Class UML 2.4.1::LiteralNull
Description:
A literal null specifies the lack of a value.
Direct Superclasses: LiteralSpecificationDirect Subclasses: Class Precedence List: LiteralNull,
LiteralSpecification,
ValueSpecification,
TypedElement,
PackageableElement,
ParameterableElement,
NamedElement,
ElementProperties:
![](/se-interop/image/down-arrow.png?hunchentoot-session=82476%3A62DD981C9B29E88E2461A51DFDBD8B1A)
type :
Type (0 1); -- source
TypedElement![](/se-interop/image/down-arrow.png?hunchentoot-session=82476%3A62DD981C9B29E88E2461A51DFDBD8B1A)
visibility :
VisibilityKind (1 1); -- source
PackageableElement![](/se-interop/image/down-arrow.png?hunchentoot-session=82476%3A62DD981C9B29E88E2461A51DFDBD8B1A)
owningTemplateParameter :
TemplateParameter (0 1); -- source
ParameterableElement![](/se-interop/image/down-arrow.png?hunchentoot-session=82476%3A62DD981C9B29E88E2461A51DFDBD8B1A)
templateParameter :
TemplateParameter (0 1); -- source
ParameterableElement![](/se-interop/image/down-arrow.png?hunchentoot-session=82476%3A62DD981C9B29E88E2461A51DFDBD8B1A)
clientDependency :
Dependency (0 *); -- source
NamedElement![](/se-interop/image/down-arrow.png?hunchentoot-session=82476%3A62DD981C9B29E88E2461A51DFDBD8B1A)
name : String (0 1); -- source
NamedElement![](/se-interop/image/down-arrow.png?hunchentoot-session=82476%3A62DD981C9B29E88E2461A51DFDBD8B1A)
nameExpression :
StringExpression (0 1); -- source
NamedElement![](/se-interop/image/right-arrow.png?hunchentoot-session=82476%3A62DD981C9B29E88E2461A51DFDBD8B1A)
namespace :
Namespace (0 1); -- source
NamedElementSpecifies the namespace that owns the NamedElement.
{
readonly}
Derived union with sources: ()
Subsets: Element.owner
Opposite: Namespace.ownedMember
![](/se-interop/image/right-arrow.png?hunchentoot-session=82476%3A62DD981C9B29E88E2461A51DFDBD8B1A)
qualifiedName : String (0 1); -- source
NamedElementA name which allows the NamedElement to be identified within a hierarchy
of nested Namespaces. It is constructed from the names of the containing
namespaces starting at the root of the hierarchy and ending with the name
of the NamedElement itself.
{
readonly,
derived}
![](/se-interop/image/down-arrow.png?hunchentoot-session=82476%3A62DD981C9B29E88E2461A51DFDBD8B1A)
ownedComment :
Comment (0 *); -- source
Element![](/se-interop/image/down-arrow.png?hunchentoot-session=82476%3A62DD981C9B29E88E2461A51DFDBD8B1A)
ownedElement :
Element (0 *); -- source
Element![](/se-interop/image/down-arrow.png?hunchentoot-session=82476%3A62DD981C9B29E88E2461A51DFDBD8B1A)
owner :
Element (0 1); -- source
ElementConstraints:
No additional constraints.
Operations:
Signature: isNull() : Boolean;
Description: The query isNull() returns true.
Expression: result = true
Signature: isComputable() : Boolean;
Description: The query isComputable() is redefined to be true.
Expression: result = true
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