001    package org.apache.commons.digester3.plugins;
002    
003    /*
004     * Licensed to the Apache Software Foundation (ASF) under one
005     * or more contributor license agreements.  See the NOTICE file
006     * distributed with this work for additional information
007     * regarding copyright ownership.  The ASF licenses this file
008     * to you under the Apache License, Version 2.0 (the
009     * "License"); you may not use this file except in compliance
010     * with the License.  You may obtain a copy of the License at
011     *
012     *   http://www.apache.org/licenses/LICENSE-2.0
013     *
014     * Unless required by applicable law or agreed to in writing,
015     * software distributed under the License is distributed on an
016     * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
017     * KIND, either express or implied.  See the License for the
018     * specific language governing permissions and limitations
019     * under the License.
020     */
021    
022    /**
023     * Defines an interface that a Rule class can implement if it wishes to get an initialisation callback after the rule
024     * has been added to the set of Rules within a PluginRules instance.
025     * 
026     * @since 1.6
027     */
028    public interface InitializableRule
029    {
030    
031        /**
032         * Called after this Rule object has been added to the list of all Rules. Note that if a single InitializableRule
033         * instance is associated with more than one pattern, then this method will be called more than once.
034         * 
035         * @param pattern is the digester match pattern that will trigger this rule.
036         */
037        void postRegisterInit( String pattern );
038    
039    }