// Test default empty when no env var is set
        String originalAppType = System.getenv("FESS_APP_TYPE");

        // Since we can't modify environment variables directly,
        // we test the current behavior
        String appType = ResourceUtil.getAppType();
        assertNotNull(appType);
        // appType should be either empty string or the actual env value

                builder.startObject();
                builder.field("string", "test");
                builder.endObject();
                return builder;
            }
        };

        try {
            String result = SearchEngineUtil.getXContentString(xContent, XContentType.JSON);
            assertNotNull(result);
            assertTrue(result.contains("string"));
            assertTrue(result.contains("test"));

    protected static final String SPNEGO_INITIALIZED = "spnego.initialized";

    /** Configuration key for directories to exclude from SPNEGO authentication. */
    protected static final String SPNEGO_EXCLUDE_DIRS = "spnego.exclude.dirs";

    /** Configuration key for enabling delegation in SPNEGO authentication. */
    protected static final String SPNEGO_ALLOW_DELEGATION = "spnego.allow.delegation";

pkg os, const ModeType = 2399666176
pkg os, const ModeType FileMode
pkg os, func Chmod(string, FileMode) error
pkg os, func Lstat(string) (FileInfo, error)
pkg os, func Mkdir(string, FileMode) error
pkg os, func MkdirAll(string, FileMode) error
pkg os, func OpenFile(string, int, FileMode) (*File, error)
pkg os, func SameFile(FileInfo, FileInfo) bool
pkg os, func Stat(string) (FileInfo, error)
pkg os, method (*File) Chmod(FileMode) error

     */
    @Execute
    public HtmlResponse login(final LoginForm form) {
        validate(form, messages -> {}, () -> asIndexPage(form));
        verifyToken(() -> asIndexPage(form));
        final String username = form.username;
        final String password = form.password;
        form.clearSecurityInfo();
        try {

        }
        // TODO Long, Integer, String supported only.

        // setup condition
        cb.query().addOrderBy_Name_Asc();
        cb.query().addOrderBy_CreatedTime_Asc();

        // search

    }

    /**
     * Get the permissions.
     * @param request The request.
     * @return The permissions.
     */
    public OptionalEntity<Set<String>> getPermissions(final HttpServletRequest request) {

                server.oemDomainName = new String();
            }
        } else {
            server.guid = new byte[16];
            System.arraycopy(buffer, bufferIndex, server.guid, 0, 16);
            server.oemDomainName = new String();
            // ignore SPNEGO token for now ...
        }

        return bufferIndex - start;
    }

    @Override
    public String toString() {

     */
    public SearchBody() {
        super();
    }

    /** Name of the file crawling configuration */
    public String name;

    /** File paths to crawl */
    public String paths;

    /** Description of the file crawling configuration */
    public String description;

@NullUnmarked
public class ImmutableSortedMapSubMapMapInterfaceTest
    extends AbstractImmutableSortedMapMapInterfaceTest<String, Integer> {
  @Override
  protected SortedMap<String, Integer> makePopulatedMap() {
    return ImmutableSortedMap.of("a", 1, "b", 2, "c", 3, "d", 4, "e", 5).subMap("b", "d");
  }

  @Override
  protected String getKeyNotInPopulatedMap() {
    return "a";
  }

  @Override

@NullUnmarked
public class ImmutableSortedMapTailMapMapInterfaceTest
    extends AbstractImmutableSortedMapMapInterfaceTest<String, Integer> {
  @Override
  protected SortedMap<String, Integer> makePopulatedMap() {
    return ImmutableSortedMap.of("a", 1, "b", 2, "c", 3, "d", 4, "e", 5).tailMap("b");
  }

  @Override
  protected String getKeyNotInPopulatedMap() {
    return "a";
  }

  @Override