public void render(FacesContext context) throws FacesException {
if (context.getResponseComplete()) return;
Application app = context.getApplication();
ViewHandler view = app.getViewHandler();
beforePhase(context, PhaseId.RENDER_RESPONSE);
try {
if (log.isLoggable(Level.FINER)) log.finer(context.getViewRoot() + " before render view");
view.renderView(context, context.getViewRoot());
} catch (java.io.IOException e) {
if (sendError(context, "renderView", e)) return;
throw new FacesException(e);
} catch (RuntimeException e) {
if (sendError(context, "renderView", e)) return;
throw e;
} finally {
afterPhase(context, PhaseId.RENDER_RESPONSE);
logMessages(context);
}
}
public void execute(FacesContext facesContext) throws FacesException {
if (LOGGER.isLoggable(Level.FINE)) {
LOGGER.fine("Entering RenderResponsePhase");
}
if (LOGGER.isLoggable(Level.FINE)) {
LOGGER.fine("About to render view " + facesContext.getViewRoot().getViewId());
}
// For requests intended to produce a partial response, we need prohibit
// writing any content outside of the view itself (f:view).
PartialViewContext partialViewContext = facesContext.getPartialViewContext();
if (partialViewContext.isAjaxRequest()) {
OnOffResponseWrapper onOffResponse = new OnOffResponseWrapper(facesContext);
onOffResponse.setEnabled(false);
}
try {
ViewHandler vh = facesContext.getApplication().getViewHandler();
ViewDeclarationLanguage vdl =
vh.getViewDeclarationLanguage(facesContext, facesContext.getViewRoot().getViewId());
if (vdl != null) {
vdl.buildView(facesContext, facesContext.getViewRoot());
}
boolean viewIdsUnchanged;
do {
String beforePublishViewId = facesContext.getViewRoot().getViewId();
// the before render event on the view root is a special case to keep door open for
// navigation
// this must be called *after* PDL.buildView() and before VH.renderView()
facesContext
.getApplication()
.publishEvent(facesContext, PreRenderViewEvent.class, facesContext.getViewRoot());
String afterPublishViewId = facesContext.getViewRoot().getViewId();
viewIdsUnchanged =
beforePublishViewId == null && afterPublishViewId == null
|| (beforePublishViewId != null && afterPublishViewId != null)
&& beforePublishViewId.equals(afterPublishViewId);
} while (!viewIdsUnchanged);
// render the view
vh.renderView(facesContext, facesContext.getViewRoot());
} catch (IOException e) {
throw new FacesException(e.getMessage(), e);
}
if (LOGGER.isLoggable(Level.FINEST)) {
LOGGER.log(
Level.FINEST,
"+=+=+=+=+=+= View structure printout for " + facesContext.getViewRoot().getViewId());
DebugUtil.printTree(facesContext.getViewRoot(), LOGGER, Level.FINEST);
}
if (LOGGER.isLoggable(Level.FINE)) {
LOGGER.fine("Exiting RenderResponsePhase");
}
}
public void renderView(FacesContext context, UIViewRoot viewRoot)
throws IOException, FacesException {
String viewId = viewRoot.getViewId();
if (!context.getResponseComplete() && isMapped(viewId)) {
NavigationHandler nh = context.getApplication().getNavigationHandler();
ViewHandler vh = context.getApplication().getViewHandler();
String action = (String) context.getExternalContext().getRequestParameterMap().get("action");
String outcome =
(String) context.getExternalContext().getRequestParameterMap().get("outcome");
if (action != null) {
String method = extractMethodName(action);
MethodBinding mb =
context.getApplication().createMethodBinding("#{" + action + "}", new Class[0]);
outcome = mb.invoke(context, new Object[0]).toString();
nh.handleNavigation(context, method, outcome);
if (!context.getResponseComplete() && context.getViewRoot().equals(viewRoot)) {
throw new FacesException(
"No navigation rules from viewId="
+ viewId
+ ", action="
+ action
+ ", outcome="
+ outcome
+ " found.");
}
} else {
nh.handleNavigation(context, null, outcome);
if (!context.getResponseComplete() && context.getViewRoot().equals(viewRoot)) {
throw new FacesException(
"No navigation rules from viewId=" + viewId + ", outcome=" + outcome + " found.");
}
}
if (!context.getResponseComplete()) {
vh.renderView(context, context.getViewRoot());
}
;
} else {
viewHandler.renderView(context, viewRoot);
}
}
public void renderView(FacesContext context, UIViewRoot root) throws IOException, FacesException {
// SAK-20286 start
// Get the request
HttpServletRequest req = (HttpServletRequest) context.getExternalContext().getRequest();
String requestURI = req.getRequestURI();
// Make the attribute name unique to the request
String attrName = "sakai.jsf.tool.URL.loopDetect.viewId-" + requestURI;
// Try to fetch the attribute
Object attribute = req.getAttribute(attrName);
// If the attribute is null, this is the first request for this view
if (attribute == null) {
req.setAttribute(attrName, "true");
} else if ("true".equals(attribute)) { // A looping request is detected.
HttpServletResponse res = (HttpServletResponse) context.getExternalContext().getResponse();
// Send a 404
res.sendError(404, "File not found: " + requestURI);
}
// SAK-20286 end
m_wrapped.renderView(context, root);
}
@Override
public void beforePhase(PhaseEvent event) {
FacesContext facesContext = event.getFacesContext();
ExternalContext externalContext = facesContext.getExternalContext();
HttpSession httpSession = (HttpSession) externalContext.getSession(false);
boolean newSession = (httpSession == null) || (httpSession.isNew());
boolean postBack = !externalContext.getRequestParameterMap().isEmpty();
boolean timedOut = postBack && newSession;
if (timedOut) {
Application application = facesContext.getApplication();
ViewHandler viewHandler = application.getViewHandler();
UIViewRoot view = viewHandler.createView(facesContext, "/main.xhtml");
facesContext.setViewRoot(view);
facesContext.renderResponse();
try {
viewHandler.renderView(facesContext, view);
facesContext.responseComplete();
} catch (Exception e) {
throw new FacesException("Session timed out", e);
}
}
}
