EAI Patterns with Actor Model: Claim Check

When you need to break up a composite message into smaller parts, but provide access to any of the parts on demand, use a Claim Check.

Consider the Claim Check a unique identifier used to store and access a checked item. You pass as part of a processing message the identity of the specific checked item; its Claim Check. Each step in the process can use the Claim Check to retrieve all or part of the composite message content as needed.

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The full text is now available as part of my book Reactive Enterprise with Actor Model on Safari Books Online.

Vaughn Vernon

Vaughn Vernon

Vaughn Vernon is a Software Ecologist, Architect, Modeler. Vaughn is a leading expert in Domain-Driven Design, and a champion of simplicity and reactive systems. He consults and teaches around Domain-Driven Design and reactive software development, helping teams and organizations realize the potential of business-driven and reactive systems as they transition from technology-driven legacy web implementation approaches. As he does so, he puts strong emphasis on embracing simplicity whenever possible. Vaughn is the author of four books: Implementing Domain-Driven Design, Domain-Driven Design Distilled, Strategic Monoliths and Microservices, and Reactive Messaging Patterns with the Actor Model, all published by Addison-Wesley.

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