- **Flexible Text Processing**: Configurable converters and normalizers for text transformation
- **OpenSearch Integration**: Seamless integration with OpenSearch/Elasticsearch clusters
- **Asynchronous Operations**: Non-blocking suggestion requests with callback support
- **Index Management**: Automatic index creation, switching, and maintenance
- **Customizable Scoring**: User boost, document frequency, and query frequency weighting

    /** Scroll timeout for search operations */
    protected String scrollForSearch = "1m";

    /** Batch size for delete operations */
    protected int sizeForDelete = 100;

    /** Scroll timeout for delete operations */
    protected String scrollForDelete = "1m";

    /** Batch size for update operations */
    protected int sizeForUpdate = 100;

import java.util.List;

import org.apache.maven.artifact.Artifact;
import org.apache.maven.artifact.repository.ArtifactRepository;
import org.apache.maven.artifact.versioning.ArtifactVersion;

/**
 * Provides some metadata operations, like querying the remote repository for a list of versions available for an
 * artifact.
 *
 */
@Deprecated
public interface ArtifactMetadataSource {

 */
public class AdminSuggestAction extends FessAdminAction {

    /**
     * Default constructor.
     */
    public AdminSuggestAction() {
        super();
    }

    /** Role name for admin suggest operations */
    public static final String ROLE = "admin-suggest";

    // ===================================================================================

 */
package org.codelibs.fess.util;

import org.codelibs.fess.exception.WebApiException;
import org.lastaflute.web.util.LaRequestUtil;

/**
 * Utility class for web API operations.
 * Provides functionality for setting and retrieving objects from request attributes,
 * error handling, and validation in web API context.
 */
public final class WebApiUtil {

    /**

import com.google.common.collect.testing.features.CollectionSize;
import java.lang.reflect.Method;
import java.util.List;
import org.junit.Ignore;

/**
 * A generic JUnit test which tests {@code add(Object)} operations on a list. Can't be invoked
 * directly; please see {@link com.google.common.collect.testing.ListTestSuiteBuilder}.
 *
 * @author Chris Povirk
 */
@GwtCompatible

import java.util.ConcurrentModificationException;
import java.util.Iterator;
import java.util.Map.Entry;
import org.junit.Ignore;

/**
 * A generic JUnit test which tests {@code clear()} operations on a map. Can't be invoked directly;
 * please see {@link com.google.common.collect.testing.MapTestSuiteBuilder}.
 *
 * @author George van den Driessche
 * @author Chris Povirk
 */
@GwtCompatible

import java.util.LinkedHashMap;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Set;
import org.junit.Ignore;

/**
 * A generic JUnit test which tests {@code toString()} operations on a map. Can't be invoked
 * directly; please see {@link com.google.common.collect.testing.MapTestSuiteBuilder}.
 *
 * @author Kevin Bourrillion
 * @author Louis Wasserman
 */
@GwtCompatible

import com.google.common.collect.testing.features.CollectionSize;
import java.lang.reflect.Method;
import java.util.Spliterator;
import org.junit.Ignore;

/**
 * A generic JUnit test which tests {@code spliterator} operations on a collection. Can't be invoked
 * directly; please see {@link com.google.common.collect.testing.CollectionTestSuiteBuilder}.
 *
 * @author Louis Wasserman
 */
@GwtCompatible

 * either express or implied. See the License for the specific language
 * governing permissions and limitations under the License.
 */
package org.codelibs.core.lang;

/**
 * Utility class for object operations.
 *
 * @author wyukawa
 */
public abstract class ObjectUtil {

    /**
     * Do not instantiate.
     */
    protected ObjectUtil() {
    }

    /**