docs: public DescribeVpcEndpointConnectionsResult withVpcEndpointConnections(VpcEndpointConnection... vpcEndpointConnections) {
          if (this.vpcEndpointConnections == null) {
              setVpcEndpointConnections(new com.amazonaws.internal.SdkInternalList<VpcEndpointConnection>(vpcEndpointConnections.length));
          }
          for (VpcEndpointConnection ele : vpcEndpointConnections) {
              this.vpcEndpointConnections.add(ele);
          }
          return this;
      }