@Component
    @Scope(value = "singleton")
    public class WebApp {
    
        private ServletContext servletContext;
    
        private static Logger LOGGER;
    
        private static WebApp ourInstance = new WebApp();
    
        public static WebApp getInstance() {
            return ourInstance;
        }
    
        private WebApp() {
    
            System.out.println(servletContext);
    
        }
    
        public ServletContext getServletContext() {
            return servletContext;
        }
    
        @Autowired
        public void setServletContext(ServletContext servletContext) {
            this.servletContext = servletContext;
        }
    }