private final Settings settings;

    private final boolean expand;

    private long reloadInterval = 0;

    private final Environment env;

    private volatile long lastModified;

    private volatile long lastChecked;

    private volatile SynonymMap synonymMap;

    public SynonymLoader(final Environment env, final Settings settings, final boolean expand, final Analyzer analyzer) {
        this.env = env;

    final Map<Path, Holder> modelByPath = new ConcurrentHashMap<>();

    final Map<GAKey, Holder> modelByGA = new ConcurrentHashMap<>();

    public static class Holder {
        private volatile boolean set;
        private volatile Model model;

        Holder() {}

        Holder(Model model) {
            this.model = Objects.requireNonNull(model);
            this.set = true;
        }

 * @author shinsuke
 *
 */
public class MemoryDataHelper {
    protected volatile Map<String, Queue<UrlQueueImpl<Long>>> urlQueueMap = new HashMap<>();

    protected volatile Map<String, Map<String, AccessResultImpl<Long>>> sessionMap = new HashMap<>();

    protected volatile Map<String, List<Pattern>> includeUrlPatternMap = new HashMap<>();

    protected volatile Map<String, List<Pattern>> excludeUrlPatternMap = new HashMap<>();

   *
   * <p>JVM intrinsics note: It would be possible to use a release-only form of CAS here, if it were
   * provided.
   */
  static final class Cell {
    volatile long p0, p1, p2, p3, p4, p5, p6;
    volatile long value;
    volatile long q0, q1, q2, q3, q4, q5, q6;

    Cell(long x) {
      value = x;
    }

    final boolean cas(long cmp, long val) {

    private final Environment env;

    private final Settings settings;

    private File reloadableFile = null;

    protected volatile long dictionaryTimestamp;

    private volatile long lastChecked;

    private long reloadInterval;

    private volatile UserDictionary userDictionary;

    private final Mode mode;

    private final boolean discartPunctuation;

     *
     * As a guide, all critical volatile reads and writes to the count field are marked in code
     * comments.
     */

    @Weak final MapMakerInternalMap<K, V, E, S> map;

    /**
     * The number of live elements in this segment's region. This does not include unset elements
     * which are awaiting cleanup.
     */
    volatile int count;

    /**

		// Valid bucket names, but they do not exist (Test number 5-7).
		{"volatile-bucket-1", "", "", "", "", 0, ListMultipartsInfo{}, BucketNotFound{Bucket: "volatile-bucket-1"}, false},
		{"volatile-bucket-2", "", "", "", "", 0, ListMultipartsInfo{}, BucketNotFound{Bucket: "volatile-bucket-2"}, false},
		{"volatile-bucket-3", "", "", "", "", 0, ListMultipartsInfo{}, BucketNotFound{Bucket: "volatile-bucket-3"}, false},

   *
   * <p>JVM intrinsics note: It would be possible to use a release-only form of CAS here, if it were
   * provided.
   */
  static final class Cell {
    volatile long p0, p1, p2, p3, p4, p5, p6;
    volatile long value;
    volatile long q0, q1, q2, q3, q4, q5, q6;

    Cell(long x) {
      value = x;
    }

    final boolean cas(long cmp, long val) {

    private static final long serialVersionUID = 1L;

    protected long checkInterval = 5000L;

    protected volatile long lastChecked = 0L;

    protected volatile long lastModified = 0L;

    protected volatile File propertiesFile;

    protected volatile Properties properties;

    public DynamicProperties(final String path) {
        this(path == null ? null : new File(path));
    }

 */
public class WebConfig extends BsWebConfig implements CrawlingConfig {

    private static final long serialVersionUID = 1L;

    protected volatile Pattern[] includedDocUrlPatterns;

    protected volatile Pattern[] excludedDocUrlPatterns;

    protected transient volatile Map<ConfigName, Map<String, String>> configParameterMap;

    protected CrawlerClientFactory crawlerClientFactory = null;

    public WebConfig() {