AcceptedViolationsProvider acceptedApiChanges = (AcceptedViolationsProvider) params.get("acceptedApiChanges");
        if (acceptedApiChanges != null) {
            this.acceptedApiChanges = AcceptedApiChanges.fromAcceptedChangesMap(acceptedApiChanges.get()).keySet();
        } else {
            this.acceptedApiChanges = Collections.emptySet();
        }
    }

    @Override
    @SuppressWarnings("unchecked")

        AcceptedViolationsProvider acceptedApiChanges = ((AcceptedViolationsProvider) params.get("acceptedApiChanges"))
        this.acceptedApiChanges = acceptedApiChanges ? AcceptedApiChanges.fromAcceptedChangesMap(acceptedApiChanges.get()) : [:]

        // Tests will not supply these
        this.mainApiChangesJsonFile = params.get("mainApiChangesJsonFile") ? new File(params.get("mainApiChangesJsonFile") as String) : null