import jakarta.servlet.ServletContext;
import jakarta.servlet.SessionTrackingMode;
import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpSession;

public class ViewHelper {

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

    protected static final String SCREEN_WIDTH = "screen_width";

    protected static final int TABLET_WIDTH = 768;

                    }

                    final ViewHelper viewHelper = ComponentUtil.getViewHelper();
                    if (viewHelper != null && !docMap.isEmpty()) {
                        docMap.put(fessConfig.getResponseFieldContentTitle(), viewHelper.getContentTitle(docMap));
                        docMap.put(fessConfig.getResponseFieldContentDescription(), viewHelper.getContentDescription(docMap));