if (value != null) {
            this.directoryCacheScope = value;
        }

        value = props.getProperty("jcifs.smb.client.directoryCacheTimeout");
        if (value != null) {
            try {
                this.directoryCacheTimeout = Long.parseLong(value);
            } catch (NumberFormatException e) {
                // Invalid value ignored
            }
        }

     */
    protected String directoryCacheScope = "IMMEDIATE_CHILDREN";
    /**
     * Directory cache timeout in milliseconds
     */
    protected long directoryCacheTimeout = 30000L;
    /**
     * Whether directory change notifications are enabled for cache invalidation
     */
    protected boolean directoryNotificationsEnabled = true;
    /**

public static final String DIRECTORY_CACHE_SCOPE = "jcifs.smb.client.directoryCacheScope";
public static final String DIRECTORY_CACHE_TIMEOUT = "jcifs.smb.client.directoryCacheTimeout";
public static final String DIRECTORY_NOTIFICATIONS_ENABLED = "jcifs.smb.client.directoryNotificationsEnabled";
public static final String MAX_DIRECTORY_CACHE_ENTRIES = "jcifs.smb.client.maxDirectoryCacheEntries";

     *
     * @return directory cache scope (IMMEDIATE_CHILDREN, RECURSIVE_TREE, METADATA_ONLY, FULL_ENUMERATION)
     */
    String getDirectoryCacheScope();

    /**
     * Property {@code jcifs.smb.client.directoryCacheTimeout} (long, default 30000)
     *
     * @return directory cache timeout in milliseconds
     */
    long getDirectoryCacheTimeout();

    /**