LifecycleActionResult

继续响应弹性扩张活动，将ECS实例添加至伸缩组；继续响应弹性收缩活动，将ECS实例从伸缩组移除。

终止弹性扩张活动，直接释放创建出来的ECS实例；继续响应弹性收缩活动，将ECS实例从伸缩组移除。

针对弹性收缩活动，会拒绝释放ECS实例，进行回滚；针对弹性扩张活动，效果同ABANDON一样。

Returns a representation of an immutable list of all enum entries, in the order they're declared.

Returns the enum constant of this type with the specified name. The string must match exactly an identifier used to declare an enum constant in this type. (Extraneous whitespace characters are not permitted.)

Returns an array containing the constants of this enum type, in the order they're declared.