Class THashSet

Unit

Generics.Collections

Declaration

type THashSet<T> = class(TCustomSet<T>)

Description

THashSet<T>

Hierarchy

• TObject
• TEnumerable
• TEnumerableWithPointers
• TCustomSet
• THashSet

Overview

Internal Classes and Records

	THashSetEnumerator = class(TCustomSetEnumerator)
	TPointersEnumerator = class(TCustomPointersEnumerator<T,PT>)

Fields

FInternalDictionary: TOpenAddressingLP<T, TEmptyRecord>;

Methods

	procedure InternalDictionaryNotify(ASender: TObject; constref AItem: T; AAction: TCollectionNotification);
	function GetPtrEnumerator: TEnumerator<PT>; override;
	function GetCount: SizeInt; override;
	function GetCapacity: SizeInt; override;
	procedure SetCapacity(AValue: SizeInt); override;
	function GetOnNotify: TCollectionNotifyEvent<T>; override;
	procedure SetOnNotify(AValue: TCollectionNotifyEvent<T>); override;
	constructor Create; override; overload;
	constructor Create(const AComparer: IEqualityComparer<T>); virtual; overload;
	destructor Destroy; override;
	function GetEnumerator: TCustomSetEnumerator; override;
	function Add(constref AValue: T): Boolean; override;
	function Remove(constref AValue: T): Boolean; override;
	function Extract(constref AValue: T): T; override;
	procedure Clear; override;
	function Contains(constref AValue: T): Boolean; override;
	procedure TrimExcess; override;

Description

Fields

	FInternalDictionary: TOpenAddressingLP<T, TEmptyRecord>;

Methods

	procedure InternalDictionaryNotify(ASender: TObject; constref AItem: T; AAction: TCollectionNotification);

	function GetPtrEnumerator: TEnumerator<PT>; override;

	function GetCount: SizeInt; override;

	function GetCapacity: SizeInt; override;

	procedure SetCapacity(AValue: SizeInt); override;

	function GetOnNotify: TCollectionNotifyEvent<T>; override;

	procedure SetOnNotify(AValue: TCollectionNotifyEvent<T>); override;

	constructor Create; override; overload;

	constructor Create(const AComparer: IEqualityComparer<T>); virtual; overload;

	destructor Destroy; override;

	function GetEnumerator: TCustomSetEnumerator; override;

	function Add(constref AValue: T): Boolean; override;

	function Remove(constref AValue: T): Boolean; override;

	function Extract(constref AValue: T): T; override;

	procedure Clear; override;

	function Contains(constref AValue: T): Boolean; override;

	procedure TrimExcess; override;