Examples with HttpQueryParams com.netflix.zuul.message.http.HttpQueryParams used on opensource projects

Example 6 with HttpQueryParams

use of com.netflix.zuul.message.http.HttpQueryParams in project zuul by Netflix.

the class ProxyEndpoint method massageRequestURI.

private static HttpRequestMessage massageRequestURI(HttpRequestMessage request) {
    final SessionContext context = request.getContext();
    String modifiedPath;
    HttpQueryParams modifiedQueryParams = null;
    String uri = null;
    if (context.get("requestURI") != null) {
        uri = (String) context.get("requestURI");
    }
    // If another filter has specified an overrideURI, then use that instead of requested URI.
    final Object override = context.get("overrideURI");
    if (override != null) {
        uri = override.toString();
    }
    if (null != uri) {
        int index = uri.indexOf('?');
        if (index != -1) {
            // Strip the query string off of the URI.
            String paramString = uri.substring(index + 1);
            modifiedPath = uri.substring(0, index);
            try {
                paramString = URLDecoder.decode(paramString, "UTF-8");
                modifiedQueryParams = new HttpQueryParams();
                StringTokenizer stk = new StringTokenizer(paramString, "&");
                while (stk.hasMoreTokens()) {
                    String token = stk.nextToken();
                    int idx = token.indexOf("=");
                    if (idx != -1) {
                        String key = token.substring(0, idx);
                        String val = token.substring(idx + 1);
                        modifiedQueryParams.add(key, val);
                    }
                }
            } catch (UnsupportedEncodingException e) {
                LOG.error("Error decoding url query param - " + paramString, e);
            }
        } else {
            modifiedPath = uri;
        }
        request.setPath(modifiedPath);
        if (null != modifiedQueryParams) {
            request.setQueryParams(modifiedQueryParams);
        }
    }
    return request;
}