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.server.core.api.event; 021 022 023import org.apache.directory.server.core.api.interceptor.context.AddOperationContext; 024import org.apache.directory.server.core.api.interceptor.context.DeleteOperationContext; 025import org.apache.directory.server.core.api.interceptor.context.ModifyOperationContext; 026import org.apache.directory.server.core.api.interceptor.context.MoveAndRenameOperationContext; 027import org.apache.directory.server.core.api.interceptor.context.MoveOperationContext; 028import org.apache.directory.server.core.api.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 */ 036public interface DirectoryListener 037{ 038 /** 039 * Called when an entry has been added. 040 * 041 * @param addContext the add operation context responsible for the change 042 */ 043 void entryAdded( AddOperationContext addContext ); 044 045 046 /** 047 * Called when an entry has been deleted. 048 * 049 * @param deleteContext the delete operation context responsible for the change 050 */ 051 void entryDeleted( DeleteOperationContext deleteContext ); 052 053 054 /** 055 * Called when an entry has been modified. 056 * 057 * @param modifyContext the modify operation context responsible for the change 058 */ 059 void entryModified( ModifyOperationContext modifyContext ); 060 061 062 /** 063 * Called when an entry has been renamed. 064 * 065 * @param renameContext the rename operation context responsible for the change 066 */ 067 void entryRenamed( RenameOperationContext renameContext ); 068 069 070 /** 071 * Called when an entry is moved. 072 * 073 * @param moveContext the move operation context responsible for the change 074 */ 075 void entryMoved( MoveOperationContext moveContext ); 076 077 078 /** 079 * Called when an entry is moved and renamed at the same time. 080 * 081 * @param moveAndRenameContext the move/rename operation context responsible for the change 082 */ 083 void entryMovedAndRenamed( MoveAndRenameOperationContext moveAndRenameContext ); 084 085 086 /** 087 * indicates if this listener needs to be invoked synchronously 088 * 089 * @return true if should be invoked synchronously, false otherwise 090 */ 091 boolean isSynchronous(); 092}