private static void validateParts(final List<String> parts) {
        if (parts != null) {
            for (final String part : parts) {
                validatePart(part);
            }
        }
    }
Create a {@link PropertyPath} from a path string, e.g ["stroom", "node", "name"]
stroom-util-shared/src/main/java/stroom/util/shared/PropertyPath.java