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SOA Modeling Patterns for Service-Oriented Discovery and Analysis by Michael Bell

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Chapter 11. SERVICE SOURCE CATEGORIZATION PATTERNS

The service-oriented categorization process calls for identifying a service's origin and exploring its roots to better comprehend its characteristics, contribution to a solution, functionality scope, and offered capabilities. Moreover, by divulging the service current life cycle state, the practitioner will be able to assess its readiness to participate in a remedy to an organizational concern. Tracing this metamorphosis stage is essential to the service-oriented analysis activity because it allows both the thorough planning of a timely solution and the employment of diversified services in different stages of their development and operational life cycle.

What are the various sources that services can be identified with? Exhibit 11.1 illustrates the service source model, which consists of five service origins, patterns for categorization and discovery that can be repeated during project iterations:

  1. Concept (184). A service concept is a formalized idea that proposes a preliminary solution to an organizational concern. It is typically discovered during the inception phase of a project.

  2. Abstraction (185). An abstraction represents a generalized solution to various problems. Services emanate from technological, architectural, and business abstractions.

  3. Legacy (188). Legacy entities are application and services that have been road-tested and certified to operate in a production environment.

  4. Portfolio (189). A portfolio is a catalog of services ...

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