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Method: StatementExecutorFactory(OntologySnapshot, Connector)

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.ontodriver.owlapi.query;
16:
17: import cz.cvut.kbss.ontodriver.owlapi.connector.Connector;
18: import cz.cvut.kbss.ontodriver.owlapi.connector.OntologySnapshot;
19: import cz.cvut.kbss.ontodriver.Statement;
20:
21: public class StatementExecutorFactory {
22:
23: private final OntologySnapshot transactionalSnapshot;
24: private final Connector connector;
25:
26: public StatementExecutorFactory(OntologySnapshot transactionalSnapshot, Connector connector) {
27: this.transactionalSnapshot = transactionalSnapshot;
28: this.connector = connector;
29: }
30:
31: public StatementExecutor getStatementExecutor(Statement.StatementOntology ontology) {
32: assert ontology != null;
33:
34: switch (ontology) {
35: case TRANSACTIONAL:
36: return new TransactionalStatementExecutor(transactionalSnapshot);
37: case CENTRAL:
38: return new LiveOntologyStatementExecutor(connector);
39: default:
40: throw new IllegalArgumentException("Unsupported statement ontology type " + ontology);
41: }
42: }
43: }