private String updatePolicy;

    private String checksumPolicy;

    public ArtifactRepositoryPolicy() {
        this(true, null, null);
    }

    public ArtifactRepositoryPolicy(ArtifactRepositoryPolicy policy) {
        this(policy.isEnabled(), policy.getUpdatePolicy(), policy.getChecksumPolicy());
    }

    public ArtifactRepositoryPolicy(boolean enabled, String updatePolicy, String checksumPolicy) {
        this.enabled = enabled;

            String url,
            ArtifactRepositoryLayout repositoryLayout,
            ArtifactRepositoryPolicy snapshots,
            ArtifactRepositoryPolicy releases) {
        if (snapshots == null) {
            snapshots = new ArtifactRepositoryPolicy();
        }

        if (releases == null) {
            releases = new ArtifactRepositoryPolicy();
        }

        if (globalUpdatePolicy != null) {

        return new MavenArtifactRepository(
                repository.getId(),
                repository.getUrl(),
                new DefaultRepositoryLayout(),
                new ArtifactRepositoryPolicy(),
                new ArtifactRepositoryPolicy());
    }

    public Artifact createArtifact(String groupId, String artifactId, String version, String packaging) {
        return createArtifact(groupId, artifactId, version, null, packaging);

        return effectiveRepositories;
    }

    private ArtifactRepositoryPolicy getEffectivePolicy(Collection<ArtifactRepositoryPolicy> policies) {
        ArtifactRepositoryPolicy effectivePolicy = null;

        for (ArtifactRepositoryPolicy policy : policies) {
            if (effectivePolicy == null) {
                effectivePolicy = new ArtifactRepositoryPolicy(policy);
            } else {

        return effectiveRepositories;
    }

    private ArtifactRepositoryPolicy getEffectivePolicy(Collection<ArtifactRepositoryPolicy> policies) {
        ArtifactRepositoryPolicy effectivePolicy = null;

        for (ArtifactRepositoryPolicy policy : policies) {
            if (effectivePolicy == null) {
                effectivePolicy = new ArtifactRepositoryPolicy(policy);
            } else {

    }

    public void setSnapshotUpdatePolicy(ArtifactRepositoryPolicy snapshots) {
        this.snapshots = snapshots;
    }

    public ArtifactRepositoryPolicy getSnapshots() {
        return snapshots;
    }

    public void setReleaseUpdatePolicy(ArtifactRepositoryPolicy releases) {
        this.releases = releases;
    }

    public ArtifactRepositoryPolicy getReleases() {
        return releases;
    }

    public int getNature() {
        return RELEASE;
    }

    public ArtifactRepositoryPolicy getPolicy(ArtifactRepository repository) {
        int nature = getNature();
        if ((nature & RepositoryMetadata.RELEASE_OR_SNAPSHOT) == RepositoryMetadata.RELEASE_OR_SNAPSHOT) {
            ArtifactRepositoryPolicy policy = new ArtifactRepositoryPolicy(repository.getReleases());
            policy.merge(repository.getSnapshots());

            String layoutId,
            ArtifactRepositoryPolicy snapshots,
            ArtifactRepositoryPolicy releases)
            throws UnknownRepositoryLayoutException;

    ArtifactRepository createArtifactRepository(
            String id,
            String url,
            ArtifactRepositoryLayout repositoryLayout,
            ArtifactRepositoryPolicy snapshots,
            ArtifactRepositoryPolicy releases);

            String layoutId,
            ArtifactRepositoryPolicy snapshots,
            ArtifactRepositoryPolicy releases)
            throws UnknownRepositoryLayoutException;

    ArtifactRepository createArtifactRepository(
            String id,
            String url,
            ArtifactRepositoryLayout repositoryLayout,
            ArtifactRepositoryPolicy snapshots,
            ArtifactRepositoryPolicy releases);

                                .toURI()
                                .getPath(),
                new DefaultRepositoryLayout(),
                new ArtifactRepositoryPolicy(),
                new ArtifactRepositoryPolicy());
    }