/**
 * KeyMatchHelper is a helper class for KeyMatch feature.
 * It manages KeyMatch instances and provides methods to build queries for boosting documents.
 */
public class KeyMatchHelper extends AbstractConfigHelper {
    private static final Logger logger = LogManager.getLogger(KeyMatchHelper.class);

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

    /**

import org.codelibs.fess.util.ComponentUtil;

import jakarta.annotation.PostConstruct;

/**
 * Helper class for label types.
 */
public class LabelTypeHelper extends AbstractConfigHelper {
    private static final Logger logger = LogManager.getLogger(LabelTypeHelper.class);

    /** A list of label type items. */
    protected volatile List<LabelTypeItem> labelTypeItemList;