final ResultData resultData = new ResultData();
            resultData.setData(new byte[0]);
            resultData.setEncoding(Constants.UTF_8);
            resultData.setTransformerName(Constants.NO_TRANSFORMER);
            processResult(urlQueue, responseData, resultData);
        } else if (isSuccessful(responseData)) {
            if (transformer == null) {

import java.util.Queue;

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.codelibs.core.lang.StringUtil;
import org.codelibs.core.lang.SystemUtil;
import org.codelibs.fess.crawler.Constants;
import org.codelibs.fess.crawler.entity.AccessResult;
import org.codelibs.fess.crawler.entity.AccessResultImpl;
import org.codelibs.fess.crawler.entity.UrlQueue;
import org.codelibs.fess.crawler.entity.UrlQueueImpl;

      Class<T> interfaceType, Function<? super T, ? extends T> wrapperFunction) {
    FreshValueGenerator generator = new FreshValueGenerator();
    T instance = generator.newFreshProxy(interfaceType);
    new EqualsTester()
        .addEqualityGroup(wrapperFunction.apply(instance), wrapperFunction.apply(instance))
        .addEqualityGroup(wrapperFunction.apply(generator.newFreshProxy(interfaceType)))

    public static String formatDate(final Date date) {
        if (date == null) {
            return StringUtil.EMPTY;
        }
        final SimpleDateFormat sdf = new SimpleDateFormat(Constants.ISO_DATETIME_FORMAT);
        sdf.setTimeZone(Constants.TIMEZONE_UTC);
        return sdf.format(date);
    }

    /**
     * Formats a LocalDateTime object to ISO datetime string format.
     *

   */
  public static Function<Object, String> toStringFunction() {
    return ToStringFunction.INSTANCE;
  }

  // enum singleton pattern
  private enum ToStringFunction implements Function<Object, String> {
    INSTANCE;

    @Override
    public String apply(Object o) {
      checkNotNull(o); // eager for GWT.
      return o.toString();
    }

    @Override

                .withRootDirectory(invokerRequest.rootDirectory().orElse(null))
                .build();
    }

    public Logger logger;

    // this one "evolves" as process progresses (instance is immutable but instances are replaced)
    public ProtoSession protoSession;
    // here we track which user properties we pushed to Java System Properties (internal only)
    public Set<String> pushedUserProperties;

 */

package com.google.common.html;

import com.google.common.annotations.GwtCompatible;
import com.google.common.escape.Escaper;
import com.google.common.escape.Escapers;

/**
 * {@code Escaper} instances suitable for strings to be included in HTML attribute values and
 * most elements' text contents. When possible, avoid manual escaping by using templating
 * systems and high-level APIs that provide autoescaping.

        // Assert
        assertNotSame(original, copy, "clone should return a different instance");
        assertTrue(original.equals(copy), "Cloned instance should be equal by content");

        // Mutate original backing array; clone should remain based on previous snapshot
        data[0] = 99;

            // Then
            assertEquals(port1, port2);
            assertEquals(port2, port3);
            assertEquals(443, port1);
        }
    }

    @Nested
    @DisplayName("Constants Tests")
    class ConstantsTests {

        @Test
        @DisplayName("DEFAULT_HTTPS_PORT should be 443")
        void testDefaultHttpsPortValue() {
            // Then

  }

  @Override
  public ImmutableSet<C> columnKeySet() {
    return columnMap().keySet();
  }

  /**
   * {@inheritDoc}
   *
   * <p>The value {@code Map<R, V>} instances in the returned map are {@link ImmutableMap} instances
   * as well.
   */
  @Override
  public abstract ImmutableMap<C, Map<R, V>> columnMap();

  /**
   * {@inheritDoc}
   *