Examples with PortletDelegationDispatcher org.apereo.portal.api.portlet.PortletDelegationDispatcher used on opensource projects

Example 1 with PortletDelegationDispatcher

use of org.apereo.portal.api.portlet.PortletDelegationDispatcher in project uPortal by Jasig.

the class PortletAdministrationHelper method configModeAction.

public boolean configModeAction(ExternalContext externalContext, String fname) throws IOException {
    final ActionRequest actionRequest = (ActionRequest) externalContext.getNativeRequest();
    final ActionResponse actionResponse = (ActionResponse) externalContext.getNativeResponse();
    final IPortletWindowId portletWindowId = this.getDelegateWindowId(externalContext, fname);
    if (portletWindowId == null) {
        throw new IllegalStateException("Cannot execute configModeAciton without a delegate window ID in the session for key: " + RenderPortletTag.DEFAULT_SESSION_KEY_PREFIX + fname);
    }
    final PortletDelegationDispatcher requestDispatcher = this.portletDelegationLocator.getRequestDispatcher(actionRequest, portletWindowId);
    final DelegationActionResponse delegationResponse = requestDispatcher.doAction(actionRequest, actionResponse);
    final String redirectLocation = delegationResponse.getRedirectLocation();
    final DelegateState delegateState = delegationResponse.getDelegateState();
    if (redirectLocation != null || (delegationResponse.getPortletMode() != null && !IPortletRenderer.CONFIG.equals(delegationResponse.getPortletMode())) || !IPortletRenderer.CONFIG.equals(delegateState.getPortletMode())) {
        //The portlet sent a redirect OR changed it's mode away from CONFIG, assume it is done
        return true;
    }
    return false;
}

Example 2 with PortletDelegationDispatcher

use of org.apereo.portal.api.portlet.PortletDelegationDispatcher in project uPortal by Jasig.

the class PortletDelegationView method render.

/* (non-Javadoc)
     * @see org.springframework.web.servlet.View#render(java.util.Map, javax.servlet.http.HttpServletRequest, javax.servlet.http.HttpServletResponse)
     */
@Override
public void render(Map<String, ?> model, HttpServletRequest request, HttpServletResponse response) throws Exception {
    final IPortletWindowId portletWindowId = (IPortletWindowId) model.get(DELEGATE_PORTLET_WINDOW_ID);
    final DelegationRequest delegationRequest = (DelegationRequest) model.get(DELEGATE_REQUEST);
    final PortletRequest portletRequest = (PortletRequest) request.getAttribute(Constants.PORTLET_REQUEST);
    final PortletResponse portletResponse = (PortletResponse) request.getAttribute(Constants.PORTLET_RESPONSE);
    final PortletDelegationDispatcher requestDispatcher = portletDelegationLocator.getRequestDispatcher(portletRequest, portletWindowId);
    if (requestDispatcher == null) {
        throw new IllegalArgumentException("No PortletDelegationDispatcher exists for portlet window id: " + portletWindowId);
    }
    this.logger.debug("Found delegation dispatcher for portlet window id {} - {}", portletWindowId, requestDispatcher);
    final DelegationResponse delegationResponse;
    final String phase = (String) request.getAttribute(PortletRequest.LIFECYCLE_PHASE);
    if (PortletRequest.RENDER_PHASE.equals(phase)) {
        final PortletOutputHandler portletOutputHandler = (PortletOutputHandler) model.get(DELEGATE_RENDER_OUTPUT_HANDLER);
        if (portletOutputHandler != null) {
            this.logger.debug("Delegating RenderRequest with custom Writer and {}", delegationRequest);
            delegationResponse = requestDispatcher.doRender((RenderRequest) portletRequest, (RenderResponse) portletResponse, delegationRequest, portletOutputHandler);
        } else {
            this.logger.debug("Delegating RenderRequest with default Writer and {}", delegationRequest);
            delegationResponse = requestDispatcher.doRender((RenderRequest) portletRequest, (RenderResponse) portletResponse, delegationRequest);
        }
    } else if (PortletRequest.RESOURCE_PHASE.equals(phase)) {
        this.logger.debug("Delegating ResourceRequest and {}", delegationRequest);
        delegationResponse = requestDispatcher.doServeResource((ResourceRequest) portletRequest, (ResourceResponse) portletResponse, delegationRequest);
    } else {
        throw new UnsupportedOperationException("Portlet lifecycle phase " + phase + " is not supported by the delegation view");
    }
    this.logger.debug("{}", delegationResponse);
}

Example 3 with PortletDelegationDispatcher

use of org.apereo.portal.api.portlet.PortletDelegationDispatcher in project uPortal by Jasig.

the class RenderPortletTag method doEndTag.

@Override
public int doEndTag() throws JspException {
    //From portlet:defineObjects
    final RenderRequest renderRequest = (RenderRequest) this.pageContext.getAttribute("renderRequest");
    final RenderResponse renderResponse = (RenderResponse) this.pageContext.getAttribute("renderResponse");
    final PortletDelegationLocator portletDelegationLocator = (PortletDelegationLocator) renderRequest.getAttribute(PortletDelegationLocator.PORTLET_DELECATION_LOCATOR_ATTR);
    final String sessionKey = this.sessionKeyPrefix + this.fname;
    final PortletSession portletSession = renderRequest.getPortletSession();
    IPortletWindowId portletWindowId = (IPortletWindowId) portletSession.getAttribute(sessionKey);
    final PortletDelegationDispatcher portletDelegationDispatcher;
    final DelegateState delegateState;
    //No id in session, create a new dispatcher
    if (portletWindowId == null) {
        portletDelegationDispatcher = portletDelegationLocator.createRequestDispatcher(renderRequest, this.fname);
        portletWindowId = portletDelegationDispatcher.getPortletWindowId();
        portletSession.setAttribute(sessionKey, portletWindowId);
        final PortletMode portletMode = PortletUtils.getPortletMode(this.portletMode);
        final WindowState windowState = PortletUtils.getWindowState(this.windowState);
        delegateState = new DelegateState(portletMode, windowState);
    } else //id in session, get the old dispatcher
    {
        portletDelegationDispatcher = portletDelegationLocator.getRequestDispatcher(renderRequest, portletWindowId);
        delegateState = null;
    }
    final DelegationRequest delegationRequest = new DelegationRequest();
    delegationRequest.setDelegateState(delegateState);
    //Setup base for portlet URLs
    delegationRequest.setParentPortletMode(this.parentUrlMode);
    delegationRequest.setParentWindowState(this.parentUrlState);
    delegationRequest.setParentParameters(this.parentUrlParameters);
    final JspWriter out = this.pageContext.getOut();
    try {
        portletDelegationDispatcher.doRender(renderRequest, renderResponse, delegationRequest, new JspWriterPortletOutputHandler(out, renderResponse));
    } catch (IOException e) {
        throw new JspException("Failed to execute delegate render on portlet '" + this.fname + "'", e);
    }
    return Tag.EVAL_PAGE;
}