/*
* JBoss, Home of Professional Open Source
* Copyright 2005, JBoss Inc., and individual contributors as indicated
* by the @authors tag. See the copyright.txt 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.osgi;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.net.URL;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.TimeoutException;
import org.osgi.framework.Bundle;
import org.osgi.framework.BundleContext;
import org.osgi.framework.FrameworkEvent;
import org.osgi.framework.FrameworkListener;
import org.osgi.framework.ServiceReference;
import org.osgi.service.packageadmin.PackageAdmin;
import org.osgi.service.startlevel.StartLevel;
/**
* OSGi integration test support.
*
* @author thomas.diesler@jboss.com
* @since 24-May-2011
*/
public final class OSGiTestSupport {
// Hide ctor
private OSGiTestSupport() {
}
/**
* Changes the framework start level and waits for the STARTLEVEL_CHANGED event
* Note, changing the framework start level is an asynchronous operation.
*/
public static void changeStartLevel(final BundleContext context, final int level, final long timeout, final TimeUnit units) throws InterruptedException, TimeoutException {
final ServiceReference sref = context.getServiceReference(StartLevel.class.getName());
final StartLevel startLevel = (StartLevel) context.getService(sref);
if (level != startLevel.getStartLevel()) {
final CountDownLatch latch = new CountDownLatch(1);
context.addFrameworkListener(new FrameworkListener() {
public void frameworkEvent(FrameworkEvent event) {
if (event.getType() == FrameworkEvent.STARTLEVEL_CHANGED && level == startLevel.getStartLevel()) {
latch.countDown();
}
}
});
startLevel.setStartLevel(level);
if (latch.await(timeout, units) == false)
throw new TimeoutException("Timeout changing start level");
}
}
/**
* Use {@link PackageAdmin#getBundles(String, String)} to find a deployed bundle by
* symbolic name and version range
*/
public static Bundle getDeployedBundle(BundleContext context, String symbolicName, String versionRange) {
ServiceReference sref = context.getServiceReference(PackageAdmin.class.getName());
PackageAdmin packageAdmin = (PackageAdmin) context.getService(sref);
Bundle[] bundles = packageAdmin.getBundles(symbolicName, versionRange);
assertNotNull("Bundles found", bundles);
assertEquals("One bundle found", 1, bundles.length);
return bundles[0];
}
}