}
                    }
                }
            }
        } catch (Exception e) {
            invalidMetadata(session, trace, metadata, repository, e);
            result.addException(e);
        }

        return (versioning != null) ? versioning : Versioning.newInstance();
    }

                        }
                    }
                }
            } catch (IOException e) {
                invalidMetadata(request.getRepositorySession(), trace, metadata, repository, e);
            }
        }

        return null;
    }

    private void invalidMetadata(
            RepositorySystemSession session,
            RequestTrace trace,

                mergeMetadata(versions, repoMetadata, repository);
            } catch (IOException e) {
                invalidMetadata(session, trace, metadata, repository, e);
            }
        }
    }

    private void invalidMetadata(
            RepositorySystemSession session,
            RequestTrace trace,
            org.eclipse.aether.metadata.Metadata metadata,

                    }
                }
            }
        } catch (Exception e) {
            invalidMetadata(session, trace, metadata, repository, e);
            result.addException(e);
        }

        return (versioning != null) ? versioning : Versioning.newInstance();
    }

    private void invalidMetadata(
            RepositorySystemSession session,
            RequestTrace trace,

	case "ContainerAlreadyExists":
		err = BucketExists{Bucket: bucket}
	case "InvalidResourceName":
		err = BucketNameInvalid{Bucket: bucket}
	case "RequestBodyTooLarge":
		err = PartTooBig{}
	case "InvalidMetadata":
		err = UnsupportedMetadata{}
	case "BlobAccessTierNotSupportedForAccountType":
		err = NotImplemented{}
	case "OutOfRangeInput":
		err = ObjectNameInvalid{
			Bucket: bucket,
			Object: object,
		}