Package: PluralJoin

PluralJoin

Coverage

1: /**
2: * Copyright (C) 2016 Czech Technical University in Prague
3: *
4: * This program is free software: you can redistribute it and/or modify it under
5: * the terms of the GNU General Public License as published by the Free Software
6: * Foundation, either version 3 of the License, or (at your option) any
7: * later version.
8: *
9: * This program is distributed in the hope that it will be useful, but WITHOUT
10: * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
11: * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
12: * details. You should have received a copy of the GNU General Public License
13: * along with this program. If not, see <http://www.gnu.org/licenses/>.
14: */
15: package cz.cvut.kbss.jopa.model.query.criteria;
16:
17: import cz.cvut.kbss.jopa.model.metamodel.PluralAttribute;
18:
19: /**
20: * The PluralJoin interface defines functionality that is common to joins to all
21: * collection types. It is not intended to be used directly in query
22: * construction.
23: *
24: * @param <Z>
25: * the source type
26: * @param <C>
27: * the collection type
28: * @param <E>
29: * the element type of the collection
30: */
31: public interface PluralJoin<Z, C, E> extends Join<Z, E> {
32:         /**
33:          * Return the metamodel representation for the collection-valued attribute
34:          * corresponding to the join.
35:          *
36:          * @return metamodel collection-valued attribute corresponding
37:          *
38:          * to the target of the join
39:          */
40:         PluralAttribute<? super Z, C, E> getModel();
41: }