creates a booleansubscription without unsubscribe behavior . concode_field_sep int unsubscribed concode_elem_sep AtomicIntegerFieldUpdater<BooleanSubscription> UNSUBSCRIBED_UPDATER concode_elem_sep Action0 action concode_field_sep void unsubscribe concode_elem_sep boolean isUnsubscribed
BooleanSubscription function ( ) { return new BooleanSubscription ( ) ; }