public H getHelper ( ) { if ( helper == null ) { if ( ! created ) { throw new IllegalStateException ( "A call has not been made to onCreate() yet so the helper is null" ) ; } else if ( destroyed ) { throw new IllegalStateException ( "A call to onDestroy has already been made and the helper cannot be used after that point" ) ; } else { throw new IllegalStateException ( "Helper is null for some unknown reason" ) ; } } else { return helper ; } }
Get a helper for this action .