1 /* 2 * Copyright (c) 2004-2007 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; 26 27 import org.slf4j.helpers.Util; 28 import org.slf4j.impl.StaticMarkerBinder; 29 30 /** 31 * MarkerFactory is a utility class producing {@link Marker} instances as 32 * appropriate for the logging system currently in use. 33 * 34 * <p> 35 * This class is essentially implemented as a wrapper around an 36 * {@link IMarkerFactory} instance bound at compile time. 37 * 38 * <p> 39 * Please note that all methods in this class are static. 40 * 41 * @author Ceki Gülcü 42 */ 43 public class MarkerFactory { 44 static IMarkerFactory markerFactory; 45 46 private MarkerFactory() { 47 } 48 49 static { 50 try { 51 markerFactory = StaticMarkerBinder.SINGLETON.getMarkerFactory(); 52 } catch (Exception e) { 53 // we should never get here 54 Util.reportFailure("Could not instantiate instance of class [" 55 + StaticMarkerBinder.SINGLETON.getMarkerFactoryClassStr() + "]", e); 56 } 57 } 58 59 /** 60 * Return a Marker instance as specified by the name parameter using the 61 * previously bound {@link IMarkerFactory}instance. 62 * 63 * @param name 64 * The name of the {@link Marker} object to return. 65 * @return marker 66 */ 67 public static Marker getMarker(String name) { 68 return markerFactory.getMarker(name); 69 } 70 71 /** 72 * Create a marker which is detached (even at birth) from the MarkerFactory. 73 * 74 * @return a dangling marker 75 * @since 1.5.1 76 */ 77 public static Marker getDetachedMarker(String name) { 78 return markerFactory.getDetachedMarker(name); 79 } 80 81 /** 82 * Return the {@link IMarkerFactory}instance in use. 83 * 84 * <p>The IMarkerFactory instance is usually bound with this class at 85 * compile time. 86 * 87 * @return the IMarkerFactory instance in use 88 */ 89 public static IMarkerFactory getIMarkerFactory() { 90 return markerFactory; 91 } 92 }