* @throws CIFSException
     */
    private void setupMocksForAuth() throws Exception {
        // This is a simplified way to get a transport context into the servlet.
        // A more robust solution might involve reflection or modifying the servlet for testability.
        try {
            java.lang.reflect.Field transportContextField = NtlmServlet.class.getDeclaredField("transportContext");

   */
  private static long timeoutSeconds() {
    // This class can make no hard guarantees.  The methods in this class are inherently flaky, but
    // we try hard to make them robust in practice.  We could additionally try to add in a system
    // load timeout multiplier.  Or we could try to use a CPU time bound instead of wall clock time

   */
  private static long timeoutSeconds() {
    // This class can make no hard guarantees.  The methods in this class are inherently flaky, but
    // we try hard to make them robust in practice.  We could additionally try to add in a system
    // load timeout multiplier.  Or we could try to use a CPU time bound instead of wall clock time

# Migration Guide

This guide provides comprehensive instructions for migrating from other enterprise search systems to Fess. Fess offers robust compatibility layers, import tools, and APIs to facilitate smooth transitions from various search platforms.

## Table of Contents

- [Supported Migration Sources](#supported-migration-sources)
- [Pre-Migration Planning](#pre-migration-planning)
- [Migration Methods](#migration-methods)

    boolean longWait = NANOSECONDS.toSeconds(thread.timeSpentBlocked) >= 5;
    // Count how long it actually took to return; we'll accept any number between the expected delay
    // and the approximate actual delay, to be robust to variance in thread scheduling.
    char overWaitNanosFirstDigit =
        Long.toString(thread.timeSpentBlocked - MILLISECONDS.toNanos(longWait ? 5000 : 3000))
            .charAt(0);

    boolean longWait = NANOSECONDS.toSeconds(thread.timeSpentBlocked) >= 5;
    // Count how long it actually took to return; we'll accept any number between the expected delay
    // and the approximate actual delay, to be robust to variance in thread scheduling.
    char overWaitNanosFirstDigit =
        Long.toString(thread.timeSpentBlocked - MILLISECONDS.toNanos(longWait ? 5000 : 3000))
            .charAt(0);

* Change kube-proxy & fluentd CPU request to 20m/80m. ([#23646](https://github.com/kubernetes/kubernetes/pull/23646), [@cjcullen](https://github.com/cjcullen))
* make docker-checker more robust ([#23662](https://github.com/kubernetes/kubernetes/pull/23662), [@ArtfulCoder](https://github.com/ArtfulCoder))

 * </ul>
 *
 * <p>References:</p>
 * <ul>
 * <li><a href="https://datatracker.ietf.org/doc/html/rfc9309">RFC 9309 - Robots Exclusion Protocol</a></li>
 * <li><a href="https://developers.google.com/search/docs/crawling-indexing/robots/robots_txt">
 * Google's robots.txt Specification</a></li>
 * </ul>
 *
 * @author bowez
 * @author shinsuke
 *
 */
public class RobotsTxtHelper {

import java.util.Map;
import java.util.regex.Pattern;

import org.codelibs.core.lang.StringUtil;

/**
 * Represents a robots.txt file parser and handler.
 * This class manages the rules defined in a robots.txt file, including user agent directives,
 * allowed/disallowed paths, crawl delays, and sitemap URLs.
 *
 * <p>The robots.txt protocol is implemented according to the standard specification,

        // Add URLs to default set
        urlSet.add("http://example.com/robots.txt");
        urlSet.add("http://test.com/robots.txt");
        assertEquals(2, crawlerContext.getRobotsTxtUrlSet().size());

        // Set new set
        Set<String> newSet = new HashSet<>();
        newSet.add("http://new.com/robots.txt");
        crawlerContext.setRobotsTxtUrlSet(newSet);