/**
* Copyright © 2002 Instituto Superior Técnico
*
* This file is part of FenixEdu Academic.
*
* FenixEdu Academic is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* FenixEdu Academic is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with FenixEdu Academic. If not, see <http://www.gnu.org/licenses/>.
*/
package org.fenixedu.academic.util;
import java.sql.Connection;
import java.util.Iterator;
import java.util.ServiceLoader;
public abstract class ConnectionManager {
private static final ConnectionManager instance;
static {
Iterator<ConnectionManager> managers = ServiceLoader.load(ConnectionManager.class).iterator();
if (!managers.hasNext()) {
throw new Error("No implementation of ConnectionManager was found in the classpath");
}
instance = managers.next();
}
public static Connection getCurrentSQLConnection() {
return instance.getConnection();
}
protected abstract Connection getConnection();
}