static Map<String, String> extractArgsFromLines(List<String[]> argLines, Map<String, String> argsFromBuildConfig) {
        Map<String, String> result = new HashMap<>();
        for (String[] argLine : argLines) {
            if (argLine.length > 1) {
                updateMapWithArgValue(result, argsFromBuildConfig, argLine[1]);
            }
        }
        return result;
    }
Helper method for extractArgs(exposed for test)

@param argLines list of string arrays containing lines with words
@return map of parsed arguments
src/main/java/io/fabric8/maven/docker/util/DockerFileUtil.java