| /* |
| * 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.forms.formmodel; |
| |
| /** |
| * An action that acts on a repeater. |
| * |
| * @see RepeaterActionDefinitionBuilder |
| * @version $Id$ |
| */ |
| public class RepeaterAction extends Action { |
| |
| private Repeater repeater; |
| |
| |
| public RepeaterAction(RepeaterActionDefinition definition) { |
| super(definition); |
| } |
| |
| /** |
| * Get the repeater on which this action acts. |
| */ |
| public Repeater getRepeater() { |
| if (this.repeater == null) { |
| String name = ((RepeaterActionDefinition) getDefinition()).getRepeaterName(); |
| Widget widget; |
| if (name != null) { |
| // Get the corresponding sibling |
| widget = ((ContainerWidget) getParent()).getChild(name); |
| } else { |
| // Get the grand-parent (parent is the repeater row). |
| widget = getParent().getParent(); |
| } |
| |
| if (widget == null || !(widget instanceof Repeater)) { |
| throw new RuntimeException(name != null ? |
| "Cannot find sibling repeater named '" + name + "'." : |
| "Parent widget is not a repeater"); |
| } |
| |
| this.repeater = (Repeater)widget; |
| } |
| |
| return this.repeater; |
| } |
| } |