be.yildizgames.common.logging.SystemLoggerSlf4j Maven / Gradle / Ivy

Go to download
/*
 This file is part of the Yildiz-Engine project, licenced under the MIT License  (MIT)
 Copyright (c) 2019-2024 Grégory Van den Borre
 More infos available: https://engine.yildiz-games.be
 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 be.yildizgames.common.logging;


import org.slf4j.Logger;

import java.text.MessageFormat;
import java.util.ResourceBundle;

/**
 * This class provide an implementation for System.Logger based on SLF4J.
 * This allow to use the system Logger facade in classes and hide SLF4J, so it is no longer necessary to import it in
 * libraries using the logger, implementation is only required to configure the logger.
 *
 * @author Grégory Van den Borre
 */
public class SystemLoggerSlf4j implements System.Logger {

    /**
     * Wrapped SLF4j logger.
     */
    private final Logger logger;

    /**
     * Build a new instance from a SLF4j logger.
     * @param logger Logger to wrap.
     */
    SystemLoggerSlf4j(final Logger logger) {
        super();
        this.logger = logger;
    }

    @Override
    public final String getName() {
        return this.logger.getName();
    }

    @Override
    public final boolean isLoggable(Level level) {
        return switch (level) {
            case ALL -> true;
            case TRACE -> this.logger.isTraceEnabled();
            case DEBUG -> this.logger.isDebugEnabled();
            case INFO -> this.logger.isInfoEnabled();
            case WARNING -> this.logger.isWarnEnabled();
            case ERROR -> this.logger.isErrorEnabled();
            default -> false;
        };
    }

    @Override
    public final void log(Level level, ResourceBundle bundle, String msg, Throwable thrown) {
        switch(level) {
            case TRACE:
                this.logger.trace(msg, thrown);
                break;
            case DEBUG:
                this.logger.debug(msg, thrown);
                break;
            case INFO:
                this.logger.info(msg, thrown);
                break;
            case WARNING:
                this.logger.warn(msg, thrown);
                break;
            case ERROR:
                this.logger.error(msg, thrown);
                break;
            default:
                break;
        }
    }

    @Override
    public final void log(Level level, ResourceBundle bundle, String format, Object... params) {
        switch(level) {
            case TRACE:
                if(isLoggable(Level.TRACE)) {
                    this.logger.trace(MessageFormat.format(format, params));
                }
                break;
            case DEBUG:
                if(isLoggable(Level.DEBUG)) {
                    this.logger.debug(MessageFormat.format(format, params));
                }
                break;
            case INFO:
                if(isLoggable(Level.INFO)) {
                    this.logger.info(MessageFormat.format(format, params));
                }
                break;
            case WARNING:
                if(isLoggable(Level.WARNING)) {
                    this.logger.warn(MessageFormat.format(format, params));
                }
                break;
            case ERROR:
                if(isLoggable(Level.ERROR)) {
                    this.logger.error(MessageFormat.format(format, params));
                }
                break;
            default:
                if(isLoggable(Level.ALL)) {
                    this.logger.info(MessageFormat.format("Unhandled logger level " + level.getName() + " : " + format, params));
                }
                break;
        }
    }
    
    @Override
    public final String toString() {
        return "System Logger SLF4J";
    }

}