Decision Action - modelint/shlaer-mellor-metamodel GitHub Wiki

A decision action consists of a boolean expression evaluation that enables one set of actions on a True Result and another on a False Result. Either or both sets may be empty, though, if both are empty, there is no utility in the Decision Action.

Identifiers

1. Action + Activity + Domain

Attributes

Predicate

The subject matter involved in assembling a predicate is outside the scope of the metamodel domain. For descriptive purposes, we can store a textual representation of that predicate here.

There are a variety of syntaxes that could be used to express a predicate which would could be configured in whatever domain assembles the predicate. Consequently, the type should be relatively unconstrained.

Type: Predicate String, based on String