public interface RequestListener {

        void onRequestStart(FaultTolerantClient client, RequestData request);

        void onRequest(FaultTolerantClient client, RequestData request, int count);

        void onRequestEnd(FaultTolerantClient client, RequestData request, List<Exception> exceptionList);

        void onException(FaultTolerantClient client, RequestData request, int count, Exception e);

    }

        assertTrue(client instanceof FaultTolerantClient);
        assertTrue(((FaultTolerantClient) client).getCrawlerClient() instanceof HcHttpClient);

        url = "https://hoge.com/";
        client = clientFactory.getClient(url);
        assertNotNull(client);
        assertTrue(client instanceof FaultTolerantClient);
        assertTrue(((FaultTolerantClient) client).getCrawlerClient() instanceof HcHttpClient);

		instance="prototype">
		<property name="connectionTimeout">15000</property>
		<property name="soTimeout">30000</property>
	</component>
	<component name="httpClient"
		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>