{"id":"mediator-vs-facade-directionality","text":"Facade is unidirectional (client simplifies access to subsystem) while Mediator is multidirectional (colleagues communicate cooperatively through the mediator); Facade simplifies an interface while Mediator enables cooperative behavior between peers.","truth_value":"IN","source":"entries/2026/06/17/gof-oo-chunk-18.md","source_url":"","source_hash":"","justifications":[],"dependents":["facade-mediator-centralization-spectrum"],"metadata":{"last_premise_reviewed":"2026-06-17T18:19:22","premise_review_result":"pass"},"created_at":"2026-06-17T21:30:28+00:00","updated_at":"2026-06-17T21:30:28+00:00","reviewed_at":"","verified_at":"","retracted_at":"","explanation":{"steps":[{"node":"mediator-vs-facade-directionality","truth_value":"IN","reason":"premise"}]}}