org.slf4j.impl.StaticLoggerBinder Maven / Gradle / Ivy

/*
 * Copyright (c) 2004-2005 SLF4J.ORG
 * Copyright (c) 2004-2005 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, and/or sell copies of  the Software, and to permit persons
 * to whom  the Software is furnished  to do so, provided  that the above
 * copyright notice(s) and this permission notice appear in all copies of
 * the  Software and  that both  the above  copyright notice(s)  and this
 * permission notice appear in supporting documentation.
 *
 * 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
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 * HOLDERS  INCLUDED IN  THIS  NOTICE BE  LIABLE  FOR ANY  CLAIM, OR  ANY
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 * RESULTING FROM LOSS  OF USE, DATA OR PROFITS, WHETHER  IN AN ACTION OF
 * CONTRACT, NEGLIGENCE  OR OTHER TORTIOUS  ACTION, ARISING OUT OF  OR IN
 * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 *
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package org.slf4j.impl;

import org.slf4j.LoggerFactory;
import org.slf4j.MarkerFactory;
import org.slf4j.ILoggerFactory;
import org.slf4j.IMarkerFactory;
import org.slf4j.spi.LoggerFactoryBinder;
import org.slf4j.spi.MarkerFactoryBinder;

/**
 * The binding of {@link LoggerFactory} class with an actual instance of 
 * {@link ILoggerFactory} is performed using information returned by this class. 
 * 
 * 
 * This class also contains the information for binding {@link MarkerFactory}
 * with the appropriate {@link IMarkerFactory} instance.
 * 
 * @author Ceki Gülcü
 */
public class StaticLoggerBinder implements LoggerFactoryBinder {

  /**
   * The unique instance of this class.
   */
  public static final StaticLoggerBinder SINGLETON = new StaticLoggerBinder();
  // Note: Log4j gets substituted at build time by an appropriate Ant task
  private static final String loggerFactoryClassStr ="org.slf4j.impl.Log4jLoggerFactory";

  /** The ILoggerFactory instance returned by the {@link #getLoggerFactory} method
   * should always be the same object
   */
  private final ILoggerFactory loggerFactory;
  
  private StaticLoggerBinder() {
//  Note: Log4j gets substituted at build time by an appropriate Ant task
    loggerFactory = new org.slf4j.impl.Log4jLoggerFactory();
  }
  
  public ILoggerFactory getLoggerFactory() {
    return loggerFactory;
  }
  
  public String getLoggerFactoryClassStr() {
    return loggerFactoryClassStr;
  }   
}