Example usage for com.liferay.portal.kernel.portlet LiferayPortletResponse transferMarkupHeadElements

Introduction

In this page you can find the example usage for com.liferay.portal.kernel.portlet LiferayPortletResponse transferMarkupHeadElements.

Prototype

public void transferMarkupHeadElements();

Source Link

Usage

From source file:com.liferay.portlet.InvokerPortletImpl.java

License:Open Source License

protected void invoke(LiferayPortletRequest portletRequest, LiferayPortletResponse portletResponse,
        String lifecycle, List<? extends PortletFilter> filters) throws IOException, PortletException {

    FilterChain filterChain = new FilterChainImpl(_portlet, filters);

    if (_portletConfigImpl.isWARFile()) {
        String invokerPortletName = _portletConfigImpl.getInitParameter(INIT_INVOKER_PORTLET_NAME);

        if (invokerPortletName == null) {
            invokerPortletName = _portletConfigImpl.getPortletName();
        }/*w w w .  j a va  2  s .c om*/

        String path = StringPool.SLASH + invokerPortletName + "/invoke";

        RequestDispatcher requestDispatcher = _portletContextImpl.getServletContext()
                .getRequestDispatcher(path);

        HttpServletRequest request = portletRequest.getHttpServletRequest();
        HttpServletResponse response = portletResponse.getHttpServletResponse();

        request.setAttribute(JavaConstants.JAVAX_PORTLET_PORTLET, _portlet);
        request.setAttribute(PortletRequest.LIFECYCLE_PHASE, lifecycle);
        request.setAttribute(PortletServlet.PORTLET_SERVLET_FILTER_CHAIN, filterChain);

        try {

            // Resource phase must be a forward because includes do not
            // allow you to specify the content type or headers

            if (lifecycle.equals(PortletRequest.RESOURCE_PHASE)) {
                requestDispatcher.forward(request, response);
            } else {
                requestDispatcher.include(request, response);
            }
        } catch (ServletException se) {
            Throwable cause = se.getRootCause();

            if (cause instanceof PortletException) {
                throw (PortletException) cause;
            }

            throw new PortletException(cause);
        }
    } else {
        PortletFilterUtil.doFilter(portletRequest, portletResponse, lifecycle, filterChain);
    }

    portletResponse.transferMarkupHeadElements();

    Map<String, String[]> properties = portletResponse.getProperties();

    if ((properties != null) && (properties.size() > 0)) {
        if (_expCache != null) {
            String[] expCache = properties.get(RenderResponse.EXPIRATION_CACHE);

            if ((expCache != null) && (expCache.length > 0) && (expCache[0] != null)) {

                _expCache = new Integer(GetterUtil.getInteger(expCache[0]));
            }
        }
    }
}

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