A set implemented with an Array.

Introduced properties

fun enlarge(cap: Int)

core :: ArraySet :: enlarge

Assume the capacity is at least cap.
init with_capacity(i: Int)

core :: ArraySet :: with_capacity

Create an empty set with a given capacity.

Redefined properties

redef type SELF: ArraySet[E]

core $ ArraySet :: SELF

Type of this instance, automatically specialized in every class
redef fun add(e: E)

core $ ArraySet :: add

Add item to this collection.
redef fun clear

core $ ArraySet :: clear

Remove all items
redef fun clone: SELF

core $ ArraySet :: clone

Shallow clone of self
redef fun first: E

core $ ArraySet :: first

Return the first item of the collection
redef fun has(e: nullable Object): Bool

core $ ArraySet :: has

Is item in the collection ?
redef init init

core $ ArraySet :: init

Create an empty set
redef fun is_empty: Bool

core $ ArraySet :: is_empty

Is there no item in the collection?
redef fun iterator: Iterator[E]

core $ ArraySet :: iterator

Get a new iterator on the collection.
redef fun length: Int

core $ ArraySet :: length

Number of items in the collection.
redef fun new_set: Set[E]

core $ ArraySet :: new_set

Returns a new instance of Set.
redef fun remove(item: nullable Object)

core $ ArraySet :: remove

Remove an occurrence of item
redef fun remove_all(item: nullable Object)

core $ ArraySet :: remove_all

Remove all occurrences of item

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 CONCURRENT: ConcurrentCollection[E]

core :: Collection :: CONCURRENT

Type of the concurrent variant of this collection
type SELF: Object

core :: Object :: SELF

Type of this instance, automatically specialized in every class
protected fun accept_json_serializer(v: JsonSerializer)

serialization :: Serializable :: accept_json_serializer

Refinable service to customize the serialization of this class to JSON
protected fun accept_msgpack_attribute_counter(v: AttributeCounter)

serialization :: Serializable :: accept_msgpack_attribute_counter

Hook to customize the behavior of the AttributeCounter
protected fun accept_msgpack_serializer(v: MsgPackSerializer)

serialization :: Serializable :: accept_msgpack_serializer

Hook to customize the serialization of this class to MessagePack
abstract fun add(item: E)

core :: SimpleCollection :: add

Add item to this collection.
fun add_all(coll: Collection[E])

core :: SimpleCollection :: add_all

Add each item of coll.
protected fun add_to_bundle(bundle: NativeBundle, key: JavaString)

serialization :: Serializable :: add_to_bundle

Called by []= to dynamically choose the appropriate method according
fun as_random: Queue[E]

core :: SimpleCollection :: as_random

Return a random proxy queue where result.take is random.
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.
abstract fun clear

core :: RemovableCollection :: clear

Remove all items
abstract fun clone: SELF

core :: Cloneable :: clone

Duplicate self
fun combinations(r: Int): Collection[SequenceRead[E]]

core :: Collection :: combinations

All r-length combinations on self (in same order) without repeated elements.
fun combinations_with_replacement(r: Int): Collection[SequenceRead[E]]

core :: Collection :: combinations_with_replacement

All r-length combination on self (in same order) with repeated elements.
fun core_serialize_to(serializer: Serializer)

serialization :: Serializable :: core_serialize_to

Actual serialization of self to serializer
fun count(item: nullable Object): Int

core :: Collection :: count

How many occurrences of item are in the collection?
fun enlarge(cap: Int)

core :: ArraySet :: enlarge

Assume the capacity is at least cap.
fun first: E

core :: Collection :: first

Return the first item of the collection
init from_deserializer(deserializer: Deserializer)

serialization :: Serializable :: from_deserializer

Create an instance of this class from the deserializer
fun get_class: CLASS

core :: Object :: get_class

The meta-object representing the dynamic type of self.
fun has(item: nullable Object): Bool

core :: Collection :: has

Is item in the collection ?
fun has_all(other: Collection[nullable Object]): Bool

core :: Collection :: has_all

Does the collection contain at least each element of other?
fun has_any(other: Collection[nullable Object]): Bool

core :: Collection :: has_any

Does the collection contain at least one element of other?
fun has_exactly(other: Collection[nullable Object]): Bool

core :: Collection :: has_exactly

Does the collection contain exactly all the elements of other?
fun has_only(item: nullable Object): Bool

core :: Collection :: has_only

Is the collection contain only item?
fun hash: Int

core :: Object :: hash

The hash code of the object.
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 intersection(other: Set[E]): Set[E]

core :: Set :: intersection

Returns the intersection of this set with the other set
fun is_empty: Bool

core :: Collection :: is_empty

Is there no item in the collection?
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.
abstract fun iterator: Iterator[E]

core :: Collection :: iterator

Get a new iterator on the collection.
fun join(separator: nullable Text, last_separator: nullable Text): String

core :: Collection :: join

Concatenate and separate each elements with separator.
fun length: Int

core :: Collection :: length

Number of items in the collection.
protected fun msgpack_extra_array_items: Int

serialization :: Serializable :: msgpack_extra_array_items

Hook to request a larger than usual metadata array
init new: Set[E]

core :: Set :: new

Get an instance of HashSet[E], the default implementation
protected abstract fun new_set: Set[E]

core :: Set :: new_set

Returns a new instance of Set.
fun not_empty: Bool

core :: Collection :: not_empty

Alias for not is_empty.
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 permutations(r: Int): Collection[SequenceRead[E]]

core :: Collection :: permutations

All r-length permutations on self (all possible ordering) without repeated elements.
fun plain_to_s: String

core :: Collection :: plain_to_s

Concatenate elements without separators
fun product(r: Int): Collection[SequenceRead[E]]

core :: Collection :: product

Cartesian product, over r times self.
fun rand: E

core :: Collection :: rand

Return a random element form the collection
abstract fun remove(item: nullable Object)

core :: RemovableCollection :: remove

Remove an occurrence of item
fun remove_all(item: nullable Object)

core :: RemovableCollection :: remove_all

Remove all occurrences of item
fun sample(length: Int): Array[E]

core :: Collection :: sample

Return a new array made of (at most) length elements randomly chosen.
fun serialization_hash: Int

core :: Object :: serialization_hash

Hash value use for serialization
fun serialize_msgpack(plain: nullable Bool): Bytes

serialization :: Serializable :: serialize_msgpack

Serialize self to MessagePack bytes
fun serialize_to(serializer: Serializer)

serialization :: Serializable :: serialize_to

Serialize self to serializer
fun serialize_to_json(plain: nullable Bool, pretty: nullable Bool): String

serialization :: Serializable :: serialize_to_json

Serialize self to JSON
intern fun sys: Sys

core :: Object :: sys

Return the global sys object, the only instance of the Sys class.
fun to_a: Array[E]

core :: Collection :: to_a

Build a new array from a collection
abstract fun to_concurrent: CONCURRENT

core :: Collection :: to_concurrent

Wraps self in a thread-safe collection
fun to_counter: Counter[E]

core :: Collection :: to_counter

Create and fill up a counter with the elements of `self.
fun to_curlslist: CURLSList

core :: Collection :: to_curlslist

Convert Collection[String] to CURLSList
fun to_json: String

serialization :: Serializable :: to_json

Serialize self to plain JSON
abstract fun to_jvalue(env: JniEnv): JValue

core :: Object :: to_jvalue

fun to_pretty_json: String

serialization :: Serializable :: to_pretty_json

Serialize self to plain pretty JSON
fun to_s: String

core :: Object :: to_s

User readable representation of self.
fun to_shuffle: Array[E]

core :: Collection :: to_shuffle

Return a new array made of elements in a random order.
fun union(other: Set[E]): Set[E]

core :: Set :: union

Returns the union of this set with the other set
init with_capacity(i: Int)

core :: ArraySet :: with_capacity

Create an empty set with a given capacity.
package_diagram core::ArraySet ArraySet core::Set Set core::ArraySet->core::Set core::SimpleCollection SimpleCollection core::Set->core::SimpleCollection core::Cloneable Cloneable core::Set->core::Cloneable ...core::SimpleCollection ... ...core::SimpleCollection->core::SimpleCollection ...core::Cloneable ... ...core::Cloneable->core::Cloneable

Ancestors

interface Cloneable

core :: Cloneable

Something that can be cloned
interface Collection[E: nullable Object]

core :: Collection

The root of the collection hierarchy.
interface Object

core :: Object

The root of the class hierarchy.
interface RemovableCollection[E: nullable Object]

core :: RemovableCollection

Items can be removed from this collection
interface Serializable

serialization :: Serializable

Instances of this class can be passed to Serializer::serialize
interface SimpleCollection[E: nullable Object]

core :: SimpleCollection

Items can be added to these collections.

Parents

interface Set[E: nullable Object]

core :: Set

Abstract sets.

Class definitions

core $ ArraySet
# A set implemented with an Array.
class ArraySet[E]
	super Set[E]

	# The stored elements.
	private var array: Array[E] is noinit

	redef fun has(e) do return _array.has(e)

	redef fun add(e) do if not _array.has(e) then _array.add(e)

	redef fun is_empty do return _array.is_empty

	redef fun length do return _array.length

	redef fun first
	do
		assert _array.length > 0
		return _array.first
	end

	redef fun remove(item)
	do
		var i = _array.index_of(item)
		if i >= 0 then remove_at(i)
	end

	redef fun remove_all(item) do remove(item)

	redef fun clear do _array.clear

	redef fun iterator do return new ArraySetIterator[E](_array.iterator)

	# Assume the capacity is at least `cap`.
	fun enlarge(cap: Int) do _array.enlarge(cap)

	private fun remove_at(i: Int)
	do
		_array[i] = _array.last
		_array.pop
	end

	# Create an empty set
	init do _array = new Array[E]

	# Create an empty set with a given capacity.
	init with_capacity(i: Int) do _array = new Array[E].with_capacity(i)

	redef fun new_set do return new ArraySet[E]

	# Shallow clone of `self`
	#
	# ~~~
	# var a = new ArraySet[Int]
	# a.add 1
	# a.add 2
	# var b = a.clone
	# assert a == b
	# a.add 3
	# assert a != b
	# b.add 3
	# assert a == b
	# ~~~
	#
	# Note that the clone is shallow and keys and values are shared between `self` and the result.
	#
	# ~~~
	# var aa = new ArraySet[Array[Int]]
	# aa.add([1,2])
	# var bb = aa.clone
	# assert aa == bb
	# aa.first.add 5
	# assert aa == bb
	# ~~~
	redef fun clone
	do
		var res = new ArraySet[E]
		res.add_all self
		return res
	end
end
lib/core/collection/array.nit:593,1--673,3