}

    private static Metadata createMetadataFromArtifact(Artifact artifact) {
        Metadata metadata = new Metadata();
        metadata.setArtifactId(artifact.getArtifactId());
        metadata.setGroupId(artifact.getGroupId());
        metadata.setVersion(artifact.getVersion());
        metadata.setVersioning(new Versioning());
        return metadata;
    }

		if err == io.EOF {
			err = io.ErrUnexpectedEOF
		}
		r.err = err
		return m, err
	}
	m.metadata, err = r.mr.ReadBytes(metaDataPoolGet())
	if err == io.EOF {
		err = io.ErrUnexpectedEOF
	}
	if len(m.metadata) == 0 && cap(m.metadata) >= metaDataReadDefault {
		metaDataPoolPut(m.metadata)
		m.metadata = nil
	}
	r.err = err
	return m, err
}

// next will read one entry from the stream.

//     -        metadata <- IV
//     -        metadata <- KeyID
//     -        metadata <- EncKey
//     -        metadata <- SealedKey
//     Output: enc_object_data, metadata
//
//  2. Decrypt:
//     Input: bucket, object, metadata, enc_object_data
//     -      KeyID  <- metadata
//     -      EncKey <- metadata
//     -          IV <- metadata
//     -   SealedKey <- metadata

        return path.toString();
    }

    private String path(Metadata metadata) {
        StringBuilder path = new StringBuilder(128);

        if (!metadata.getGroupId().isBlank()) {
            path.append(metadata.getGroupId().replace('.', '/')).append('/');
        }

        if (!metadata.getArtifactId().isBlank()) {
            path.append(metadata.getArtifactId()).append('/');
        }

## OpenAPI Metadata - Docs { #openapi-metadata-docs }

To add metadata to your OpenAPI schema, including a license, version, contact, etc, read the docs for [Tutorial - Metadata and Docs URLs](../tutorial/metadata.md){.internal-link target=_blank}.

## OpenAPI Custom URL { #openapi-custom-url }

    public void merge(ArtifactMetadata metadata) {
        ProjectArtifactMetadata m = (ProjectArtifactMetadata) metadata;
        if (!m.file.equals(file)) {
            throw new IllegalStateException("Cannot add two different pieces of metadata for: " + getKey());
        }
    }

    @Override
    public void merge(org.apache.maven.repository.legacy.metadata.ArtifactMetadata metadata) {

        RepositoryMetadata metadata = new ArtifactRepositoryMetadata(a);

        File file = new File(
                localRepository.getBasedir(), localRepository.pathOfLocalRepositoryMetadata(metadata, localRepository));
        file.delete();

        File touchFile = updateCheckManager.getTouchfile(metadata, file);
        touchFile.delete();

					return
				}
			}
		case "Metadata":
			var zb0003 uint32
			zb0003, err = dc.ReadArrayHeader()
			if err != nil {
				err = msgp.WrapError(err, "Metadata")
				return
			}
			if cap(z.Metadata) >= int(zb0003) {
				z.Metadata = (z.Metadata)[:zb0003]
			} else {
				z.Metadata = make([]BatchJobKV, zb0003)
			}
			for za0002 := range z.Metadata {
				err = z.Metadata[za0002].DecodeMsg(dc)

Version 1.3 introduces changes to help with [faster metadata reads and updates](https://blog.min.io/minio-versioning-metadata-deep-dive/)

| Entry           | Encoding                    | Content
| ----------------|-----------------------------|----------------------------------------
| xlHeaderVersion | msgp uint                   | header version identifier
| xlMetaVersion   | msgp uint                   | metadata version identifier

     * @throws RepositoryMetadataDeploymentException in case of metadata deployment issue
     */
    void deploy(ArtifactMetadata metadata, ArtifactRepository localRepository, ArtifactRepository deploymentRepository)
            throws RepositoryMetadataDeploymentException;

    /**
     * Install the metadata in the local repository.
     *
     * @param metadata        the metadata
     * @param localRepository the local repository