opendap/dtswar/src/main/java/opendap/dts/DTSServlet.java
protected void printCatalog(ReqState rs, PrintWriter os)
            throws IOException
    {
        os.println("Catalog not available for this server");
        os.println("Server version = " + getServerVersion());
    }
protected void printCatalog(ReqState rs, PrintWriter os)
            throws IOException
    {
        os.println("Catalog not available for this server");
        os.println("Server version = " + getServerVersion());
    }
to be overridden by servers that implement catalogs