javax.faces.application.NavigationHandler Java Examples

private NavigationHandler wrapNavigationHandlerWithNewWrapper(NavigationHandler handler)
{
    if (ConfigurableNavigationHandler.class.isAssignableFrom(handler.getClass()))
    {
        try
        {
            Constructor deltaSpikeNavigationHandlerWrapperConstructor =
                navigationHandlerWrapperClass.getConstructor(ConfigurableNavigationHandler.class);

            NavigationHandler navigationHandlerWrapper =
                (NavigationHandler)deltaSpikeNavigationHandlerWrapperConstructor.newInstance(handler);
            return  navigationHandlerWrapper;
        }
        catch (Exception e)
        {
            throw ExceptionUtils.throwAsRuntimeException(e);
        }
    }

    return null;
}
 

private NavigationHandler wrapNavigationHandler(NavigationHandler handler)
{
    NavigationHandler result = null;

    if (manualNavigationHandlerWrapperMode == null)
    {
        lazyInit();
    }

    //jsf 2.2+
    if (!manualNavigationHandlerWrapperMode)
    {
        result = wrapNavigationHandlerWithNewWrapper(handler);
    }
    if (result != null)
    {
        return result;
    }

    //jsf 2.0 and 2.1
    return new DeltaSpikeNavigationHandler(handler);
}
 

@Override
public void handle() throws FacesException {
    for (Iterator<ExceptionQueuedEvent> i = getUnhandledExceptionQueuedEvents().iterator(); i.hasNext();) {
        ExceptionQueuedEvent event = i.next();
        ExceptionQueuedEventContext context = (ExceptionQueuedEventContext) event.getSource();

        Throwable t = context.getException();
        if (t instanceof ViewExpiredException) {
            ViewExpiredException vee = (ViewExpiredException) t;
            FacesContext facesContext = FacesContext.getCurrentInstance();
            Map<String, Object> requestMap = facesContext.getExternalContext().getRequestMap();
            NavigationHandler navigationHandler = facesContext.getApplication().getNavigationHandler();
            try {
                // Push some useful stuff to the request scope for use in the page
                requestMap.put("currentViewId", vee.getViewId());
                navigationHandler.handleNavigation(facesContext, null, "/viewExpired");
                facesContext.renderResponse();
            } finally {
                i.remove();
            }
        }
    }

    // At this point, the queue will not contain any ViewExpiredEvents. Therefore, let the parent handle them.
    getWrapped().handle();
}
 

/**
 * redirects to the specified page
 * @param page the name of the page to go to
 */
public void gotoPage(String page) {
    Application app = getApplication() ;
    if (app != null) {
        NavigationHandler navigator = app.getNavigationHandler();
        navigator.handleNavigation(getFacesContext(), null, page);
    }

    // if app is null, session has been destroyed
    else {
        try {
            FacesContext.getCurrentInstance().getExternalContext().redirect("Login.jsp");
        }
        catch (IOException ioe) {
            // message about destroyed app
        }
    }
}
 

/**
 * redirects to the specified page
 * @param page the name of the page to go to
 */
public void gotoPage(String page) {
    Application app = getApplication() ;
    if (app != null) {
        NavigationHandler navigator = app.getNavigationHandler();
        navigator.handleNavigation(getFacesContext(), null, page);
    }

    // if app is null, session has been destroyed
    else {
        try {
            FacesContext.getCurrentInstance().getExternalContext().redirect("msLogin.jsp");
        }
        catch (IOException ioe) {
            // message about destroyed app
        }
    }
}
 

private void handleViewExpiredException(ViewExpiredException vee) {
    LOG.log(Level.INFO, " handling viewExpiredException...");
    FacesContext context = FacesContext.getCurrentInstance();
    String viewId = vee.getViewId();
    LOG.log(Level.INFO, "view id @" + viewId);
    NavigationHandler nav
            = context.getApplication().getNavigationHandler();
    nav.handleNavigation(context, null, viewId);
    context.renderResponse();
}
 

private void handleViewExpiredException(ViewExpiredException vee) {
    LOG.log(Level.INFO, " handling viewExpiredException...");
    FacesContext context = FacesContext.getCurrentInstance();
    String viewId = vee.getViewId();
    LOG.log(Level.INFO, "view id @" + viewId);
    NavigationHandler nav
            = context.getApplication().getNavigationHandler();
    nav.handleNavigation(context, null, viewId);
    context.renderResponse();
}
 

private void handleNotFoundException(Exception e) {
    LOG.log(Level.INFO, "handling exception:...");
    FacesContext context = FacesContext.getCurrentInstance();
    String viewId = "/error.xhtml";
    LOG.log(Level.INFO, "view id @" + viewId);
    NavigationHandler nav
            = context.getApplication().getNavigationHandler();
    nav.handleNavigation(context, null, viewId);
    context.getViewRoot().getViewMap(true).put("ex", e);
    context.renderResponse();
}
 

/**
 * Handle the navigation request implied by the specified parameters,
 * through delegating to the target bean in the Spring application context.
 * <p>The target bean needs to extend the JSF NavigationHandler class.
 * If it extends Spring's DecoratingNavigationHandler, the overloaded
 * {@code handleNavigation} method with the original NavigationHandler
 * as argument will be used. Else, the standard {@code handleNavigation}
 * method will be called.
 */
@Override
public void handleNavigation(FacesContext facesContext, String fromAction, String outcome) {
	NavigationHandler handler = getDelegate(facesContext);
	if (handler instanceof DecoratingNavigationHandler) {
		((DecoratingNavigationHandler) handler).handleNavigation(
				facesContext, fromAction, outcome, this.originalNavigationHandler);
	}
	else {
		handler.handleNavigation(facesContext, fromAction, outcome);
	}
}
 

@Override
public void handleNavigation(
		FacesContext facesContext, String fromAction, String outcome, NavigationHandler originalNavigationHandler) {
	lastFromAction = fromAction;
	lastOutcome = outcome;
	if (originalNavigationHandler != null) {
		originalNavigationHandler.handleNavigation(facesContext, fromAction, outcome);
	}
}
 

private void handleViewExpiredException(ViewExpiredException vee) {
    LOG.log(Level.INFO, " handling viewExpiredException...");
    FacesContext context = FacesContext.getCurrentInstance();
    String viewId = vee.getViewId();
    LOG.log(Level.INFO, "view id @" + viewId);
    NavigationHandler nav
            = context.getApplication().getNavigationHandler();
    nav.handleNavigation(context, null, viewId);
    context.renderResponse();
}
 

private void handleNotFoundException(Exception e) {
    LOG.log(Level.INFO, "handling exception:...");
    FacesContext context = FacesContext.getCurrentInstance();
    String viewId = "/error.xhtml";
    LOG.log(Level.INFO, "view id @" + viewId);
    NavigationHandler nav
            = context.getApplication().getNavigationHandler();
    nav.handleNavigation(context, null, viewId);
    context.getViewRoot().getViewMap(true).put("ex", e);
    context.renderResponse();
}
 

private void handleViewExpiredException(ViewExpiredException vee) {
    LOG.log(Level.INFO, " handling viewExpiredException...");
    FacesContext context = FacesContext.getCurrentInstance();
    String viewId = vee.getViewId();
    LOG.log(Level.INFO, "view id @" + viewId);
    NavigationHandler nav
            = context.getApplication().getNavigationHandler();
    nav.handleNavigation(context, null, viewId);
    context.renderResponse();
}
 

private void handleNotFoundException(Exception e) {
    LOG.log(Level.INFO, "handling exception:...");
    FacesContext context = FacesContext.getCurrentInstance();
    String viewId = "/error.xhtml";
    LOG.log(Level.INFO, "view id @" + viewId);
    NavigationHandler nav
            = context.getApplication().getNavigationHandler();
    nav.handleNavigation(context, null, viewId);
    context.getViewRoot().getViewMap(true).put("ex", e);
    context.renderResponse();
}
 

private void handleViewExpiredException(ViewExpiredException vee) {
    LOG.log(Level.INFO, " handling viewExpiredException...");
    FacesContext context = FacesContext.getCurrentInstance();
    String viewId = vee.getViewId();
    LOG.log(Level.INFO, "view id @" + viewId);
    NavigationHandler nav
            = context.getApplication().getNavigationHandler();
    nav.handleNavigation(context, null, viewId);
    context.renderResponse();
}
 

private void handleNotFoundException(Exception e) {
    LOG.log(Level.INFO, "handling exception:...");
    FacesContext context = FacesContext.getCurrentInstance();
    String viewId = "/error.xhtml";
    LOG.log(Level.INFO, "view id @" + viewId);
    NavigationHandler nav
            = context.getApplication().getNavigationHandler();
    nav.handleNavigation(context, null, viewId);
    context.getViewRoot().getViewMap(true).put("ex", e);
    context.renderResponse();
}
 

private void handleViewExpiredException(ViewExpiredException vee) {
    LOG.log(Level.INFO, " handling viewExpiredException...");
    FacesContext context = FacesContext.getCurrentInstance();
    String viewId = vee.getViewId();
    LOG.log(Level.INFO, "view id @" + viewId);
    NavigationHandler nav
            = context.getApplication().getNavigationHandler();
    nav.handleNavigation(context, null, viewId);
    context.renderResponse();
}
 

private void handleNotFoundException(Exception e) {
    LOG.log(Level.INFO, "handling exception:...");
    FacesContext context = FacesContext.getCurrentInstance();
    String viewId = "/error.xhtml";
    LOG.log(Level.INFO, "view id @" + viewId);
    NavigationHandler nav
            = context.getApplication().getNavigationHandler();
    nav.handleNavigation(context, null, viewId);
    context.getViewRoot().getViewMap(true).put("ex", e);
    context.renderResponse();
}
 

private void handleViewExpiredException(ViewExpiredException vee) {
    LOG.log(Level.INFO, " handling viewExpiredException...");
    FacesContext context = FacesContext.getCurrentInstance();
    String viewId = vee.getViewId();
    LOG.log(Level.INFO, "view id @" + viewId);
    NavigationHandler nav
            = context.getApplication().getNavigationHandler();
    nav.handleNavigation(context, null, viewId);
    context.renderResponse();
}
 

private void handleNotFoundException(Exception e) {
    LOG.log(Level.INFO, "handling exception:...");
    FacesContext context = FacesContext.getCurrentInstance();
    String viewId = "/error.xhtml";
    LOG.log(Level.INFO, "view id @" + viewId);
    NavigationHandler nav
            = context.getApplication().getNavigationHandler();
    nav.handleNavigation(context, null, viewId);
    context.getViewRoot().getViewMap(true).put("ex", e);
    context.renderResponse();
}
 

private void handleViewExpiredException(ViewExpiredException vee) {
    LOG.log(Level.INFO, " handling viewExpiredException...");
    FacesContext context = FacesContext.getCurrentInstance();
    String viewId = vee.getViewId();
    LOG.log(Level.INFO, "view id @" + viewId);
    NavigationHandler nav
            = context.getApplication().getNavigationHandler();
    nav.handleNavigation(context, null, viewId);
    context.renderResponse();
}
 

private void handleNotFoundException(Exception e) {
    LOG.log(Level.INFO, "handling exception:...");
    FacesContext context = FacesContext.getCurrentInstance();
    String viewId = "/error.xhtml";
    LOG.log(Level.INFO, "view id @" + viewId);
    NavigationHandler nav
            = context.getApplication().getNavigationHandler();
    nav.handleNavigation(context, null, viewId);
    context.getViewRoot().getViewMap(true).put("ex", e);
    context.renderResponse();
}
 

private void handleViewExpiredException(ViewExpiredException vee) {
    LOG.log(Level.INFO, " handling viewExpiredException...");
    FacesContext context = FacesContext.getCurrentInstance();
    String viewId = vee.getViewId();
    LOG.log(Level.INFO, "view id @" + viewId);
    NavigationHandler nav
            = context.getApplication().getNavigationHandler();
    nav.handleNavigation(context, null, viewId);
    context.renderResponse();
}
 

private void handleNotFoundException(Exception e) {
    LOG.log(Level.INFO, "handling exception:...");
    FacesContext context = FacesContext.getCurrentInstance();
    String viewId = "/error.xhtml";
    LOG.log(Level.INFO, "view id @" + viewId);
    NavigationHandler nav
            = context.getApplication().getNavigationHandler();
    nav.handleNavigation(context, null, viewId);
    context.getViewRoot().getViewMap(true).put("ex", e);
    context.renderResponse();
}
 

private void handleNotFoundException(Exception e) {
    LOG.log(Level.INFO, "handling exception:...");
    FacesContext context = FacesContext.getCurrentInstance();
    String viewId = "/error.xhtml";
    LOG.log(Level.INFO, "view id @" + viewId);
    NavigationHandler nav
            = context.getApplication().getNavigationHandler();
    nav.handleNavigation(context, null, viewId);
    context.getViewRoot().getViewMap(true).put("ex", e);
    context.renderResponse();
}
 

/**
 * Constructor for wrapping the given navigation-cases
 *
 * @param navigationCases current navigation-cases
 * @param wrapped wrapped navigation-handler
 */
public NavigationCaseMapWrapper(Map<String, Set<NavigationCase>> navigationCases, NavigationHandler wrapped)
{
    this.wrappedNavigationCaseMap = navigationCases;
    this.wrapped = wrapped;
    this.viewConfigBasedNavigationCaseCache = createViewConfigBasedNavigationCases(false);
}
 

private void handleViewExpiredException(ViewExpiredException vee) {
    LOG.log(Level.INFO, " handling viewExpiredException...");
    FacesContext context = FacesContext.getCurrentInstance();
    String viewId = vee.getViewId();
    LOG.log(Level.INFO, "view id @" + viewId);
    NavigationHandler nav
            = context.getApplication().getNavigationHandler();
    nav.handleNavigation(context, null, viewId);
    context.renderResponse();
}
 

private void handleNotFoundException(Exception e) {
    LOG.log(Level.INFO, "handling exception:...");
    FacesContext context = FacesContext.getCurrentInstance();
    String viewId = "/error.xhtml";
    LOG.log(Level.INFO, "view id @" + viewId);
    NavigationHandler nav
            = context.getApplication().getNavigationHandler();
    nav.handleNavigation(context, null, viewId);
    context.getViewRoot().getViewMap(true).put("ex", e);
    context.renderResponse();
}
 

private void handleViewExpiredException(ViewExpiredException vee) {
    LOG.log(Level.INFO, " handling viewExpiredException...");
    FacesContext context = FacesContext.getCurrentInstance();
    String viewId = vee.getViewId();
    LOG.log(Level.INFO, "view id @" + viewId);
    NavigationHandler nav
            = context.getApplication().getNavigationHandler();
    nav.handleNavigation(context, null, viewId);
    context.renderResponse();
}
 

private void handleNotFoundException(Exception e) {
    LOG.log(Level.INFO, "handling exception:...");
    FacesContext context = FacesContext.getCurrentInstance();
    String viewId = "/error.xhtml";
    LOG.log(Level.INFO, "view id @" + viewId);
    NavigationHandler nav
            = context.getApplication().getNavigationHandler();
    nav.handleNavigation(context, null, viewId);
    context.getViewRoot().getViewMap(true).put("ex", e);
    context.renderResponse();
}