ViolationCheckContext context = new ViolationCheckContext() {
        Map userData = [seenApiChanges: [] as Set]

        String getClassName() { return null }

        Map<String, ?> getUserData() { return userData }

        Object getUserData(String key) {
            return userData[key]
        }

        void putUserData(String key, Object value) {
            userData[key] = value
        }
    }

        Set<AccessorKey> seenUpgradedAccessorsChanges = (Set<AccessorKey>) context.getUserData().get(SEEN_OLD_REMOVED_ACCESSORS_OF_UPGRADED_PROPERTIES);
        Map<AccessorKey, ReplacedAccessor> oldAccessorsOfUpgradedProperties = (Map<AccessorKey, ReplacedAccessor>) context.getUserData().get(OLD_REMOVED_ACCESSORS_OF_UPGRADED_PROPERTIES);

        // Find accessors that were not removed but should be

        Map<AccessorKey, UpgradedProperty> currentAccessors = context.getUserData(CURRENT_ACCESSORS_OF_UPGRADED_PROPERTIES);
        Map<AccessorKey, ReplacedAccessor> oldRemovedAccessors = context.getUserData(OLD_REMOVED_ACCESSORS_OF_UPGRADED_PROPERTIES);

        if (violation.getHumanExplanation().startsWith(SINCE_ERROR_MESSAGE)) {

            @Override
            Map<String, ?> getUserData() {
                [
                    currentVersion: '11.38',
                    (BinaryCompatibilityRepositorySetupRule.REPOSITORY_CONTEXT_KEY): repository
                ]
            }

            @Override
            <T> T getUserData(String key) {
                getUserData()[key]
            }

            @Override

            new Gson().toJson(acceptanceJson, AcceptedApiChange, writer)
        }
        return stringWriter.toString()
    }

    String getCurrentVersion() {
        return context.getUserData().get("currentVersion")
    }

    private String relativePathToMainApiChanges() {
        if (null != mainApiChangesJsonFile && null != projectRootDir) {