org.jboss.as.test.integration.hibernate.naturalid.SFSBHibernateSFNaturalId.java Source code

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Here is the source code for org.jboss.as.test.integration.hibernate.naturalid.SFSBHibernateSFNaturalId.java

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/*
 * JBoss, Home of Professional Open Source.
 * Copyright 2012, Red Hat, Inc., and individual contributors
 * as indicated by the @author tags. See the copyright.txt file in the
 * distribution for a full listing of individual contributors.
 *
 * This 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 2.1 of
 * the License, or (at your option) any later version.
 *
 * This software 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 this software; if not, write to the Free
 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
 */

package org.jboss.as.test.integration.hibernate.naturalid;

import java.util.Properties;
import javax.ejb.Stateful;
import javax.ejb.TransactionManagement;
import javax.ejb.TransactionManagementType;

import org.hibernate.Session;
import org.hibernate.SessionFactory;
import org.hibernate.boot.registry.BootstrapServiceRegistryBuilder;
import org.hibernate.cfg.AvailableSettings;
import org.hibernate.cfg.Configuration;
import org.hibernate.cfg.Environment;
import org.hibernate.internal.util.config.ConfigurationHelper;
import org.hibernate.service.ServiceRegistry;

/**
 * Test that naturalId API used with Hibernate sessionfactory can be inititated from hibernate.cfg.xml and properties added to
 * Hibernate Configuration in AS7 container
 *
 * @author Madhumita Sadhukhan
 */
@Stateful
@TransactionManagement(TransactionManagementType.BEAN)
public class SFSBHibernateSFNaturalId {

    private static SessionFactory sessionFactory;
    private static BootstrapServiceRegistryBuilder builder;
    private static ServiceRegistry serviceRegistry;

    protected static final Class[] NO_CLASSES = new Class[0];
    protected static final String NO_MAPPINGS = new String();

    public void cleanup() {
        sessionFactory.close();
    }

    public void setupConfig() {
        // static {
        try {

            // prepare the configuration
            Configuration configuration = new Configuration()
                    .setProperty(AvailableSettings.USE_NEW_ID_GENERATOR_MAPPINGS, "true");
            configuration.setProperty(Environment.HBM2DDL_AUTO, "create-drop");
            configuration.setProperty(Environment.DATASOURCE, "java:jboss/datasources/ExampleDS");

            // configuration.configure("hibernate.cfg.xml");

            // fetch the properties
            Properties properties = new Properties();
            properties.putAll(configuration.getProperties());

            Environment.verifyProperties(properties);
            ConfigurationHelper.resolvePlaceHolders(properties);

            // build the serviceregistry
            final BootstrapServiceRegistryBuilder bootstrapbuilder = new BootstrapServiceRegistryBuilder();
            serviceRegistry = builder.build();

            // Create the SessionFactory from Configuration
            sessionFactory = configuration.configure("hibernate.cfg.xml").buildSessionFactory(serviceRegistry);

        } catch (Throwable ex) { // Make sure you log the exception, as it might be swallowed
            System.err.println("Initial SessionFactory creation failed." + ex);
            // ex.printStackTrace();
            throw new ExceptionInInitializerError(ex);
        }

    }

    // create person
    public Person createPerson(String firstName, String lastName, String address, int voterId, int id) {

        Person per = new Person();
        per.setPersonId(id);
        per.setAddress(address);
        per.setPersonVoterId(voterId);
        per.setFirstName(firstName);
        per.setLastName(lastName);

        try {
            // We are not explicitly initializing a Transaction as Hibernate is expected to invoke the JTA TransactionManager
            // implicitly
            Session session = sessionFactory.openSession();
            session.save(per);
            session.flush();
            session.close();
        } catch (Exception e) {

            e.printStackTrace();
            throw new RuntimeException("transactional failure while persisting student entity", e);

        }

        return per;
    }

    // fetch person reference
    public Person getPersonReference(String name, int voterid) {
        Person emp = sessionFactory.openSession().byNaturalId(Person.class).using("firstName", name)
                .using("personVoterId", voterid).getReference();
        return emp;
    }

    // load person
    public Person loadPerson(String name, int voterid) {
        Person emp = sessionFactory.openSession().byNaturalId(Person.class).using("firstName", name)
                .using("personVoterId", voterid).load();
        return emp;
    }

}