ntlmServlet.service(request, response);

            // Verify that user information is stored in the session
            verify(session).setAttribute("NtlmHttpAuth", ntlmAuth);
            verify(session).setAttribute("ntlmuser", "user");
            verify(session).setAttribute("ntlmdomain", "TEST_DOMAIN");

            // Verify that the chain continues

        @SuppressWarnings("unchecked")
        Map<String, String[]> resultDocIdsCache = (Map<String, String[]>) session.getAttribute(Constants.RESULT_DOC_ID_CACHE);
        if (resultDocIdsCache == null) {
            resultDocIdsCache = new LruHashMap<>(resultDocIdsCacheSize);
            session.setAttribute(Constants.RESULT_DOC_ID_CACHE, resultDocIdsCache);
        }
        return resultDocIdsCache;
    }

    /**

        final SearchRequestParams params = rewrite(searchRequestParams);

        LaRequestUtil.getOptionalRequest().ifPresent(request -> {
            request.setAttribute(Constants.REQUEST_LANGUAGES, params.getLanguages());
            request.setAttribute(Constants.REQUEST_QUERIES, params.getQuery());
        });

        String query = ComponentUtil.getQueryStringBuilder().params(params).sortField(params.getSort()).build();

                formBuf.append(StringEscapeUtils.escapeHtml4(entry.getKey()));
                formBuf.append("\"/>");
            }
            request.setAttribute(queryKey, queryBuf.toString());
            request.setAttribute(formKey, formBuf.toString());
        }
    }

    /**
     * Redirects the user to the login page after storing current search parameters

                byte[] challenge;

                if (loadBalance) {
                    NtlmChallenge chal = (NtlmChallenge) ssn.getAttribute("NtlmHttpChal");
                    if (chal == null) {
                        chal = SmbSession.getChallengeForDomain();
                        ssn.setAttribute("NtlmHttpChal", chal);
                    }
                    dc = chal.dc;
                    challenge = chal.challenge;

            //this should mostly be true :)
            //if it isn't true then the syntax highlighting won't spoil the view too much anyway
            newElement.setAttribute("language", "java");
            nodes.push(newElement);
            return true;
        }

        @Override
        public void onText(String text) {
            nodes.appendChild(text);
        }

                if (this.loadBalance) {
                    NtlmChallenge chal = (NtlmChallenge) ssn.getAttribute("NtlmHttpChal");
                    if (chal == null) {
                        chal = getChallengeForDomain(this.defaultDomain);
                        ssn.setAttribute("NtlmHttpChal", chal);
                    }
                    dc = chal.dc;
                    challenge = chal.challenge;

            LaRequestUtil.getOptionalRequest().ifPresent(request -> {
                final HttpSession session = request.getSession(false);
                if (session != null && form.num != null) {
                    session.setAttribute(Constants.RESULTS_PER_PAGE, form.num);
                }
            });
        }
        return doSearch(form);
    }

    /**
     * The previous page.
     * @param form The search form.

            factory.setAttribute(XMLConstants.ACCESS_EXTERNAL_DTD, StringUtil.EMPTY);
            factory.setAttribute(XMLConstants.ACCESS_EXTERNAL_SCHEMA, StringUtil.EMPTY);

            for (final Map.Entry<String, Object> entry : attributeMap.entrySet()) {
                factory.setAttribute(entry.getKey(), entry.getValue());
            }

                            }
                        }
                    }
                }
                query = buf.toString();
                request.setAttribute(key, query);
            }
            return query;
        }).orElse(null);
    }

    /**
     * Creates HTML hidden form fields from request parameters that start with the specified prefix.
     *