private void copyRequestHeaders()

in genie-web/src/main/java/com/netflix/genie/web/services/impl/RequestForwardingServiceImpl.java [104:133]

28 lines of code
8 McCabe index (conditional complexity)


    private void copyRequestHeaders(final HttpServletRequest request, final ClientHttpRequest forwardRequest) {
        // Copy all the headers (necessary for ACCEPT and security headers especially). Do not copy the cookie header.
        final HttpHeaders headers = forwardRequest.getHeaders();
        final Enumeration<String> headerNames = request.getHeaderNames();
        if (headerNames != null) {
            while (headerNames.hasMoreElements()) {
                final String headerName = headerNames.nextElement();
                if (!NAME_HEADER_COOKIE.equals(headerName)) {
                    final String headerValue = request.getHeader(headerName);
                    log.debug("Request Header: name = {} value = {}", headerName, headerValue);
                    headers.add(headerName, headerValue);
                }
            }
        }
        // Lets add the cookie as an header
        final Cookie[] cookies = request.getCookies();
        if (cookies != null && cookies.length > 0) {
            final StringBuilder builder = new StringBuilder();
            for (final Cookie cookie : cookies) {
                if (builder.length() != 0) {
                    builder.append(",");
                }
                builder.append(cookie.getName()).append("=").append(cookie.getValue());
            }
            final String cookieValue = builder.toString();
            headers.add(NAME_HEADER_COOKIE, cookieValue);
            log.debug("Request Header: name = {} value = {}", NAME_HEADER_COOKIE, cookieValue);
        }
        forwardRequest.getHeaders().add(JobConstants.GENIE_FORWARDED_FROM_HEADER, this.hostname);
    }