package dk.thoerup.traininfoservice;

import java.util.logging.Logger;

import javax.servlet.ServletContext;
import javax.servlet.ServletContextEvent;
import javax.servlet.ServletContextListener;
import javax.servlet.annotation.WebListener;



/**
 * Application Lifecycle Listener implementation class JmxListener
 *
 */
@WebListener
public class SettingsListener implements ServletContextListener {

	Logger logger = Logger.getLogger(SettingsListener.class.getName());


	/**
     * @see ServletContextListener#contextInitialized(ServletContextEvent)
     */
    public void contextInitialized(ServletContextEvent sce) {
        logger.warning("Context Init - Loading settings");

		ServletContext cxt = sce.getServletContext();
		loadSettings(cxt);

    }
    
    public static TraininfoSettings loadSettings(ServletContext cxt) {
    	TraininfoSettings settings = (TraininfoSettings) cxt.getAttribute("settings"); 
    	if (settings != null)  
    		return settings;
    	
		settings = new TraininfoSettings();
		settings.useazuresite = Boolean.parseBoolean( cxt.getInitParameter("useazuresite") );
		settings.cache_timeout = Integer.parseInt( cxt.getInitParameter("cache_timeout") );
		settings.reply_timeout = Integer.parseInt( cxt.getInitParameter("reply_timeout") );
        settings.banedk_threshold = Integer.parseInt(cxt.getInitParameter("banedk_threshold") );
        settings.banedk_timeout = Integer.parseInt( cxt.getInitParameter("banedk_timeout") );
        
        settings.stats_interval = Integer.parseInt( cxt.getInitParameter("stats_interval") );

		cxt.setAttribute("settings", settings);
		
		return settings;
    }

	/**
     * @see ServletContextListener#contextDestroyed(ServletContextEvent)
     */
    public void contextDestroyed(ServletContextEvent sce) {
    }
	
}