//But since the introduction of portlet bridge and the
//removal of portlet code in myfaces core 2.0, this condition
//no longer applies
ExternalContext externalContext = facesContext.getExternalContext();
ViewHandler viewHandler = facesContext.getApplication().getViewHandler();
String toViewId = navigationCase.getToViewId(facesContext);
String redirectPath = viewHandler.getRedirectURL(
facesContext, toViewId,
NavigationUtils.getEvaluatedNavigationParameters(navigationCase.getParameters()) ,
navigationCase.isIncludeViewParams());
//Clear ViewMap if we are redirecting to other resource
UIViewRoot viewRoot = facesContext.getViewRoot();
if (viewRoot != null && !viewRoot.getViewId().equals(toViewId))
{
//call getViewMap(false) to prevent unnecessary map creation
Map<String, Object> viewMap = viewRoot.getViewMap(false);
if (viewMap != null)
{
viewMap.clear();
}
}
// JSF 2.0 the javadoc of handleNavigation() says something like this
// "...If the view has changed after an application action, call
// PartialViewContext.setRenderAll(true)...". The effect is that ajax requests
// are included on navigation.
PartialViewContext partialViewContext = facesContext.getPartialViewContext();
String viewId = facesContext.getViewRoot() != null ? facesContext.getViewRoot().getViewId() : null;
if ( partialViewContext.isPartialRequest() &&
!partialViewContext.isRenderAll() &&
!toViewId.equals(viewId))
{
partialViewContext.setRenderAll(true);
}
// JSF 2.0 Spec call Flash.setRedirect(true) to notify Flash scope and take proper actions
externalContext.getFlash().setRedirect(true);
try
{
externalContext.redirect(redirectPath);
facesContext.responseComplete();
}
catch (IOException e)
{
throw new FacesException(e.getMessage(), e);
}
}
else
{
ViewHandler viewHandler = facesContext.getApplication().getViewHandler();
//create new view
String newViewId = navigationCase.getToViewId(facesContext);
// JSF 2.0 the javadoc of handleNavigation() says something like this
// "...If the view has changed after an application action, call
// PartialViewContext.setRenderAll(true)...". The effect is that ajax requests
// are included on navigation.
PartialViewContext partialViewContext = facesContext.getPartialViewContext();
String viewId = facesContext.getViewRoot() != null ? facesContext.getViewRoot().getViewId() : null;
if ( partialViewContext.isPartialRequest() &&
!partialViewContext.isRenderAll() &&
!newViewId.equals(viewId))
{
partialViewContext.setRenderAll(true);
}
if (facesContext.getViewRoot() != null)
{
if (facesContext.getViewRoot().getAttributes().containsKey("oam.CALL_PRE_DISPOSE_VIEW"))
{
facesContext.getAttributes().put(SKIP_ITERATION_HINT, Boolean.TRUE);
facesContext.getViewRoot().visitTree(VisitContext.createVisitContext(facesContext), new PreDisposeViewCallback());
facesContext.getAttributes().remove(SKIP_ITERATION_HINT);
}
}
// create UIViewRoot for new view
UIViewRoot viewRoot = null;
String derivedViewId = viewHandler.deriveViewId(facesContext, newViewId);
if (derivedViewId != null)
{
ViewDeclarationLanguage vdl = viewHandler.getViewDeclarationLanguage(facesContext, derivedViewId);
if (vdl != null)
{
ViewMetadata metadata = vdl.getViewMetadata(facesContext, newViewId);
if (metadata != null)
{
viewRoot = metadata.createMetadataView(facesContext);
}
}
}
// viewRoot can be null here, if ...
// - we don't have a ViewDeclarationLanguage (e.g. when using facelets-1.x)
// - there is no view metadata or metadata.createMetadataView() returned null
// - viewHandler.deriveViewId() returned null
if (viewRoot == null)
{
viewRoot = viewHandler.createView(facesContext, newViewId);
}
facesContext.setViewRoot(viewRoot);
facesContext.renderResponse();
}