class Application {

    @Value("${javastack.username}")
    private String username;

    @Value("${javastack.password}")
    private String password;

    /**
     * 来源微信公众号：Java技术栈
     * 作者：栈长
     */
    public static void main(String[] args) {
        SpringApplication.run(Application.class);
    }

    /**
     * 来源微信公众号：Java技术栈
     * 作者：栈长
     */
    @Bean
    public CommandLineRunner commandLineRunner() {<FILL_FUNCTION_BODY>}

}

        return (args) -> {
            log.info("javastack.username = {}", username);
            log.info("javastack.password = {}", password);
        };
    
<no_super_class>