org.springframework.jdbc.support.incrementer.OracleSequenceMaxValueIncrementer.java Source code

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Here is the source code for org.springframework.jdbc.support.incrementer.OracleSequenceMaxValueIncrementer.java

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/*
 * Copyright 2002-2018 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
 *
 *      https://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;

/**
 * {@link DataFieldMaxValueIncrementer} that retrieves the next value
 * of a given Oracle sequence.
 *
 * @author Dmitriy Kopylenko
 * @author Thomas Risberg
 * @author Juergen Hoeller
 */
public class OracleSequenceMaxValueIncrementer extends AbstractSequenceMaxValueIncrementer {

    /**
     * Default constructor for bean property style usage.
     * @see #setDataSource
     * @see #setIncrementerName
     */
    public OracleSequenceMaxValueIncrementer() {
    }

    /**
     * Convenience constructor.
     * @param dataSource the DataSource to use
     * @param incrementerName the name of the sequence/table to use
     */
    public OracleSequenceMaxValueIncrementer(DataSource dataSource, String incrementerName) {
        super(dataSource, incrementerName);
    }

    @Override
    protected String getSequenceQuery() {
        return "select " + getIncrementerName() + ".nextval from dual";
    }

}