import org.osgi.framework.BundleContext; import org.osgi.framework.ServiceReference; import org.osgi.framework.PackageAdmin; public class MyService { private BundleContext bundleContext; private PackageAdmin packageAdmin; public void start() { ServiceReference serviceRef = bundleContext.getServiceReference(PackageAdmin.class.getName()); packageAdmin = (PackageAdmin) bundleContext.getService(serviceRef); // ... bundleContext.ungetService(serviceRef); } // ... }