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.helpers; 26 27 import java.util.ArrayList; 28 import java.util.List; 29 import java.util.Map; 30 import java.util.concurrent.ConcurrentHashMap; 31 import java.util.concurrent.LinkedBlockingQueue; 32 33 import org.slf4j.ILoggerFactory; 34 import org.slf4j.Logger; 35 import org.slf4j.event.SubstituteLoggingEvent; 36 37 /** 38 * SubstituteLoggerFactory manages instances of {@link SubstituteLogger}. 39 * 40 * @author Ceki Gülcü 41 * @author Chetan Mehrotra 42 */ 43 public class SubstituteLoggerFactory implements ILoggerFactory { 44 45 volatile boolean postInitialization = false; 46 47 final Map<String, SubstituteLogger> loggers = new ConcurrentHashMap<>(); 48 49 final LinkedBlockingQueue<SubstituteLoggingEvent> eventQueue = new LinkedBlockingQueue<>(); 50 getLogger(String name)51 synchronized public Logger getLogger(String name) { 52 SubstituteLogger logger = loggers.get(name); 53 if (logger == null) { 54 logger = new SubstituteLogger(name, eventQueue, postInitialization); 55 loggers.put(name, logger); 56 } 57 return logger; 58 } 59 getLoggerNames()60 public List<String> getLoggerNames() { 61 return new ArrayList<>(loggers.keySet()); 62 } 63 getLoggers()64 public List<SubstituteLogger> getLoggers() { 65 return new ArrayList<>(loggers.values()); 66 } 67 getEventQueue()68 public LinkedBlockingQueue<SubstituteLoggingEvent> getEventQueue() { 69 return eventQueue; 70 } 71 postInitialization()72 public void postInitialization() { 73 postInitialization = true; 74 } 75 clear()76 public void clear() { 77 loggers.clear(); 78 eventQueue.clear(); 79 } 80 } 81