//                                                                             =======
    public HpSpecification specify() {
        assertSpecifyPurpose();
        if (_specification == null) {
            _specification = new HpSpecification();
        }
        return _specification;
    }

    protected void assertQueryPurpose() {
    }

    protected void assertAggregationPurpose() {

    //                                                                             =======
    public HpSpecification specify() {
        assertSpecifyPurpose();
        if (_specification == null) {
            _specification = new HpSpecification();
        }
        return _specification;
    }

    protected void assertQueryPurpose() {
    }

    protected void assertAggregationPurpose() {

    //                                                                             =======
    public HpSpecification specify() {
        assertSpecifyPurpose();
        if (_specification == null) {
            _specification = new HpSpecification();
        }
        return _specification;
    }

    protected void assertQueryPurpose() {
    }

    protected void assertAggregationPurpose() {

    //                                                                             =======
    public HpSpecification specify() {
        assertSpecifyPurpose();
        if (_specification == null) {
            _specification = new HpSpecification();
        }
        return _specification;
    }

    protected void assertQueryPurpose() {
    }

    protected void assertAggregationPurpose() {

    //                                                                             =======
    public HpSpecification specify() {
        assertSpecifyPurpose();
        if (_specification == null) {
            _specification = new HpSpecification();
        }
        return _specification;
    }

    protected void assertQueryPurpose() {
    }

    protected void assertAggregationPurpose() {

 * equals</i>. That is, {@code a.compareTo(b)} or {@code comparator.compare(a, b)} should equal zero
 * <i>if and only if</i> {@code a.equals(b)}. If this advice is not followed, the resulting map will
 * not correctly obey its specification.
 *
 * <p>See the Guava User Guide article on <a href=
 * "https://github.com/google/guava/wiki/ImmutableCollectionsExplained">immutable collections</a>.
 *
 * @author Jared Levy
 * @author Louis Wasserman

    //                                                                             =======
    public HpSpecification specify() {
        assertSpecifyPurpose();
        if (_specification == null) {
            _specification = new HpSpecification();
        }
        return _specification;
    }

    protected void assertQueryPurpose() {
    }

    protected void assertAggregationPurpose() {

    //                                                                             =======
    public HpSpecification specify() {
        assertSpecifyPurpose();
        if (_specification == null) {
            _specification = new HpSpecification();
        }
        return _specification;
    }

    protected void assertQueryPurpose() {
    }

    protected void assertAggregationPurpose() {

    //                                                                             =======
    public HpSpecification specify() {
        assertSpecifyPurpose();
        if (_specification == null) {
            _specification = new HpSpecification();
        }
        return _specification;
    }

    protected void assertQueryPurpose() {
    }

    protected void assertAggregationPurpose() {

    //                                                                             =======
    public HpSpecification specify() {
        assertSpecifyPurpose();
        if (_specification == null) {
            _specification = new HpSpecification();
        }
        return _specification;
    }

    protected void assertQueryPurpose() {
    }

    protected void assertAggregationPurpose() {