* the delay intervals in a web crawler. It includes constants representing
 * different types of processing states and a method to introduce a delay
 * based on the type of processing.
 * <p>
 * Constants:
 * </p>
 * <ul>
 *   <li>{@code PRE_PROCESSING} - Represents the pre-processing state.</li>
 *   <li>{@code POST_PROCESSING} - Represents the post-processing state.</li>

        this.lastModified = lastModified;
    }

    /**
     * Gets the processing status of this response.
     *
     * @return the processing status
     */
    public int getStatus() {
        return status;
    }

    /**
     * Sets the processing status of this response.
     *
     * @param status the processing status to set
     */
    public void setStatus(final int status) {

    }

    /**
     * Hook method called during action execution.
     * This method delegates to the view helper's action hook for processing.
     *
     * @param runtime the action runtime context
     * @return the action response, or null to continue with normal processing
     */
    @Override
    public final ActionResponse godHandMonologue(final ActionRuntime runtime) {

import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpServletResponse;

/**
 * Interface for managing web API request processing.
 * Implementations of this interface handle specific types of web API requests
 * by matching incoming requests and processing them accordingly.
 */
public interface WebApiManager {

    /**
     * Checks if the request matches this API manager.

 * This class provides a pipeline for processing Lucene queries by applying
 * a chain of filters and executing registered query commands.
 *
 * <p>The processor maintains a map of query commands indexed by query class names
 * and a list of filters that are applied in order during query processing.</p>
 */
public class QueryProcessor {

    /**
     * Default constructor.
     */

 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.exception;

/**
 * Exception thrown when there are issues with search query processing.
 *
 * This exception is typically thrown when query parsing, serialization,
 * or processing fails during search operations. It extends FessSystemException
 * to provide specific handling for search query-related errors.
 */

/**
 * NullResponseProcessor is a class that implements the ResponseProcessor interface.
 * It provides a no-op implementation for processing response data.
 * This class can be used when you want to skip the response processing step in a crawler.
 *
 * @author kuma
 */
public class NullResponseProcessor implements ResponseProcessor {

    /**
     * Creates a new NullResponseProcessor instance.

        return process(target);
    }

    /**
     * Basic processing method that other process methods delegate to.
     * Default implementation returns the target unchanged.
     * Subclasses should override this method to implement specific processing logic.
     *
     * @param target the document data to process
     * @return the processed document data
     */

import jakarta.annotation.PostConstruct;

/**
 * Helper class for document processing and manipulation in the Fess search system.
 * This class provides utilities for processing document content, titles, and digests,
 * handling text normalization, content extraction, and similar document hash encoding/decoding.
 * It also manages document processing requests and integrates with the crawler system.
 *
 */
public class DocumentHelper {

import java.util.Map;

import org.codelibs.fess.entity.DataStoreParams;

/**
 * Callback interface for handling index update operations during data store processing.
 * This interface provides methods for storing documents, tracking processing metrics,
 * and committing changes to the search index.
 */
public interface IndexUpdateCallback {

    /**