unsubscribes any subscriptions that are currently part of this compositesubscription and removethem from the compositesubscription so that the compositesubscription is empty and inan unoperative state . concode_field_sep Set<T> subscriptions concode_elem_sep boolean unsubscribed concode_field_sep void add concode_elem_sep void unsubscribe concode_elem_sep void forEach concode_elem_sep boolean isUnsubscribed concode_elem_sep void remove concode_elem_sep void unsubscribeFromAll
void function ( ) { Collection < T > loc0 = null ; synchronized ( this ) { if ( unsubscribed || subscriptions == null ) { return ; } else { loc0 = subscriptions ; subscriptions = null ; } } unsubscribeFromAll ( loc0 ) ; }