sig
type t = java'util'concurrent'locks'Condition java_instance
val await : Condition.t -> unit
val await_time : Condition.t -> java_long -> TimeUnit.t -> bool
val await_nanos : Condition.t -> java_long -> java_long
val await_uninterruptibly : Condition.t -> unit
val await_until : Condition.t -> JavaDate.t -> bool
val signal : Condition.t -> unit
val signal_all : Condition.t -> unit
val null : Condition.t
external is_null : Condition.t -> bool = "java is_null"
external is_not_null : Condition.t -> bool = "java is_not_null"
val wrap : Condition.t -> Condition.t option
val unwrap : Condition.t option -> Condition.t
end