/**
 * MailArchiver is an application that provides services for storing and managing e-mail messages through a Web Services SOAP interface.
 * Copyright (C) 2012  Marcio Andre Scholl Levien and Fernando Alberto Reuter Wendt and Jose Ronaldo Nogueira Fonseca Junior
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 *
 * This program 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 Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

/******************************************************************************\
*
*  This product was developed by
*
*        SERVIÇO FEDERAL DE PROCESSAMENTO DE DADOS (SERPRO),
*
*  a government company established under Brazilian law (5.615/70),
*  at Department of Development of Porto Alegre.
*
\******************************************************************************/

package serpro.mailarchiver.util.transaction;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Configurable;
import org.springframework.orm.jdo.TransactionAwarePersistenceManagerFactoryProxy;

import serpro.mailarchiver.util.jdo.PersistenceManager;
import serpro.mailarchiver.util.jdo.PersistenceManagerFactory;

@Configurable
public abstract class ReadWriteTx {

    @Autowired
    private TransactionAwarePersistenceManagerFactoryProxy pmfProxy;

    protected PersistenceManagerFactory getTargetPersistenceManagerFactory() {
        return (PersistenceManagerFactory) pmfProxy.getTargetPersistenceManagerFactory();
    }

    protected PersistenceManager getPersistenceManager() {
        return (PersistenceManager) pmfProxy.getObject().getPersistenceManager();
    }

    @WithReadWriteTx
    private void runTx(Object... args) {
        run(args);
    }

    protected abstract void run(Object... args);

    protected void commited() {}

    protected void rolledBack(Throwable t) {}

    public final void start(Object... args) {
        try {
            runTx(args);
            commited();
        }
        catch(Throwable t) {
            rolledBack(t);
        }
    }
}