Time Constraints Data

The SEDRIS Data Representation Model APPENDIX A - Classes Time Constraints Data

Class Name: Time Constraints Data

Superclass - <SEDRIS Abstract Base>

Subclasses

This DRM class is concrete and has no subclasses.

Definition

An instance of this DRM class specifies when a portion of a transmittal is "valid" or "active", and when used as a link object in a time-related aggregation, serves to distinguish sibling branches within the aggregation.

Primary Page in DRM Diagram:

Secondary Pages in DRM Diagram:

Example

See <Time Related Features>, <Time Related Geometry> for examples.

FAQs

No FAQs supplied.

Constraints

<<Publishable Object>>

Composed of (two-way)

one or more <Base Time Data> instances

Component of (two-way)

zero or more <Data Table> instances
zero or more <Feature Representation> instances
zero or more <Geometry Representation> instances
zero or more <Image> instances
zero or more <Model> instances
zero or more <Property Set> instances

Inherited Field Elements

This class has no inherited field elements.

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Last updated: July 16, 2004