import java.util.HashSet;\r
import java.util.Hashtable;\r
import java.util.Set;\r
-import java.util.List;\r
import java.util.concurrent.ConcurrentMap;\r
\r
import javax.inject.Inject;\r
import org.ops4j.pax.exam.util.PathUtils;\r
import org.osgi.framework.Bundle;\r
import org.osgi.framework.BundleContext;\r
-import org.osgi.framework.ServiceReference;\r
import org.osgi.framework.ServiceRegistration;\r
import org.slf4j.Logger;\r
import org.slf4j.LoggerFactory;\r