}

  @LazyInit private transient @Nullable ColumnMap columnMap;

  @Override
  public Map<C, Map<R, @Nullable V>> columnMap() {
    ColumnMap map = columnMap;
    return (map == null) ? columnMap = new ColumnMap() : map;
  }

  @WeakOuter
  private final class ColumnMap extends ArrayMap<C, Map<R, @Nullable V>> {
    private ColumnMap() {
      super(columnKeyToIndex);
    }

    @Override

        final CrawlingConfig crawlingConfig = crawlingConfigHelper.get(crawlerContext.getSessionId());
        final Map<String, String> clientConfigMap = crawlingConfig.getConfigParameterMap(ConfigName.CLIENT);
        final String value = clientConfigMap.get(CRAWLER_CLIENTS);
        final CrawlerClient client = getClientRuleList(value).stream().map(e -> {
            if (e.getSecond().matcher(url).matches()) {
                return e.getFirst();

import com.google.errorprone.annotations.Immutable;
import java.nio.ByteBuffer;
import java.nio.charset.Charset;
import org.jspecify.annotations.Nullable;

/**
 * A hash function is a collision-averse pure function that maps an arbitrary block of data to a
 * number called a <i>hash code</i>.
 *
 * <h3>Definition</h3>
 *
 * <p>Unpacking this definition:
 *
 * <ul>

        }

        /**
         * Gets the initialization parameter value for the given parameter name.
         *
         * This method maps SPNEGO configuration parameter names to their corresponding
         * values from system properties or default values. It handles various
         * authentication and security settings for SPNEGO.
         *

     * configured separator and key-value separator, to {@code builder}. Identical to {@link
     * #appendTo(Appendable, Map)}, except that it does not throw {@link IOException}.
     */
    @CanIgnoreReturnValue
    public StringBuilder appendTo(StringBuilder builder, Map<?, ?> map) {
      return appendTo(builder, map.entrySet());
    }

    /**

        }
    }

    private Map<String, Object> getContextMap() {
        HashMap<String, Object> map = mapPool.poll();
        if (map == null) {
            map = new HashMap<>();
        } else {
            map.clear();
        }
        return map;
    }

    private void returnContextMap(Map<String, Object> map) {
        if (map instanceof HashMap && map.size() < 20) { // Avoid keeping very large maps

        // N.B. There will only be an entry in the map if the service has started
        for (Entry<Service, Stopwatch> entry : startupTimers.entrySet()) {
          Service service = entry.getKey();
          Stopwatch stopwatch = entry.getValue();
          if (!stopwatch.isRunning() && !(service instanceof NoOpService)) {
            loadTimes.add(Maps.immutableEntry(service, stopwatch.elapsed(MILLISECONDS)));
          }

// anything on the disk.
func Merge(cfgKVS map[string]KVS, envname string, defaultKVS KVS) map[string]KVS {
	newCfgKVS := make(map[string]KVS)
	for _, e := range env.List(envname) {
		tgt := strings.TrimPrefix(e, envname+Default)
		if tgt == envname {
			tgt = Default
		}
		newCfgKVS[tgt] = defaultKVS
	}
	maps.Copy(newCfgKVS, cfgKVS)
	return newCfgKVS
}

	Targets                    map[string]replication.StatusType // map of ARN->replication status for ongoing replication activity
	PurgeTargets               map[string]VersionPurgeStatusType // map of ARN->VersionPurgeStatus for all the targets
	ResetStatusesMap           map[string]string                 // map of ARN-> stringified reset id and timestamp for all the targets
}

  public void testToString_complexFields() {
    Map<String, Integer> map =
        ImmutableMap.<String, Integer>builder().put("abc", 1).put("def", 2).put("ghi", 3).build();
    String toTest =
        MoreObjects.toStringHelper(new TestClass())
            .add("field1", "This is string.")
            .add("field2", Arrays.asList("abc", "def", "ghi"))
            .add("field3", map)
            .toString();
    String expected =