001/*
002 * Sonar, open source software quality management tool.
003 * Copyright (C) 2008-2012 SonarSource
004 * mailto:contact AT sonarsource DOT com
005 *
006 * Sonar is free software; you can redistribute it and/or
007 * modify it under the terms of the GNU Lesser General Public
008 * License as published by the Free Software Foundation; either
009 * version 3 of the License, or (at your option) any later version.
010 *
011 * Sonar is distributed in the hope that it will be useful,
012 * but WITHOUT ANY WARRANTY; without even the implied warranty of
013 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
014 * Lesser General Public License for more details.
015 *
016 * You should have received a copy of the GNU Lesser General Public
017 * License along with Sonar; if not, write to the Free Software
018 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02
019 */
020package org.sonar.jpa.session;
021
022import org.sonar.core.persistence.Database;
023import org.sonar.core.persistence.DatabaseVersion;
024import org.sonar.jpa.entity.SchemaMigration;
025
026import javax.persistence.EntityManager;
027
028public class MemoryDatabaseConnector extends DefaultDatabaseConnector {
029  private int version;
030
031  public MemoryDatabaseConnector(Database database) {
032    super(database);
033    version = DatabaseVersion.LAST_VERSION;
034  }
035
036  @Override
037  public void start() {
038    super.start();
039    setupSchemaVersion(version);
040  }
041
042  protected void setupSchemaVersion(int version) {
043    SchemaMigration migration = new SchemaMigration();
044    migration.setVersion(version);
045    EntityManager manager = null;
046    try {
047      manager = createEntityManager();
048      manager.getTransaction().begin();
049      manager.persist(migration);
050      manager.getTransaction().commit();
051
052    } finally {
053      if (manager != null) {
054        manager.close();
055      }
056    }
057  }
058}