Iterator<NodeConnection<N>> nodeConnections = orderedNodeConnections.iterator();
          Set<N> seenNodes = new HashSet<>();
          return new AbstractIterator<N>() {
            @Override
            protected @Nullable N computeNext() {
              while (nodeConnections.hasNext()) {
                NodeConnection<N> nodeConnection = nodeConnections.next();
                boolean added = seenNodes.add(nodeConnection.node);

/**
 * Base test class for query-related tests that properly initializes FessConfig
 */
public abstract class QueryTestBase extends UnitFessTestCase {

    protected QueryProcessor queryProcessor;

    @Override
    protected void setUp(TestInfo testInfo) throws Exception {
        super.setUp(testInfo);

        // Setup FessConfig with proper initialization
        setupBaseFessConfig();

    /**
     * Cache for include filters.
     */
    protected LoadingCache<String, List<Pattern>> includeFilterCache;

    /**
     * Cache for exclude filters.
     */
    protected LoadingCache<String, List<Pattern>> excludeFilterCache;

    /**
     * The expiration time for the filter cache in seconds.
     */
    protected int filterCacheExpireAfterWrite = 10; // 10sec

    /**

import jakarta.servlet.http.HttpServletRequest;

/**
 * The search request parameters.
 */
public abstract class SearchRequestParams {

    /**
     * Default constructor.
     */
    protected SearchRequestParams() {
        // Default constructor
    }

    /** The parameter for negative query. */
    public static final String AS_NQ = "nq";

    /** The parameter for OR query. */

     *
     * @param entity the StemmerOverrideItem entity to convert
     * @param dictId the dictionary ID
     * @return the converted EditBody object
     */
    protected EditBody createEditBody(final StemmerOverrideItem entity, final String dictId) {
        final EditBody body = new EditBody();
        body.id = entity.getId();
        body.dictId = dictId;

import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.TestInfo;

public class ScoreUpdaterTest extends UnitFessTestCase {

    private ScoreUpdater scoreUpdater;

    @Override
    protected void setUp(TestInfo testInfo) throws Exception {
        super.setUp(testInfo);
        scoreUpdater = new ScoreUpdater();
    }

    // Test constructor
    @Test
    public void test_constructor() {

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

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

    @Override
    protected String getQueryClassName() {
        return PhraseQuery.class.getSimpleName();
    }

    @Override
    public QueryBuilder execute(final QueryContext context, final Query query, final float boost) {

    /** Array settings for elevate words. */
    protected ArraySettings arraySettings;

    /**
     * Constructor.
     * @param settings Suggest settings
     * @param client OpenSearch client
     * @param settingsIndexName Settings index name
     * @param settingsId Settings ID
     */

public class SmbShareInfo implements FileEntry {

    /**
     * The network name of the share.
     */
    protected String netName;
    /**
     * The type of the share (e.g., disk, printer, named pipe).
     */
    protected int type;
    /**
     * A descriptive comment or remark about the share.
     */
    protected String remark;

    /**
     * Default constructor for SMB share information.
     */

        super(classWorld);
    }

    @Override
    protected Invoker createInvoker() {
        return new EncryptInvoker(
                ProtoLookup.builder().addMapping(ClassWorld.class, classWorld).build(), null);
    }

    @Override
    protected Parser createParser() {
        return new EncryptParser();
    }

    @Override
    protected ParserRequest.Builder createParserRequestBuilder(String[] args) {