The SEDRIS Data Representation Model
APPENDIX A - Classes
Season

Class Name: Season

Superclass - <Base Time Data>

Subclasses

This DRM class is concrete and has no subclasses.

Definition

An instance of this DRM class specifies the season of the year for which the attributed object is applicable. Since the definition of a season of the year is relative to the hemisphere being described, a <Time Interval> component is required to specify the data provider's definition of the specified season.

Primary Page in DRM Diagram:

Secondary Pages in DRM Diagram:

This class appears on only one page of the DRM class diagram.

Example

  1. Consider a <Time Related Geometry> instance representing a forest in the northern hemisphere in winter, spring, summer, and autumn. The branch for summer has a <Time Constraints Data> link object with a <Season> component.

FAQs

No FAQs supplied.

Constraints

Composed of (two-way)

Component of (two-way) (inherited)

Inherited Field Elements

SE_Time_Significance time_significance; 2

Field Elements

SE_Season season; 3

Notes

Composed of Notes


Time_Interval

The <Time Interval> component represents the interval of time covered by the <Season> instance.

Fields Notes

time_significance

The time_significance field specifies the usage of the time information.

season

The season field specifies a season of the year.


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Last updated: July 26, 2006 Copyright © 2006 SEDRIS