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     */
020    package org.apache.directory.server.core.event;
021    
022    
023    import org.apache.directory.server.core.interceptor.context.AddOperationContext;
024    import org.apache.directory.server.core.interceptor.context.DeleteOperationContext;
025    import org.apache.directory.server.core.interceptor.context.ModifyOperationContext;
026    import org.apache.directory.server.core.interceptor.context.MoveAndRenameOperationContext;
027    import org.apache.directory.server.core.interceptor.context.MoveOperationContext;
028    import org.apache.directory.server.core.interceptor.context.RenameOperationContext;
029    
030    
031    /**
032     * A listener which is notified of changes to the directory service.
033     *
034     * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
035     * @version $Rev$, $Date$
036     */
037    public interface DirectoryListener
038    {
039        /**
040         * Called when an entry has been added.
041         *
042         * @param opContext the add operation context responsible for the change
043         */
044        void entryAdded( AddOperationContext opContext ); 
045        
046        
047        /**
048         * Called when an entry has been deleted.
049         *
050         * @param opContext the delete operation context responsible for the change
051         */
052        void entryDeleted( DeleteOperationContext opContext );
053        
054        
055        /**
056         * Called when an entry has been modified.
057         *
058         * @param opContext the modify operation context responsible for the change
059         */
060        void entryModified( ModifyOperationContext opContext );
061        
062        
063        /**
064         * Called when an entry has been renamed.
065         *
066         * @param opContext the rename operation context responsible for the change
067         */
068        void entryRenamed( RenameOperationContext opContext );
069        
070        
071        /**
072         * Called when an entry is moved.
073         *
074         * @param opContext the move operation context responsible for the change
075         */
076        void entryMoved( MoveOperationContext opContext );
077        
078        
079        /**
080         * Called when an entry is moved and renamed at the same time.
081         *
082         * @param opContext the move/rename operation context responsible for the change
083         */
084        void entryMovedAndRenamed( MoveAndRenameOperationContext opContext );
085    }