    001/**
    002 * Copyright (c) 2004-2011 QOS.ch
    003 * All rights reserved.
    004 *
    005 * Permission is hereby granted, free  of charge, to any person obtaining
    006 * a  copy  of this  software  and  associated  documentation files  (the
    007 * "Software"), to  deal in  the Software without  restriction, including
    008 * without limitation  the rights to  use, copy, modify,  merge, publish,
    009 * distribute,  sublicense, and/or sell  copies of  the Software,  and to
    010 * permit persons to whom the Software  is furnished to do so, subject to
    011 * the following conditions:
    012 *
    013 * The  above  copyright  notice  and  this permission  notice  shall  be
    014 * included in all copies or substantial portions of the Software.
    015 *
    016 * THE  SOFTWARE IS  PROVIDED  "AS  IS", WITHOUT  WARRANTY  OF ANY  KIND,
    017 * EXPRESS OR  IMPLIED, INCLUDING  BUT NOT LIMITED  TO THE  WARRANTIES OF
    018 * MERCHANTABILITY,    FITNESS    FOR    A   PARTICULAR    PURPOSE    AND
    019 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
    020 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
    021 * OF CONTRACT, TORT OR OTHERWISE,  ARISING FROM, OUT OF OR IN CONNECTION
    022 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
    023 *
    024 */
    025package org.slf4j.spi;
    026
    027import org.slf4j.ILoggerFactory;
    028
    029/**
    030 * An internal interface which helps the static {@link org.slf4j.LoggerFactory}
    031 * class bind with the appropriate {@link ILoggerFactory} instance.
    032 *
    033 * @author Ceki G&uuml;lc&uuml;
    034 */
    035public interface LoggerFactoryBinder {
    036
    037    /**
    038     * Return the instance of {@link ILoggerFactory} that
    039     * {@link org.slf4j.LoggerFactory} class should bind to.
    040     *
    041     * @return the instance of {@link ILoggerFactory} that
    042     * {@link org.slf4j.LoggerFactory} class should bind to.
    043     */
    044    public ILoggerFactory getLoggerFactory();
    045
    046    /**
    047     * The String form of the {@link ILoggerFactory} object that this
    048     * <code>LoggerFactoryBinder</code> instance is <em>intended</em> to return.
    049     *
    050     * <p>This method allows the developer to interrogate this binder's intention
    051     * which may be different from the {@link ILoggerFactory} instance it is able to
    052     * yield in practice. The discrepancy should only occur in case of errors.
    053     *
    054     * @return the class name of the intended {@link ILoggerFactory} instance
    055     */
    056    public String getLoggerFactoryClassStr();
    057}