| /** |
| * Copyright (c) 2011, 2014 - Lunifera GmbH (Gross Enzersdorf, Austria), Loetz GmbH&Co.KG (69115 Heidelberg, Germany) |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * Florian Pirchner - Initial implementation |
| */ |
| package org.eclipse.osbp.dsl.entity.xtext.grammar.tests; |
| |
| import javax.persistence.EntityManagerFactory; |
| |
| import org.osgi.framework.BundleActivator; |
| import org.osgi.framework.BundleContext; |
| import org.osgi.framework.FrameworkUtil; |
| import org.osgi.framework.InvalidSyntaxException; |
| import org.osgi.framework.ServiceReference; |
| |
| public class Activator implements BundleActivator { |
| |
| public BundleContext context; |
| |
| @Override |
| public void start(BundleContext context) throws Exception { |
| this.context = context; |
| } |
| |
| @Override |
| public void stop(BundleContext context) throws Exception { |
| this.context = null; |
| } |
| |
| /** |
| * Returns the entity manager factory or <code>null</code>. |
| * |
| * @return |
| */ |
| @SuppressWarnings({ "rawtypes", "unchecked" }) |
| public static EntityManagerFactory getEMF() { |
| BundleContext context = FrameworkUtil.getBundle(Activator.class) |
| .getBundleContext(); |
| ServiceReference[] refs; |
| try { |
| refs = context.getServiceReferences( |
| EntityManagerFactory.class.getName(), |
| "(osgi.unit.name=dbDerby)"); |
| if (refs != null) { |
| return (EntityManagerFactory) context.getService(refs[0]); |
| } |
| } catch (InvalidSyntaxException e) { |
| throw new RuntimeException(e); |
| } |
| |
| return null; |
| } |
| } |