code: public void setFleetCapacity(java.util.Collection<FleetCapacity> fleetCapacity) {
          if (fleetCapacity == null) {
              this.fleetCapacity = null;
              return;
          }
  
          this.fleetCapacity = new java.util.ArrayList<FleetCapacity>(fleetCapacity);
      }
docs: <p>
  Collection of objects containing capacity information for each requested fleet ID. Leave this parameter empty to
  retrieve capacity information for all fleets.
  </p>
  
  @param fleetCapacity
  Collection of objects containing capacity information for each requested fleet ID. Leave this parameter
  empty to retrieve capacity information for all fleets.