ArtifactRepository localRepository)
            throws RepositoryMetadataStoreException {
        // TODO this could be a lot nicer... should really be in the snapshot transformation?
        if (metadata.isSnapshot()) {
            Metadata prevMetadata = metadata.getMetadata();

            for (ArtifactRepository repository : previousMetadata.keySet()) {

                    // if the POM didn't exist, retry if any repo is configured to always update
                    boolean snapshot = pomArtifact.isSnapshot();
                    for (ArtifactRepository repository : remoteRepositories) {
                        ArtifactRepositoryPolicy policy =
                                snapshot ? repository.getSnapshots() : repository.getReleases();

        // Here, we need to determine which policy to use. Release updateInterval will be used when
        // the metadata refers to a release artifact or meta-version, and snapshot updateInterval will be used when
        // it refers to a snapshot artifact or meta-version.
        // NOTE: Release metadata includes version information about artifacts that have been released, to allow

        this.groupId = groupId;
    }

    @Override
    public void setArtifactId(String artifactId) {
        this.artifactId = artifactId;
    }

    @Override
    public boolean isSnapshot() {
        return getBaseVersion() != null
                && (getBaseVersion().endsWith(SNAPSHOT_VERSION)
                        || getBaseVersion().equals(LATEST_VERSION));
    }

    @Override

    /**
     * Checks whether a given artifact version is considered a {@code SNAPSHOT} or not.
     * <p>
     * Shortcut for {@code getService(ArtifactManager.class).isSnapshot(...)}.
     * <p>
     * In case there is {@link Artifact} in scope, the recommended way to perform this check is
     * use of {@link Artifact#isSnapshot()} instead.
     *
     * @param version artifact version

                throw new IllegalArgumentException("constraint not supported by this parser");
            }

            @Override
            public boolean isSnapshot(String version) {
                requireNonNull(version, "version");
                return version.endsWith("SNAPSHOT");
            }
        };
    }

    /**
     * Creates a new model builder instance.
     *

        ArtifactRepositoryPolicy policy = artifact.isSnapshot() ? repository.getSnapshots() : repository.getReleases();

        if (!policy.isEnabled()) {
            logger.debug(
                    "Skipping disabled repository " + repository.getId() + " for resolution of " + artifact.getId());

        } else if (artifact.isSnapshot() || !artifact.getFile().exists()) {

            if (artifact.isSnapshot()) {
                Matcher matcher = Artifact.VERSION_FILE_PATTERN.matcher(artifact.getVersion());
                if (matcher.matches()) {
                    Snapshot snapshot = new Snapshot();
                    snapshot.setTimestamp(matcher.group(2));
                    try {
                        snapshot.setBuildNumber(Integer.parseInt(matcher.group(3)));

                }

                Snapshot s = v.getSnapshot();
                Snapshot snapshot = versioning.getSnapshot();
                if ( snapshot != null )
                {
                    boolean updateSnapshotVersions = false;
                    if ( s == null )
                    {
                        s = new Snapshot();
                        v.setSnapshot( s );

        assert response.json() == snapshot(
            [{"name": "Spider-Boy", "age": 18, "id": IsInt()}]
        )

        # Update a hero
        response = client.patch(
            f"/heroes/{hero_id}", json={"name": "Dog Pond", "age": None}
        )
        assert response.status_code == 200, response.text
        assert response.json() == snapshot(