* @since 4.0.0
 */
@Experimental
public interface VersionConstraint {
    /**
     * Returns the range of this constraint, or {@code null} if none.
     * <p>
     * Note: only one, this method or {@link #getRecommendedVersion()} method must return non-{@code null} value.
     */
    @Nullable
    VersionRange getVersionRange();

    /**
     * Returns the recommended version of this constraint, or {@code null} if none.
     * <p>

                if (range.hasRestrictions()) {
                    return range.containsVersion(version);
                } else {
                    return range.getRecommendedVersion().compareTo(version) == 0;
                }
            } catch (InvalidVersionSpecificationException ex) {
                return false;
            }
        }

        @Override