Class Name: Season

Superclass - <Base Time Data>

Subclasses

Definition

An instance of this DRM class specifies the season of the year for which the attributed object is applicable. (See examples).

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:

• 20

Secondary Pages in DRM Diagram:

Example

1. Consider a <Time Related Geometry> 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 resembling that in example 1.

FAQs

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Constraints

• <<Publishable Object>>

Composed of (two-way)

• one <Time Interval> instance (notes)

Component of (two-way) (inherited)

• zero or more <Environment Root> instances
• zero or more <Time Constraints Data> instances
• zero or one <Transmittal Root> instance

Inherited Field Elements

Field Elements

Notes

Composed of Notes

Time_Interval

 This represents the interval of time covered by the given
 <Season> instance.

Fields Notes

time_significance

 The time_significance field specifies the significance of
 the time information.

season

 The season field specifies a season of the year.