1 /** 2 * Copyright (c) 2004-2011 QOS.ch 3 * All rights reserved. 4 * 5 * Permission is hereby granted, free of charge, to any person obtaining 6 * a copy of this software and associated documentation files (the 7 * "Software"), to deal in the Software without restriction, including 8 * without limitation the rights to use, copy, modify, merge, publish, 9 * distribute, sublicense, and/or sell copies of the Software, and to 10 * permit persons to whom the Software is furnished to do so, subject to 11 * the following conditions: 12 * 13 * The above copyright notice and this permission notice shall be 14 * included in all copies or substantial portions of the Software. 15 * 16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 17 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 18 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 19 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE 20 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION 21 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION 22 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 23 * 24 */ 25 package org.slf4j.ext; 26 27 import org.slf4j.LoggerFactory; 28 import org.slf4j.Marker; 29 import org.slf4j.MarkerFactory; 30 import org.slf4j.spi.LocationAwareLogger; 31 32 /** 33 * Simple Logger used to log events. All events are directed to a logger named "EventLogger" 34 * with a level of INFO and with an Event marker. 35 * 36 * @author Ralph Goers 37 */ 38 public class EventLogger { 39 40 private static final String FQCN = EventLogger.class.getName(); 41 42 static Marker EVENT_MARKER = MarkerFactory.getMarker("EVENT"); 43 44 private static LoggerWrapper eventLogger = new LoggerWrapper(LoggerFactory.getLogger("EventLogger"), FQCN); 45 46 /** 47 * There can only be a single EventLogger. 48 */ EventLogger()49 private EventLogger() { 50 } 51 52 /** 53 * Logs the event. 54 * 55 * @param data The EventData. 56 */ logEvent(EventData data)57 public static void logEvent(EventData data) { 58 if (eventLogger.instanceofLAL) { 59 ((LocationAwareLogger) eventLogger.logger).log(EVENT_MARKER, FQCN, LocationAwareLogger.INFO_INT, data.toXML(), new Object[] { data }, null); 60 } else { 61 eventLogger.logger.info(EVENT_MARKER, data.toXML(), data); 62 } 63 } 64 } 65