eventfinder.java

来自「hibernate quickly 一书的各章节源代码」· Java 代码 · 共 30 行

package com.manning.hq.ch04;

import org.hibernate.*;
import org.apache.commons.logging.*;

public class EventFinder {
    private static Log log = LogFactory.getLog(EventFinder.class);

    public static void main(String[] args) throws HibernateException {
        HibernateFactory.buildSessionFactory();
        Session session = HibernateFactory.openSession();
        Transaction tx = session.beginTransaction();
        try {
            Event event = new Event("EventFinder");
            Location location = new Location("A Random Location");
            event.setLocation(location);
            session.save(location);
            session.save(event);
            session.flush();
            tx.commit();
            Event event2 = (Event) session.load(Event.class, event.getId());
            log.warn("Event: " + event2.getName());
            log.warn("Location1: " + event2.getLocation().getName());
        } finally {
            HibernateFactory.close(session);
            HibernateFactory.closeFactory();
        }
    }
}