org.springframework.jdbc.support.incrementer.PostgreSQLSequenceMaxValueIncrementer Maven / Gradle / Ivy
/*
* Copyright 2002-2005 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.springframework.jdbc.support.incrementer;
import javax.sql.DataSource;
/**
* Class to retrieve the next value of a given PostgreSQL Sequence.
*
* @author Tomislav Urban
* @author Juergen Hoeller
*/
public class PostgreSQLSequenceMaxValueIncrementer extends AbstractSequenceMaxValueIncrementer {
/**
* Default constructor.
**/
public PostgreSQLSequenceMaxValueIncrementer() {
}
/**
* Convenience constructor.
* @param ds the DataSource to use
* @param incrementerName the name of the sequence/table to use
*/
public PostgreSQLSequenceMaxValueIncrementer(DataSource ds, String incrementerName) {
setDataSource(ds);
setIncrementerName(incrementerName);
afterPropertiesSet();
}
protected String getSequenceQuery() {
return "select nextval('" + getIncrementerName() + "')";
}
}