/*
 *  Licensed to the Apache Software Foundation (ASF) under one
 *  or more contributor license agreements.  See the NOTICE file
 *  distributed with this work for additional information
 *  regarding copyright ownership.  The ASF licenses this file
 *  to you 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.grails.orm.hibernate.connections;

import java.io.IOException;

import javax.sql.DataSource;

import org.hibernate.SessionFactory;

import org.grails.datastore.gorm.jdbc.connections.DataSourceSettings;
import org.grails.datastore.mapping.core.connections.ConnectionSource;
import org.grails.datastore.mapping.core.connections.DefaultConnectionSource;

/**
 *
 * Implements the {@link org.grails.datastore.mapping.core.connections.ConnectionSource} interface for Hibernate
 *
 * @author Graeme Rocher
 * @since 6.0
 */
public class HibernateConnectionSource extends DefaultConnectionSource<SessionFactory, HibernateConnectionSourceSettings> {

    protected final ConnectionSource<DataSource, DataSourceSettings> dataSource;

    public HibernateConnectionSource(String name, SessionFactory sessionFactory, ConnectionSource<DataSource, DataSourceSettings> dataSourceConnectionSource, HibernateConnectionSourceSettings settings) {
        super(name, sessionFactory, settings);
        this.dataSource = dataSourceConnectionSource;
    }

    @Override
    public void close() throws IOException {
        super.close();
        try {
            SessionFactory sessionFactory = getSource();
            sessionFactory.close();
        } finally {
            if (dataSource != null) {
                dataSource.close();
            }
        }
    }

    /**
     * @return The underlying SQL {@link DataSource}
     */
    public DataSource getDataSource() {
        return dataSource.getSource();
    }
}
