Queries("partNumber", "{partNumber:.*}", "uploadId", "{uploadId:.*}")
		// ListObjectParts
		router.Methods(http.MethodGet).Path("/{object:.+}").
			HandlerFunc(s3APIMiddleware(api.ListObjectPartsHandler)).
			Queries("uploadId", "{uploadId:.*}")
		// CompleteMultipartUpload
		router.Methods(http.MethodPost).Path("/{object:.+}").
			HandlerFunc(s3APIMiddleware(api.CompleteMultipartUploadHandler)).

		default:
			writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
			return
		}
	}

	writeSuccessNoContent(w)
}

// ListObjectPartsHandler - List object parts
func (api objectAPIHandlers) ListObjectPartsHandler(w http.ResponseWriter, r *http.Request) {
	ctx := newContext(r, w, "ListObjectParts")

	defer logger.AuditLog(ctx, w, r, mustGetClaimsFromToken(r))

		case "ListObjectParts":
			// Register ListObjectParts handler.
			bucket.Methods(http.MethodGet).Path("/{object:.+}").HandlerFunc(api.ListObjectPartsHandler).Queries("uploadId", "{uploadId:.*}")
		case "ListMultipartUploads":
			// Register ListMultipartUploads handler.
			bucket.Methods(http.MethodGet).HandlerFunc(api.ListMultipartUploadsHandler).Queries("uploads", "")