case "NewMultipart":
			// Register New Multipart upload handler.
			bucket.Methods(http.MethodPost).Path("/{object:.+}").HandlerFunc(api.NewMultipartUploadHandler).Queries("uploads", "")
		case "CopyObjectPart":
			// Register CopyObjectPart handler.

		}
	}

	return z.serverPools[idx].NewMultipartUpload(ctx, bucket, object, opts)
}

// Copies a part of an object from source hashedSet to destination hashedSet.
func (z *erasureServerPools) CopyObjectPart(ctx context.Context, srcBucket, srcObject, destBucket, destObject string, uploadID string, partID int, startOffset int64, length int64, srcInfo ObjectInfo, srcOpts, dstOpts ObjectOptions) (PartInfo, error) {