/**
 * This class is an implementation of {@link UrlQueueService}.
 */
public class UrlQueueServiceImpl implements UrlQueueService<UrlQueueImpl<Long>> {

    /**
     * Creates a new UrlQueueServiceImpl instance.
     */
    public UrlQueueServiceImpl() {
        // NOP
    }

    private static final Logger logger = LogManager.getLogger(UrlQueueServiceImpl.class);

    /**
     * The memory data helper.
     */
    @Resource

	<component name="urlQueue" class="org.codelibs.fess.crawler.entity.UrlQueueImpl" instance="prototype" >
	</component>

	<!-- Service -->
	<component name="urlQueueService" class="org.codelibs.fess.crawler.service.impl.UrlQueueServiceImpl" instance="prototype" >
	</component>
	<component name="dataService" class="org.codelibs.fess.crawler.service.impl.DataServiceImpl" instance="prototype" >
	</component>