code: static public IParserInput getInstance(final File file) throws IOException
      {
          final List<String> args = new ArrayList<>();
          try (BufferedReader reader = new BufferedReader(new FileReader(file)))
          {
              String aConfigLine = null;
              while ((aConfigLine = reader.readLine()) != null)
                  if (aConfigLine.length() > 0 && aConfigLine.charAt(0) != '#')
                      args.add(aConfigLine);
          }
  
          final NamespaceParser parser = new NamespaceParser();
          parser.args = args.toArray(new String[args.size()]);
          return parser;
      }
docs: <p>
  getInstance.
  </p>
  
  @param file a {@link java.io.File} object.
  @return a {@link com.obdobion.argument.input.IParserInput} object.
  @throws java.io.IOException if any.