@Override
    public int hashCode() {
        return Objects.hash(importMode,
                enableFilters,
                enableFiltersFromTime,
                useImportNames,
                useImportFolders,
                rootDocRef);
    }
toString to aid debugging import
@return Meaningful string describing the object.
stroom-core-shared/src/main/java/stroom/importexport/shared/ImportSettings.java