01: /*
02: * Copyright 2002-2005 the original author or authors.
03: *
04: * Licensed under the Apache License, Version 2.0 (the "License");
05: * you may not use this file except in compliance with the License.
06: * You may obtain a copy of the License at
07: *
08: * http://www.apache.org/licenses/LICENSE-2.0
09: *
10: * Unless required by applicable law or agreed to in writing, software
11: * distributed under the License is distributed on an "AS IS" BASIS,
12: * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13: * See the License for the specific language governing permissions and
14: * limitations under the License.
15: */
16:
17: package org.springframework.jdbc.support.incrementer;
18:
19: import javax.sql.DataSource;
20:
21: /**
22: * DataFieldMaxValueIncrementer that retrieves the next value of a given Oracle sequence.
23: *
24: * @author Dmitriy Kopylenko
25: * @author Thomas Risberg
26: * @author Juergen Hoeller
27: */
28: public class OracleSequenceMaxValueIncrementer extends
29: AbstractSequenceMaxValueIncrementer {
30:
31: /**
32: * Default constructor.
33: **/
34: public OracleSequenceMaxValueIncrementer() {
35: }
36:
37: /**
38: * Convenience constructor.
39: * @param ds the DataSource to use
40: * @param incrementerName the name of the sequence to use
41: */
42: public OracleSequenceMaxValueIncrementer(DataSource ds,
43: String incrementerName) {
44: setDataSource(ds);
45: setIncrementerName(incrementerName);
46: afterPropertiesSet();
47: }
48:
49: protected String getSequenceQuery() {
50: return "select " + getIncrementerName() + ".nextval from dual";
51: }
52:
53: }
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