| /* |
| * $Header: /cvshome/build/info.dmtree/src/info/dmtree/DmtEventListener.java,v 1.6 2006/07/04 12:12:16 tszeredi Exp $ |
| * |
| * Copyright (c) OSGi Alliance (2004, 2006). All Rights Reserved. |
| * |
| * Licensed 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 info.dmtree; |
| |
| /** |
| * Registered implementations of this class are notified via {@link DmtEvent} |
| * objects about important changes in the tree. Events are generated after every |
| * successful DMT change, and also when sessions are opened or closed. If a |
| * {@link DmtSession} is opened in atomic mode, DMT events are only sent when |
| * the session is committed, when the changes are actually performed. |
| */ |
| public interface DmtEventListener { |
| |
| /** |
| * <code>DmtAdmin</code> uses this method to notify the registered |
| * listeners about the change. This method is called asynchronously from the |
| * actual event occurrence. |
| * |
| * @param event the <code>DmtEvent</code> describing the change in detail |
| */ |
| void changeOccurred(DmtEvent event); |
| } |