Method: NamedNativeQueryProcessor()

1: /**
2: * Copyright (C) 2019 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.metamodel;
16:
17: import cz.cvut.kbss.jopa.model.annotations.NamedNativeQueries;
18: import cz.cvut.kbss.jopa.model.annotations.NamedNativeQuery;
19: import cz.cvut.kbss.jopa.query.NamedQueryManager;
20:
21: class NamedNativeQueryProcessor {
22:
23: private final NamedQueryManager queryManager = new NamedQueryManager();
24:
25: /**
26: * Discovers named native queries declared on the specified class.
27: * <p>
28: * The queries (if found) are added to the {@code NamedQueryManager}, which was passed to this class in constructor.
29: *
30: * @param cls The class to process
31: */
32: <T> void processClass(Class<T> cls) {
33: final NamedNativeQueries queries = cls.getAnnotation(NamedNativeQueries.class);
34: if (queries != null) {
35: for (NamedNativeQuery q : queries.value()) {
36: processQuery(q);
37: }
38: }
39: final NamedNativeQuery nq = cls.getAnnotation(NamedNativeQuery.class);
40: if (nq != null) {
41: processQuery(nq);
42: }
43: }
44:
45: private void processQuery(NamedNativeQuery query) {
46: queryManager.addNamedQuery(query.name(), query.query());
47: }
48:
49: NamedQueryManager getQueryManager() {
50: return queryManager;
51: }
52: }