.. java:import:: java.lang.annotation ElementType .. java:import:: java.lang.annotation Retention .. java:import:: java.lang.annotation RetentionPolicy .. java:import:: java.lang.annotation Target Callable ======== .. java:package:: org.moe.natj.general.ann :noindex: .. java:type:: @Retention @Target public @interface Callable Inner NatJ type, don't use this directly. Annotate annotations that used for marking callable arguments or return value representing a callable value.