* query is malformed, contains invalid syntax, or violates query constraints.
 */
public class InvalidQueryException extends FessSystemException {

    /** Serial version UID for serialization */
    private static final long serialVersionUID = 1L;

    /** Message code for localized error messages */
    private final transient VaMessenger<FessMessages> messageCode;

    /**

 * such as configuration errors, initialization failures, or critical runtime issues.
 */
public class FessSystemException extends RuntimeException {

    /** Serial version UID for serialization compatibility */
    private static final long serialVersionUID = 1L;

    /**
     * Constructs a new FessSystemException with the specified detail message and cause.
     *

     */
    @PostConstruct
    public void init() {
        StreamUtil.split(ComponentUtil.getFessConfig().getIndexFiletype(), "\n")
                .of(stream -> stream.filter(StringUtil::isNotBlank).forEach(s -> {
                    final String[] values = StringUtils.split(s, "=", 2);
                    if (values.length == 2) {
                        mimetypeMap.put(values[0], values[1]);

                                }
                                docMap.put(fessConfig.getQueryCollapseInnerHitsName(), StreamUtil.stream(innerSearchHits.getHits())
                                        .get(stream -> stream.map(hit -> parseSearchHit(fessConfig, hlPrefix, hit)).toArray(Map[]::new)));
                            }
                        }
                    }
                }

        } else if (input instanceof List) {
            values = ((List<?>) input).stream().filter(Objects::nonNull).map(Object::toString).toArray(n -> new String[n]);
        } else if (input instanceof String) {
            return input.toString();
        }
        if (values != null) {
            return stream(values).get(stream -> stream.filter(StringUtil::isNotBlank).map(String::trim).collect(Collectors.joining(" ")));
        }

            stream(parameter.getSuggestFields()).of(stream -> stream.forEach(builder::addField));
            roleQueryHelper.build(SearchRequestType.SUGGEST).stream().forEach(builder::addRole);
            builder.setSize(parameter.getNum());
            stream(langs).of(stream -> stream.forEach(builder::addLang));

            stream(parameter.getTags()).of(stream -> stream.forEach(builder::addTag));

 * and processing time metrics. It's used throughout the Fess search system to
 * manage collections of search results and crawled documents.
 *
 */
public class DocList extends ArrayList<Map<String, Object>> {

    /** Serial version UID for serialization */
    private static final long serialVersionUID = 1L;

    /** Total content size of all documents in this list */
    private long contentSize = 0;

     * @return true if the OpenSearch file exists
     */
    public boolean hasOpenSearchFile() {
        return osddFile != null;
    }

    /**
     * Returns the OSDD as a stream response.
     *
     * @return the stream response
     */
    public StreamResponse asStream() {
        if (osddFile == null) {

import static org.codelibs.fess.app.web.admin.dict.kuromoji.AdminDictKuromojiAction.createKuromojiItem;

import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.util.stream.Collectors;

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.codelibs.fess.app.pager.KuromojiPager;
import org.codelibs.fess.app.service.KuromojiService;

import static org.codelibs.fess.app.web.admin.dict.protwords.AdminDictProtwordsAction.createProtwordsItem;

import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.util.stream.Collectors;

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.codelibs.fess.app.pager.ProtwordsPager;
import org.codelibs.fess.app.service.ProtwordsService;