bjoern@3476: package de.intevation.flys.client.server.features;
bjoern@3476: 
bjoern@3476: import java.io.IOException;
bjoern@3476: 
bjoern@3476: import javax.servlet.ServletContext;
bjoern@3476: import javax.servlet.ServletContextEvent;
bjoern@3476: import javax.servlet.ServletContextListener;
bjoern@3476: 
bjoern@3476: import org.apache.log4j.Logger;
bjoern@3476: 
bjoern@3476: import de.intevation.flys.client.server.LoggingConfigurator;
bjoern@3476: 
bjoern@3476: /**
bjoern@3476:  * ServletContextListenter to initalize the Features globally for
bjoern@3476:  * all Servlets
bjoern@3476:  */
bjoern@3476: public class FeatureServletContextListener implements ServletContextListener {
bjoern@3476: 
bjoern@3476:     public static final String LOG4J_PROPERTIES = "FLYS_CLIENT_LOG4J_PROPERIES";
bjoern@3476: 
bjoern@3476:     public static final Logger logger = Logger.getLogger(FeatureServletContextListener.class);
bjoern@3476: 
bjoern@3476:     @Override
bjoern@3476:     public void  contextInitialized(ServletContextEvent sce) {
bjoern@3476:         ServletContext sc = sce.getServletContext();
bjoern@3476: 
bjoern@3476:         this.initLogging(sc);
bjoern@3476: 
bjoern@3476:         String filename = sc.getInitParameter("features-file");
bjoern@3476: 
bjoern@3476:         logger.debug("Initializing ServletContext");
bjoern@3476:         try {
bjoern@3476:             XMLFileFeatures features = new XMLFileFeatures(sc.getRealPath(filename));
bjoern@3476:             sc.setAttribute(Features.CONTEXT_ATTRIBUTE, features);
bjoern@3476:         } catch(IOException e) {
bjoern@3476:             logger.error(e);
bjoern@3476:         }
bjoern@3476:     }
bjoern@3476: 
bjoern@3476:     @Override
bjoern@3476:     public void contextDestroyed(ServletContextEvent sce) {
bjoern@3476:         //DO NOTHING
bjoern@3476:     }
bjoern@3476: 
bjoern@3476: 
bjoern@3476:     private void initLogging(ServletContext sc) {
bjoern@3476:         String log4jProperties = System.getenv(LOG4J_PROPERTIES);
bjoern@3476: 
bjoern@3476:         if (log4jProperties == null || log4jProperties.length() == 0) {
bjoern@3476:             String file = sc.getInitParameter("log4j-properties");
bjoern@3476: 
bjoern@3476:             if (file != null && file.length() > 0) {
bjoern@3476:                 log4jProperties = sc.getRealPath(file);
bjoern@3476:             }
bjoern@3476:         }
bjoern@3476:         System.out.println(log4jProperties);
bjoern@3476: 
bjoern@3476:         LoggingConfigurator.init(log4jProperties);
bjoern@3476:     }
bjoern@3476: }