| /** |
| * Copyright (c) 2004-2011 QOS.ch |
| * All rights reserved. |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining |
| * a copy of this software and associated documentation files (the |
| * "Software"), to deal in the Software without restriction, including |
| * without limitation the rights to use, copy, modify, merge, publish, |
| * distribute, sublicense, and/or sell copies of the Software, and to |
| * permit persons to whom the Software is furnished to do so, subject to |
| * the following conditions: |
| * |
| * The above copyright notice and this permission notice shall be |
| * included in all copies or substantial portions of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
| * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
| * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE |
| * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION |
| * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION |
| * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
| * |
| */ |
| package org.slf4j.impl; |
| |
| import org.slf4j.ILoggerFactory; |
| import org.slf4j.LoggerFactory; |
| import org.slf4j.helpers.NOPLoggerFactory; |
| import org.slf4j.spi.LoggerFactoryBinder; |
| |
| /** |
| * The binding of {@link LoggerFactory} class with an actual instance of |
| * {@link ILoggerFactory} is performed using information returned by this class. |
| * |
| * @author Ceki Gülcü |
| */ |
| public class StaticLoggerBinder implements LoggerFactoryBinder { |
| |
| /** |
| * The unique instance of this class. |
| * |
| */ |
| private static final StaticLoggerBinder SINGLETON = new StaticLoggerBinder(); |
| |
| /** |
| * Return the singleton of this class. |
| * |
| * @return the StaticLoggerBinder singleton |
| */ |
| public static final StaticLoggerBinder getSingleton() { |
| return SINGLETON; |
| } |
| |
| /** |
| * Declare the version of the SLF4J API this implementation is compiled against. |
| * The value of this field is usually modified with each release. |
| */ |
| // to avoid constant folding by the compiler, this field must *not* be final |
| public static String REQUESTED_API_VERSION = "1.6.99"; // !final |
| |
| private static final String loggerFactoryClassStr = NOPLoggerFactory.class.getName(); |
| |
| /** The ILoggerFactory instance returned by the {@link #getLoggerFactory} method |
| * should always be the same object |
| */ |
| private final ILoggerFactory loggerFactory; |
| |
| private StaticLoggerBinder() { |
| loggerFactory = new NOPLoggerFactory(); |
| } |
| |
| public ILoggerFactory getLoggerFactory() { |
| return loggerFactory; |
| } |
| |
| public String getLoggerFactoryClassStr() { |
| return loggerFactoryClassStr; |
| } |
| } |