@Override
  public void sendRedirect(String redirect) throws IOException {
    String portalURL = PortalUtil.getPortalURL(_request);

    if (redirect.charAt(0) == CharPool.SLASH) {
      if (Validator.isNotNull(portalURL)) {
        redirect = portalURL.concat(redirect);
      }
    }

    if (!CookieKeys.hasSessionId(_request) && redirect.startsWith(portalURL)) {

      redirect = PortalUtil.getURLWithSessionId(redirect, _request.getSession().getId());
    }

    _request.setAttribute(AbsoluteRedirectsResponse.class.getName(), redirect);

    super.sendRedirect(redirect);
  }
  private String _getURL(
      HttpServletRequest request, boolean resetMaxState, boolean resetRenderParameters)
      throws PortalException, SystemException {

    ThemeDisplay themeDisplay = (ThemeDisplay) request.getAttribute(WebKeys.THEME_DISPLAY);

    if (resetMaxState) {
      Layout layout = themeDisplay.getLayout();

      LayoutTypePortlet layoutTypePortlet = null;

      if (layout.equals(this)) {
        layoutTypePortlet = themeDisplay.getLayoutTypePortlet();
      } else {
        try {
          layoutTypePortlet = _getLayoutTypePortletClone(request);
        } catch (IOException ioe) {
          _log.error("Unable to clone layout settings", ioe);

          layoutTypePortlet = (LayoutTypePortlet) getLayoutType();
        }
      }

      if (layoutTypePortlet.hasStateMax()) {
        String portletId = StringUtil.split(layoutTypePortlet.getStateMax())[0];

        PortletURLImpl portletURLImpl =
            new PortletURLImpl(request, portletId, getPlid(), PortletRequest.ACTION_PHASE);

        try {
          portletURLImpl.setWindowState(WindowState.NORMAL);
          portletURLImpl.setPortletMode(PortletMode.VIEW);
        } catch (PortletException pe) {
          throw new SystemException(pe);
        }

        portletURLImpl.setAnchor(false);

        if (PropsValues.LAYOUT_DEFAULT_P_L_RESET && !resetRenderParameters) {

          portletURLImpl.setParameter("p_l_reset", "0");
        } else if (!PropsValues.LAYOUT_DEFAULT_P_L_RESET && resetRenderParameters) {

          portletURLImpl.setParameter("p_l_reset", "1");
        }

        return portletURLImpl.toString();
      }
    }

    String url = PortalUtil.getLayoutURL(this, themeDisplay);

    if (!CookieKeys.hasSessionId(request)) {
      url = PortalUtil.getURLWithSessionId(url, request.getSession().getId());
    }

    if (!resetMaxState) {
      return url;
    }

    if (PropsValues.LAYOUT_DEFAULT_P_L_RESET && !resetRenderParameters) {
      url = HttpUtil.addParameter(url, "p_l_reset", 0);
    } else if (!PropsValues.LAYOUT_DEFAULT_P_L_RESET && resetRenderParameters) {

      url = HttpUtil.addParameter(url, "p_l_reset", 1);
    }

    return url;
  }