public void setBaseVersion(String baseVersion) {
        setBaseVersionInternal(baseVersion);
    }

    protected void setBaseVersionInternal(String baseVersion) {
        this.baseVersion = ArtifactUtils.toSnapshotVersion(baseVersion);
    }

    @Override
    public int compareTo(Artifact a) {
        int result = groupId.compareTo(a.getGroupId());
        if (result == 0) {