| /* |
| * Copyright (c) OSGi Alliance (2000, 2016). 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 org.osgi.service.log; |
| |
| import java.util.EventListener; |
| |
| import org.osgi.annotation.versioning.ConsumerType; |
| |
| /** |
| * Subscribes to {@code LogEntry} objects from the {@code LogReaderService}. |
| * <p> |
| * A {@code LogListener} object may be registered with the Log Reader Service |
| * using the {@code LogReaderService.addLogListener} method. After the listener |
| * is registered, the {@code logged} method will be called for each |
| * {@code LogEntry} object created. The {@code LogListener} object may be |
| * unregistered by calling the {@code LogReaderService.removeLogListener} |
| * method. |
| * <p> |
| * Since 1.4, {@link org.osgi.service.log.stream.LogStreamProvider} is the |
| * preferred way to obtain {@link LogEntry} objects. |
| * |
| * @ThreadSafe |
| * @author $Id$ |
| */ |
| @ConsumerType |
| @FunctionalInterface |
| public interface LogListener extends EventListener { |
| /** |
| * Listener method called for each LogEntry object created. |
| * |
| * @param entry A {@link LogEntry} object containing log information. |
| */ |
| void logged(LogEntry entry); |
| } |