*/
    public static final int NOT_FOUND_STATUS_CODE = 404;

    /**
     * The HTTP status code for Server Error.
     */
    public static final int SERVER_ERROR_STATUS_CODE = 500;

    /**
     * A constant for no transformer.
     */
    public static final String NO_TRANSFORMER = "NONE";

    /**
     * A constant for "false".
     */
    public static final String FALSE = "false";

		class="org.codelibs.fess.crawler.client.FaultTolerantClient" instance="prototype">
		<property name="crawlerClient">internalHttpClient</property>
		<property name="maxRetryCount">5</property>
		<property name="retryInterval">500</property>
	</component>

	<component name="fsClient"
		class="org.codelibs.fess.crawler.client.fs.FileSystemClient" instance="prototype">
		<property name="charset">"UTF-8"</property>
	</component>

    protected CrawlerClient client;

    /** Maximum number of retry attempts */
    protected int maxRetryCount = 5;

    /** Interval between retry attempts in milliseconds */
    protected long retryInterval = 500;

    /** Request listener for monitoring request lifecycle */
    protected RequestListener listener;

    /**
     * Constructs a new FaultTolerantClient.
     */
    public FaultTolerantClient() {