/**
 * Logback: the reliable, generic, fast and flexible logging framework.
 * 
 * Copyright (C) 1999-2006, QOS.ch
 * 
 * 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.
 */

package ch.qos.logback.classic.selector.servlet;

import org.slf4j.Logger;
import org.slf4j.impl.StaticLoggerBinder;

import ch.qos.logback.classic.LoggerContext;
import ch.qos.logback.classic.selector.ContextSelector;

public class DefaultContextDetachingSCL implements ServletContextListener {
    
    public void contextDestroyed(ServletContextEvent servletContextEvent) {
        
        // loggerContextName hardcoded - could be made configurable to support other than "default" name
        String loggerContextName = "default";
        
        System.out.println("About to detach context named " + loggerContextName);
        
        ContextSelector selector = StaticLoggerBinder.getSingleton().getContextSelector();
        
        // possibly unneccesary to detach for the DefaultContextSelector
        LoggerContext context = selector.detachLoggerContext(loggerContextName);
        if (context != null) {
            Logger logger = context.getLogger(LoggerContext.ROOT_NAME);
            logger.warn("Stopping logger context " + loggerContextName);
            // when the web-app is destroyed, its logger context should be stopped
            context.stop();
        }
    }
    
    public void contextInitialized(ServletContextEvent arg0) {
        // do nothing
    }
    
}