{"id":"visitor-unconstrained-extension-encapsulation-bounded","text":"Visitor's maximally unconstrained operation extension — requiring neither common parent class nor specific structural substrate — achieves full applicability only while element classes expose sufficient internal state through their public interfaces to support meaningful visitor operations.","truth_value":"OUT","source":"","source_url":"","source_hash":"","justifications":[{"type":"SL","antecedents":["gof-visitor-no-common-parent-required","visitor-traverses-any-object-structure"],"outlist":["gof-visitor-breaks-encapsulation"],"label":"Visitor's structural universality is operationally bounded by its demand that elements expose internal state"}],"dependents":[],"metadata":{"source_type":"derived"},"created_at":"2026-06-18T03:58:42+00:00","updated_at":"2026-06-18T03:58:42+00:00","reviewed_at":"","verified_at":"","retracted_at":"","explanation":{"steps":[{"node":"visitor-unconstrained-extension-encapsulation-bounded","truth_value":"OUT","reason":"SL justification invalid","failed_antecedents":[],"label":"Visitor's structural universality is operationally bounded by its demand that elements expose internal state","violated_outlist":["gof-visitor-breaks-encapsulation"]}]}}