Richard S. Hall | f5931c1 | 2006-12-15 21:56:11 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * $Header: /cvshome/build/org.osgi.service.log/src/org/osgi/service/log/LogListener.java,v 1.9 2006/06/16 16:31:49 hargrave Exp $ |
| 3 | * |
| 4 | * Copyright (c) OSGi Alliance (2000, 2006). All Rights Reserved. |
| 5 | * |
| 6 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 7 | * you may not use this file except in compliance with the License. |
| 8 | * You may obtain a copy of the License at |
| 9 | * |
| 10 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 11 | * |
| 12 | * Unless required by applicable law or agreed to in writing, software |
| 13 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 14 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 15 | * See the License for the specific language governing permissions and |
| 16 | * limitations under the License. |
| 17 | */ |
| 18 | package org.osgi.service.log; |
| 19 | |
| 20 | import java.util.EventListener; |
| 21 | |
| 22 | /** |
| 23 | * Subscribes to <code>LogEntry</code> objects from the <code>LogReaderService</code>. |
| 24 | * |
| 25 | * <p> |
| 26 | * A <code>LogListener</code> object may be registered with the Log Reader Service |
| 27 | * using the <code>LogReaderService.addLogListener</code> method. After the |
| 28 | * listener is registered, the <code>logged</code> method will be called for each |
| 29 | * <code>LogEntry</code> object created. The <code>LogListener</code> object may be |
| 30 | * unregistered by calling the <code>LogReaderService.removeLogListener</code> |
| 31 | * method. |
| 32 | * |
| 33 | * @version $Revision: 1.9 $ |
| 34 | * @see LogReaderService |
| 35 | * @see LogEntry |
| 36 | * @see LogReaderService#addLogListener(LogListener) |
| 37 | * @see LogReaderService#removeLogListener(LogListener) |
| 38 | */ |
| 39 | public interface LogListener extends EventListener { |
| 40 | /** |
| 41 | * Listener method called for each LogEntry object created. |
| 42 | * |
| 43 | * <p> |
| 44 | * As with all event listeners, this method should return to its caller as |
| 45 | * soon as possible. |
| 46 | * |
| 47 | * @param entry A <code>LogEntry</code> object containing log information. |
| 48 | * @see LogEntry |
| 49 | */ |
| 50 | public void logged(LogEntry entry); |
| 51 | } |