/*
* 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.shale.tiger.managed.rules;
import org.apache.commons.digester.Rule;
import org.apache.shale.tiger.managed.config.ListEntriesConfig;
import org.apache.shale.tiger.managed.config.ListEntryConfig;
import org.xml.sax.Attributes;
/**
* <p>Digester rule for processing a <code><list-entries></code>
* nested element.</p>
*/
public class ListEntryRule extends Rule {
/** Creates a new instance of ListEntryRule. */
public ListEntryRule() {
}
/** <p>Fully qualified class name of our configuration element bean.</p> */
private static final String CLASS_NAME =
"org.apache.shale.tiger.managed.config.ListEntryConfig";
/**
* <p>Create a new {@link ListEntryConfig} and push it on to the
* Digester stack.</p>
*
* @param namespace Namespace URI of the matching element
* @param name Local name of the matching element
* @param attributes Attribute list of the matching element
*
* @exception Exception if a parsing error occurs
*/
public void begin(String namespace, String name,
Attributes attributes) throws Exception {
Class clazz = digester.getClassLoader().loadClass(CLASS_NAME);
digester.push(clazz.newInstance());
}
/**
* <p>No body processing for this element.</p>
*
* @param namespace Namespace URI of the matching element
* @param name Local name of the matching element
*
* @throws Exception if a parsing error occurs
*/
public void body(String namespace, String name) throws Exception {
}
/**
* <p>Pop the {@link ListEntryConfig} instance from the stack,
* and either add it to the parent configuration.</p>
*
* @param namespace Namespace URI of the matching element
* @param name Local name of the matching element
*
* @exception IllegalStateException if the popped object is not
* of the correct type
* @exception Exception if a different error occurs
*/
public void end(String namespace, String name) throws Exception {
ListEntryConfig config = (ListEntryConfig) digester.pop();
ListEntriesConfig parent = (ListEntriesConfig) digester.peek();
parent.addEntry(config);
}
}