long elapsed = endTime - startTime;
        assertTrue("Expected at least 15ms sleep, got " + elapsed + "ms", elapsed >= 15);
        // Generous tolerance for CI environments like GitHub Actions
        assertTrue("Expected less than 200ms sleep, got " + elapsed + "ms", elapsed < 200);
    }

    public void test_waitForNext_withZeroInterval() {
        configHelper.setReloadInterval(0L);

# Fess: 엔터프라이즈 검색 서버
[![Java CI with Maven](https://github.com/codelibs/fess/actions/workflows/maven.yml/badge.svg)](https://github.com/codelibs/fess/actions/workflows/maven.yml)
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[![License](https://img.shields.io/badge/License-Apache%202.0-blue.svg)](https://github.com/gitbucket/gitbucket/blob/master/LICENSE)

   * listeners, see {@link Futures}. For a simplified but general listener interface, see {@link
   * Futures#addCallback addCallback()}.
   *
   * <p>Memory consistency effects: Actions in a thread prior to adding a listener <a
   * href="https://docs.oracle.com/javase/specs/jls/se7/html/jls-17.html#jls-17.4.5">
   * <i>happen-before</i></a> its execution begins, perhaps in another thread.
   *

# Fess: Servidor de Búsqueda Empresarial
[![Java CI with Maven](https://github.com/codelibs/fess/actions/workflows/maven.yml/badge.svg)](https://github.com/codelibs/fess/actions/workflows/maven.yml)
[![Maven Central](https://maven-badges.herokuapp.com/maven-central/org.codelibs.fess/fess/badge.svg)](https://maven-badges.herokuapp.com/maven-central/org.codelibs.fess/fess)

import jakarta.annotation.Resource;
import jakarta.servlet.ServletContext;

/**
 * Base action class for admin pages in Fess.
 * <p>
 * This abstract class provides common functionality for all admin actions,
 * including authentication, authorization, and HTML data setup.
 * </p>
 *
 */
public abstract class FessAdminAction extends FessBaseAction {

    /** Constant suffix for view names. */

import org.jspecify.annotations.NullMarked;

/**
 * Testing utilities relating to garbage collection finalization.
 *
 * <p>Use this class to test code triggered by finalization, that is, one of the following
 * actions taken by the java garbage collection system:
 *
 * <ul>
 *   <li>invoking the {@code finalize} methods of unreachable objects
 *   <li>clearing weak references to unreachable referents

import java.util.concurrent.Future;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.TimeoutException;

/**
 * A ScheduledExecutorService that executes all scheduled actions immediately in the calling thread.
 *
 * <p>See {@link TestingExecutors#sameThreadScheduledExecutor()} for a full list of constraints.
 *
 * @author John Sirois
 * @author Zach van Schouwen
 */
@GwtIncompatible

import java.util.concurrent.Future;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.TimeoutException;

/**
 * A ScheduledExecutorService that executes all scheduled actions immediately in the calling thread.
 *
 * <p>See {@link TestingExecutors#sameThreadScheduledExecutor()} for a full list of constraints.
 *
 * @author John Sirois
 * @author Zach van Schouwen
 */
@GwtIncompatible

    private static final Logger logger = LogManager.getLogger(FessActionAdjustmentProvider.class);

    // _/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/
    // you can adjust your actions by overriding
    // default methods defined at the interface
    // _/_/_/_/_/_/_/_/_/_/

    protected Map<String, List<Pair<String, String>>> responseHeaderMap = new HashMap<>();

      }
    };

    abstract void performAction(Random random, Iterable<? extends PrimitiveSink> sinks);

    private static final RandomHasherAction[] actions = values();

    static RandomHasherAction pickAtRandom(Random random) {
      return actions[random.nextInt(actions.length)];
    }
  }

  /**
   * Test that the hash function contains no funnels. A funnel is a situation where a set of input