question: public UpdatePod build ( ) { if ( getServers ( ) == null ) { int count = Math . max ( _primaryServerCount , _depth ) ; if ( _type == PodType . off ) { count = 0 ; } _servers = buildServers ( count ) ; } Objects . requireNonNull ( getServers ( ) ) ; return new UpdatePod ( this ) ; }
target:  Builds the configured pod.