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Instances

Class EntityInstance

Instances.Instance
    inheritInstances.TaggedInstance
        inheritInstances.EntityInstance
All known Subclassifier:
MultiLeafInstance , SingleLeafInstance

public class EntityInstance


a TaggedInstance that represents an EXPRESS entity instance -- an instance of an entity data type, a view of an object that incorporates those properties and relationships that are significant to some particular purpose(s). The EntityInstance is distinct from the EntityValue -- a collection of information about the object that represents those properties and relationships.

See clause 5 of ISO 10303-11:2004.

 Attribute Summary
public EntityName  id

represents a nominal identifier for an EntityInstance that distinguishes it from other EntityInstances. 
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 Association Summary
public EntityType  instance_of

represents the relationship between an EntityInstance and all of the EntityType classifiers it satisfies. 
public Population  namespace
 
public EntityValue  state
 
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 Attribute Detail

id

public EntityName id

represents a nominal identifier for an EntityInstance that distinguishes it from other EntityInstances. The nature of this identifier is not defined in EXPRESS, but it is stated that this identifier is not necessarily constructed from any group of modeled attribute values.

 
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 Association Detail

instance_of

public EntityType instance_of

represents the relationship between an EntityInstance and all of the EntityType classifiers it satisfies.

 
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namespace

public Population namespace

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state

public EntityValue state

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Created  2005 - 6 - 15
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