1 /* $Id: ContainerCustomRules.java 1102402 2011-05-12 18:03:26Z simonetripodi $
2 *
3 * Licensed to the Apache Software Foundation (ASF) under one or more
4 * contributor license agreements. See the NOTICE file distributed with
5 * this work for additional information regarding copyright ownership.
6 * The ASF licenses this file to You under the Apache License, Version 2.0
7 * (the "License"); you may not use this file except in compliance with
8 * the License. You may obtain a copy of the License at
9 *
10 * http://www.apache.org/licenses/LICENSE-2.0
11 *
12 * Unless required by applicable law or agreed to in writing, software
13 * distributed under the License is distributed on an "AS IS" BASIS,
14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 * See the License for the specific language governing permissions and
16 * limitations under the License.
17 */
18
19 package org.apache.commons.digester3.plugins;
20
21 import org.apache.commons.digester3.Digester;
22 import org.apache.commons.digester3.plugins.PluginCreateRule;
23 import org.apache.commons.digester3.plugins.PluginDeclarationRule;
24
25 public class ContainerCustomRules
26 {
27 public static void addRules( Digester digester, String pattern )
28 {
29 // A Container object can have subtags called "widget" which
30 // define any object of type Widget. Because a Container is
31 // itself a widget, this allows us to build trees of objects.
32 PluginCreateRule pcr = new PluginCreateRule( Widget.class );
33 digester.addRule( pattern + "/widget", pcr );
34 digester.addSetNext( pattern + "/widget", "addChild" );
35
36 // allow users to declare plugins under a container as well
37 PluginDeclarationRule pdr = new PluginDeclarationRule();
38 digester.addRule( pattern + "/plugin", pdr );
39 }
40 }