WebMvcConfig.java 文件源码

@Bean
public ReloadableResourceBundleMessageSource messageSource() {
    ReloadableResourceBundleMessageSource resource = new ReloadableResourceBundleMessageSource();
    resource.setBasenames("/WEB-INF/locales/messages");
    resource.setDefaultEncoding("UTF-8");
    resource.setFallbackToSystemLocale(Boolean.TRUE);
    return resource;
}