public void init(ServletConfig config) throws ServletException {
    super.init(config);
    ctx = config.getServletContext();
    // set the response content type
    if (ctx.getInitParameter("responseContentType") != null) {
      responseContentType = ctx.getInitParameter("responseContentType");
    }
    // allow for resources dir over-ride at the xhp level otherwise allow
    // for the jmaki level resources
    if (ctx.getInitParameter("jmaki-xhp-resources") != null) {
      resourcesDir = ctx.getInitParameter("jmaki-xhp-resources");
    } else if (ctx.getInitParameter("jmaki-resources") != null) {
      resourcesDir = ctx.getInitParameter("jmaki-resources");
    }
    // allow for resources dir over-ride
    if (ctx.getInitParameter("jmaki-classpath-resources") != null) {
      classpathResourcesDir = ctx.getInitParameter("jmaki-classpath-resources");
    }

    String requireSessionString = ctx.getInitParameter("requireSession");
    if (requireSessionString != null) {
      if ("false".equals(requireSessionString)) {
        requireSession = false;
        getLogger().severe("XmlHttpProxyServlet: intialization. Session requirement disabled.");
      } else if ("true".equals(requireSessionString)) {
        requireSession = true;
        getLogger().severe("XmlHttpProxyServlet: intialization. Session requirement enabled.");
      }
    }
    String xdomainString = ctx.getInitParameter("allowXDomain");
    if (xdomainString != null) {
      if ("true".equals(xdomainString)) {
        allowXDomain = true;
        getLogger().severe("XmlHttpProxyServlet: intialization. xDomain access is enabled.");
      } else if ("false".equals(xdomainString)) {
        allowXDomain = false;
        getLogger().severe("XmlHttpProxyServlet: intialization. xDomain access is disabled.");
      }
    }
    // if there is a proxyHost and proxyPort specified create an HttpClient with the proxy
    String proxyHost = ctx.getInitParameter("proxyHost");
    String proxyPortString = ctx.getInitParameter("proxyPort");
    if (proxyHost != null && proxyPortString != null) {
      int proxyPort = 8080;
      try {
        proxyPort = new Integer(proxyPortString).intValue();
        xhp = new XmlHttpProxy(proxyHost, proxyPort);
      } catch (NumberFormatException nfe) {
        getLogger()
            .severe("XmlHttpProxyServlet: intialization error. The proxyPort must be a number");
        throw new ServletException(
            "XmlHttpProxyServlet: intialization error. The proxyPort must be a number");
      }
    } else {
      xhp = new XmlHttpProxy();
    }
  }