}

    @Override
    public void processChallenge(final Header header) throws MalformedChallengeException {
        // no-op
    }

    @Override
    public String getSchemeName() {
        return "form";
    }

    @Override
    public String getParameter(final String name) {
        return parameterMap.get(name);
    }

    @Override
    public String getRealm() {

                if (authScope.getHost() != null && authScheme != null) {
                    final HttpHost targetHost = new HttpHost(authScope.getSchemeName(), authScope.getHost(), authScope.getPort());
                    authCache.put(targetHost, authScheme);
                }
            }
        }

        httpClientContext.setAuthCache(authCache);