A detailed description of a usage event that are of billing system's interest and can have charges applied to it. It is comprised of characteristics, which define all attributes known for a particular type of usage.

Attributes
Usage	_usage
UsageSpecVersion	_usageSpecVersion
UsageSpecCharUse	usageSpecCharUse

Attributes inherited from  SID Models::Common Domain::Root Business Entities ABE::EntitySpecification

_entityIdentificationSpecification,  _entitySpecCharUse,  _metricDefinition,  externalSystemCapability,  entitySpecificationAction,  entitySpecificationType,  validFor,  status

Attributes inherited from  SID Models::Common Domain::Root Business Entities ABE::RootEntity

_rootEntityType,  _revenueAssuranceParmValue,  _characteristicValue,  name,  description,  ID,  metric,  _monitoredMetricInstancesCriteria,  directedEdge,  vertex,  entityCatalogItem,  rootEntityGroupMember,  rootEntityGroup,  rootEntityRelationship,  rootEntityRelationship2,  associationRole,  entitySpecificationAttachment,  interactionUseCase,  interactionResult

Attributes inherited from  SID Models::Common Domain::Usage ABE::Usage Example Instances ABE::VoiceCallUsage2 : UsageSpecification

_characteristicArray

 _usage

Public Usage _usage

Constraints:

Properties:

Aggregation	None
Alias
Association	UsageSpecDescribes
Association End
Class	UsageSpecification
Datatype
Default
Default Value
Is Composite	false
Is Derived	false
Is Derived Union	false
Is Leaf	false
Is Ordered	false
Is Read Only	false
Is Static	false
Is Unique	false
Keywords
Lower	0
Lower Value	(0)
Multiplicity	*
Name	_usage
Name Expression
Namespace	UsageSpecification
Opposite	_usageSpecification
Owner	UsageSpecification
Owning Association
Owning Template Parameter
Qualified Name	SID Models::Common Domain::Usage ABE::Usage Spec ABE::UsageSpecification::_usage
Stereotype
Template Parameter
Type	Usage
Upper	*
Upper Value	(*)
Visibility	Public

 _usageSpecVersion

Public UsageSpecVersion _usageSpecVersion

Constraints:

Properties:

Aggregation	Shared
Alias
Association	UsageSpecModificationsRecordedAs
Association End
Class	UsageSpecification
Datatype
Default
Default Value
Is Composite	false
Is Derived	false
Is Derived Union	false
Is Leaf	false
Is Ordered	false
Is Read Only	false
Is Static	false
Is Unique	false
Keywords
Lower	0
Lower Value	(0)
Multiplicity	*
Name	_usageSpecVersion
Name Expression
Namespace	UsageSpecification
Opposite	_usageSpecification
Owner	UsageSpecification
Owning Association
Owning Template Parameter
Qualified Name	SID Models::Common Domain::Usage ABE::Usage Spec ABE::UsageSpecification::_usageSpecVersion
Stereotype
Template Parameter
Type	UsageSpecVersion
Upper	*
Upper Value	(*)
Visibility	Public

 usageSpecCharUse

Public UsageSpecCharUse usageSpecCharUse

Constraints:

Properties:

Aggregation	None
Alias
Association	UsageSpecFurtherDefinedBy
Association End
Class	UsageSpecification
Datatype
Default
Default Value
Is Composite	false
Is Derived	false
Is Derived Union	false
Is Leaf	false
Is Ordered	false
Is Read Only	false
Is Static	false
Is Unique	true
Keywords
Lower	0
Lower Value	(0)
Multiplicity	*
Name	usageSpecCharUse
Name Expression
Namespace	UsageSpecification
Opposite	usageSpecification
Owner	UsageSpecification
Owning Association
Owning Template Parameter
Qualified Name	SID Models::Common Domain::Usage ABE::Usage Spec ABE::UsageSpecification::usageSpecCharUse
Stereotype
Template Parameter
Type	UsageSpecCharUse
Upper	*
Upper Value	(*)
Visibility	Public