private void process() throws Exception {
    String argInputFile = argValues.getFirstResult(ARG_WEB_XML_FILE);

    ByteArrayOutputStream output = new ByteArrayOutputStream();
    InputStream input = new FileInputStream(argInputFile);

    processWebXml(input, output);
    input.close();

    System.out.println(output);
  }
The main entry point for processing

@throws Exception if any errors occur.
extensions/geode-modules-session/src/main/java/org/apache/geode/modules/session/installer/Installer.java