@Override
protected void initBridgeRequestScope(
PortletRequest portletRequest, PortletResponse portletResponse, PortletPhase portletPhase) {
super.initBridgeRequestScope(portletRequest, portletResponse, portletPhase);
// If the portlet container does not support the POST-REDIRECT-GET design pattern, then the
// ACTION_PHASE and
// RENDER_PHASE are both part of a single HTTP POST request. In such cases, the excluded request
// attributes must
// be pro-actively removed here in the RENDER_PHASE (providing that the bridge request scope was
// created in the
// ACTION_PHASE). Note that this must take place prior to the FacesContext getting constructed.
// This is because
// the FacesContextFactory delegation chain might consult a request attribute that is supposed
// to be excluded.
// This is indeed the case with Apache Trinidad {@link
// org.apache.myfaces.trinidadinternal.context.FacesContextFactoryImpl.CacheRenderKit}
// constructor, which
// consults a request attribute named "org.apache.myfaces.trinidad.util.RequestStateMap" that
// must first be
// excluded.
PortalContext portalContext = portletRequest.getPortalContext();
String postRedirectGetSupport =
portalContext.getProperty(BridgePortalContext.POST_REDIRECT_GET_SUPPORT);
if ((postRedirectGetSupport == null)
&& (bridgeRequestScope.getBeganInPhase() == Bridge.PortletPhase.ACTION_PHASE)) {
bridgeRequestScope.removeExcludedAttributes(renderRequest);
}
}
protected void doHeaders(RenderRequest request, RenderResponse response) {
super.doHeaders(request, response);
PortalContext portalContext = request.getPortalContext();
String portalInfo = portalContext.getPortalInfo();
// -- adding DOM element to head is supported by JetSpeed 2.2
if (portalInfo.contains(Constants.JETSPEED)) {
// -- add CSS
Element cssElement = response.createElement("link");
// --encoding URLs is important
cssElement.setAttribute(
"href", response.encodeURL((request.getContextPath() + "/css/bookCatalog.css")));
cssElement.setAttribute("rel", "stylesheet");
cssElement.setAttribute("type", "text/css");
response.addProperty(MimeResponse.MARKUP_HEAD_ELEMENT, cssElement);
// -- add JavaScript
Element jsElement = response.createElement("script");
// --encoding URLs to resources is important
jsElement.setAttribute(
"src", response.encodeURL((request.getContextPath() + "/js/bookCatalog.js")));
jsElement.setAttribute("type", "text/javascript");
response.addProperty(MimeResponse.MARKUP_HEAD_ELEMENT, jsElement);
}
}
private void printSupportedWindowStates(PortalContext context) {
// -- supported window states by the portal server
Enumeration<WindowState> windowStates = context.getSupportedWindowStates();
while (windowStates.hasMoreElements()) {
WindowState windowState = windowStates.nextElement();
logger.info("Support window state " + windowState.toString());
}
}
private void printSupportedPortletModes(PortalContext context) {
// -- supported portlet modes by the portal server
Enumeration<PortletMode> portletModes = context.getSupportedPortletModes();
while (portletModes.hasMoreElements()) {
PortletMode mode = portletModes.nextElement();
logger.info("Support portlet mode " + mode.toString());
}
}
@SuppressWarnings("unchecked")
@RenderMode(name = "VIEW")
public void showBooks(RenderRequest request, RenderResponse response)
throws IOException, PortletException {
logger.info("Entering showBooks method");
PortalContext context = request.getPortalContext();
printSupportedPortletModes(context);
printSupportedWindowStates(context);
// --get user attributes user.name.given and user.name.family
Map<String, Object> userAttributeMap =
(Map<String, Object>) request.getAttribute(PortletRequest.USER_INFO);
String firstName = "";
String lastName = "";
if (userAttributeMap != null) {
firstName = (String) userAttributeMap.get("user.name.given");
lastName = (String) userAttributeMap.get("user.name.family");
request.setAttribute("firstName", firstName);
request.setAttribute("lastName", lastName);
}
String portalInfo = context.getPortalInfo();
request.setAttribute("portalInfo", portalInfo);
// --generate all the URLs that will be used by the portlet
generateUrls(request, response);
String myaction = request.getParameter("myaction");
if (myaction != null) {
logger.info("myaction parameter is not null. Value is " + myaction);
request.getPortletSession().setAttribute("myaction", myaction, PortletSession.PORTLET_SCOPE);
} else {
// -- if myaction is NULL then show the home page of Book
// catalog
// page
request
.getPortletSession()
.setAttribute("myaction", "showCatalog", PortletSession.PORTLET_SCOPE);
}
// -- send myaction as a request attribute to the BookServlet.
request.setAttribute("myaction", request.getPortletSession().getAttribute("myaction"));
// --dynamically obtain the title for the portlet, based on myaction
String titleKey =
"portlet.title." + (String) request.getPortletSession().getAttribute("myaction");
response.setTitle(getResourceBundle(request.getLocale()).getString(titleKey));
// --if the action is uploadTocForm then store the ISBN number of
// the
// --book for which the TOC is being uploaded. The upload action
// will use the ISBN number to create file name -- refer home.jsp
// page
if (((String) request.getAttribute("myaction")).equalsIgnoreCase("uploadTocForm")) {
request.getPortletSession().setAttribute("isbnNumber", request.getParameter("isbnNumber"));
}
if (((String) request.getPortletSession().getAttribute("myaction"))
.equalsIgnoreCase("showSearchResults")) {
request.setAttribute(
"matchingBooks", request.getPortletSession().getAttribute("matchingBooks"));
}
// its important to encode URLs
PortletRequestDispatcher dispatcher =
request
.getPortletSession()
.getPortletContext()
.getRequestDispatcher(response.encodeURL("/myservlet/bookServlet"));
dispatcher.include(request, response);
}