即将跳转到外部网站,安全性未知,是否继续?
https://github.com/spring-projects/spring-boot/blob/8257fd9d2f1c6d08198ea2da88925a6e6e5c81ec/spring-boot-project/spring-boot/src/main/java/org/springframework/boot/convert/StringToEnumIgnoringCaseConverterFactory.java#L83