List

Fully qualified class name: DDICDIModels::DesignPatterns::CollectionsPattern::List

Class is abstract.

Definition

Simple ordered Collection defined as a list of Members where the location of each Member in the list is given by the associated Position class.

Explanatory notes

When a predefined or natural order is required, List, Position and Member can be used directly without the need to refer to a separate Collection.

Diagram

Diagram

⤢

↺ ✕

Inheritance

Inheritance

CollectionsPattern::Member

  ᐊ── CollectionsPattern::Collection

    ᐊ── CollectionsPattern::List

Attributes

Attributes

Attributes

Name	Inherited from	Description	Data Type	Multiplicity	Default value
allowsDuplicates	CollectionsPattern::Collection	If value is False, the members are unique within the collection - if True, there may be duplicates. (Note that a mathematical “bag” permits duplicates and is unordered - a “set” does not have duplicates and may be ordered.)	Boolean	1..1
name	CollectionsPattern::Collection	Human understandable name (liguistic signifier, word, phrase, or mnemonic). May follow ISO/IEC 11179-5 naming principles, and have context provided to specify usage.	ObjectName	0..*
purpose	CollectionsPattern::Collection	Intent or reason for the object/the description of the object.	InternationalString	0..1

Associations

Associations

Associations

Direction	Association	Description	Multiplicity of List	Package of Other Class	Other Class	Multiplicity of other class	Aggregation Kind	Inherited from
from	Collection has Member		0..*	- own package -	Member	0..*	shared	CollectionsPattern::Collection
to	Comparison maps Collection		2..*	- own package -	Comparison	0..*	none	CollectionsPattern::Collection
to	Structure structures Collection		0..1	- own package -	Structure	0..*	none	CollectionsPattern::Collection
to	Collection has Member		0..*	- own package -	Collection	0..*	none	CollectionsPattern::Member
to	Map hasSource Member		0..*	- own package -	Map	0..*	none	CollectionsPattern::Member
to	Map hasTarget Member		0..*	- own package -	Map	0..*	none	CollectionsPattern::Member
to	MemberRelationship hasSource Member		0..*	- own package -	MemberRelationship	0..*	none	CollectionsPattern::Member
to	MemberRelationship hasTarget Member		0..*	- own package -	MemberRelationship	0..*	none	CollectionsPattern::Member
to	Position indexes Member		0..1	- own package -	Position	0..*	none	CollectionsPattern::Member
from	List has Position	The Position of the member in the list. Lifecycle dependency: position cannot exist without a list and can be related to one and only one list.	1..1	- own package -	Position	0..*	composite	own class