docs: public InstanceNetworkInterface withPrivateIpAddresses(InstancePrivateIpAddress... privateIpAddresses) {
          if (this.privateIpAddresses == null) {
              setPrivateIpAddresses(new com.amazonaws.internal.SdkInternalList<InstancePrivateIpAddress>(privateIpAddresses.length));
          }
          for (InstancePrivateIpAddress ele : privateIpAddresses) {
              this.privateIpAddresses.add(ele);
          }
          return this;
      }