import org.opendaylight.controller.sal.core.ComponentActivatorAbstractBase;
-import org.opendaylight.controller.clustering.services.ICacheUpdateAware;
import org.opendaylight.controller.clustering.services.IClusterContainerServices;
import org.opendaylight.controller.clustering.services.IClusterGlobalServices;
-import org.opendaylight.controller.clustering.services.IClusterServices;
-import org.opendaylight.controller.clustering.services.ICoordinatorChangeAware;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.apache.felix.dm.Component;