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A continuously growing collection of utilities to measure performance, get better diagnostics, improve performance, or do things more reliably, faster that other open source libraries...

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/*
 * Copyright (c) 2001-2017, Zoltan Farkas All Rights Reserved.
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 *
 * Additionally licensed with:
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.spf4j.log;

import javax.annotation.Nullable;
import org.slf4j.Logger;
import org.slf4j.Marker;
import org.spf4j.base.Wrapper;

/**
 *
 * @author Zoltan Farkas
 */
public interface XLog extends Wrapper {

   /**
    * Is logger enabled for level and marker
    * @param level
    * @param marker
    * @return
    */
   boolean isEnabled(Level level, @Nullable Marker marker);

   /**
    * Log.
    * @param marker
    * @param level
    * @param format
    * @param args
    */
   void log(@Nullable Marker marker, Level level, String format, Object... args);

   /**
    * Log with a level that is enabled. (upgrade level until so)
    * @param marker
    * @param level
    * @param format
    * @param args
    */
   void logUpgrade(@Nullable Marker marker, Level level, String format, Object... args);

  }