code: public void setGateways(java.util.Collection<GatewaySummary> gateways) {
          if (gateways == null) {
              this.gateways = null;
              return;
          }
  
          this.gateways = new java.util.ArrayList<GatewaySummary>(gateways);
      }
docs: <p>
  The gateways in the list.
  </p>
  
  @param gateways
  The gateways in the list.