| /* |
| * 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.renderkit; |
| |
| import org.apache.myfaces.tobago.renderkit.html.HtmlAttributes; |
| import org.apache.myfaces.tobago.renderkit.html.HtmlElements; |
| import org.apache.myfaces.tobago.renderkit.html.HtmlInputTypes; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import javax.faces.application.StateManager; |
| import javax.faces.context.FacesContext; |
| import javax.faces.context.ResponseWriter; |
| import javax.faces.render.ResponseStateManager; |
| import java.io.IOException; |
| import java.util.Map; |
| |
| /** |
| * @deprecated since 2.0.0 No longer needed for JSF 2.0 |
| */ |
| @Deprecated |
| public class TobagoResponseStateManager extends ResponseStateManager { |
| private static final Logger LOG = LoggerFactory.getLogger(TobagoResponseStateManager.class); |
| |
| public static final String TREE_PARAM = "jsf_tree"; |
| public static final String VIEW_STATE_PARAM = "javax.faces.ViewState"; |
| private static final String VIEWID_PARAM = "jsf_viewid"; |
| |
| public Object getState(final FacesContext context, final String viewId) { |
| final Object treeStructure = getTreeStructureToRestore(context, viewId); |
| final Object componentStateToRestore = getComponentStateToRestore(context); |
| if (treeStructure != null && componentStateToRestore != null) { |
| return new Object[] {treeStructure, componentStateToRestore}; |
| } |
| return null; |
| } |
| |
| public Object getTreeStructureToRestore(final FacesContext facescontext, final String viewId) { |
| final Map requestMap = facescontext.getExternalContext().getRequestParameterMap(); |
| final Object requestViewId = requestMap.get(VIEWID_PARAM); |
| if (requestViewId == null || !requestViewId.equals(viewId)) { |
| //no saved state or state of different viewId |
| return null; |
| } |
| |
| return requestMap.get(TREE_PARAM); |
| |
| } |
| |
| public Object getComponentStateToRestore(final FacesContext facesContext) { |
| final Map requestMap = facesContext.getExternalContext().getRequestParameterMap(); |
| return requestMap.get(VIEW_STATE_PARAM); |
| } |
| |
| public void writeState(final FacesContext facesContext, |
| final StateManager.SerializedView serializedview) throws IOException { |
| final ResponseWriter responseWriter = facesContext.getResponseWriter(); |
| final Object treeStruct = serializedview.getStructure(); |
| final Object compStates = serializedview.getState(); |
| |
| if (treeStruct != null) { |
| if (treeStruct instanceof String) { |
| responseWriter.startElement(HtmlElements.INPUT, null); |
| responseWriter.writeAttribute(HtmlAttributes.TYPE, HtmlInputTypes.HIDDEN, null); |
| responseWriter.writeAttribute(HtmlAttributes.NAME, TREE_PARAM, null); |
| responseWriter.writeAttribute(HtmlAttributes.ID, TREE_PARAM, null); |
| responseWriter.writeAttribute(HtmlAttributes.VALUE, treeStruct, null); |
| responseWriter.endElement(HtmlElements.INPUT); |
| } |
| } else { |
| if (LOG.isDebugEnabled()) { |
| LOG.debug("No tree structure to be saved in client response!"); |
| } |
| } |
| |
| responseWriter.startElement(HtmlElements.INPUT, null); |
| responseWriter.writeAttribute(HtmlAttributes.TYPE, HtmlInputTypes.HIDDEN, null); |
| responseWriter.writeAttribute(HtmlAttributes.NAME, VIEW_STATE_PARAM, null); |
| responseWriter.writeAttribute(HtmlAttributes.ID, VIEW_STATE_PARAM, null); |
| if (compStates != null) { |
| if (compStates instanceof String) { |
| responseWriter.writeAttribute(HtmlAttributes.VALUE, compStates, null); |
| } else { |
| LOG.error("No component states written in response! Unknown instance of " + compStates.getClass().getName()); |
| } |
| } else { |
| responseWriter.writeAttribute(HtmlAttributes.VALUE, "", null); |
| if (LOG.isDebugEnabled()) { |
| LOG.debug("No component states to be saved in client response!"); |
| } |
| } |
| responseWriter.endElement(HtmlElements.INPUT); |
| |
| responseWriter.startElement(HtmlElements.INPUT, null); |
| responseWriter.writeAttribute(HtmlAttributes.TYPE, HtmlInputTypes.HIDDEN, null); |
| responseWriter.writeAttribute(HtmlAttributes.NAME, VIEWID_PARAM, null); |
| responseWriter.writeAttribute(HtmlAttributes.ID, VIEWID_PARAM, null); |
| responseWriter.writeAttribute(HtmlAttributes.VALUE, facesContext.getViewRoot().getViewId(), null); |
| responseWriter.endElement(HtmlElements.INPUT); |
| } |
| |
| } |