Hexagonal Architecture

Normal Behavior

Isolates core business logic from external concerns using ports and adapters.

Failure Behavior

Developers create abstract interfaces for every single database query, resulting in 15 layers of boilerplate.

Business Consequence

Hexagonal Architecture enforces strict decoupling of core business logic from external dependencies. A 'failure' here is architectural degradation: when engineers bypass the ports and hardcode infrastructure logic directly into the core domain. This technical debt makes the system impossible to test in isolation, couples the business logic to specific vendor technologies, and severely bottlenecks future migrations, leading to stalled product development and massive refactoring costs.

Visual Manifestation

"Pull requests full of spaghetti code where SQL queries and HTTP client calls are interleaved directly with core business entity validation logic; test suites that take 45 minutes to run because they require a live database."

Satirical Behavior

"An architectural philosophy that forces developers to write eight different interface classes just to save a user's name to a database, all in the name of a hypothetical database migration that will never happen."

Known Aliases

Technical Terminology

Failure Indicators