final Map<String, String> parameterMap = ParameterUtil.parse(getParameters());
            final String workstation = parameterMap.get("workstation");
            final String domain = parameterMap.get("domain");
            return new NTCredentials(getUsername(), getPassword(), workstation == null ? StringUtil.EMPTY : workstation,
                    domain == null ? StringUtil.EMPTY : domain);
        }

            final String workstation = paramMap.get(CRAWLER_WEB_AUTH + "." + webAuthName + ".workstation");
            final String domain = paramMap.get(CRAWLER_WEB_AUTH + "." + webAuthName + ".domain");
            credentials = new NTCredentials(username, password == null ? StringUtil.EMPTY : password,
                    workstation == null ? StringUtil.EMPTY : workstation, domain == null ? StringUtil.EMPTY : domain);