final int windowSize = fessConfig.getRankFusionWindowSizeAsInteger();
        if (maxPageSize * 2 < windowSize) {
            logger.warn("rank.fusion.window_size is lower than paging.search.page.max.size. "
                    + "The window size should be 2x more than the page size. ({} * 2 <= {})", maxPageSize, windowSize);
            this.windowSize = 2 * maxPageSize;
        } else {

    String INDEXER_LANGUAGE_DETECT_LENGTH = "indexer.language.detect.length";

    /** The key of the configuration. e.g. 10000 */
    String INDEXER_MAX_RESULT_WINDOW_SIZE = "indexer.max.result.window.size";

    /** The key of the configuration. e.g. 50000 */
    String INDEXER_MAX_SEARCH_DOC_SIZE = "indexer.max.search.doc.size";

    /** The key of the configuration. e.g. default */

    public static final String LTR_MODEL_NAME_PROPERTY = "ltr.model.name";

    public static final String LTR_WINDOW_SIZE_PROPERTY = "ltr.window.size";

    public static final String SSO_TYPE_PROPERTY = "sso.type";

    public static final String REQUEST_QUERIES = "fess.Queries";

    }

    default void setLtrWindowSize(final int value) {
        setSystemPropertyAsInt(Constants.LTR_WINDOW_SIZE_PROPERTY, value);
    }

    default int getLtrWindowSize() {
        return getSystemPropertyAsInt(Constants.LTR_WINDOW_SIZE_PROPERTY, 100);
    }

    default String[] getAzureAdPermissionFields() {

     */
    public static final String OS_FAMILY;

    /**
     * Boolean indicating if the running OS is a Windows system.
     */
    public static final boolean IS_WINDOWS;

    /**
     * OS family that can be tested for. {@value}
     */
    private static final String FAMILY_WINDOWS = "windows";

    /**
     * OS family that can be tested for. {@value}
     */

        getMockRequest().addHeader("user-agent", "Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.0; Trident/5.0)");
        assertEquals(UserAgentType.IE, userAgentHelper.getUserAgentType());
    }

    public void test_getUserAgentType_IE10() {
        getMockRequest().addHeader("user-agent", "Mozilla/5.0 (compatible; MSIE 10.0; Windows NT 6.2; Trident/6.0)");
        assertEquals(UserAgentType.IE, userAgentHelper.getUserAgentType());

         */
        KILL_ALL_GRADLE_PROCESSES
    }

    private static final Pattern UNIX_PID_PATTERN = Pattern.compile("([0-9]+)");
    private static final Pattern WINDOWS_PID_PATTERN = Pattern.compile("([0-9]+)\\s*$");
    private static final String MY_PID = String.valueOf(ProcessHandle.current().pid());
    private static final String JAVA_EXECUTABLE_PATTERN_STR = "java(?:\\.exe)?";

    assertThat(Files.getLastModifiedTime(temp).toMillis()).isNotEqualTo(0);
  }

  public void testCreateParentDirectories_root() throws IOException {
    // We use a fake filesystem to sidestep flaky problems with Windows (b/136041958).
    try (FileSystem fs = Jimfs.newFileSystem(Configuration.unix())) {
      Path root = fs.getRootDirectories().iterator().next();
      assertNull(root.getParent());

            // path was already absolute, just normalize file separator and we're done
            s = file.getPath();
        } else if (file.getPath().startsWith(File.separator)) {
            // drive-relative Windows path, don't align with project directory but with drive root
            s = file.getAbsolutePath();
        } else {
            // an ordinary relative path, align with project directory

            final String fileName = new File(filePath).getName();
            int colonIndex = fileName.indexOf(':');
            if (colonIndex == -1) {
                colonIndex = fileName.indexOf("\\\\"); // Windows SMB
            }
            final int backslashIndex = fileName.lastIndexOf('\\');
            if (colonIndex > -1 && backslashIndex > -1) {
                return fileName.substring(backslashIndex + 1);
            }