The SEDRIS Data Representation Model
APPENDIX A - Classes
Hierarchy Data

Class Name: Hierarchy Data

Superclass - <SEDRIS Abstract Base>

Subclasses

This DRM class is concrete and has no subclasses.

Definition

An instance of this DRM class specifies, for an alternate representation within an alternate-hierarchy-related aggregation, the reason why the particular alternate representation represented by the branch with which this <Hierarchy Data> instance is associated was provided.

Primary Page in DRM Diagram:

Secondary Pages in DRM Diagram:

Example

See <Alternate Hierarchy Related Features>, <Alternate Hierarchy Related Geometry>.

FAQs

See <Alternate Hierarchy Related Features>, <Alternate Hierarchy Related Geometry>.

Constraints

None.

Inherited Field Elements

This class has no inherited field elements.

Field Elements

SE_String alternate_representation_reason; (notes)

Notes

Fields Notes


alternate_representation_reason

 This states the reason that the corresponding alternate representation
 was provided.
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Last updated: May 15, 2003 Copyright © 2003 SEDRIS™