| /* |
| * 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.cocoon.woody.formmodel; |
| |
| import java.util.ArrayList; |
| import java.util.HashMap; |
| import java.util.Iterator; |
| import java.util.List; |
| import java.util.Locale; |
| import java.util.Map; |
| |
| import org.apache.cocoon.woody.Constants; |
| import org.apache.cocoon.woody.FormContext; |
| import org.xml.sax.ContentHandler; |
| import org.xml.sax.SAXException; |
| |
| /** |
| * Helper class for the implementation of widgets containing other widgets. |
| * |
| * @author Timothy Larson |
| * @version $Id$ |
| */ |
| public class ContainerDelegate { |
| // private WidgetDefinition definition; |
| private List widgets; |
| private Map widgetsById; |
| |
| private static final String WIDGETS_EL = "widgets"; |
| |
| public ContainerDelegate(WidgetDefinition definition) { |
| widgets = new ArrayList(); |
| widgetsById = new HashMap(); |
| // this.definition = definition; |
| } |
| |
| public void addWidget(Widget widget) { |
| widgets.add(widget); |
| widgetsById.put(widget.getId(), widget); |
| } |
| |
| public void readFromRequest(FormContext formContext) { |
| Iterator widgetIt = widgets.iterator(); |
| while (widgetIt.hasNext()) { |
| Widget widget = (Widget)widgetIt.next(); |
| widget.readFromRequest(formContext); |
| } |
| } |
| |
| public boolean validate(FormContext formContext) { |
| boolean valid = true; |
| Iterator widgetIt = widgets.iterator(); |
| while (widgetIt.hasNext()) { |
| Widget widget = (Widget)widgetIt.next(); |
| valid = valid & widget.validate(formContext); |
| } |
| return valid; |
| } |
| |
| public boolean hasWidget(String id) { |
| return widgetsById.containsKey(id); |
| } |
| |
| public Widget getWidget(String id) { |
| return (Widget)widgetsById.get(id); |
| } |
| |
| public Iterator iterator() { |
| return widgets.iterator(); |
| } |
| |
| /** |
| * Returns false if there is at least one field which has no value. |
| */ |
| public boolean widgetsHaveValues() { |
| Iterator widgetsIt = widgets.iterator(); |
| while(widgetsIt.hasNext()) { |
| Widget widget = (Widget)widgetsIt.next(); |
| if (widget.getValue() == null) |
| return false; |
| } |
| return true; |
| } |
| |
| public void generateSaxFragment(ContentHandler contentHandler, Locale locale) throws SAXException { |
| contentHandler.startElement(Constants.WI_NS, WIDGETS_EL, Constants.WI_PREFIX_COLON + WIDGETS_EL, Constants.EMPTY_ATTRS); |
| Iterator widgetIt = widgets.iterator(); |
| while (widgetIt.hasNext()) { |
| Widget widget = (Widget)widgetIt.next(); |
| widget.generateSaxFragment(contentHandler, locale); |
| } |
| contentHandler.endElement(Constants.WI_NS, WIDGETS_EL, Constants.WI_PREFIX_COLON + WIDGETS_EL); |
| } |
| } |
| |