AbstractDAO.java

/*
 * The CroudTrip! application aims at revolutionizing the car-ride-sharing market with its easy,
 * user-friendly and highly automated way of organizing shared Trips. Copyright (C) 2015  Nazeeh Ammari,
 *  Philipp Eichhorn, Ricarda Hohn, Vanessa Lange, Alexander Popp, Frederik Simon, Michael Weber
 * 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/.
 */

package org.croudtrip.db;


import com.google.common.base.Optional;

import org.hibernate.SessionFactory;

abstract class AbstractDAO<T> extends io.dropwizard.hibernate.AbstractDAO<T> {

	AbstractDAO(SessionFactory sessionFactory) {
		super(sessionFactory);
	}


	public final Optional<T> findById(long id) {
		return Optional.fromNullable(get(id));
	}


	public void save(T value) {
		currentSession().save(value);
	}


	public void update(T value) {
		currentSession().merge(value);
	}


	public final void delete(T value) {
		currentSession().delete(value);
	}


}