docs: public DescribeVpcPeeringConnectionsResult withVpcPeeringConnections(VpcPeeringConnection... vpcPeeringConnections) {
          if (this.vpcPeeringConnections == null) {
              setVpcPeeringConnections(new java.util.ArrayList<VpcPeeringConnection>(vpcPeeringConnections.length));
          }
          for (VpcPeeringConnection ele : vpcPeeringConnections) {
              this.vpcPeeringConnections.add(ele);
          }
          return this;
      }