Method: begin()

1: /**
2: * Copyright (C) 2016 Czech Technical University in Prague
3: * <p>
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: * <p>
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.transactions;
16:
17: import cz.cvut.kbss.jopa.model.AbstractEntityManager;
18: import cz.cvut.kbss.jopa.sessions.UnitOfWork;
19:
20: public class EntityTransactionWrapper extends TransactionWrapperImpl {
21:
22: private EntityTransaction entityTransaction;
23:
24: public EntityTransactionWrapper(AbstractEntityManager entityManger) {
25: super(entityManger);
26: }
27:
28: @Override
29: public Object checkForTransaction() {
30: if (entityTransaction != null && entityTransaction.isActive()) {
31: return entityTransaction;
32: }
33: return null;
34: }
35:
36: @Override
37: public void registerUOWWithTransaction(UnitOfWork uow) {
38: // throw new
39: // OWLPeristenceTransactionException("Calling JTA method in not-JTA environment");
40:
41: }
42:
43: @Override
44: public EntityTransaction getTransaction() {
45: if (entityTransaction == null) {
46: entityTransaction = new EntityTransactionImpl(this);
47: }
48: return entityTransaction;
49: }
50:
51: void begin() {
52: setTransactionUOW(getEntityManager().getCurrentPersistenceContext());
53: }
54: }