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.
/**
 * 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 java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ConcurrentMap;

import org.slf4j.Logger;
import org.slf4j.ILoggerFactory;

An implementation of ILoggerFactory which always returns SimpleLogger instances. 
Author:
Ceki Gülcü/**
 * An implementation of {@link ILoggerFactory} which always returns
 * {@link SimpleLogger} instances.
 * 
 * @author Ceki Gülcü
 */
public class SimpleLoggerFactory implements ILoggerFactory {

    ConcurrentMap<String, Logger> loggerMap;

    public SimpleLoggerFactory() {
        loggerMap = new ConcurrentHashMap<String, Logger>();
        SimpleLogger.lazyInit();
    }

    
Return an appropriate SimpleLogger instance by name. /**
     * Return an appropriate {@link SimpleLogger} instance by name.
     */
    public Logger getLogger(String name) {
        Logger simpleLogger = loggerMap.get(name);
        if (simpleLogger != null) {
            return simpleLogger;
        } else {
            Logger newInstance = new SimpleLogger(name);
            Logger oldInstance = loggerMap.putIfAbsent(name, newInstance);
            return oldInstance == null ? newInstance : oldInstance;
        }
    }

    
Clear the internal logger cache.
This method is intended to be called by classes (in the same package) for
testing purposes. This method is internal. It can be modified, renamed or
removed at any time without notice.
You are strongly discouraged from calling this method in production code.
/**
     * Clear the internal logger cache.
     *
     * This method is intended to be called by classes (in the same package) for
     * testing purposes. This method is internal. It can be modified, renamed or
     * removed at any time without notice.
     *
     * You are strongly discouraged from calling this method in production code.
     */
    void reset() {
        loggerMap.clear();
    }
}