InsertedIDResultSetHandler.java example

/**
 * Copyright 2015-2016 Knowm Inc. (http://knowm.org) and contributors.
 * Copyright 2011-2015 Xeiam LLC (http://xeiam.com) and contributors.
 *
 * 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.knowm.yank.handlers;

import java.sql.ResultSet;
import java.sql.SQLException;

import org.apache.commons.dbutils.ResultSetHandler;

/**
 * This gets the long value representing the auto-assigned primary key id from the ResultSet object generated from inserting a row.
 *
 * @author timmolter
 */
public class InsertedIDResultSetHandler implements ResultSetHandler<Long> {

  public Long handle(ResultSet rs) throws SQLException {

    if (rs.next()) {
      return rs.getLong(1);
    }
    return null;
  }

}