001/*
002 *  Licensed to the Apache Software Foundation (ASF) under one
003 *  or more contributor license agreements.  See the NOTICE file
004 *  distributed with this work for additional information
005 *  regarding copyright ownership.  The ASF licenses this file
006 *  to you under the Apache License, Version 2.0 (the
007 *  "License"); you may not use this file except in compliance
008 *  with the License.  You may obtain a copy of the License at
009 *  
010 *    http://www.apache.org/licenses/LICENSE-2.0
011 *  
012 *  Unless required by applicable law or agreed to in writing,
013 *  software distributed under the License is distributed on an
014 *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
015 *  KIND, either express or implied.  See the License for the
016 *  specific language governing permissions and limitations
017 *  under the License. 
018 *  
019 */
020package org.apache.directory.api.ldap.model.schema.registries;
021
022
023/**
024 * A listener interface used by schema loaders and the schema subsystem of 
025 * Apache Directory Server to notify the registry of events like a new schema 
026 * being loaded or unloaded.
027 *
028 * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
029 */
030public interface SchemaLoaderListener
031{
032    /**
033     * Listener method called to indicate a loader or other agent finished 
034     * loading the schema objects for a schema into the Registries.
035     * 
036     * @param schema the Schema that was loaded
037     */
038    void schemaLoaded( Schema schema );
039
040
041    /**
042     * Listener method called to indicate an agent finished loading the schema
043     * objects for a schema into the Registries.
044     * 
045     * @param schema the Schema that was unloaded
046     */
047    void schemaUnloaded( Schema schema );
048}