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diff --git a/src/it/tutorials-5.2.18/osgi/unmanaged-native/src/main/java/org/hibernate/osgitest/DataPointServiceImpl.java b/src/it/tutorials-5.2.18/osgi/unmanaged-native/src/main/java/org/hibernate/osgitest/DataPointServiceImpl.java
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+++ b/src/it/tutorials-5.2.18/osgi/unmanaged-native/src/main/java/org/hibernate/osgitest/DataPointServiceImpl.java
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+/* 
+ * Hibernate, Relational Persistence for Idiomatic Java
+ * 
+ * JBoss, Home of Professional Open Source
+ * Copyright 2013 Red Hat Inc. and/or its affiliates and other contributors
+ * as indicated by the @authors tag. All rights reserved.
+ * See the copyright.txt in the distribution for a
+ * full listing of individual contributors.
+ *
+ * This copyrighted material is made available to anyone wishing to use,
+ * modify, copy, or redistribute it subject to the terms and conditions
+ * of the GNU Lesser General Public License, v. 2.1.
+ * This program is distributed in the hope that it will be useful, but WITHOUT A
+ * 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,
+ * v.2.1 along with this distribution; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
+ * MA  02110-1301, USA.
+ */
+package org.hibernate.osgitest;
+
+import org.hibernate.Session;
+import org.hibernate.criterion.Restrictions;
+import org.hibernate.envers.AuditReader;
+import org.hibernate.envers.AuditReaderFactory;
+import org.hibernate.envers.DefaultRevisionEntity;
+import org.hibernate.osgitest.entity.DataPoint;
+
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+
+/**
+ * @author Brett Meyer
+ */
+public class DataPointServiceImpl implements DataPointService {
+	
+	private HibernateUtil hibernateUtil = new HibernateUtil();
+
+	public void add(DataPoint dp) {
+		Session s = hibernateUtil.getSession();
+		s.getTransaction().begin();
+		s.persist( dp );
+		s.getTransaction().commit();
+		s.close();
+	}
+
+	public void update(DataPoint dp) {
+		Session s = hibernateUtil.getSession();
+		s.getTransaction().begin();
+		s.update( dp );
+		s.getTransaction().commit();
+		s.close();
+	}
+
+	public DataPoint get(long id) {
+		Session s = hibernateUtil.getSession();
+		s.getTransaction().begin();
+		DataPoint dp = (DataPoint) s.createCriteria( DataPoint.class ).add(
+				Restrictions.eq( "id", id ) ).uniqueResult();
+		s.getTransaction().commit();
+		s.close();
+		return dp;
+	}
+
+	// Test lazy loading (mainly to make sure the proxy classes work in OSGi)
+	public DataPoint load(long id) {
+		Session s = hibernateUtil.getSession();
+		s.getTransaction().begin();
+		DataPoint dp = (DataPoint) s.load( DataPoint.class, new Long(id) );
+		// initialize
+		dp.getName();
+		s.getTransaction().commit();
+		s.close();
+		return dp;
+	}
+
+	public List<DataPoint> getAll() {
+		Session s = hibernateUtil.getSession();
+		s.getTransaction().begin();
+		List list = s.createQuery( "from DataPoint" ).list();
+		s.getTransaction().commit();
+		s.close();
+		return list;
+	}
+	
+	public Map<Number, DefaultRevisionEntity> getRevisions(long id) {
+		Session s = hibernateUtil.getSession();
+		AuditReader reader = AuditReaderFactory.get(s);
+		List<Number> revisionNums = reader.getRevisions( DataPoint.class, id );
+		return reader.findRevisions( DefaultRevisionEntity.class, new HashSet<Number>(revisionNums) );
+	}
+
+	public void deleteAll() {
+		Session s = hibernateUtil.getSession();
+		s.getTransaction().begin();
+		s.createQuery( "delete from DataPoint" ).executeUpdate();
+		s.getTransaction().commit();
+		s.close();
+	}
+
+}