public String resolve()

in java/org/apache/catalina/valves/rewrite/ResolverImpl.java [58:142]
81 lines of code
40 McCabe index (conditional complexity)

    public String resolve(String key) {
        if (key.equals("HTTP_USER_AGENT")) {
            return request.getHeader("user-agent");
        } else if (key.equals("HTTP_REFERER")) {
            return request.getHeader("referer");
        } else if (key.equals("HTTP_COOKIE")) {
            return request.getHeader("cookie");
        } else if (key.equals("HTTP_FORWARDED")) {
            return request.getHeader("forwarded");
        } else if (key.equals("HTTP_HOST")) {
            // Don't look directly at the host header to handle:
            // - Host name in HTTP/1.1 request line
            // - HTTP/0.9 & HTTP/1.0 requests
            // - HTTP/2 :authority pseudo header
            return request.getServerName();
        } else if (key.equals("HTTP_PROXY_CONNECTION")) {
            return request.getHeader("proxy-connection");
        } else if (key.equals("HTTP_ACCEPT")) {
            return request.getHeader("accept");
        } else if (key.equals("REMOTE_ADDR")) {
            return request.getRemoteAddr();
        } else if (key.equals("REMOTE_HOST")) {
            return request.getRemoteHost();
        } else if (key.equals("REMOTE_PORT")) {
            return String.valueOf(request.getRemotePort());
        } else if (key.equals("REMOTE_USER")) {
            return request.getRemoteUser();
        } else if (key.equals("REMOTE_IDENT")) {
            return request.getRemoteUser();
        } else if (key.equals("REQUEST_METHOD")) {
            return request.getMethod();
        } else if (key.equals("SCRIPT_FILENAME")) {
            return request.getServletContext().getRealPath(request.getServletPath());
        } else if (key.equals("REQUEST_PATH")) {
            return request.getRequestPathMB().toString();
        } else if (key.equals("CONTEXT_PATH")) {
            return request.getContextPath();
        } else if (key.equals("SERVLET_PATH")) {
            return emptyStringIfNull(request.getServletPath());
        } else if (key.equals("PATH_INFO")) {
            return emptyStringIfNull(request.getPathInfo());
        } else if (key.equals("QUERY_STRING")) {
            return emptyStringIfNull(request.getQueryString());
        } else if (key.equals("AUTH_TYPE")) {
            return request.getAuthType();
        } else if (key.equals("DOCUMENT_ROOT")) {
            return request.getServletContext().getRealPath("/");
        } else if (key.equals("SERVER_NAME")) {
            return request.getLocalName();
        } else if (key.equals("SERVER_ADDR")) {
            return request.getLocalAddr();
        } else if (key.equals("SERVER_PORT")) {
            return String.valueOf(request.getLocalPort());
        } else if (key.equals("SERVER_PROTOCOL")) {
            return request.getProtocol();
        } else if (key.equals("SERVER_SOFTWARE")) {
            return "tomcat";
        } else if (key.equals("THE_REQUEST")) {
            return request.getMethod() + " " + request.getRequestURI()
            + " " + request.getProtocol();
        } else if (key.equals("REQUEST_URI")) {
            return request.getRequestURI();
        } else if (key.equals("REQUEST_FILENAME")) {
            return request.getPathTranslated();
        } else if (key.equals("HTTPS")) {
            return request.isSecure() ? "on" : "off";
        } else if (key.equals("TIME_YEAR")) {
            return String.valueOf(Calendar.getInstance().get(Calendar.YEAR));
        } else if (key.equals("TIME_MON")) {
            return String.valueOf(Calendar.getInstance().get(Calendar.MONTH));
        } else if (key.equals("TIME_DAY")) {
            return String.valueOf(Calendar.getInstance().get(Calendar.DAY_OF_MONTH));
        } else if (key.equals("TIME_HOUR")) {
            return String.valueOf(Calendar.getInstance().get(Calendar.HOUR_OF_DAY));
        } else if (key.equals("TIME_MIN")) {
            return String.valueOf(Calendar.getInstance().get(Calendar.MINUTE));
        } else if (key.equals("TIME_SEC")) {
            return String.valueOf(Calendar.getInstance().get(Calendar.SECOND));
        } else if (key.equals("TIME_WDAY")) {
            return String.valueOf(Calendar.getInstance().get(Calendar.DAY_OF_WEEK));
        } else if (key.equals("TIME")) {
            return FastHttpDateFormat.getCurrentDate();
        }
        return null;
    }