :: sys

Return the global sys object, the only instance of the Sys class.

abstract fun to_jvalue(env: JniEnv): JValue

core :: Object :: to_jvalue

fun to_s: String

core :: Object :: to_s

User readable representation of self.

Parents

interface Object

The root of the class hierarchy.

Class definitions

nitc $ VTable

# A VTable contains the virtual method table for the dispatch
# and informations to perform subtyping tests
class VTable
	# The mask to perform perfect hashing
	var mask: Int is noinit

	# Unique identifier given by perfect hashing
	var id: Int is noinit

	# Pointer to the c-allocated area, represents the virtual table
	var internal_vtable: Pointer is noinit

	# The short classname of this class
	var classname: String is noinit
end

src/vm/virtual_machine.nit:910,1--924,3