The SEDRIS Data Representation Model
APPENDIX A - Classes
Expression

Abstract Class Name: Expression

Superclass - <SEDRIS Abstract Base>

Subclasses

Definition

An abstract base class used to express values that are used by <Control Links> and their related classes. <Expressions> represent places within a transmittal where consuming systems shall perform an evaluation in order to get the exact value of the field of an object.

Primary Page in DRM Diagram:

Secondary Pages in DRM Diagram:

Example

See individual subclasses for examples.

Constraints

Component of (two-way)

Inherited Field Elements

This class has no inherited field elements.
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Last updated: October 1, 2002 Copyright © 2002 SEDRIS™