question: @ Deprecated public Builder schedulePickupAtBeginning ( CarrierShipment shipment ) { assertIsNotNull ( shipment ) ; boolean wasNew = openPickups . add ( shipment ) ; if ( ! wasNew ) { throw new IllegalStateException ( "Trying to deliver something which was already picked up." ) ; } Pickup pickup = createPickup ( shipment ) ; tourElements . add ( 0 , pickup ) ; return this ; }
target:  Schedules a the pickup of the shipment right at the beginning of the tour.