public class SmsFlyInitializer implements WebApplicationInitializer {
    @Override
    public void onStartup(ServletContext container) throws ServletException {
        FilterRegistration.Dynamic fr = container.addFilter("encodingFilter",
                new CharacterEncodingFilter());
        fr.setInitParameter("encoding", "UTF-8");
        fr.setInitParameter("forceEncoding", "true");
        fr.addMappingForUrlPatterns(null, true, "/*");

        AnnotationConfigWebApplicationContext ctx = new AnnotationConfigWebApplicationContext();
        ctx.register(ApplicationConfiguration.class,JpaConfiguration.class,ThymeleafConfig.class,SecurityConfiguration.class);
        ctx.setServletContext(container);
        ServletRegistration.Dynamic servlet = container.addServlet(
                "dispatcher", new DispatcherServlet(ctx));
        servlet.setLoadOnStartup(1);
        servlet.addMapping("/");


    }
}