publicclass Main extends org.springframework.web.context.ContextLoaderListener {
/**
*@param args
*/
DatabaseListner listener = new DatabaseListner();
publicvoid contextDestroyed(ServletContextEvent event) {
super.contextDestroyed(event);
listener.end();
listener = null;
System.out.println(“web app undeployed”);
}
publicvoid contextInitialized(ServletContextEvent event) {
super.contextInitialized(event);
new Thread(){
publicvoid run() {
listener.listen();
}
}.start();
System.out.println(“Web app is ready.”);
}
}
and add those lines to servlet at web.xml
<listener>
<listener-class>com.amazon.synchronizer.Main</listener-class>
</listener>
