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IAnticorruption – A Domain-Driven Design Approach To More Robust Integration

by Sam Peng and Ying Hu

Custom House's new currency exchange system is integrated with a legacy system. After a few years of growth, the two systems were so intricately tangled that even small changes made in the integration layer would have unpredictable side effects. Refactoring on the integration layer was risky and time consuming. The situation called for a revolutionary redesign.

Identity Crisis

by Vladimir Gitlevich

We tend to think of the identity of objects as a simple, even technical thing, but the identity of domain entities are an important part of a model, and in a complex domain they can be subtle concepts in their own right.

So We Thought We Knew Money

by Ying Hu and Sam Peng

Results of making key value objects explicit.

At Custom House, a team developing on-line currency exchange products modeled a handful of key value objects at the heart of their domain. Read how they discovered them, how they retrofitted a large existing code-base, and the effects on the system as it has evolved over time. Or watch Ying's presentation on OOPSLA 2007.

Architectural Improvement by use of Strategic Level Domain-Driven Design

Part 1 of a two-part report by Einar Landre, Harald Wesenberg and Harald Ronneberg

An architecture team applies Strategic Design in innovative ways, guiding purchase decisions and enterprise architecture using context mapping and distillation of the core domain. This paper has been accepted for OOPSLA 2006 in Portland, Oregon.

 

Using Domain-Driven Design to Evaluate Commercial Off-The-Shelf software

Part 2 of a two-part report by Einar Landre, Harald Wesenberg and Harald Ronneberg