记录点滴

1.@requestParam注意，该注解会对参数进行一个自动的解码。因此，如有如下链接：http://www.foo.com?query=+有如下controller：@GetMapping public void handleRedirect(@RequestParam query, HttpServletRequest request, HttpServletResponse response) ;此处得到的query是一个空格。因为’+'号进行URL解码后是一个空格。...

2. ApplicationStartingEvent事件的发布概览：从获取SpringApplicationRunListeners到发布ApplicationStartingEvent事件的发布及SpringBoot启动流程分析：SpringApplication初始化中获取到的监听器ApplicationListener对该事件的处理。public ConfigurableApplicationContext run(String... args) { StopWatch stopWat

1.从SpringApplication开始@SpringBootApplicationpublic class ApplicationLoader { public static void main(String[] args) { SpringApplication application = new SpringApplication(ApplicationLoader.class); application.run(args); }}1.

1.BeanUtils.copyProperties是浅拷贝