| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| package org.apache.myfaces.tobago.util; |
| |
| import javax.faces.application.Application; |
| import javax.faces.application.NavigationHandler; |
| import javax.faces.context.FacesContext; |
| import javax.servlet.ServletRequest; |
| import javax.servlet.http.HttpServletRequest; |
| import java.util.Collection; |
| import java.util.Collections; |
| import java.util.HashSet; |
| import java.util.Set; |
| |
| public class AjaxUtils { |
| |
| public static boolean isAjaxRequest(final FacesContext facesContext) { |
| return facesContext.getPartialViewContext().isAjaxRequest(); |
| } |
| |
| public static boolean isAjaxRequest(final ServletRequest request) { |
| String requestType = null; |
| if (request instanceof HttpServletRequest) { |
| final HttpServletRequest httpServletRequest = (HttpServletRequest) request; |
| requestType = httpServletRequest.getHeader("Faces-Request"); |
| } |
| return "partial/ajax".equalsIgnoreCase(requestType) |
| || "true".equalsIgnoreCase(request.getParameter("javax.faces.partial.ajax")); |
| } |
| |
| public static void addRenderIds(final String... renderIds) { |
| addRenderIds(FacesContext.getCurrentInstance(), renderIds); |
| } |
| |
| public static void addRenderIds(final FacesContext facesContext, final String... renderIds) { |
| Collections.addAll(facesContext.getPartialViewContext().getRenderIds(), renderIds); |
| } |
| |
| public static void removeRenderIds(final String... renderIds) { |
| removeRenderIds(FacesContext.getCurrentInstance(), renderIds); |
| } |
| |
| public static void removeRenderIds(final FacesContext facesContext, final String... renderIds) { |
| final Collection<String> collection = facesContext.getPartialViewContext().getRenderIds(); |
| for (final String renderId : renderIds) { |
| collection.remove(renderId); |
| } |
| } |
| |
| public static Set<String> getRenderIds(final FacesContext facesContext) { |
| return new HashSet<>(facesContext.getPartialViewContext().getRenderIds()); |
| } |
| |
| public static void navigate(final FacesContext facesContext, final Object outcome) { |
| final Application application = facesContext.getApplication(); |
| final NavigationHandler navigationHandler = application.getNavigationHandler(); |
| navigationHandler.handleNavigation(facesContext, null, outcome.toString()); |
| facesContext.renderResponse(); |
| } |
| } |