Method: OwlapiPreparedStatement(StatementExecutorFactory, OwlapiConnection, String)

1: /*
2: * JOPA
3: * Copyright (C) 2023 Czech Technical University in Prague
4: *
5: * This library is free software; you can redistribute it and/or
6: * modify it under the terms of the GNU Lesser General Public
7: * License as published by the Free Software Foundation; either
8: * version 3.0 of the License, or (at your option) any later version.
9: *
10: * This library is distributed in the hope that it will be useful,
11: * but WITHOUT ANY WARRANTY; without even the implied warranty of
12: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13: * Lesser General Public License for more details.
14: *
15: * You should have received a copy of the GNU Lesser General Public
16: * License along with this library.
17: */
18: package cz.cvut.kbss.ontodriver.owlapi.query;
19:
20: import cz.cvut.kbss.ontodriver.PreparedStatement;
21: import cz.cvut.kbss.ontodriver.ResultSet;
22: import cz.cvut.kbss.ontodriver.exception.OntoDriverException;
23: import cz.cvut.kbss.ontodriver.owlapi.OwlapiConnection;
24: import cz.cvut.kbss.ontodriver.util.StatementHolder;
25:
26: import java.util.Objects;
27:
28: import static cz.cvut.kbss.ontodriver.util.ErrorUtils.getNPXMessageSupplier;
29:
30: public class OwlapiPreparedStatement extends OwlapiStatement implements PreparedStatement {
31:
32: private final StatementHolder statementHolder;
33:
34: public OwlapiPreparedStatement(StatementExecutorFactory executorFactory, OwlapiConnection connection,
35: String statement) {
36: super(executorFactory, connection);
37: this.statementHolder = new StatementHolder(statement);
38:• if (statementHolder.getStatement().isEmpty()) {
39: throw new IllegalArgumentException("Statement cannot be empty.");
40: }
41: statementHolder.analyzeStatement();
42: }
43:
44: @Override
45: public ResultSet executeQuery() throws OntoDriverException {
46: ensureOpen();
47: closeExistingResultSet();
48: this.resultSet = getExecutor().executeQuery(querySpec(statementHolder.assembleStatement()));
49: return resultSet;
50: }
51:
52: @Override
53: public void executeUpdate() throws OntoDriverException {
54: ensureOpen();
55: getExecutor().executeUpdate(querySpec(statementHolder.assembleStatement()));
56: connection.commitIfAuto();
57: }
58:
59: @Override
60: public void setObject(String binding, Object value) {
61: ensureOpen();
62: Objects.requireNonNull(binding, getNPXMessageSupplier("binding"));
63: Objects.requireNonNull(value, getNPXMessageSupplier("value"));
64: statementHolder.setParameter(binding, value.toString());
65: }
66:
67: @Override
68: public void clearParameters() {
69: ensureOpen();
70: statementHolder.clearParameters();
71: }
72: }