程序包 org.springframework.messaging.handler.annotation

接口 ValueConstants

  • public interface ValueConstants
    Common annotation value constants.
    从以下版本开始:
    4.0
    作者:
    Rossen Stoyanchev

    • 字段概要

      字段 
      修饰符和类型字段说明
      static StringDEFAULT_NONE
      Constant defining a value for no default - as a replacement for null which we cannot use in annotation attributes.

    • 字段详细资料

      • DEFAULT_NONE

        static final String DEFAULT_NONE
        Constant defining a value for no default - as a replacement for null which we cannot use in annotation attributes.

        This is an artificial arrangement of 16 unicode characters, with its sole purpose being to never match user-declared values.

        另请参阅:
        Header.defaultValue(), 常量字段值