class DestructionAwareBeanPostProcessorApplication {

    public static void main(String[] args) {<FILL_FUNCTION_BODY>}
}

        AnnotationConfigApplicationContext context = new AnnotationConfigApplicationContext(MyConfiguration.class);
        ConnectionService connection = context.getBean("connectionService", ConnectionService.class);
        System.out.println("Is connected: " + connection.isConnected());
        context.close();
    
<no_super_class>