/*******************************************************************************
 * Copyright 2017 Graz University of Technology
 * EAAF-Core Components has been developed in a cooperation between EGIZ,  
 * A-SIT+, A-SIT, and Graz University of Technology.
 *
 * Licensed under the EUPL, Version 1.2 or - as soon they will be approved by
 * the European Commission - subsequent versions of the EUPL (the "Licence");
 * You may not use this work except in compliance with the Licence.
 * You may obtain a copy of the Licence at:
 * https://joinup.ec.europa.eu/news/understanding-eupl-v12
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the Licence is distributed on an "AS IS" basis,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the Licence for the specific language governing permissions and
 * limitations under the Licence.
 *
 * This product combines work with different licenses. See the "NOTICE" text
 * file for details on the various modules and licenses.
 * The "NOTICE" text file is part of the distribution. Any derivative works
 * that you distribute must include a readable copy of the "NOTICE" text file.
 *******************************************************************************/
/*******************************************************************************
 *******************************************************************************/
package at.gv.egiz.eaaf.core.impl.logging;

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

import at.gv.egiz.eaaf.core.api.IStatusMessenger;

public class LogMessageProviderFactory {
	private static final Logger log = LoggerFactory.getLogger(LogMessageProviderFactory.class);
	private static IStatusMessenger internalMessager = new DummyStatusMessager();
	
	/**
	 * Get the implementation specific StatusCode messager
	 * 
	 * @return
	 */
	public static IStatusMessenger getMessager() {
		return internalMessager;
				
	}
	
	/**
	 * Set the implementation specific status messanger.
	 * <br><br>
	 * <b>This method can ONLY used ONCE!</b>
	 * 
	 * @param messanger
	 */
	public static void setStatusMessager(IStatusMessenger messanger) {
		if (internalMessager instanceof DummyStatusMessager) {
			internalMessager = messanger;
			log.info("Set StatusMessanger to '" + messanger.getClass().getName() + "'");
			
		} else {
			log.error("StatusMessanger CAN ONLY BE SET ONCE!!!!");
			throw new RuntimeException("StatusMessanger CAN ONLY BE SET ONCE!!!!");
			
		}
					
	}
}