it.itis.pertini.falessi.tunes.jdbc.AbstractEntityHandler.java Source code

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Here is the source code for it.itis.pertini.falessi.tunes.jdbc.AbstractEntityHandler.java

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/*
 *    Copyright 2014 Davide Falessi
 *
 *   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 it.itis.pertini.falessi.tunes.jdbc;

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

import org.apache.commons.dbutils.ResultSetHandler;

public abstract class AbstractEntityHandler<T> implements ResultSetHandler<T> {

    public final T handle(ResultSet rs) throws SQLException {
        if (!rs.next()) {
            return null;
        }

        return toEntity(rs);
    }

    protected abstract T toEntity(ResultSet rs) throws SQLException;

}