org.coos.messaging.util.Slf4jLogImpl Maven / Gradle / Ivy

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/**
 * COOS - Connected Objects Operating System (www.connectedobjects.org).
 *
 * Copyright (C) 2009 Telenor ASA and Tellu AS. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * 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 3 of the License, or
 * (at your option) any later version.
 *
 * This program 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 Lesser 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, see .
 *
 * You may also contact one of the following for additional information:
 * Telenor ASA, Snaroyveien 30, N-1331 Fornebu, Norway (www.telenor.no)
 * Tellu AS, Hagalokkveien 13, N-1383 Asker, Norway (www.tellu.no)
 */
package org.coos.messaging.util;

import java.util.Hashtable;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.slf4j.MDC;

/**
 * This logger class is a proxy towards slf4j logger class
 * 
 * @author Knut Eilif Husa, Tellu AS
 * 
 */
public class Slf4jLogImpl implements Log {

	private Logger logger = LoggerFactory.getLogger(Slf4jLogImpl.class);
	private Hashtable mdc = new Hashtable();
	private boolean inheritMDC = true;

	public void setLoggerName(String loggerName) {
		logger = LoggerFactory.getLogger(loggerName);
	}

	public boolean isInheritMDC() {
		return inheritMDC;
	}

	public void setInheritMDC(boolean inheritMDC) {
		this.inheritMDC = inheritMDC;
	}

	public void debug(String msg) {
		logger.debug(msg);
		updateMdc();

	}

	public void error(String msg) {
		logger.error(msg);
		updateMdc();

	}

	public void info(String msg) {
		logger.info(msg);
		updateMdc();

	}

	public void warn(String msg) {
		logger.warn(msg);
		updateMdc();

	}

	public void trace(String msg) {
		logger.trace(msg);
		updateMdc();
	}

	public void removeMDC(String key) {
		mdc.remove(key);
		MDC.remove(key);
	}

	public void putMDC(String key, String value) {
		mdc.put(key, value);
	}

	private void updateMdc() {
		if (!inheritMDC) {
			MDC.clear();
		}
		for (String key : mdc.keySet()) {
			MDC.put(key, mdc.get(key));
		}
	}

}