| /* |
| * 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.commons.chain2.config; |
| |
| import java.net.URL; |
| import java.util.Map; |
| |
| import org.apache.commons.chain2.Catalog; |
| import org.apache.commons.chain2.CatalogFactory; |
| |
| /** |
| * <p>Facade class to abstract the functionality of parsing an arbitrary |
| * configuration file that defines and configures commands and command chains |
| * to be registered in a {@link Catalog}. It is legal to call the |
| * <code>parse()</code> method more than once, in order |
| * to parse more than one configuration document.</p> |
| * |
| * @version $Id$ |
| */ |
| public interface ConfigParser { |
| |
| // --------------------------------------------------------- Public Methods |
| |
| /** |
| * <p>Parse the configuration at the specified URL using the configured |
| * rule set, registering catalogs with nested chains and |
| * commands as they are encountered. Use this method <strong>only</strong> |
| * if you have included one or more <code>factory</code> elements in your |
| * configuration resource.</p> |
| * |
| * @param <K> the type of keys maintained by the context associated with this command |
| * @param <V> the type of mapped values |
| * @param <C> Type of the context associated with this command |
| * @param url <code>URL</code> of the configuration document to be parsed |
| * @return a CatalogFactory instance parsed from the given location |
| * @throws ChainConfigurationException if a parsing error occurs |
| */ |
| <K, V, C extends Map<K, V>> CatalogFactory<K, V, C> parse(URL url) throws ChainConfigurationException; |
| |
| } |