public CLIInvokerImpl(File root, String servletName) throws ServletException{
Map<String,Object> attributes=new HashMap<String, Object>();
Map<String, String> initParameters=new HashMap<String, String>();
initParameters.put("railo-server-directory", new File(root,"server").getAbsolutePath());
ServletContextImpl servletContext = new ServletContextImpl(root, attributes, initParameters, 1, 0);
servletConfig = new ServletConfigImpl(servletContext, servletName);
engine = CFMLEngineFactory.getInstance(servletConfig);
}