code: public static InputStream getResourceAsStream(String resourceName) throws URISyntaxException,
              ClassNotFoundException {
          return ResourceUtil.class.getClassLoader().getResourceAsStream(resourceName);
      }
docs: This method will find resources as a stream, resources and test/resources are found on class loader paths e.g.
  file1.csv
  @param resourceName resource name
  @return <code>File</code> resource file