* Selects an extractor based on the MIME type or falls back to the Tika extractor.
     *
     * @param responseData the response data containing the document to extract
     * @return the extractor instance for processing the document
     * @throws FessSystemException if no suitable extractor can be found
     */
    @Override
    protected Extractor getExtractor(final ResponseData responseData) {

    /** List of boost functions to be applied to search queries for custom scoring */
    protected List<FilterFunctionBuilder> boostFunctionList = new ArrayList<>();

    /** List of query rescorers for post-processing search results */
    protected List<QueryRescorer> queryRescorerList = new ArrayList<>();

    /**
     * Builds a complete QueryContext for search operations, applying all necessary filters,

import org.apache.maven.api.annotations.Nonnull;
import org.apache.maven.api.di.Named;
import org.apache.maven.api.model.Model;

/**
 * Interface for model transformers that can modify Maven project models at different stages of processing.
 * <p>
 * Model transformers allow plugins and extensions to modify the POM model during the build process.
 * Transformations can be applied at three different stages:
 * <ol>

    @Resource
    protected AccessTokenService accessTokenService;

    /**
     * HTTP servlet request object providing access to request parameters, headers,
     * and other request-specific information needed for API processing.
     */
    @Resource
    protected HttpServletRequest request;

    /**
     * Returns an empty OptionalThing for login manager since API actions

 * and request tracing capabilities.
 *
 * <p>Each request is associated with a {@link ProtoSession} that contains the configuration
 * and context necessary for request processing, including:
 * <ul>
 *   <li>User and system properties for interpolation</li>
 *   <li>Session start time information</li>
 *   <li>Project directory structures</li>
 * </ul>
 *

                }
                break;
            }

            log.info("Processing async notification: {} for {}", eventType, notification.getResourceName());

            // Process the notification through the standard path
            processNotification(notification);

        } catch (Exception e) {
            log.error("Error processing async notification message", e);
        }
    }

    /**

 *
 * <p>
 * A Sitemap file provides search engines with a list of URLs available for crawling.
 * This class encapsulates the essential attributes of a Sitemap entry, allowing for efficient management
 * and processing of Sitemap data.
 * </p>
 *
 * <p>
 * The {@code loc} attribute specifies the URL of the Sitemap, while the {@code lastmod} attribute

        assertSame(clock, newClock, "withZone() should return the same clock instance");
    }

    @Test
    @DisplayName("MonotonicClock should maintain monotonic time progression")
    void testMonotonicBehavior() throws InterruptedException {
        Instant first = MonotonicClock.now();
        Thread.sleep(10); // Small delay
        Instant second = MonotonicClock.now();

                if (edge == null) { // no edges - don't need this vertex anymore
                    if (entry.equals(v)) { // unless it's an entry point.
                        // currently processing the entry point - it should not have any entry incident edges
                        res.getEntry().getMd().setWhy("This is a graph entry point. No links.");
                    }
                } else {

import org.xml.sax.InputSource;

import jakarta.annotation.PostConstruct;

/**
 * A transformer implementation for processing HTML documents using XPath expressions.
 * This class extends XpathTransformer to provide Fess-specific document processing capabilities
 * including content extraction, metadata processing, and robots tag handling.
 */
public class FessXpathTransformer extends XpathTransformer implements FessTransformer {